style /user/projects page

restyle project/[id] page
update wiki page
2026-05-14 16:56:15 +07:00 · 2026-05-14 16:12:26 +07:00 · 2026-05-14 16:07:16 +07:00 · 2026-05-14 12:55:10 +07:00 · 2026-05-14 03:41:58 +07:00 · 2026-05-13 17:45:56 +07:00
131 changed files with 10093 additions and 4512 deletions
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        "prosemirror-state": "^1.0.0",
@@ -9066,18 +9129,39 @@
      "license": "ISC"
    },
    "node_modules/quill": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/quill/-/quill-2.0.3.tgz",
-      "integrity": "sha512-xEYQBqfYx/sfb33VJiKnSJp8ehloavImQ2A6564GAbqG55PGw1dAWUn1MUbQB62t0azawUS2CZZhWCjO8gRvTw==",
+      "version": "1.3.7",
+      "resolved": "https://registry.npmjs.org/quill/-/quill-1.3.7.tgz",
+      "integrity": "sha512-hG/DVzh/TiknWtE6QmWAF/pxoZKYxfe3J/d/+ShUWkDvvkZQVTPeVmUJVu1uE6DDooC4fWTiCLh84ul89oNz5g==",
      "license": "BSD-3-Clause",
+      "peer": true,
      "dependencies": {
-        "eventemitter3": "^5.0.1",
-        "lodash-es": "^4.17.21",
-        "parchment": "^3.0.0",
-        "quill-delta": "^5.1.0"
+        "clone": "^2.1.1",
+        "deep-equal": "^1.0.1",
+        "eventemitter3": "^2.0.3",
+        "extend": "^3.0.2",
+        "parchment": "^1.1.4",
+        "quill-delta": "^3.6.2"
+      }
+    },
+    "node_modules/quill-blot-formatter": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/quill-blot-formatter/-/quill-blot-formatter-1.0.5.tgz",
+      "integrity": "sha512-iVmuEdmMIpvERBnnDfosWul6VAVN6tqQRruUzAEwA9ZbQ/Ef7DTHGZDUR4KklXpxM+z50opFp6m1NhNdN6HJhw==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "deepmerge": "^2.0.0"
      },
+      "peerDependencies": {
+        "quill": "^1.3.4"
+      }
+    },
+    "node_modules/quill-blot-formatter/node_modules/deepmerge": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/deepmerge/-/deepmerge-2.2.1.tgz",
+      "integrity": "sha512-R9hc1Xa/NOBi9WRVUWg19rl1UB7Tt4kuPd+thNJgFZoxXsTz7ncaPaeIm+40oSGuP33DfMb4sZt1QIGiJzC4EA==",
+      "license": "MIT",
      "engines": {
-        "npm": ">=8.2.3"
+        "node": ">=0.10.0"
      }
    },
    "node_modules/quill-delta": {
@@ -9085,7 +9169,6 @@
      "resolved": "https://registry.npmjs.org/quill-delta/-/quill-delta-5.1.0.tgz",
      "integrity": "sha512-X74oCeRI4/p0ucjb5Ma8adTXd9Scumz367kkMK5V/IatcX6A0vlgLgKbzXWy5nZmCGeNJm2oQX0d2Eqj+ZIlCA==",
      "license": "MIT",
-      "peer": true,
      "dependencies": {
        "fast-diff": "^1.3.0",
        "lodash.clonedeep": "^4.5.0",
@@ -9095,12 +9178,33 @@
        "node": ">= 12.0.0"
      }
    },
+    "node_modules/quill/node_modules/fast-diff": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/fast-diff/-/fast-diff-1.1.2.tgz",
+      "integrity": "sha512-KaJUt+M9t1qaIteSvjc6P3RbMdXsNhK61GRftR6SNxqmhthcd9MGIi4T+o0jD8LUSpSnSKXE20nLtJ3fOHxQig==",
+      "license": "Apache-2.0",
+      "peer": true
+    },
+    "node_modules/quill/node_modules/quill-delta": {
+      "version": "3.6.3",
+      "resolved": "https://registry.npmjs.org/quill-delta/-/quill-delta-3.6.3.tgz",
+      "integrity": "sha512-wdIGBlcX13tCHOXGMVnnTVFtGRLoP0imqxM696fIPwIf5ODIYUHIvHbZcyvGlZFiFhK5XzDC2lpjbxRhnM05Tg==",
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "deep-equal": "^1.0.1",
+        "extend": "^3.0.2",
+        "fast-diff": "1.1.2"
+      },
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
    "node_modules/react": {
      "version": "19.2.4",
      "resolved": "https://registry.npmjs.org/react/-/react-19.2.4.tgz",
      "integrity": "sha512-9nfp2hYpCwOjAN+8TZFGhtWEwgvWHXqESH8qT89AT/lWklpLON22Lc8pEtnpsZz7VmawabSU0gCjnj8aC0euHQ==",
      "license": "MIT",
-      "peer": true,
      "engines": {
        "node": ">=0.10.0"
      }
@@ -9162,7 +9266,6 @@
      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.2.4.tgz",
      "integrity": "sha512-AXJdLo8kgMbimY95O2aKQqsz2iWi9jMgKJhRBAxECE4IFxfcazB2LmzloIoibJI3C12IlY20+KFaLv+71bUJeQ==",
      "license": "MIT",
-      "peer": true,
      "dependencies": {
        "scheduler": "^0.27.0"
      },
@@ -9208,12 +9311,38 @@
        "react-dom": "^16 || ^17 || ^18 || ^19"
      }
    },
+    "node_modules/react-quill-new/node_modules/eventemitter3": {
+      "version": "5.0.4",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-5.0.4.tgz",
+      "integrity": "sha512-mlsTRyGaPBjPedk6Bvw+aqbsXDtoAyAzm5MO7JgU+yVRyMQ5O8bD4Kcci7BS85f93veegeCPkL8R4GLClnjLFw==",
+      "license": "MIT"
+    },
+    "node_modules/react-quill-new/node_modules/parchment": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/parchment/-/parchment-3.0.0.tgz",
+      "integrity": "sha512-HUrJFQ/StvgmXRcQ1ftY6VEZUq3jA2t9ncFN4F84J/vN0/FPpQF+8FKXb3l6fLces6q0uOHj6NJn+2xvZnxO6A==",
+      "license": "BSD-3-Clause"
+    },
+    "node_modules/react-quill-new/node_modules/quill": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/quill/-/quill-2.0.3.tgz",
+      "integrity": "sha512-xEYQBqfYx/sfb33VJiKnSJp8ehloavImQ2A6564GAbqG55PGw1dAWUn1MUbQB62t0azawUS2CZZhWCjO8gRvTw==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "eventemitter3": "^5.0.1",
+        "lodash-es": "^4.17.21",
+        "parchment": "^3.0.0",
+        "quill-delta": "^5.1.0"
+      },
+      "engines": {
+        "npm": ">=8.2.3"
+      }
+    },
    "node_modules/react-redux": {
      "version": "9.2.0",
      "resolved": "https://registry.npmjs.org/react-redux/-/react-redux-9.2.0.tgz",
      "integrity": "sha512-ROY9fvHhwOD9ySfrF0wmvu//bKCQ6AeZZq1nJNtbDC+kk5DuSuNX/n6YWYF/SYy7bSba4D4FSz8DJeKY/S/r+g==",
      "license": "MIT",
-      "peer": true,
      "dependencies": {
        "@types/use-sync-external-store": "^0.0.6",
        "use-sync-external-store": "^1.4.0"
@@ -9236,8 +9365,7 @@
      "version": "5.0.1",
      "resolved": "https://registry.npmjs.org/redux/-/redux-5.0.1.tgz",
      "integrity": "sha512-M9/ELqF6fy8FwmkpnF0S3YKOqMyoWJ4+CS5Efg2ct3oY9daQvd/Pc71FpGZsVsbl3Cpb+IIcjBDUnnyBdQbq4w==",
-      "license": "MIT",
-      "peer": true
+      "license": "MIT"
    },
    "node_modules/redux-thunk": {
      "version": "3.1.0",
@@ -9295,7 +9423,6 @@
      "version": "1.5.4",
      "resolved": "https://registry.npmjs.org/regexp.prototype.flags/-/regexp.prototype.flags-1.5.4.tgz",
      "integrity": "sha512-dYqgNSZbDwkaJ2ceRd9ojCGjBq+mOm9LmtXnAnEGyHhN/5R7iDW2TRw3h+o/jCFxus3P2LfWIIiwowAjANm7IA==",
-      "dev": true,
      "license": "MIT",
      "dependencies": {
        "call-bind": "^1.0.8",
@@ -9538,7 +9665,6 @@
      "version": "1.2.2",
      "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",
      "integrity": "sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==",
-      "dev": true,
      "license": "MIT",
      "dependencies": {
        "define-data-property": "^1.1.4",
@@ -9556,7 +9682,6 @@
      "version": "2.0.2",
      "resolved": "https://registry.npmjs.org/set-function-name/-/set-function-name-2.0.2.tgz",
      "integrity": "sha512-7PGFlmtwsEADb0WYyvCMa1t+yke6daIG4Wirafur5kcf+MhUnPms1UeR0CKQdTZD81yESwMHbtn+TR+dMviakQ==",
-      "dev": true,
      "license": "MIT",
      "dependencies": {
        "define-data-property": "^1.1.4",
@@ -10061,8 +10186,7 @@
      "version": "4.2.2",
      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.2.2.tgz",
      "integrity": "sha512-KWBIxs1Xb6NoLdMVqhbhgwZf2PGBpPEiwOqgI4pFIYbNTfBXiKYyWoTsXgBQ9WFg/OlhnvHaY+AEpW7wSmFo2Q==",
-      "license": "MIT",
-      "peer": true
+      "license": "MIT"
    },
    "node_modules/tapable": {
      "version": "2.3.2",
@@ -10118,7 +10242,6 @@
      "integrity": "sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==",
      "dev": true,
      "license": "MIT",
-      "peer": true,
      "engines": {
        "node": ">=12"
      },
@@ -10296,7 +10419,6 @@
      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
      "dev": true,
      "license": "Apache-2.0",
-      "peer": true,
      "bin": {
        "tsc": "bin/tsc",
        "tsserver": "bin/tsserver"
@@ -10675,7 +10797,6 @@
      "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
      "dev": true,
      "license": "MIT",
-      "peer": true,
      "funding": {
        "url": "https://github.com/sponsors/colinhacks"
      }
@@ -29,6 +29,8 @@
    "flatpickr": "^4.6.13",
    "maplibre-gl": "^5.20.2",
    "next": "^16.1.6",
+    "polylabel": "^2.0.1",
+    "quill-blot-formatter": "^1.0.5",
    "react": "^19.2.0",
    "react-apexcharts": "^1.8.0",
    "react-dnd": "^16.0.1",
@@ -37,17 +39,18 @@
    "react-dropzone": "^14.3.8",
    "react-quill-new": "^3.8.3",
    "react-redux": "^9.2.0",
-    "uuid": "^13.0.0",
    "sonner": "^2.0.7",
    "sweetalert2": "^11.26.24",
    "swiper": "^11.2.10",
    "tailwind-merge": "^2.6.0",
+    "uuid": "^13.0.0",
    "yet-another-react-lightbox": "^3.30.1"
  },
  "devDependencies": {
    "@eslint/eslintrc": "^3.3.1",
    "@svgr/webpack": "^8.1.0",
    "@types/node": "^20.19.25",
+    "@types/polylabel": "^1.1.3",
    "@types/react": "^19.2.1",
    "@types/react-dom": "^19.2.1",
    "@types/react-transition-group": "^4.4.12",
@@ -12,11 +12,15 @@ import type { GeometryMetaFormState } from "@/uhm/lib/editor/session/sessionType

 type EditorDraftApi = {
    patchFeatureProperties: (id: FeatureProperties["id"], patch: Partial<FeatureProperties>) => void;
+    patchFeaturePropertiesBatch: (
+        patches: Array<{ id: FeatureProperties["id"]; patch: Partial<FeatureProperties> }>,
+        label?: string
+    ) => void;
 };

 type Options = {
    editor: EditorDraftApi;
-    selectedFeature: Feature | null;
+    selectedFeatures: Feature[];
    geometryMetaForm: GeometryMetaFormState;
    setGeometryMetaForm: Dispatch<SetStateAction<GeometryMetaFormState>>;
    selectedGeometryEntityIds: string[];
@@ -29,7 +33,7 @@ type Options = {
 export function useFeatureCommands(options: Options) {
    const {
        editor,
-        selectedFeature,
+        selectedFeatures,
        geometryMetaForm,
        setGeometryMetaForm,
        selectedGeometryEntityIds,
@@ -40,8 +44,8 @@ export function useFeatureCommands(options: Options) {
    } = options;

    const applyGeometryMetadata = useCallback(async (): Promise<{ ok: boolean; error?: string }> => {
-        if (!selectedFeature) {
-            const msg = "Hãy chọn một geometry trước.";
+        if (!selectedFeatures || selectedFeatures.length === 0) {
+            const msg = "Hãy chọn ít nhất một geometry trước.";
            setEntityFormStatus(msg);
            return { ok: false, error: msg };
        }
@@ -64,7 +68,13 @@ export function useFeatureCommands(options: Options) {
        setIsEntitySubmitting(true);
        setEntityFormStatus(null);
        try {
-            editor.patchFeatureProperties(selectedFeature.properties.id, metadata.patch);
+            editor.patchFeaturePropertiesBatch(
+                selectedFeatures.map((feature) => ({
+                    id: feature.properties.id,
+                    patch: metadata.patch,
+                })),
+                "Cập nhật thuộc tính GEO"
+            );
            setGeometryMetaForm(metadata.formState);
            setEntityFormStatus("Đã cập nhật thuộc tính GEO. Commit khi sẵn sàng.");
            return { ok: true };
@@ -74,15 +84,15 @@ export function useFeatureCommands(options: Options) {
    }, [
        editor,
        geometryMetaForm,
-        selectedFeature,
+        selectedFeatures,
        setEntityFormStatus,
        setGeometryMetaForm,
        setIsEntitySubmitting,
    ]);

    const applyEntitiesToSelectedGeometry = useCallback(async () => {
-        if (!selectedFeature) {
-            setEntityFormStatus("Hãy chọn một geometry trước.");
+        if (!selectedFeatures || selectedFeatures.length === 0) {
+            setEntityFormStatus("Hãy chọn ít nhất một geometry trước.");
            return;
        }

@@ -90,9 +100,12 @@ export function useFeatureCommands(options: Options) {
        setIsEntitySubmitting(true);
        setEntityFormStatus(null);
        try {
-            editor.patchFeatureProperties(
-                selectedFeature.properties.id,
-                buildFeatureEntityPatch(selectedFeature, entityIds, entities)
+            editor.patchFeaturePropertiesBatch(
+                selectedFeatures.map((feature) => ({
+                    id: feature.properties.id,
+                    patch: buildFeatureEntityPatch(feature, entityIds, entities),
+                })),
+                "Cập nhật entity cho GEO"
            );
            setSelectedGeometryEntityIds(entityIds);
            setEntityFormStatus("Đã cập nhật danh sách entity. Commit khi sẵn sàng.");
@@ -108,7 +121,7 @@ export function useFeatureCommands(options: Options) {
    }, [
        editor,
        entities,
-        selectedFeature,
+        selectedFeatures,
        selectedGeometryEntityIds,
        setEntityFormStatus,
        setIsEntitySubmitting,
@@ -19,7 +19,7 @@ export default function RootLayout({
    <html lang="en">
      <body className={`${inter.className} dark:bg-gray-900`}>
        <StoreProvider>
-           <ThemeProvider>
+          <ThemeProvider>
            <SidebarProvider>{children} <Toaster closeButton richColors position="top-right" /> </SidebarProvider>
          </ThemeProvider>
        </StoreProvider>
@@ -1,186 +1,791 @@
 "use client";

-import { useEffect, useMemo, useRef, useState } from "react";
-import Map from "@/uhm/components/Map";
-import BackgroundLayersPanel from "@/uhm/components/BackgroundLayersPanel";
-import TimelineBar from "@/uhm/components/TimelineBar";
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
+
+import Map, { type MapHoverPayload } from "@/uhm/components/Map";
+import PublicWikiSidebar from "@/uhm/components/wiki/PublicWikiSidebar";
+import TimelineBar from "@/uhm/components/ui/TimelineBar";
+import { fetchEntities, type Entity } from "@/uhm/api/entities";
 import { fetchGeometriesByBBox } from "@/uhm/api/geometries";
 import { ApiError } from "@/uhm/api/http";
-import { API_BASE_URL } from "@/uhm/api/config";
+import { fetchWikiBySlug, searchWikisByTitle, type Wiki } from "@/uhm/api/wikis";
 import {
-  BackgroundLayerId,
-  BackgroundLayerVisibility,
-  DEFAULT_BACKGROUND_LAYER_VISIBILITY,
-  HIDDEN_BACKGROUND_LAYER_VISIBILITY,
-} from "@/uhm/lib/backgroundLayers";
+    BACKGROUND_LAYER_OPTIONS,
+    type BackgroundLayerId,
+    type BackgroundLayerVisibility,
+    DEFAULT_BACKGROUND_LAYER_VISIBILITY,
+    HIDDEN_BACKGROUND_LAYER_VISIBILITY,
+} from "@/uhm/lib/map/styles/backgroundLayers";
 import {
-  loadBackgroundLayerVisibilityFromStorage,
-  persistBackgroundLayerVisibility,
+    loadBackgroundLayerVisibilityFromStorage,
+    persistBackgroundLayerVisibility,
 } from "@/uhm/lib/editor/background/backgroundVisibilityStorage";
-import { EMPTY_FEATURE_COLLECTION, WORLD_BBOX } from "@/uhm/lib/geo/constants";
-import { clampYearToFixedRange, TIMELINE_DEBOUNCE_MS } from "@/uhm/lib/timeline";
-import type { Feature, FeatureCollection } from "@/uhm/types/geo";
+import { EMPTY_FEATURE_COLLECTION, WORLD_BBOX } from "@/uhm/lib/map/geo/constants";
+import { GEO_TYPE_KEYS } from "@/uhm/lib/map/geo/geoTypeMap";
+import { clampYearToFixedRange, TIMELINE_DEBOUNCE_MS } from "@/uhm/lib/utils/timeline";
+import type { FeatureCollection } from "@/uhm/types/geo";

 const CURRENT_YEAR = new Date().getUTCFullYear();
+const ENTITY_PAGE_LIMIT = 100;
+const WIKI_PAGE_LIMIT = 100;
+const RELATION_CONCURRENCY = 6;
+
+type RelationIndex = {
+    entitiesById: Record<string, Entity>;
+    entityGeometriesById: Record<string, FeatureCollection>;
+    entityWikisById: Record<string, Wiki[]>;
+    geometryEntityIds: Record<string, string[]>;
+    wikiEntityIdsBySlug: Record<string, string[]>;
+    wikiBySlug: Record<string, Wiki>;
+};
+
+type LinkEntityPopupState = {
+    slug: string;
+    entities: Entity[];
+    top: number;
+    left: number;
+};
+
+const EMPTY_RELATIONS: RelationIndex = {
+    entitiesById: {},
+    entityGeometriesById: {},
+    entityWikisById: {},
+    geometryEntityIds: {},
+    wikiEntityIdsBySlug: {},
+    wikiBySlug: {},
+};

 export default function Page() {
-  const [data, setData] = useState<FeatureCollection>(EMPTY_FEATURE_COLLECTION);
-  const [selectedFeatureId, setSelectedFeatureId] = useState<string | number | null>(null);
-  const [timelineYear, setTimelineYear] = useState<number>(() => clampYearToFixedRange(CURRENT_YEAR));
-  const [timelineDraftYear, setTimelineDraftYear] = useState<number>(() => clampYearToFixedRange(CURRENT_YEAR));
-  const [isTimelineLoading, setIsTimelineLoading] = useState(false);
-  const [timelineStatus, setTimelineStatus] = useState<string | null>(null);
-  const [backgroundVisibility, setBackgroundVisibility] = useState<BackgroundLayerVisibility>(
-    () => ({ ...HIDDEN_BACKGROUND_LAYER_VISIBILITY })
-  );
-  const [isBackgroundVisibilityReady, setIsBackgroundVisibilityReady] = useState(false);
-  const timelineFetchRequestRef = useRef(0);
-  const [lastLoadedAt, setLastLoadedAt] = useState<string | null>(null);
-
-  const selectedFeature: Feature | null = useMemo(() => {
-    if (selectedFeatureId === null) return null;
-    return (
-      data.features.find((feature) => String(feature.properties.id) === String(selectedFeatureId)) || null
+    const [data, setData] = useState<FeatureCollection>(EMPTY_FEATURE_COLLECTION);
+    const [selectedFeatureIds, setSelectedFeatureIds] = useState<(string | number)[]>([]);
+    const [timelineYear, setTimelineYear] = useState<number>(() => clampYearToFixedRange(CURRENT_YEAR));
+    const [timelineDraftYear, setTimelineDraftYear] = useState<number>(() => clampYearToFixedRange(CURRENT_YEAR));
+    const [timeRange, setTimeRange] = useState<number>(0);
+    const [isTimelineLoading, setIsTimelineLoading] = useState(false);
+    const [timelineStatus, setTimelineStatus] = useState<string | null>(null);
+    const [backgroundVisibility, setBackgroundVisibility] = useState<BackgroundLayerVisibility>(
+        () => ({ ...HIDDEN_BACKGROUND_LAYER_VISIBILITY })
    );
-  }, [data.features, selectedFeatureId]);
+    const [isBackgroundVisibilityReady, setIsBackgroundVisibilityReady] = useState(false);
+    const [geometryVisibility, setGeometryVisibility] = useState<Record<string, boolean>>(() => {
+        const init: Record<string, boolean> = {};
+        for (const key of GEO_TYPE_KEYS) init[key] = true;
+        return init;
+    });
+    const [relations, setRelations] = useState<RelationIndex>(EMPTY_RELATIONS);
+    const [isRelationsLoading, setIsRelationsLoading] = useState(false);
+    const [relationsStatus, setRelationsStatus] = useState<string | null>(null);
+    const [relationsProgress, setRelationsProgress] = useState<{ completed: number; total: number }>({
+        completed: 0,
+        total: 0,
+    });
+    const [hoverAnchor, setHoverAnchor] = useState<MapHoverPayload | null>(null);
+    const [activeEntityId, setActiveEntityId] = useState<string | null>(null);
+    const [activeWikiSlug, setActiveWikiSlug] = useState<string | null>(null);
+    const [wikiCache, setWikiCache] = useState<Record<string, Wiki>>({});
+    const [isActiveWikiLoading, setIsActiveWikiLoading] = useState(false);
+    const [activeWikiError, setActiveWikiError] = useState<string | null>(null);
+    const [linkEntityPopup, setLinkEntityPopup] = useState<LinkEntityPopupState | null>(null);
+    const [entityFocusToken, setEntityFocusToken] = useState(0);

-  useEffect(() => {
-    if (selectedFeatureId === null) return;
-    const stillExists = data.features.some((feature) => String(feature.properties.id) === String(selectedFeatureId));
-    if (!stillExists) setSelectedFeatureId(null);
-  }, [data.features, selectedFeatureId]);
+    const timelineFetchRequestRef = useRef(0);
+    const hoverHideTimerRef = useRef<number | null>(null);
+    const hoverPopupHoveredRef = useRef(false);
+    const linkEntityPopupRef = useRef<HTMLDivElement | null>(null);

-  useEffect(() => {
-    const timeoutId = window.setTimeout(() => {
-      if (timelineDraftYear !== timelineYear) setTimelineYear(timelineDraftYear);
-    }, TIMELINE_DEBOUNCE_MS);
-    return () => window.clearTimeout(timeoutId);
-  }, [timelineDraftYear, timelineYear]);
+    const selectedFeature = useMemo(() => {
+        if (!selectedFeatureIds || selectedFeatureIds.length === 0) return null;
+        return (
+            data.features.find((feature) => String(feature.properties.id) === String(selectedFeatureIds[0])) || null
+        );
+    }, [data.features, selectedFeatureIds]);

-  useEffect(() => {
-    setBackgroundVisibility(loadBackgroundLayerVisibilityFromStorage());
-    setIsBackgroundVisibilityReady(true);
-  }, []);
-
-  useEffect(() => {
-    let disposed = false;
-    const requestId = ++timelineFetchRequestRef.current;
-
-    async function loadByTimeline() {
-      setIsTimelineLoading(true);
-      setTimelineStatus(null);
-      try {
-        const next = await fetchGeometriesByBBox({ ...WORLD_BBOX, time: timelineYear });
-        if (disposed || requestId !== timelineFetchRequestRef.current) return;
-        setData(next);
-        setLastLoadedAt(new Date().toISOString());
-      } catch (err) {
-        if (err instanceof ApiError) {
-          console.error("Load timeline data failed", err.body);
-        } else {
-          console.error("Load timeline data failed", err);
+    useEffect(() => {
+        if (!selectedFeatureIds || selectedFeatureIds.length === 0) return;
+        const stillExistIds = selectedFeatureIds.filter(id =>
+            data.features.some(feature => String(feature.properties.id) === String(id))
+        );
+        if (stillExistIds.length !== selectedFeatureIds.length) {
+            setSelectedFeatureIds(stillExistIds);
        }
-        if (!disposed && requestId === timelineFetchRequestRef.current) {
-          setTimelineStatus("Không tải được geometry tại mốc thời gian đã chọn.");
+    }, [data.features, selectedFeatureIds]);
+
+    useEffect(() => {
+        const timeoutId = window.setTimeout(() => {
+            if (timelineDraftYear !== timelineYear) setTimelineYear(timelineDraftYear);
+        }, TIMELINE_DEBOUNCE_MS);
+        return () => window.clearTimeout(timeoutId);
+    }, [timelineDraftYear, timelineYear]);
+
+    useEffect(() => {
+        setBackgroundVisibility(loadBackgroundLayerVisibilityFromStorage());
+        setIsBackgroundVisibilityReady(true);
+    }, []);
+
+    useEffect(() => {
+        let disposed = false;
+        const requestId = ++timelineFetchRequestRef.current;
+
+        async function loadByTimeline() {
+            setIsTimelineLoading(true);
+            setTimelineStatus(null);
+            try {
+                const next = await fetchGeometriesByBBox({ ...WORLD_BBOX, time: timelineYear, timeRange });
+                if (disposed || requestId !== timelineFetchRequestRef.current) return;
+                setData(next);
+            } catch (err) {
+                if (err instanceof ApiError) {
+                    console.error("Load timeline data failed", err.body);
+                } else {
+                    console.error("Load timeline data failed", err);
+                }
+                if (!disposed && requestId === timelineFetchRequestRef.current) {
+                    setTimelineStatus("Không tải được geometry tại mốc thời gian đã chọn.");
+                }
+            } finally {
+                if (!disposed && requestId === timelineFetchRequestRef.current) {
+                    setIsTimelineLoading(false);
+                }
+            }
        }
-      } finally {
-        if (!disposed && requestId === timelineFetchRequestRef.current) {
-          setIsTimelineLoading(false);
+
+        loadByTimeline();
+        return () => {
+            disposed = true;
+        };
+    }, [timelineYear, timeRange]);
+
+    useEffect(() => {
+        let disposed = false;
+
+        async function loadRelations() {
+            setIsRelationsLoading(true);
+            setRelationsStatus(null);
+            setRelationsProgress({ completed: 0, total: 0 });
+
+            try {
+                const entities = await fetchAllEntities();
+                if (disposed) return;
+
+                const next: RelationIndex = {
+                    entitiesById: {},
+                    entityGeometriesById: {},
+                    entityWikisById: {},
+                    geometryEntityIds: {},
+                    wikiEntityIdsBySlug: {},
+                    wikiBySlug: {},
+                };
+
+                for (const entity of entities) {
+                    next.entitiesById[entity.id] = entity;
+                }
+
+                setRelationsProgress({ completed: 0, total: entities.length });
+
+                await mapWithConcurrency(entities, RELATION_CONCURRENCY, async (entity, index) => {
+                    const [geometries, wikis] = await Promise.all([
+                        fetchGeometriesByBBox({ ...WORLD_BBOX, entity_id: entity.id }),
+                        fetchAllWikisForEntity(entity.id),
+                    ]);
+                    if (disposed) return;
+
+                    next.entityGeometriesById[entity.id] = geometries;
+                    next.entityWikisById[entity.id] = wikis;
+
+                    for (const feature of geometries.features) {
+                        pushUniqueString(next.geometryEntityIds, String(feature.properties.id), entity.id);
+                    }
+
+                    for (const wiki of wikis) {
+                        const slug = String(wiki.slug || "").trim();
+                        if (!slug.length) continue;
+                        next.wikiBySlug[slug] = wiki;
+                        pushUniqueString(next.wikiEntityIdsBySlug, slug, entity.id);
+                    }
+
+                    const completed = index + 1;
+                    if (completed === entities.length || completed % 5 === 0) {
+                        setRelationsProgress({ completed, total: entities.length });
+                    }
+                });
+
+                if (disposed) return;
+
+                normalizeRelationArrays(next.geometryEntityIds);
+                normalizeRelationArrays(next.wikiEntityIdsBySlug);
+
+                setRelations(next);
+                setWikiCache((prev) => ({ ...next.wikiBySlug, ...prev }));
+            } catch (err) {
+                console.error("Load relation index failed", err);
+                if (!disposed) {
+                    setRelationsStatus("Không tải được liên kết entity/wiki cho bản đồ.");
+                }
+            } finally {
+                if (!disposed) {
+                    setIsRelationsLoading(false);
+                }
+            }
        }
-      }
+
+        loadRelations();
+        return () => {
+            disposed = true;
+        };
+    }, []);
+
+    const hoverEntityIds = useMemo(() => {
+        if (!hoverAnchor) return [];
+        return relations.geometryEntityIds[String(hoverAnchor.featureId)] || [];
+    }, [hoverAnchor, relations.geometryEntityIds]);
+
+    const hoverEntities = useMemo(() => {
+        return hoverEntityIds
+            .map((entityId) => relations.entitiesById[entityId] || null)
+            .filter((entity): entity is Entity => Boolean(entity));
+    }, [hoverEntityIds, relations.entitiesById]);
+
+    const activeEntity = activeEntityId ? relations.entitiesById[activeEntityId] || null : null;
+    const activeEntityGeometries = activeEntityId
+        ? relations.entityGeometriesById[activeEntityId] || EMPTY_FEATURE_COLLECTION
+        : EMPTY_FEATURE_COLLECTION;
+
+    const activeWiki = useMemo(() => {
+        if (!activeWikiSlug) return null;
+        return wikiCache[activeWikiSlug] || relations.wikiBySlug[activeWikiSlug] || null;
+    }, [activeWikiSlug, relations.wikiBySlug, wikiCache]);
+
+    const updateBackgroundVisibility = (updater: (prev: BackgroundLayerVisibility) => BackgroundLayerVisibility) => {
+        setBackgroundVisibility((prev) => {
+            const next = updater(prev);
+            persistBackgroundLayerVisibility(next);
+            return next;
+        });
+    };
+
+    const handleToggleBackgroundLayer = (id: BackgroundLayerId) => {
+        updateBackgroundVisibility((prev) => ({ ...prev, [id]: !prev[id] }));
+    };
+
+    const handleShowAllBackgroundLayers = () => {
+        updateBackgroundVisibility(() => ({ ...DEFAULT_BACKGROUND_LAYER_VISIBILITY }));
+    };
+
+    const handleHideAllBackgroundLayers = () => {
+        updateBackgroundVisibility(() => ({ ...HIDDEN_BACKGROUND_LAYER_VISIBILITY }));
+    };
+
+    const handleTimelineYearChange = (nextYear: number) => {
+        setTimelineDraftYear(clampYearToFixedRange(Math.trunc(nextYear)));
+    };
+
+    const handleTimeRangeChange = (nextRange: number) => {
+        const safe = Number.isFinite(nextRange) ? Math.trunc(nextRange) : 0;
+        setTimeRange(Math.max(0, Math.min(30, safe)));
+    };
+
+    const clearHoverHideTimer = useCallback(() => {
+        if (hoverHideTimerRef.current !== null) {
+            window.clearTimeout(hoverHideTimerRef.current);
+            hoverHideTimerRef.current = null;
+        }
+    }, []);
+
+    const selectEntity = useCallback((
+        entityId: string,
+        options?: {
+            sourceFeatureId?: string | number | null;
+            preferredWikiSlug?: string | null;
+            focusMap?: boolean;
+            selectGeometry?: boolean;
+        }
+    ) => {
+        const entity = relations.entitiesById[entityId] || null;
+        if (!entity) return;
+
+        const linkedWikis = relations.entityWikisById[entityId] || [];
+        const preferredWikiSlug = String(options?.preferredWikiSlug || "").trim();
+        const nextWikiSlug =
+            (preferredWikiSlug && linkedWikis.some((wiki) => String(wiki.slug || "").trim() === preferredWikiSlug)
+                ? preferredWikiSlug
+                : "") ||
+            linkedWikis.map((wiki) => String(wiki.slug || "").trim()).find((slug) => slug.length > 0) ||
+            null;
+
+        setActiveEntityId(entityId);
+        setActiveWikiSlug(nextWikiSlug);
+        setActiveWikiError(null);
+        setLinkEntityPopup(null);
+        if (options?.focusMap !== false) {
+            setEntityFocusToken((prev) => prev + 1);
+        }
+        if (options?.selectGeometry && options?.sourceFeatureId != null) {
+            setSelectedFeatureIds([options.sourceFeatureId]);
+        }
+    }, [relations.entitiesById, relations.entityWikisById]);
+
+    useEffect(() => {
+        if (!selectedFeatureIds || selectedFeatureIds.length === 0) return;
+        // For UI simplicity in viewer, just link to the first selected geometry
+        const linkedEntityIds = relations.geometryEntityIds[String(selectedFeatureIds[0])] || [];
+        if (linkedEntityIds.length !== 1) return;
+
+        const onlyEntityId = linkedEntityIds[0];
+        if (activeEntityId === onlyEntityId) return;
+
+        selectEntity(onlyEntityId, {
+            sourceFeatureId: selectedFeatureIds[0],
+            focusMap: false,
+            selectGeometry: false,
+        });
+    }, [activeEntityId, relations.geometryEntityIds, selectEntity, selectedFeatureIds]);
+
+    const handleMapHoverChange = useCallback((payload: MapHoverPayload | null) => {
+        clearHoverHideTimer();
+
+        if (payload) {
+            setHoverAnchor(payload);
+            return;
+        }
+
+        if (hoverPopupHoveredRef.current) return;
+        hoverHideTimerRef.current = window.setTimeout(() => {
+            setHoverAnchor(null);
+        }, 120);
+    }, [clearHoverHideTimer]);
+
+    useEffect(() => {
+        return () => {
+            if (hoverHideTimerRef.current !== null) {
+                window.clearTimeout(hoverHideTimerRef.current);
+            }
+        };
+    }, []);
+
+    useEffect(() => {
+        if (!linkEntityPopup) return;
+
+        const handleKeyDown = (event: KeyboardEvent) => {
+            if (event.key === "Escape") setLinkEntityPopup(null);
+        };
+        const handlePointerDown = (event: PointerEvent) => {
+            const target = event.target as Node | null;
+            if (target && linkEntityPopupRef.current?.contains(target)) return;
+            setLinkEntityPopup(null);
+        };
+
+        window.addEventListener("keydown", handleKeyDown);
+        window.addEventListener("pointerdown", handlePointerDown);
+        return () => {
+            window.removeEventListener("keydown", handleKeyDown);
+            window.removeEventListener("pointerdown", handlePointerDown);
+        };
+    }, [linkEntityPopup]);
+
+    useEffect(() => {
+        if (!activeWikiSlug) {
+            setIsActiveWikiLoading(false);
+            setActiveWikiError(null);
+            return;
+        }
+
+        const cached = wikiCache[activeWikiSlug] || relations.wikiBySlug[activeWikiSlug] || null;
+        if (cached?.content) {
+            setIsActiveWikiLoading(false);
+            setActiveWikiError(null);
+            return;
+        }
+
+        let disposed = false;
+        (async () => {
+            setIsActiveWikiLoading(true);
+            setActiveWikiError(null);
+            try {
+                const row = await fetchWikiBySlug(activeWikiSlug);
+                if (disposed) return;
+                if (row) {
+                    setWikiCache((prev) => ({ ...prev, [activeWikiSlug]: row }));
+                } else {
+                    setActiveWikiError("Không tìm thấy wiki cho entity đã chọn.");
+                }
+            } catch (err) {
+                if (disposed) return;
+                setActiveWikiError(err instanceof Error ? err.message : "Không tải được wiki.");
+            } finally {
+                if (!disposed) setIsActiveWikiLoading(false);
+            }
+        })();
+
+        return () => {
+            disposed = true;
+        };
+    }, [activeWikiSlug, relations.wikiBySlug, wikiCache]);
+
+    const handleWikiLinkRequest = useCallback(async ({ slug, rect }: { slug: string; rect: DOMRect }) => {
+        const linkedEntityIds = relations.wikiEntityIdsBySlug[slug] || [];
+        const linkedEntities = linkedEntityIds
+            .map((entityId) => relations.entitiesById[entityId] || null)
+            .filter((entity): entity is Entity => Boolean(entity));
+
+        if (linkedEntities.length === 1) {
+            selectEntity(linkedEntities[0].id, { preferredWikiSlug: slug });
+            return;
+        }
+
+        if (!wikiCache[slug] && !relations.wikiBySlug[slug]) {
+            try {
+                const row = await fetchWikiBySlug(slug);
+                if (row) setWikiCache((prev) => ({ ...prev, [slug]: row }));
+            } catch (err) {
+                console.error("Load wiki by slug failed", err);
+            }
+        }
+
+        if (!linkedEntities.length) return;
+
+        const popupWidth = 240;
+        const popupHeight = Math.min(240, linkedEntities.length * 44 + 20);
+        const { top, left } = computeFixedPopupPosition(rect, popupWidth, popupHeight);
+
+        setLinkEntityPopup({
+            slug,
+            entities: linkedEntities,
+            top,
+            left,
+        });
+    }, [relations.entitiesById, relations.wikiBySlug, relations.wikiEntityIdsBySlug, selectEntity, wikiCache]);
+
+    const helperText = isRelationsLoading
+        ? `Đang index entity/wiki ${relationsProgress.completed}/${relationsProgress.total || "?"}`
+        : relationsStatus || `Features: ${data.features.length}`;
+
+    return (
+        <div className="relative min-h-screen overflow-hidden bg-gray-950 text-gray-100">
+            <div className="relative min-h-screen">
+                {isBackgroundVisibilityReady ? (
+                    <Map
+                        mode="select"
+                        draft={data}
+                        selectedFeatureIds={selectedFeatureIds}
+                        onSelectFeatureIds={setSelectedFeatureIds}
+                        backgroundVisibility={backgroundVisibility}
+                        geometryVisibility={geometryVisibility}
+                        allowGeometryEditing={false}
+                        respectBindingFilter={true}
+                        onHoverFeatureChange={handleMapHoverChange}
+                        highlightFeatures={activeEntityGeometries}
+                        focusFeatureCollection={activeEntityGeometries}
+                        focusRequestKey={entityFocusToken}
+                        focusPadding={activeEntityId ? { top: 84, right: 500, bottom: 116, left: 84 } : { top: 84, right: 84, bottom: 116, left: 84 }}
+                    />
+                ) : (
+                    <div className="h-screen w-full bg-[#0b1220]" />
+                )}
+
+                <TimelineBar
+                    year={timelineDraftYear}
+                    onYearChange={handleTimelineYearChange}
+                    timeRange={timeRange}
+                    onTimeRangeChange={handleTimeRangeChange}
+                    isLoading={isTimelineLoading}
+                    disabled={false}
+                    statusText={timelineStatus}
+                />
+
+                <div className="absolute left-4 top-4 z-20 w-[280px] max-w-[calc(100vw-2rem)] overflow-hidden rounded-xl border border-white/10 bg-slate-950/92 shadow-xl backdrop-blur">
+                    <div className="border-b border-white/10 px-4 py-3">
+                        <div className="text-sm font-semibold text-white">Map Layers</div>
+                        <div className="mt-1 text-xs text-slate-400">{helperText}</div>
+                    </div>
+
+                    <div className="grid gap-4 px-4 py-4">
+                        <div>
+                            <div className="mb-2 flex items-center justify-between text-[11px] uppercase tracking-[0.08em] text-slate-500">
+                                <span>Background</span>
+                                <div className="flex gap-2">
+                                    <button type="button" onClick={handleShowAllBackgroundLayers} className="text-slate-300 transition hover:text-white">
+                                        All
+                                    </button>
+                                    <button type="button" onClick={handleHideAllBackgroundLayers} className="text-slate-300 transition hover:text-white">
+                                        Off
+                                    </button>
+                                </div>
+                            </div>
+                            <div className="flex flex-wrap gap-2">
+                                {BACKGROUND_LAYER_OPTIONS.map((layer) => {
+                                    const active = Boolean(backgroundVisibility[layer.id]);
+                                    return (
+                                        <button
+                                            key={layer.id}
+                                            type="button"
+                                            onClick={() => handleToggleBackgroundLayer(layer.id)}
+                                            className={`rounded-md border px-2.5 py-1 text-xs transition ${active
+                                                ? "border-sky-400/40 bg-sky-500/10 text-sky-200"
+                                                : "border-white/10 bg-white/[0.03] text-slate-400 hover:text-slate-200"
+                                                }`}
+                                        >
+                                            {layer.label}
+                                        </button>
+                                    );
+                                })}
+                            </div>
+                        </div>
+
+                        <div>
+                            <div className="mb-2 text-[11px] uppercase tracking-[0.08em] text-slate-500">
+                                Geometry
+                            </div>
+                            <div className="flex flex-wrap gap-2">
+                                {GEO_TYPE_KEYS.map((typeKey) => {
+                                    const active = geometryVisibility[typeKey] !== false;
+                                    return (
+                                        <button
+                                            key={typeKey}
+                                            type="button"
+                                            onClick={() => {
+                                                setGeometryVisibility((prev) => ({
+                                                    ...prev,
+                                                    [typeKey]: prev[typeKey] === false,
+                                                }));
+                                            }}
+                                            className={`rounded-md border px-2.5 py-1 text-xs capitalize transition ${active
+                                                ? "border-emerald-400/40 bg-emerald-500/10 text-emerald-200"
+                                                : "border-white/10 bg-white/[0.03] text-slate-400 hover:text-slate-200"
+                                                }`}
+                                        >
+                                            {typeKey.replaceAll("_", " ")}
+                                        </button>
+                                    );
+                                })}
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                {hoverAnchor && hoverEntities.length > 0 ? (
+                    <div
+                        className="absolute z-30 w-[320px] max-w-[calc(100vw-2rem)]"
+                        style={{
+                            left: clampNumber(hoverAnchor.point.x + 18, 16, typeof window !== "undefined" ? window.innerWidth - 340 : hoverAnchor.point.x + 18),
+                            top: clampNumber(hoverAnchor.point.y - 8, 16, typeof window !== "undefined" ? window.innerHeight - 280 : hoverAnchor.point.y - 8),
+                        }}
+                        onMouseEnter={() => {
+                            hoverPopupHoveredRef.current = true;
+                            clearHoverHideTimer();
+                        }}
+                        onMouseLeave={() => {
+                            hoverPopupHoveredRef.current = false;
+                            setHoverAnchor(null);
+                        }}
+                    >
+                        <div className="overflow-hidden rounded-xl border border-white/10 bg-slate-950/95 shadow-xl backdrop-blur">
+                            {hoverEntities.length > 1 ? (
+                                <div className="border-b border-white/10 px-4 py-3">
+                                    <div className="text-sm font-semibold text-white">Related Entities</div>
+                                    <div className="mt-1 text-xs text-slate-400">
+                                        Geometry #{String(hoverAnchor.featureId)}
+                                    </div>
+                                </div>
+                            ) : null}
+                            <div className="max-h-[252px] overflow-y-auto">
+                                <div className="grid gap-2 p-3">
+                                    {hoverEntities.map((entity) => (
+                                        <button
+                                            key={entity.id}
+                                            type="button"
+                                            onClick={() => {
+                                                selectEntity(entity.id, {
+                                                    sourceFeatureId: hoverAnchor.featureId,
+                                                    focusMap: true,
+                                                    selectGeometry: true,
+                                                });
+                                                setHoverAnchor(null);
+                                            }}
+                                            className="w-full rounded-lg border border-white/10 bg-white/[0.03] px-3 py-3 text-left transition hover:border-sky-400/40 hover:bg-sky-500/10"
+                                        >
+                                            <div className="truncate text-sm font-semibold text-white">
+                                                {entity.name}
+                                            </div>
+                                            <div
+                                                className="mt-1 text-xs leading-5 text-slate-400"
+                                                style={{
+                                                    display: "-webkit-box",
+                                                    WebkitLineClamp: 3,
+                                                    WebkitBoxOrient: "vertical",
+                                                    overflow: "hidden",
+                                                }}
+                                            >
+                                                {entity.description?.trim() || "Không có mô tả."}
+                                            </div>
+                                        </button>
+                                    ))}
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                ) : null}
+
+                {activeEntity ? (
+                    <aside className="absolute bottom-4 right-4 top-4 z-20 w-[420px] max-w-[calc(100vw-2rem)]">
+                        <PublicWikiSidebar
+                            entity={activeEntity}
+                            wiki={activeWiki}
+                            isLoading={isActiveWikiLoading}
+                            error={activeWikiError}
+                            onClose={() => {
+                                setActiveEntityId(null);
+                                setActiveWikiSlug(null);
+                                setActiveWikiError(null);
+                                setLinkEntityPopup(null);
+                            }}
+                            onWikiLinkRequest={handleWikiLinkRequest}
+                        />
+                    </aside>
+                ) : null}
+            </div>
+
+            {linkEntityPopup ? (
+                <div
+                    ref={linkEntityPopupRef}
+                    className="fixed z-[60] w-[240px] overflow-hidden rounded-xl border border-gray-200 bg-white shadow-xl dark:border-gray-800 dark:bg-gray-950"
+                    style={{ top: linkEntityPopup.top, left: linkEntityPopup.left }}
+                >
+                    <div className="border-b border-gray-200 px-3 py-2 dark:border-gray-800">
+                        <div className="text-sm font-semibold text-gray-900 dark:text-gray-100">
+                            Related Entities
+                        </div>
+                        <div className="mt-1 text-xs text-gray-500 dark:text-gray-400">
+                            /wiki/{linkEntityPopup.slug}
+                        </div>
+                    </div>
+                    <div className="max-h-[220px] overflow-y-auto p-2">
+                        <div className="grid gap-1">
+                            {linkEntityPopup.entities.map((entity) => (
+                                <button
+                                    key={entity.id}
+                                    type="button"
+                                    onClick={() => {
+                                        selectEntity(entity.id, { preferredWikiSlug: linkEntityPopup.slug });
+                                        setLinkEntityPopup(null);
+                                    }}
+                                    className="rounded-lg px-3 py-2 text-left text-sm text-gray-700 transition hover:bg-gray-50 hover:text-gray-900 dark:text-gray-200 dark:hover:bg-white/[0.04] dark:hover:text-white"
+                                >
+                                    {entity.name}
+                                </button>
+                            ))}
+                        </div>
+                    </div>
+                </div>
+            ) : null}
+        </div>
+    );
+}
+
+async function fetchAllEntities(): Promise<Entity[]> {
+    const items: Entity[] = [];
+    const seen = new Set<string>();
+    let cursor: string | undefined;
+
+    while (true) {
+        const page = await fetchEntities({ q: "", limit: ENTITY_PAGE_LIMIT, cursor });
+        if (!page.length) break;
+
+        for (const entity of page) {
+            if (!entity?.id || seen.has(entity.id)) continue;
+            seen.add(entity.id);
+            items.push(entity);
+        }
+
+        if (page.length < ENTITY_PAGE_LIMIT) break;
+        const nextCursor = page[page.length - 1]?.id;
+        if (!nextCursor || nextCursor === cursor) break;
+        cursor = nextCursor;
    }

-    loadByTimeline();
-    return () => {
-      disposed = true;
-    };
-  }, [timelineYear]);
-
-  const updateBackgroundVisibility = (updater: (prev: BackgroundLayerVisibility) => BackgroundLayerVisibility) => {
-    setBackgroundVisibility((prev) => {
-      const next = updater(prev);
-      persistBackgroundLayerVisibility(next);
-      return next;
-    });
-  };
-
-  const handleToggleBackgroundLayer = (id: BackgroundLayerId) => {
-    updateBackgroundVisibility((prev) => ({ ...prev, [id]: !prev[id] }));
-  };
-
-  const handleShowAllBackgroundLayers = () => {
-    updateBackgroundVisibility(() => ({ ...DEFAULT_BACKGROUND_LAYER_VISIBILITY }));
-  };
-
-  const handleHideAllBackgroundLayers = () => {
-    updateBackgroundVisibility(() => ({ ...HIDDEN_BACKGROUND_LAYER_VISIBILITY }));
-  };
-
-  const handleTimelineYearChange = (nextYear: number) => {
-    setTimelineDraftYear(clampYearToFixedRange(Math.trunc(nextYear)));
-  };
-
-  return (
-    <div style={{ display: "flex", minHeight: "100vh" }}>
-      <div style={{ flex: 1, position: "relative", minHeight: "100vh" }}>
-        {isBackgroundVisibilityReady ? (
-          <Map
-            mode="select"
-            draft={data}
-            selectedFeatureId={selectedFeatureId}
-            onSelectFeatureId={setSelectedFeatureId}
-            backgroundVisibility={backgroundVisibility}
-            allowGeometryEditing={false}
-            respectBindingFilter={false}
-          />
-        ) : (
-          <div style={{ width: "100%", height: "100%", background: "#0b1220" }} />
-        )}
-
-        <TimelineBar
-          year={timelineDraftYear}
-          onYearChange={handleTimelineYearChange}
-          isLoading={isTimelineLoading}
-          disabled={false}
-          statusText={timelineStatus}
-        />
-      </div>
-
-      <BackgroundLayersPanel
-        visibility={backgroundVisibility}
-        onToggleLayer={handleToggleBackgroundLayer}
-        onShowAll={handleShowAllBackgroundLayers}
-        onHideAll={handleHideAllBackgroundLayers}
-        topContent={
-          <div
-            style={{
-              padding: "10px",
-              background: "#0b1220",
-              borderRadius: "8px",
-              border: "1px solid #1f2937",
-              display: "grid",
-              gap: "8px",
-            }}
-          >
-            <div style={{ fontWeight: 700, fontSize: "14px", color: "#f8fafc" }}>Viewer</div>
-            <div style={{ color: "#94a3b8", fontSize: "12px" }}>
-              API: {API_BASE_URL}
-            </div>
-            <div style={{ color: "#94a3b8", fontSize: "12px" }}>
-              Year: {timelineYear} | Features: {data.features.length}
-            </div>
-            <div style={{ color: "#94a3b8", fontSize: "12px" }}>
-              {isTimelineLoading ? "Loading geometries..." : lastLoadedAt ? `Loaded: ${lastLoadedAt}` : "Not loaded yet"}
-            </div>
-            <div style={{ color: "#cbd5e1", fontSize: "13px", overflowWrap: "anywhere" }}>
-              {selectedFeature ? `ID: ${String(selectedFeature.properties.id)}` : "Chưa chọn geometry"}
-            </div>
-            <div style={{ color: "#94a3b8", fontSize: "12px" }}>
-              {selectedFeature?.properties?.type ? `Type: ${String(selectedFeature.properties.type)}` : "Type: -"}
-            </div>
-          </div>
-        }
-      />
-    </div>
-  );
+    return items;
+}
+
+async function fetchAllWikisForEntity(entityId: string): Promise<Wiki[]> {
+    const items: Wiki[] = [];
+    const seen = new Set<string>();
+    let cursor: string | undefined;
+
+    while (true) {
+        const page = await searchWikisByTitle("", {
+            entityId,
+            limit: WIKI_PAGE_LIMIT,
+            cursor,
+        });
+        if (!page.length) break;
+
+        for (const wiki of page) {
+            if (!wiki?.id || seen.has(wiki.id)) continue;
+            seen.add(wiki.id);
+            items.push(wiki);
+        }
+
+        if (page.length < WIKI_PAGE_LIMIT) break;
+        const nextCursor = page[page.length - 1]?.id;
+        if (!nextCursor || nextCursor === cursor) break;
+        cursor = nextCursor;
+    }
+
+    return items;
+}
+
+async function mapWithConcurrency<T>(
+    items: T[],
+    concurrency: number,
+    worker: (item: T, index: number) => Promise<void>
+): Promise<void> {
+    const runnerCount = Math.max(1, Math.min(concurrency, items.length));
+    let nextIndex = 0;
+
+    await Promise.all(
+        Array.from({ length: runnerCount }, async () => {
+            while (true) {
+                const current = nextIndex++;
+                if (current >= items.length) return;
+                await worker(items[current], current);
+            }
+        })
+    );
+}
+
+function pushUniqueString(target: Record<string, string[]>, key: string, value: string) {
+    if (!target[key]) {
+        target[key] = [value];
+        return;
+    }
+    if (!target[key].includes(value)) {
+        target[key].push(value);
+    }
+}
+
+function normalizeRelationArrays(target: Record<string, string[]>) {
+    for (const key of Object.keys(target)) {
+        target[key] = Array.from(new Set(target[key]));
+    }
+}
+
+function clampNumber(value: number, min: number, max: number): number {
+    if (!Number.isFinite(value)) return min;
+    if (value < min) return min;
+    if (value > max) return max;
+    return value;
+}
+
+function computeFixedPopupPosition(rect: DOMRect, width: number, height: number) {
+    const margin = 12;
+    const viewportWidth = typeof window !== "undefined" ? window.innerWidth : 1440;
+    const viewportHeight = typeof window !== "undefined" ? window.innerHeight : 900;
+    const preferredLeft = rect.right + margin;
+    const maxLeft = Math.max(margin, viewportWidth - width - margin);
+    const left = Math.min(preferredLeft, maxLeft);
+
+    const preferredTop = rect.top;
+    const maxTop = Math.max(margin, viewportHeight - height - margin);
+    const top = Math.max(margin, Math.min(preferredTop, maxTop));
+
+    return { top, left };
 }
@@ -0,0 +1,300 @@
+"use client";
+
+import React from "react";
+import Image from "next/image";
+import Link from "next/link";
+
+export default function LandingPage() {
+  const features = [
+    {
+      title: "Bản đồ dòng thời gian",
+      desc: "Giao diện bản đồ tự động thay đổi biên giới, địa danh và sự kiện tương ứng với mốc thời gian được lựa chọn.",
+      icon: "🗺️",
+    },
+    {
+      title: "Tương tác thực tế",
+      desc: "Hiển thị chi tiết bối cảnh, nhân vật và số liệu khi người dùng thao tác vào các điểm neo sự kiện trên bản đồ.",
+      icon: "📍",
+    },
+    {
+      title: "Trợ lý ảo & Công cụ học",
+      desc: "Tích hợp AI giải đáp thắc mắc lịch sử, kết hợp hệ thống giao bài tập và làm Quiz trực tuyến cho học đường.",
+      icon: "🤖",
+    },
+  ];
+
+  const team = [
+    {
+      name: "Trần Anh Đức",
+      role: "Project Manager",
+      desc: "Fan cứng anh Lại Ngứa Chân",
+      avatar: "/images/teamdev/tad.jpeg",
+    },
+    {
+      name: "Đỗ Duy Khánh",
+      role: "Backend Developer",
+      desc: "Kì nhân dị sỹ",
+      avatar: "/images/teamdev/ddk2.jpeg",
+    },
+    {
+      name: "Ngô Cung Đức Anh",
+      role: "Frontend Developer",
+      desc: "Cũng đẹp trai nhưng cao m7 thôi",
+      avatar: "/images/teamdev/ncda.jpeg",
+    },
+  ];
+
+  return (
+    // Sử dụng tông màu Vàng cổ (Parchment) và Xanh rêu (Dark Slate Green)
+    <div className="relative min-h-screen w-full text-[#2D3A3A] font-sans selection:bg-[#A88B4C] selection:text-white overflow-x-hidden">
+      {/* --- BACKGROUND IMAGE --- */}
+      <div className="fixed inset-0 -z-20 pointer-events-none">
+        <Image
+          src="/images/map.jpeg"
+          alt="World Map Background"
+          fill
+          className="object-cover object-center opacity-40"
+          priority
+        />
+      </div>
+      {/* Lớp overlay mờ để làm dịu background */}
+      <div className="fixed inset-0 bg-gradient-to-b from-[#FDFBF7]/80 via-[#FDFBF7]/70 to-[#FDFBF7]/90 -z-10 pointer-events-none"></div>
+
+      {/* --- HEADER NAVBAR --- */}
+      <header className="fixed top-0 w-full px-6 py-4 flex justify-between items-center backdrop-blur-sm bg-[#FDFBF7]/70 z-50 border-b border-[#A88B4C]/20">
+        <div className="text-xl font-bold tracking-widest text-[#2D3A3A] uppercase">
+          <span className="text-[#A88B4C]">Geo</span>History
+        </div>
+        <nav className="flex gap-4 items-center">
+          <Link
+            href="/auth/signin"
+            className="text-sm font-semibold text-[#2D3A3A] hover:text-[#A88B4C] transition-colors"
+          >
+            Đăng nhập
+          </Link>
+          <Link
+            href="/user"
+            className="text-sm font-semibold px-4 py-2 bg-[#2D3A3A] text-[#FDFBF7] rounded-lg hover:bg-[#1a2323] transition-colors"
+          >
+            Vào Hệ thống
+          </Link>
+        </nav>
+      </header>
+
+      <main className="max-w-6xl mx-auto px-6 pt-32 pb-24 flex flex-col gap-32 w-full relative">
+        {/* --- PHẦN 1: GIỚI THIỆU TỔNG QUAN --- */}
+        <section className="min-h-[70vh] flex flex-col justify-center relative">
+          <h1 className="text-5xl md:text-7xl font-black leading-tight tracking-tight mb-6">
+            Bách khoa toàn thư <br />
+            <span className="text-transparent bg-clip-text bg-gradient-to-r from-[#A88B4C] to-[#806835]">
+              Bản đồ số Lịch sử
+            </span>
+          </h1>
+          <div className="max-w-3xl space-y-6 text-lg md:text-xl text-[#4A5555] leading-relaxed">
+            <p>
+              Hệ thống thông tin địa lý (GIS) tiên phong trong việc trực quan
+              hóa dữ liệu lịch sử. Nền tảng của chúng tôi cho phép hiển thị động
+              các thông tin như biên giới quốc gia, diễn biến trận chiến và sự
+              kiện theo đúng tiến trình thời gian.
+            </p>
+            <p>
+              Đây là không gian tập trung tri thức được tinh lọc, nơi các chuyên
+              gia, nhà sử học và giáo viên đóng góp dữ liệu tọa độ, vector, được
+              hệ thống kiểm duyệt chặt chẽ trước khi xuất bản.
+            </p>
+          </div>
+          <div className="mt-10 flex gap-4">
+            <Link
+              href="#mission"
+              className="px-8 py-4 bg-[#A88B4C] text-white font-bold rounded-xl shadow-lg shadow-[#A88B4C]/20 hover:bg-[#8e743c]"
+            >
+              Khám phá sứ mệnh
+            </Link>
+          </div>
+        </section>
+
+        {/* --- PHẦN 2: SỨ MỆNH & CHỨC NĂNG --- */}
+        <section id="mission" className="scroll-mt-24 relative">
+          <div className="grid grid-cols-1 lg:grid-cols-2 gap-8 lg:gap-16 items-center">
+            {/* Sứ mệnh */}
+            <div>
+              <div className="inline-block px-3 py-1 bg-[#A88B4C]/10 text-[#A88B4C] font-bold text-sm tracking-widest uppercase rounded-full mb-4 border border-[#A88B4C]/20">
+                Sứ mệnh của chúng tôi
+              </div>
+              <h2 className="text-3xl md:text-4xl font-bold mb-6">
+                Định hình lại cách học Lịch sử
+              </h2>
+              <div className="space-y-6 text-[#4A5555]">
+                <div>
+                  <h3 className="text-xl font-bold text-[#2D3A3A] mb-2 flex items-center gap-2">
+                    <span className="w-8 h-8 rounded-full bg-[#A88B4C]/20 flex items-center justify-center text-[#A88B4C]">
+                      1
+                    </span>
+                    Giải quyết rào cản giáo dục
+                  </h3>
+                  <p>
+                    Khắc phục sự nhàm chán và khó tiếp cận của phương pháp học
+                    lịch sử truyền thống bằng cách biến dữ liệu chữ viết thành
+                    hình ảnh không gian, thời gian trực quan.
+                  </p>
+                </div>
+                <div className="w-full h-px bg-[#A88B4C]/20"></div>
+                <div>
+                  <h3 className="text-xl font-bold text-[#2D3A3A] mb-2 flex items-center gap-2">
+                    <span className="w-8 h-8 rounded-full bg-[#A88B4C]/20 flex items-center justify-center text-[#A88B4C]">
+                      2
+                    </span>
+                    Tập trung hóa tri thức
+                  </h3>
+                  <p>
+                    Xây dựng một kho dữ liệu lịch sử thống nhất, chuẩn xác, phục
+                    vụ đa dạng đối tượng từ chính phủ, chuyên gia nghiên cứu đến
+                    học sinh, sinh viên và cộng đồng.
+                  </p>
+                </div>
+              </div>
+            </div>
+
+            {/* Chức năng */}
+            <div>
+              <div className="inline-block px-3 py-1 bg-[#2D3A3A]/10 text-[#2D3A3A] font-bold text-sm tracking-widest uppercase rounded-full mb-4 border border-[#2D3A3A]/20">
+                Tính năng cốt lõi
+              </div>
+              <h2 className="text-3xl md:text-4xl font-bold mb-6">
+                Công nghệ hội tụ
+              </h2>
+              <div className="flex flex-col gap-4">
+                {features.map((feat, idx) => (
+                  <div
+                    key={idx}
+                    className="flex gap-4 items-start p-5 hover:bg-[#A88B4C]/10 rounded-2xl group"
+                  >
+                    <div className="text-3xl bg-transparent w-14 h-14 rounded-xl flex items-center justify-center shrink-0">
+                      {feat.icon}
+                    </div>
+                    <div>
+                      <h4 className="font-bold text-[#2D3A3A] text-lg mb-1">
+                        {feat.title}
+                      </h4>
+                      <p className="text-sm text-[#4A5555] leading-relaxed">
+                        {feat.desc}
+                      </p>
+                    </div>
+                  </div>
+                ))}
+              </div>
+            </div>
+          </div>
+        </section>
+
+        {/* --- PHẦN 3: ĐỘI NGŨ PHÁT TRIỂN --- */}
+        <section className="relative">
+          <div className="text-center max-w-2xl mx-auto mb-12">
+            <div className="inline-block px-3 py-1 bg-[#A88B4C]/10 text-[#A88B4C] font-bold text-sm tracking-widest uppercase rounded-full mb-4 border border-[#A88B4C]/20">
+              Về chúng tôi
+            </div>
+            <h2 className="text-3xl md:text-4xl font-bold mb-4">
+              Đội ngũ phát triển
+            </h2>
+            <p className="text-[#4A5555]">
+              Những con người đam mê lịch sử và công nghệ chung tay xây dựng cỗ
+              máy thời gian kỹ thuật số.
+            </p>
+          </div>
+
+          <div className="flex mx-auto justify-center gap-12 flex-wrap">
+            {team.map((member, i) => (
+              <div key={i} className="p-6 text-center min-w-[264px]">
+                <div className="w-24 aspect-square mx-auto bg-gradient-to-tr from-[#A88B4C]/20 to-[#2D3A3A]/20 rounded-full mb-4 flex items-center justify-center overflow-hidden">
+                  <Image
+                    src={member.avatar}
+                    alt={member.name}
+                    width={96}
+                    height={96}
+                    className="w-full h-full object-cover object-center rounded-full"
+                  />
+                </div>
+                <h3 className="font-bold text-lg text-[#2D3A3A]">
+                  {member.name}
+                </h3>
+                <p className="text-xs font-bold text-[#A88B4C] uppercase tracking-wider my-2">
+                  {member.role}
+                </p>
+                <p className="text-sm text-[#4A5555]">{member.desc}</p>
+              </div>
+            ))}
+          </div>
+        </section>
+      </main>
+
+      {/* --- PHẦN 4: GÓP Ý & LIÊN HỆ --- */}
+      <section className="relative mt-8 mb-16 w-full">
+        <div className="flex flex-col lg:flex-row justify-between gap-10 border rounded-2xl p-8 bg-[#FDFBF7]/80 backdrop-blur-sm border-[#A88B4C]/20">
+          {/* Box Text */}
+          <div className="lg:w-1/4 text-center lg:text-left flex flex-col justify-center">
+            <h2 className="text-2xl font-bold text-gray-900 mb-3">
+              Góp ý cho chúng tôi!
+            </h2>
+            <p className="text-sm text-gray-500 leading-relaxed">
+              Đăng ký nhận tin tức mới nhất hoặc để lại ý kiến đóng góp giúp hệ
+              thống hoàn thiện hơn.
+            </p>
+          </div>
+
+          {/* Box Form Nhập Liệu (Dòng trên - Dòng dưới) */}
+          <div className="flex-1 w-full max-w-3xl flex flex-col gap-4">
+            <input
+              type="email"
+              placeholder="Email của bạn..."
+              className="w-full px-5 py-3.5 text-gray-700 bg-gray-50 border border-gray-200 rounded-xl focus:outline-none focus:bg-white focus:border-[#FFDE00] focus:ring-4 focus:ring-[#FFDE00]/20 transition-all text-sm placeholder:text-gray-400"
+            />
+            <textarea
+              placeholder="Nội dung góp ý của bạn..."
+              rows={3}
+              className="w-full px-5 py-3.5 text-gray-700 bg-gray-50 border border-gray-200 rounded-xl focus:outline-none focus:bg-white focus:border-[#FFDE00] focus:ring-4 focus:ring-[#FFDE00]/20 transition-all text-sm placeholder:text-gray-400 resize-none"
+            ></textarea>
+            <div className="flex justify-end">
+              <button className="bg-[#FFDE00] hover:bg-[#F0D100] text-black font-bold uppercase tracking-wide px-8 py-3.5 rounded-xl transition-colors text-sm shadow-sm">
+                Gửi Góp Ý
+              </button>
+            </div>
+          </div>
+
+          {/* Box Socials */}
+          <div className="lg:w-auto flex flex-col items-center lg:items-start pl-0 lg:pl-8 border-t lg:border-t-0 lg:border-l border-gray-100 pt-8 lg:pt-0 justify-center">
+            <h3 className="text-lg font-bold text-gray-900 mb-5">Follow us</h3>
+            <div className="flex gap-4">
+              <a
+                href="https://www.youtube.com/@BlackCatStudio-mw2sq"
+                target="_blank"
+                rel="noopener noreferrer"
+                className="w-12 h-12 rounded-full bg-[#FF0000] flex items-center justify-center text-white hover:opacity-90 hover:-translate-y-1 transition-all shadow-lg group"
+              >
+                <svg className="w-6 h-6 fill-current" viewBox="0 0 24 24">
+                  <path d="M23.498 6.186a3.016 3.016 0 0 0-2.122-2.136C19.505 3.545 12 3.545 12 3.545s-7.505 0-9.377.505A3.017 3.017 0 0 0 .502 6.186C0 8.07 0 12 0 12s0 3.93.502 5.814a3.016 3.016 0 0 0 2.122 2.136c1.871.505 9.376.505 9.376.505s7.505 0 9.377-.505a3.015 3.015 0 0 0 2.122-2.136C24 15.93 24 12 24 12s0-3.93-.502-5.814zM9.545 15.568V8.432L15.818 12l-6.273 3.568z" />
+                </svg>
+              </a>
+            </div>
+          </div>
+        </div>
+      </section>
+
+      {/* FOOTER */}
+      <footer className="border-t border-[#A88B4C]/20 bg-[#2D3A3A] text-white py-12 text-center w-full mt-auto rounded-2xl">
+        <div className="max-w-6xl mx-auto px-6 flex flex-col items-center">
+          <div className="text-2xl font-bold tracking-widest uppercase mb-4">
+            <span className="text-[#A88B4C]">Geo</span>History
+          </div>
+          <p className="text-gray-400 text-sm mb-4 max-w-md">
+            Bách khoa toàn thư bản đồ số lịch sử. Kết nối quá khứ, thấu hiểu
+            hiện tại, kiến tạo tương lai.
+          </p>
+          <div className="text-xs text-gray-500">
+            &copy; {new Date().getFullYear()} GeoHistory Project. All rights
+            reserved.
+          </div>
+        </div>
+      </footer>
+    </div>
+  );
+}
@@ -257,7 +257,7 @@ export default function ProjectDetailsPage() {
            </span>
          </div>

-          <div className="flex items-center gap-4">
+          <div className="flex items-center gap-4 pb-3">
            {[
              {
                id: "overview",
@@ -14,7 +14,7 @@ import Badge from "@/components/ui/badge/Badge";
 import { CreateProjectPayload, Project } from "@/interface/project";
 import { apiCreateProject, apiCreateProjectCommit, apiGetProjectCommits, getCurrentProject } from "@/service/projectService";
 import { normalizeEditorSnapshot } from "@/uhm/lib/editor/snapshot/editorSnapshot";
-import type { EditorSnapshot } from "@/uhm/types/sections";
+import type { EditorSnapshot } from "@/uhm/types/projects";

 export type ProjectSortColumn = "created_at" | "updated_at" | "title";

@@ -131,6 +131,7 @@ export default function ProjectsPage() {
      setFormData({ title: "", description: "", project_status: "PRIVATE" });
      setImportSnapshot(null);
      setImportSnapshotName(null);
+      if (importJsonInputRef.current) importJsonInputRef.current.value = "";
      fetchProjects();
      router.push(`/editor/${projectId}`);
    } catch (error) {
@@ -199,15 +200,17 @@ export default function ProjectsPage() {
    return 0;
  });

-  // Helper format ngày
  const formatDate = (dateString: string | null | undefined) => {
    if (!dateString) return "-";
    const date = new Date(dateString);
-    return `Updated on ${date.toLocaleDateString("vi-VN", {
+    if (isNaN(date.getTime())) return "-";
+    return date.toLocaleDateString("vi-VN", {
      day: "2-digit",
      month: "short",
      year: "numeric",
-    })}`;
+      hour: "2-digit",
+      minute: "2-digit",
+    });
  };

  const getStatusBadge = (status: string) => {
@@ -228,17 +231,16 @@ export default function ProjectsPage() {
    return (
      <button
        onClick={() => handleSort(column)}
-        className={`w-20 text-sm font-medium text-left hover:text-blue-500 transition-colors ${
+        className={`flex items-center gap-1 text-sm font-medium hover:text-blue-500 transition-colors ${
          isActive ? "text-blue-600 dark:text-blue-400" : "text-gray-500 dark:text-gray-400"
        }`}
      >
-        {label} {isActive && (sortOrder === "asc" ? "↑" : "↓")}
+        <span>{label}</span>
+        {isActive && <span>{sortOrder === "asc" ? "↑" : "↓"}</span>}
      </button>
    );
  };

-  console.log(projects);
-
  const importLabel = useMemo(() => {
    if (!importSnapshotName) return "Chưa chọn JSON snapshot";
    return `JSON: ${importSnapshotName}`;
@@ -266,137 +268,134 @@ export default function ProjectsPage() {

            {!isLoading && sortedProjects.length > 0 ? (
              <div className="max-w-full overflow-x-auto">
-                <div className="overflow-hidden rounded-xl border border-gray-200 bg-white dark:border-gray-800 dark:bg-[#0d1117] min-w-[700px]">
-                  <div className="flex items-center justify-between px-5 py-3 border-b border-gray-200 dark:border-gray-800 bg-gray-50/50 dark:bg-[#161b22]">
-                    <span className="text-sm font-semibold text-gray-700 dark:text-gray-300 w-40"></span>
-                    <div className="flex items-center gap-4 shrink-0">
-                      <span className="text-sm text-gray-500 dark:text-gray-400 w-20">Sắp xếp:</span>
-                      <SortButton column="title" label="Tên" />
-                      <SortButton column="created_at" label="Ngày tạo" />
+                <div className="overflow-hidden rounded-xl border border-gray-200 bg-white dark:border-gray-800 dark:bg-[#0d1117] min-w-[800px]">
+                  <div className="flex items-center px-5 py-3 border-b border-gray-200 dark:border-gray-800 bg-gray-50/50 dark:bg-[#161b22]">
+                    <div className="flex-1 pr-4">
+                      <SortButton column="title" label="Tên dự án" />
+                    </div>
+                    <div className="w-48 px-4 text-sm font-medium text-gray-500 dark:text-gray-400">Trạng thái</div>
+                    <div className="w-48 px-4 text-sm font-medium text-gray-500 dark:text-gray-400">Thành viên</div>
+                    <div className="w-32 px-4">
                      <SortButton column="updated_at" label="Cập nhật" />
                    </div>
+                    <div className="w-48 px-4 text-sm font-medium text-gray-500 dark:text-gray-400 text-right">Thao tác</div>
                  </div>

                  <div className="flex flex-col divide-y divide-gray-200 dark:divide-gray-800">
                    {sortedProjects.map((project: any) => (
                      <div
                        key={project.id}
-                        className="group flex flex-col p-5 md:flex-row md:items-center justify-between hover:bg-gray-50 dark:hover:bg-[#161b22] transition-colors"
+                        className="group flex items-center p-5 hover:bg-gray-50 dark:hover:bg-[#161b22]/50 transition-colors"
                      >
-                        <div className="flex-1 pr-4 max-w-full md:max-w-[75%]">
-                          <div
-                            onClick={() => router.push(`/user/projects/${project.id}`)}
-                            className="flex items-center gap-2 mb-2 cursor-pointer hover:underline"
-                          >
-                            <div className="w-6 h-6 shrink-0 flex items-center justify-center">
+                        <div className="flex-1 pr-4 min-w-0">
+                          <div className="items-center gap-3 mb-1.5">
+                            <h3
+                              onClick={() => router.push(`/user/projects/${project.id}`)}
+                              className="font-semibold text-blue-600 dark:text-[#58a6ff] truncate cursor-pointer hover:underline"
+                            >
+                              {project.title}
+                            </h3>
+                            
+                          </div>
+                          <div className="flex items-center gap-2 text-xs text-gray-500 dark:text-[#8b949e]">
+                            <div className="flex items-center gap-1.5">
                              {project.user?.avatar_url ? (
-                                <div className="relative w-6 h-6 rounded-full overflow-hidden border border-gray-200 dark:border-gray-800">
-                                  <Image
-                                    src={project.user.avatar_url}
-                                    alt="avatar"
-                                    fill
-                                    className="object-cover rounded-full"
-                                  />
-                                </div>
+                                <Image src={project.user.avatar_url} alt="avatar" width={16} height={16} className="rounded-full object-cover" />
                              ) : (
-                                <div className="w-6 h-6 rounded-full bg-gray-200 dark:bg-gray-700 flex items-center justify-center border border-gray-300 dark:border-gray-600">
-                                  <span className="text-[10px] font-bold text-gray-500 dark:text-gray-300 leading-none">
+                                <div className="w-4 h-4 rounded-full bg-gray-200 dark:bg-gray-700 flex items-center justify-center">
+                                  <span className="text-[8px] font-bold text-gray-500 dark:text-gray-300">
                                    {project.user?.display_name?.charAt(0)?.toUpperCase() || "U"}
                                  </span>
                                </div>
                              )}
+                              <span className="truncate max-w-[150px]">{project.user?.display_name || "Unknown"}</span>
                            </div>
-                            
-                            <div className="flex items-center max-w-[250px]">
-                              <span className="text-[14px] font-medium text-gray-700 dark:text-gray-300 truncate">
-                                {project.user?.display_name || "Unknown"}
-                              </span>
-                            </div>
-
-                            <span className="text-[14px] text-gray-400 dark:text-gray-600 shrink-0">/</span>
-
-                            <h3 className="text-[14px] font-semibold text-blue-600 dark:text-[#58a6ff] truncate max-w-[300px]">
-                              {project.title}
-                            </h3>
-
-                            <div className="shrink-0 w-20 flex justify-start">
-                              {getStatusBadge(project.project_status)}
-                            </div>
-                          </div>
-
-                          <div className="flex flex-wrap items-center gap-4 text-xs text-gray-500 dark:text-[#8b949e] h-5">
-                            <span>{formatDate(project.updated_at)}</span>
                          </div>
                        </div>
-
-                        <div className="flex items-center mt-4 md:mt-0 gap-3 w-[340px] justify-end shrink-0">
-                          <Button
-                            size="sm"
-                            variant="outline"
-                            onClick={() => router.push(`/editor/${project.id}`)}
-                          >
-                            Editor
-                          </Button>
-                          <Button
-                            size="sm"
-                            variant="outline"
-                            disabled={isExportingProjectId === String(project.id)}
-                            onClick={() => handleExportHeadSnapshot(project)}
-                            // title="Export head commit snapshot_json"
-                          >
-                            ExportJSON
-                          </Button>
-                          <Button
-                            size="sm"
-                            variant="outline"
-                            onClick={() => router.push(`/editor/${project.id}?only=wiki`)}
-                          >
-                            Editor only wiki
-                          </Button>
-
+                        
+                        <div className="w-48 px-4 shrink-0">
+                          {getStatusBadge(project.project_status)}
+                        </div>
+                        
+                        <div className="w-48 px-4 shrink-0">
                          <div className="flex -space-x-2 overflow-hidden">
                            {project.members && project.members.length > 0 ? (
                              <>
                                {project.members.slice(0, 4).map((m: any, index: number) =>
                                  m.avatar_url ? (
-                                    <Image
-                                      key={index}
-                                      src={m.avatar_url}
-                                      alt={m.display_name}
-                                      width={32}
-                                      height={32}
-                                      title={m.display_name}
-                                      className="inline-block w-8 h-8 rounded-full object-cover ring-2 ring-white group-hover:ring-gray-50 dark:ring-[#0d1117] dark:group-hover:ring-[#161b22] transition-colors"
-                                    />
+                                    <Image key={index} src={m.avatar_url} alt={m.display_name} width={32} height={32} title={m.display_name} className="inline-block w-8 h-8 rounded-full object-cover ring-2 ring-white dark:ring-[#0d1117]" />
                                  ) : (
-                                    <div
-                                      key={index}
-                                      title={m.display_name}
-                                      className="inline-flex items-center justify-center w-8 h-8 rounded-full bg-gray-200 dark:bg-gray-700 ring-2 ring-white group-hover:ring-gray-50 dark:ring-[#0d1117] dark:group-hover:ring-[#161b22] transition-colors"
-                                    >
-                                      <span className="text-xs font-medium text-gray-500 dark:text-gray-300">
-                                        {m.display_name?.charAt(0)?.toUpperCase() || "U"}
-                                      </span>
+                                    <div key={index} title={m.display_name} className="inline-flex items-center justify-center w-8 h-8 rounded-full bg-gray-200 dark:bg-gray-700 ring-2 ring-white dark:ring-[#0d1117]">
+                                      <span className="text-xs font-medium text-gray-500 dark:text-gray-300">{m.display_name?.charAt(0)?.toUpperCase() || "U"}</span>
                                    </div>
                                  )
                                )}
-
                                {project.members.length > 4 && (
-                                  <div
-                                    title="Những người khác"
-                                    className="inline-flex items-center justify-center w-8 h-8 rounded-full bg-gray-100 dark:bg-gray-800 ring-2 ring-white group-hover:ring-gray-50 dark:ring-[#0d1117] dark:group-hover:ring-[#161b22] transition-colors z-10"
-                                  >
-                                    <span className="text-xs font-medium text-gray-600 dark:text-gray-400">
-                                      +{project.members.length - 4}
-                                    </span>
+                                  <div title="Những người khác" className="inline-flex items-center justify-center w-8 h-8 rounded-full bg-gray-100 dark:bg-gray-800 ring-2 ring-white dark:ring-[#0d1117] z-10">
+                                    <span className="text-xs font-medium text-gray-600 dark:text-gray-400">+{project.members.length - 4}</span>
                                  </div>
                                )}
                              </>
                            ) : (
-                              <span className="text-sm text-gray-400 dark:text-gray-600 italic"></span>
+                              <span className="text-xs text-gray-400 dark:text-gray-600 italic"></span>
                            )}
                          </div>
                        </div>
+
+                        <div className="w-32 px-1 shrink-0 text-xs text-gray-500 dark:text-gray-400">
+                          {formatDate(project.updated_at)}
+                        </div>
+
+                       <div className="w-48 px-4 shrink-0 flex justify-end gap-2">
+                          <div className="relative group/btn1 inline-flex">
+                            <Button
+                              size="sm"
+                              variant="outline"
+                              className="!p-0 w-9 h-9 flex items-center justify-center"
+                              onClick={() => router.push(`/editor/${project.id}`)}
+                            >
+                              <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-4 h-4">
+                                <path strokeLinecap="round" strokeLinejoin="round" d="M16.862 4.487l1.687-1.688a1.875 1.875 0 112.652 2.652L10.582 16.07a4.5 4.5 0 01-1.897 1.13L6 18l.8-2.685a4.5 4.5 0 011.13-1.897l8.932-8.931zm0 0L19.5 7.125M18 14v4.75A2.25 2.25 0 0115.75 21H5.25A2.25 2.25 0 013 18.75V8.25A2.25 2.25 0 015.25 6H10" />
+                              </svg>
+                            </Button>
+                            <span className="absolute -top-8 left-1/2 -translate-x-1/2 scale-0 rounded bg-gray-900 px-2 py-1 text-[11px] font-medium text-white opacity-0 transition-all group-hover/btn1:scale-100 group-hover/btn1:opacity-100 z-50 pointer-events-none whitespace-nowrap shadow-sm dark:bg-gray-700">
+                              Editor
+                            </span>
+                          </div>
+
+                          <div className="relative group/btn2 inline-flex">
+                            <Button
+                              size="sm"
+                              variant="outline"
+                              className="!p-0 w-9 h-9 flex items-center justify-center"
+                              disabled={isExportingProjectId === String(project.id)}
+                              onClick={() => handleExportHeadSnapshot(project)}
+                            >
+                              <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-4 h-4">
+                                <path strokeLinecap="round" strokeLinejoin="round" d="M19.5 14.25v-2.625a3.375 3.375 0 00-3.375-3.375h-1.5A1.125 1.125 0 0113.5 7.125v-1.5a3.375 3.375 0 00-3.375-3.375H8.25m.75 12l3 3m0 0l3-3m-3 3v-6m-1.5-9H5.625c-.621 0-1.125.504-1.125 1.125v17.25c0 .621.504 1.125 1.125 1.125h12.75c.621 0 1.125-.504 1.125-1.125V11.25a9 9 0 00-9-9z" />
+                              </svg>
+                            </Button>
+                            <span className="absolute -top-8 left-1/2 -translate-x-1/2 scale-0 rounded bg-gray-900 px-2 py-1 text-[11px] font-medium text-white opacity-0 transition-all group-hover/btn2:scale-100 group-hover/btn2:opacity-100 z-50 pointer-events-none whitespace-nowrap shadow-sm dark:bg-gray-700">
+                              Export JSON
+                            </span>
+                          </div>
+
+                          <div className="relative group/btn3 inline-flex">
+                            <Button
+                              size="sm"
+                              variant="outline"
+                              className="!p-0 w-9 h-9 flex items-center justify-center"
+                              onClick={() => router.push(`/editor/${project.id}?only=wiki`)}
+                            >
+                              <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-4 h-4">
+                                <path strokeLinecap="round" strokeLinejoin="round" d="M12 6.042A8.967 8.967 0 006 3.75c-1.052 0-2.062.18-3 .512v14.25A8.987 8.987 0 016 18c2.305 0 4.408.867 6 2.292m0-14.25a8.966 8.966 0 016-2.292c1.052 0 2.062.18 3 .512v14.25A8.987 8.987 0 0018 18a8.967 8.967 0 00-6 2.292m0-14.25v14.25" />
+                              </svg>
+                            </Button>
+                            <span className="absolute -top-8 left-1/2 -translate-x-1/2 scale-0 rounded bg-gray-900 px-2 py-1 text-[11px] font-medium text-white opacity-0 transition-all group-hover/btn3:scale-100 group-hover/btn3:opacity-100 z-50 pointer-events-none whitespace-nowrap shadow-sm dark:bg-gray-700">
+                              Wiki Editor
+                            </span>
+                          </div>
+                        </div>
                      </div>
                    ))}
                  </div>
@@ -414,7 +413,6 @@ export default function ProjectsPage() {
        </ComponentCard>
      </div>

-      {/* Modal Tạo Dự án */}
      <Modal isOpen={isOpen} onClose={closeModal} className="max-w-[500px] m-4">
        <div className="p-6 bg-white rounded-3xl dark:bg-gray-900">
          <h3 className="mb-5 text-xl font-bold text-gray-800 dark:text-white/90">Tạo dự án mới</h3>
@@ -484,7 +482,6 @@ export default function ProjectsPage() {
                disabled={isSubmitting}
                className="bg-gray-900 hover:bg-gray-800 text-white"
                onClick={handleCreateProjectWithJson}
-                // title="Tạo dự án và tạo commit đầu tiên từ JSON snapshot"
              >
                Tạo với JSON
              </Button>
@@ -0,0 +1,82 @@
+'use client';
+
+import { useState } from 'react';
+
+const faqData = [
+  {
+    id: 1,
+    question: "1. Phần mềm này tương thích với những hệ điều hành nào?",
+    answer: "Hệ thống tương thích hoàn toàn với Windows 10/11, macOS 12 trở lên. Đối với môi trường máy chủ, chúng tôi hỗ trợ các bản phân phối Linux phổ biến như Ubuntu và Debian."
+  },
+  {
+    id: 2,
+    question: "2. Sự khác biệt giữa phiên bản Miễn phí và Trả phí là gì?",
+    answer: "Phiên bản trả phí cung cấp băng thông không giới hạn, hỗ trợ kỹ thuật ưu tiên 24/7, và quyền truy cập sớm vào các tính năng nâng cao. Bản miễn phí sẽ giới hạn một số tính năng xuất dữ liệu."
+  },
+  {
+    id: 3,
+    question: "3. Hệ thống hỗ trợ những phương thức kết nối nào?",
+    answer: "Chúng tôi hỗ trợ kết nối qua REST API, WebSocket cho dữ liệu thời gian thực và cung cấp sẵn SDK cho các ngôn ngữ phổ biến như TypeScript, Go."
+  },
+  {
+    id: 4,
+    question: "4. Làm thế nào để tôi có thể tích hợp vào dự án Next.js hiện tại?",
+    answer: "Bạn chỉ cần cài đặt package qua npm/yarn, thêm API Key vào file .env và gọi component Provider ở file layout.tsx gốc. Tài liệu chi tiết có sẵn trong mục Developer Docs."
+  },
+  {
+    id: 5,
+    question: "5. Dữ liệu của tôi được bảo mật như thế nào?",
+    answer: "Toàn bộ dữ liệu được mã hóa đầu cuối (End-to-End Encryption). Chúng tôi tuân thủ nghiêm ngặt các tiêu chuẩn bảo mật quốc tế và thường xuyên rà soát hệ thống để phòng chống các lỗ hổng bảo mật."
+  }
+];
+
+export default function Page() {
+  // Lưu index của câu hỏi đang được mở. Mặc định mở câu đầu tiên (index 0).
+  const [openIndex, setOpenIndex] = useState<number | null>(0);
+
+  const toggleFAQ = (index: number) => {
+    // Nếu click lại vào câu đang mở thì đóng nó, ngược lại thì mở câu mới
+    setOpenIndex(openIndex === index ? null : index);
+  };
+
+  return (
+    <div className="min-h-screen bg-white text-slate-900 py-16 px-4 sm:px-8">
+      <div className="max-w-4xl mx-auto">
+        <h1 className="text-4xl font-bold mb-10">FAQs</h1>
+        
+        <div className="border-t border-slate-200">
+          {faqData.map((faq, index) => {
+            const isOpen = openIndex === index;
+            
+            return (
+              <div key={faq.id} className="border-b border-slate-200">
+                <button
+                  onClick={() => toggleFAQ(index)}
+                  className="w-full py-6 flex justify-between items-center text-left focus:outline-none group"
+                >
+                  <span className="text-lg font-bold group-hover:text-indigo-600 transition-colors">
+                    {faq.question}
+                  </span>
+                  <span className="text-3xl font-light ml-4 text-indigo-600 shrink-0 leading-none">
+                    {isOpen ? '−' : '+'}
+                  </span>
+                </button>
+                
+                {/* Phần nội dung có hiệu ứng trượt */}
+                <div
+                  className={`overflow-hidden transition-all duration-300 ease-in-out ${
+                    isOpen ? 'max-h-96 opacity-100 pb-6' : 'max-h-0 opacity-0'
+                  }`}
+                >
+                  <p className="text-slate-600 text-base leading-relaxed pr-8">
+                    {faq.answer}
+                  </p>
+                </div>
+              </div>
+            );
+          })}
+        </div>
+      </div>
+    </div>
+  );
+}
@@ -16,7 +16,7 @@ import "yet-another-react-lightbox/styles.css";
 import "yet-another-react-lightbox/plugins/captions.css";
 import { createHistorianCV } from "@/service/historianService";
 import { toast } from "sonner";
-import { newId } from "@/uhm/lib/id";
+import { newId } from "@/uhm/lib/utils/id";
 import Swal from "sweetalert2";
 import { PresignedUrlResponse } from "@/interface/media";

@@ -209,7 +209,7 @@ export default function WikiEditorPage() {
      type: "doc",
      content: [
        { type: "paragraph", content: [{ type: "text", text: "Write your wiki content here." }] },
-        { type: "heading", attrs: { level: 2 }, content: [{ type: "text", text: "Section" }] },
+        { type: "heading", attrs: { level: 2 }, content: [{ type: "text", text: "Project" }] },
        { type: "paragraph", content: [{ type: "text", text: "Use H1/H2/H3 and the TOC will follow." }] },
      ],
    },
@@ -0,0 +1,10 @@
+import WikiBySlugClient from "./wiki-by-slug-client";
+
+export default async function WikiBySlugPage({
+  params,
+}: {
+  params: Promise<{ slug: string }> | { slug: string };
+}) {
+  const resolved = await params;
+  return <WikiBySlugClient slug={resolved.slug} />;
+}
@@ -0,0 +1,822 @@
+"use client";
+
+import { useEffect, useMemo, useRef, useState } from "react";
+import Link from "next/link";
+import "react-quill-new/dist/quill.snow.css";
+
+import { ApiError } from "@/uhm/api/http";
+import { fetchWikiBySlug, getContentByVersionWikiId, type Wiki } from "@/uhm/api/wikis";
+
+type TocItem = {
+  id: string;
+  level: number;
+  text: string;
+};
+
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return Boolean(value) && typeof value === "object" && !Array.isArray(value);
+}
+
+function tiptapJsonToPlainText(node: unknown): string {
+  if (node == null) return "";
+  if (typeof node === "string") return node;
+  if (Array.isArray(node)) return node.map(tiptapJsonToPlainText).join("");
+
+  if (isRecord(node)) {
+    if (node.type === "text" && typeof node.text === "string") return node.text;
+    if (node.type === "hardBreak") return "\n";
+    if ("content" in node) return tiptapJsonToPlainText(node.content);
+  }
+
+  return "";
+}
+
+function escapeHtml(input: string): string {
+  return input
+    .replaceAll("&", "&amp;")
+    .replaceAll("<", "&lt;")
+    .replaceAll(">", "&gt;")
+    .replaceAll("\"", "&quot;")
+    .replaceAll("'", "&#39;");
+}
+
+function normalizeWikiContentToHtml(raw: string | null | undefined): string {
+  const value = String(raw || "").trim();
+  if (!value.length) return "";
+
+  // New format: HTML string.
+  if (value[0] === "<") return value;
+
+  // Legacy format: Tiptap JSON string.
+  if (value[0] === "{") {
+    try {
+      const json: unknown = JSON.parse(value);
+      const text = tiptapJsonToPlainText(json).trim();
+      if (!text.length) return "";
+      return `<p>${escapeHtml(text).replace(/\n/g, "<br/>")}</p>`;
+    } catch {
+      // fall through
+    }
+  }
+
+  // Unknown plaintext: treat as plain text.
+  return `<p>${escapeHtml(value).replace(/\n/g, "<br/>")}</p>`;
+}
+
+function slugifyHeading(raw: string): string {
+  const input = String(raw || "").trim();
+  if (!input.length) return "";
+  return input
+    .toLowerCase()
+    .normalize("NFKD")
+    .replace(/[\u0300-\u036f]/g, "")
+    .replace(/[^a-z0-9]+/g, "-")
+    .replace(/^-+/, "")
+    .replace(/-+$/, "")
+    .slice(0, 80);
+}
+
+function isExternalHref(href: string): boolean {
+  const h = href.trim().toLowerCase();
+  return (
+    h.startsWith("http://") ||
+    h.startsWith("https://") ||
+    h.startsWith("mailto:") ||
+    h.startsWith("tel:") ||
+    h.startsWith("sms:")
+  );
+}
+
+function rewriteHtmlAndBuildToc(inputHtml: string, wikiBaseUrl: string): { html: string; toc: TocItem[] } {
+  const parser = new DOMParser();
+  const doc = parser.parseFromString(inputHtml, "text/html");
+
+  // Basic hardening: do not render scripts in user content.
+  for (const el of Array.from(doc.querySelectorAll("script"))) el.remove();
+
+  // Rewrite internal wiki links: Quill stores slug as <a href="other-wiki-slug">...</a>
+  for (const a of Array.from(doc.querySelectorAll("a[href]"))) {
+    const href = String(a.getAttribute("href") || "").trim();
+    if (!href.length) continue;
+    if (href === "__missing__") continue;
+    if (href.startsWith("#")) continue;
+    if (href.startsWith("/")) continue;
+    if (isExternalHref(href)) continue;
+
+    const match = href.match(/^([^?#]+)([?#].*)?$/);
+    const slugPart = String(match?.[1] || "").replace(/^\/+/, "").trim();
+    const suffix = String(match?.[2] || "");
+
+    const normalizedSlug = slugPart;
+    if (!normalizedSlug.length) continue;
+
+    a.setAttribute("href", `${wikiBaseUrl}${encodeURIComponent(normalizedSlug)}${suffix}`);
+    a.setAttribute("target", "_self");
+  }
+
+  // Build TOC from headings and ensure they have stable IDs.
+  const toc: TocItem[] = [];
+  const seen = new Map<string, number>();
+  const headings = Array.from(doc.body.querySelectorAll("h1,h2,h3,h4,h5,h6"));
+  for (const h of headings) {
+    const text = String(h.textContent || "").trim();
+    if (!text.length) continue;
+
+    const level = Number(String(h.tagName || "").replace(/^H/i, "")) || 1;
+    const existingId = String(h.getAttribute("id") || "").trim();
+    if (existingId) {
+      toc.push({ id: existingId, level, text });
+      continue;
+    }
+
+    const base = slugifyHeading(text) || "heading";
+    const n = (seen.get(base) || 0) + 1;
+    seen.set(base, n);
+    const id = n === 1 ? base : `${base}-${n}`;
+
+    h.setAttribute("id", id);
+    toc.push({ id, level, text });
+  }
+
+  return { html: doc.body.innerHTML, toc };
+}
+
+function formatDate(value?: string | null, options?: Intl.DateTimeFormatOptions): string {
+  const raw = String(value || "").trim();
+  if (!raw) return "-";
+  const d = new Date(raw);
+  if (Number.isNaN(d.getTime())) return raw;
+  return d.toLocaleString(
+    "vi-VN",
+    options || {
+      hour: "2-digit",
+      minute: "2-digit",
+      day: "numeric",
+      month: "long",
+      year: "numeric",
+    }
+  );
+}
+
+export default function WikiBySlugClient({ slug }: { slug: string }) {
+  const [wiki, setWiki] = useState<Wiki | null>(null);
+  const [status, setStatus] = useState<"idle" | "loading" | "error" | "ready">("idle");
+  const [error, setError] = useState<string | null>(null);
+
+  const [viewMode, setViewMode] = useState<"read" | "history" | "compare">("read");
+  const [selectedVersionsForCompare, setSelectedVersionsForCompare] = useState<Set<string>>(new Set());
+  const [comparisonData, setComparisonData] = useState<{ id: string; content: string; createdAt: string; title: string }[]>([]);
+  const [isComparing, setIsComparing] = useState(false);
+
+  const [renderHtml, setRenderHtml] = useState<string>("");
+  const [toc, setToc] = useState<TocItem[]>([]);
+  const [activeHeadingId, setActiveHeadingId] = useState<string | null>(null);
+  const [linkPreview, setLinkPreview] = useState<{
+    slug: string;
+    top: number;
+    left: number;
+    width: number;
+    height: number;
+    visible: boolean;
+  } | null>(null);
+  const [linkPreviewData, setLinkPreviewData] = useState<{
+    slug: string;
+    title: string;
+    quote: string | null;
+    status: "idle" | "loading" | "ready" | "error";
+  } | null>(null);
+
+  const normalizedSlug = useMemo(() => String(slug || "").trim(), [slug]);
+  const contentRootRef = useRef<HTMLDivElement | null>(null);
+  const hidePreviewTimerRef = useRef<number | null>(null);
+  const previewCacheRef = useRef<Map<string, { title: string; quote: string | null }>>(new Map());
+
+  const allVersions = useMemo(() => {
+    if (!wiki) return [];
+    const current = {
+      id: wiki.id,
+      created_at: wiki.updated_at,
+      content: wiki.content,
+      isCurrent: true,
+    };
+    const history = (wiki.content_sample || []).map(s => ({ ...s, isCurrent: false }));
+    const uniqueHistory = history.filter(h => h.id !== current.id);
+    const combined = [current, ...uniqueHistory];
+    return combined
+      .filter(v => v.id && v.created_at)
+      .sort((a, b) => new Date(b.created_at!).getTime() - new Date(a.created_at!).getTime());
+  }, [wiki]);
+  // Load wiki data by slug.
+  useEffect(() => {
+    const value = String(normalizedSlug || "").trim();
+    if (!value.length) {
+      setWiki(null);
+      setStatus("error");
+      setError("Missing wiki slug.");
+      return;
+    }
+
+    let disposed = false;
+    (async () => {
+      setStatus("loading");
+      setError(null);
+      try {
+        const res = await fetchWikiBySlug(value);
+        let versionContent = res?.content;
+        try {
+          if (res?.content_sample?.[0]?.id) {
+            const contentResp = await getContentByVersionWikiId(res.content_sample[0].id);
+            if (contentResp?.data?.content) {
+              versionContent = contentResp.data.content;
+            }
+          }
+        } catch (err) {
+          console.error("Failed to fetch version content:", err);
+        }
+
+        if (disposed) return;
+        if (!res) {
+          setWiki(null);
+          setStatus("ready");
+          setRenderHtml("");
+          setToc([]);
+          return;
+        }
+        setWiki({ ...res, content: versionContent });
+        setStatus("ready");
+      } catch (err) {
+        if (disposed) return;
+        const msg =
+          err instanceof ApiError
+            ? err.message
+            : err instanceof Error
+              ? err.message
+              : "Failed to load wiki.";
+        setStatus("error");
+        setError(msg);
+      }
+    })();
+
+    return () => {
+      disposed = true;
+    };
+  }, [normalizedSlug]);
+
+  // Transform content: normalize -> rewrite internal links -> inject heading ids + toc.
+  useEffect(() => {
+    if (!wiki) {
+      setRenderHtml("");
+      setToc([]);
+      return;
+    }
+
+    const raw =
+      (wiki.content ?? (wiki as unknown as { doc?: string | null }).doc ?? "") || "";
+    const html = normalizeWikiContentToHtml(raw);
+
+    try {
+      const base = `${window.location.origin}/wiki/`;
+      const processed = rewriteHtmlAndBuildToc(html, base);
+      setRenderHtml(processed.html);
+      setToc(processed.toc);
+      setActiveHeadingId(processed.toc[0]?.id ?? null);
+    } catch (err) {
+      console.error("Failed to process wiki HTML", err);
+      setRenderHtml(html);
+      setToc([]);
+    }
+  }, [wiki]);
+
+  // Track active heading for TOC highlight.
+  useEffect(() => {
+    if (!toc.length) return;
+    const root = contentRootRef.current;
+    if (!root) return;
+
+    const headings = toc
+      .map((t) => root.querySelector<HTMLElement>(`#${CSS.escape(t.id)}`))
+      .filter((el): el is HTMLElement => Boolean(el));
+    if (!headings.length) return;
+
+    const obs = new IntersectionObserver(
+      (entries) => {
+        const visible = entries
+          .filter((e) => e.isIntersecting)
+          .sort((a, b) => (a.boundingClientRect.top ?? 0) - (b.boundingClientRect.top ?? 0));
+        const top = visible[0]?.target as HTMLElement | undefined;
+        const id = top?.id || null;
+        if (id) setActiveHeadingId(id);
+      },
+      { root: null, rootMargin: "-20% 0px -70% 0px", threshold: [0, 1] }
+    );
+
+    for (const h of headings) obs.observe(h);
+    return () => obs.disconnect();
+  }, [toc]);
+
+  // Hover preview for internal wiki links (title + first blockquote).
+  useEffect(() => {
+    const root = contentRootRef.current;
+    if (!root) return;
+    if (typeof window === "undefined") return;
+
+    const clearHideTimer = () => {
+      if (hidePreviewTimerRef.current != null) {
+        window.clearTimeout(hidePreviewTimerRef.current);
+        hidePreviewTimerRef.current = null;
+      }
+    };
+
+    const hideSoon = () => {
+      clearHideTimer();
+      hidePreviewTimerRef.current = window.setTimeout(() => {
+        setLinkPreview((prev) => (prev ? { ...prev, visible: false } : prev));
+      }, 140);
+    };
+
+    const resolveInternalWikiSlug = (href: string): string | null => {
+      const h = href.trim();
+      if (!h.length) return null;
+      if (h === "__missing__") return null;
+      if (h.startsWith("#")) return null;
+
+      const stripQueryHash = (s: string) => {
+        const m = s.match(/^([^?#]+)([?#].*)?$/);
+        return String(m?.[1] || "");
+      };
+
+      if (h.startsWith("/wiki/")) {
+        const path = stripQueryHash(h);
+        const slugPart = path.slice("/wiki/".length).trim();
+        return slugPart ? decodeURIComponent(slugPart) : null;
+      }
+
+      const originPrefix = window.location.origin + "/wiki/";
+      if (h.startsWith(originPrefix)) {
+        const rest = stripQueryHash(h.slice(originPrefix.length));
+        const slugPart = rest.trim();
+        return slugPart ? decodeURIComponent(slugPart) : null;
+      }
+
+      return null;
+    };
+
+    const fetchPreview = async (targetSlug: string) => {
+      const key = targetSlug.trim();
+      if (!key.length) return;
+
+      const cached = previewCacheRef.current.get(key);
+      if (cached) {
+        setLinkPreviewData({ slug: key, title: cached.title, quote: cached.quote, status: "ready" });
+        return;
+      }
+
+      setLinkPreviewData((prev) => ({ slug: key, title: prev?.title || key, quote: null, status: "loading" }));
+      try {
+        const row = await fetchWikiBySlug(key);
+        if (!row) {
+          setLinkPreviewData({ slug: key, title: key, quote: null, status: "error" });
+          return;
+        }
+
+        const html = normalizeWikiContentToHtml(row.content ?? "");
+        let quote: string | null = null;
+        try {
+          const parser = new DOMParser();
+          const doc = parser.parseFromString(html, "text/html");
+          const bq = doc.body.querySelector("blockquote");
+          const txt = String(bq?.textContent || "").trim();
+          quote = txt.length ? txt : null;
+        } catch {
+          quote = null;
+        }
+
+        const title = String(row.title || "").trim() || key;
+        previewCacheRef.current.set(key, { title, quote });
+        setLinkPreviewData({ slug: key, title, quote, status: "ready" });
+      } catch {
+        setLinkPreviewData({ slug: key, title: key, quote: null, status: "error" });
+      }
+    };
+
+    const showForAnchor = (a: HTMLAnchorElement) => {
+      const href = String(a.getAttribute("href") || "").trim();
+      const targetSlug = resolveInternalWikiSlug(href);
+      if (!targetSlug) return;
+
+      // Avoid previews on touch devices.
+      if (window.matchMedia && window.matchMedia("(hover: none)").matches) return;
+
+      const rect = a.getBoundingClientRect();
+      const width = 420;
+      const height = 320;
+      const margin = 12;
+
+      const preferredLeft = rect.right + margin;
+      const maxLeft = Math.max(margin, window.innerWidth - width - margin);
+      const left = Math.min(preferredLeft, maxLeft);
+
+      const preferredTop = rect.top;
+      const maxTop = Math.max(margin, window.innerHeight - height - margin);
+      const top = Math.max(margin, Math.min(preferredTop, maxTop));
+
+      clearHideTimer();
+      setLinkPreview({ slug: targetSlug, top, left, width, height, visible: true });
+      void fetchPreview(targetSlug);
+    };
+
+    const onMouseOver = (evt: MouseEvent) => {
+      const target = evt.target as HTMLElement | null;
+      const a = target?.closest?.("a") as HTMLAnchorElement | null;
+      if (!a) return;
+      showForAnchor(a);
+    };
+
+    const onMouseOut = (evt: MouseEvent) => {
+      const target = evt.target as HTMLElement | null;
+      const related = evt.relatedTarget as HTMLElement | null;
+      const fromA = target?.closest?.("a");
+      if (!fromA) return;
+      if (related && related.closest?.(".uhm-wiki-link-preview")) return;
+      hideSoon();
+    };
+
+    const onKeyDown = (evt: KeyboardEvent) => {
+      if (evt.key === "Escape") {
+        clearHideTimer();
+        setLinkPreview((prev) => (prev ? { ...prev, visible: false } : prev));
+      }
+    };
+
+    const onScroll = () => {
+      setLinkPreview((prev) => (prev ? { ...prev, visible: false } : prev));
+    };
+
+    root.addEventListener("mouseover", onMouseOver);
+    root.addEventListener("mouseout", onMouseOut);
+    window.addEventListener("keydown", onKeyDown);
+    window.addEventListener("scroll", onScroll, { passive: true });
+
+    return () => {
+      root.removeEventListener("mouseover", onMouseOver);
+      root.removeEventListener("mouseout", onMouseOut);
+      window.removeEventListener("keydown", onKeyDown);
+      window.removeEventListener("scroll", onScroll);
+      clearHideTimer();
+    };
+  }, [renderHtml]);
+
+  const handleToggleVersionForCompare = (versionId: string) => {
+    setSelectedVersionsForCompare(prev => {
+      const next = new Set(prev);
+      if (next.has(versionId)) {
+        next.delete(versionId);
+      } else {
+        if (next.size >= 3) {
+          return prev; // Do not allow selecting more than 3
+        }
+        next.add(versionId);
+      }
+      return next;
+    });
+  };
+
+  const handleCompareVersions = async () => {
+    if (selectedVersionsForCompare.size < 1) {
+      alert("Vui lòng chọn ít nhất 1 phiên bản để so sánh.");
+      return;
+    }
+    setIsComparing(true);
+    setError(null);
+    try {
+      const versionsToFetch = Array.from(selectedVersionsForCompare);
+      const promises = versionsToFetch.map(async (versionId) => {
+        const sample = allVersions.find(s => s.id === versionId);
+        const versionInfo = {
+          id: versionId,
+          createdAt: sample?.created_at || 'Unknown date',
+          title: `Phiên bản lúc ${formatDate(sample?.created_at)}`
+        };
+        if (sample?.isCurrent) {
+          return { ...versionInfo, content: sample.content || '' };
+        }
+        const contentResp = await getContentByVersionWikiId(versionId);
+        return { ...versionInfo, content: contentResp?.data?.content || "" };
+      });
+      const results = await Promise.all(promises);
+      const processedResults = results.map(r => {
+        const { html } = rewriteHtmlAndBuildToc(normalizeWikiContentToHtml(r.content), `${window.location.origin}/wiki/`);
+        return { ...r, content: html };
+      });
+      setComparisonData(processedResults.sort((a,b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime()));
+      setViewMode("compare");
+    } catch (err) {
+      const msg = err instanceof ApiError ? err.message : err instanceof Error ? err.message : "Lỗi khi tải phiên bản để so sánh.";
+      setError(msg);
+      setViewMode("read");
+    } finally {
+      setIsComparing(false);
+    }
+  };
+
+  return (
+    <div className="min-h-screen bg-[#f8f9fa] text-[#202122] font-sans">
+      <header className="bg-white border-b border-gray-300 px-6 py-2 flex justify-between items-center">
+        <div className="text-lg font-bold">GeoHistory Wiki</div>
+        <Link href="/" className="text-sm text-blue-600 hover:underline">Trang chủ</Link>
+      </header>
+
+      <div className={viewMode === 'compare' ? '' : 'mx-auto max-w-7xl px-4 sm:px-6 py-6'}>
+        {status === "loading" && <div className="text-center p-10">Đang tải...</div>}
+        {status === "error" && <div className="bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative">{error}</div>}
+        {status === "ready" && !wiki && <div className="bg-yellow-100 border border-yellow-400 text-yellow-700 px-4 py-3 rounded relative">Không tìm thấy wiki với slug: <strong>{normalizedSlug}</strong></div>}
+
+        {status === "ready" && wiki && (
+          <>
+            <div className={viewMode === 'compare' ? 'mx-auto max-w-7xl px-4 sm:px-6 py-6' : ''}>
+              <h1 className="text-3xl pb-2 mb-1">
+                {wiki.title?.trim() || normalizedSlug}
+              </h1>
+              {viewMode === 'compare' && (
+                <div className="mt-4 p-3 border border-gray-300 bg-white rounded-sm text-xs space-y-1">
+                  <div><span className="font-semibold">Slug:</span> {normalizedSlug || "-"}</div>
+                  <div><span className="font-semibold">ID:</span> {wiki.id || "-"}</div>
+                  <div><span className="font-semibold">Dự án:</span> {wiki.project_id || "-"}</div>
+                  <div><span className="font-semibold">Tạo lúc:</span> {formatDate(wiki.created_at)}</div>
+                  <div><span className="font-semibold">Cập nhật:</span> {formatDate(wiki.updated_at)}</div>
+                </div>
+              )}
+            </div>
+
+            <div className={`grid grid-cols-1 ${viewMode === 'compare' ? '' : 'lg:grid-cols-[minmax(0,1fr)_auto] gap-8 items-start'}`}>
+              <main className={`min-w-0 bg-white ${viewMode === 'compare' ? 'border-y border-gray-300' : 'border border-gray-300 rounded-sm'}`}>
+                <div className={`flex border-b border-gray-300 text-sm ${viewMode === 'compare' ? 'mx-auto max-w-7xl px-4 sm:px-6' : ''}`}>
+                  <button onClick={() => setViewMode('read')} className={`px-4 py-2 ${viewMode === 'read' ? 'border-b-2 border-blue-600 text-blue-700' : 'text-gray-600'}`}>Bài viết</button>
+                  <button onClick={() => setViewMode('history')} className={`px-4 py-2 ${viewMode === 'history' || viewMode === 'compare' ? 'border-b-2 border-blue-600 text-blue-700' : 'text-gray-600'}`}>Xem lịch sử</button>
+                </div>
+
+                {viewMode === 'read' && (
+                  <div ref={contentRootRef} className="uhm-wiki-view ql-editor wiki-article" dangerouslySetInnerHTML={{ __html: renderHtml }} />
+                )}
+
+                {viewMode === 'history' && (
+                  <div className="p-4">
+                    <h2 className="text-xl mb-4 font-normal">Lịch sử phiên bản của "{wiki.title}"</h2>
+                    <div className="flex gap-4 items-center mb-4">
+                      <button onClick={handleCompareVersions} disabled={isComparing || selectedVersionsForCompare.size === 0} className="px-4 py-2 text-sm bg-blue-500 text-white rounded hover:bg-blue-600 disabled:bg-gray-300">
+                        {isComparing ? 'Đang tải...' : `So sánh ${selectedVersionsForCompare.size} phiên bản đã chọn`}
+                      </button>
+                    </div>
+                    <div className="border rounded-md overflow-hidden">
+                      <table className="w-full text-sm text-left">
+                        <thead className="bg-gray-100">
+                          <tr>
+                            <th className="p-2 w-16 text-center">So sánh</th>
+                            <th className="p-2">Ngày cập nhật</th>
+                            <th className="p-2">Ghi chú</th>
+                          </tr>
+                        </thead>
+                        <tbody>
+                          {allVersions.map((v) => {
+                            const isChecked = selectedVersionsForCompare.has(v.id!);
+                            const isDisabled = !isChecked && selectedVersionsForCompare.size >= 3;
+                            return (
+                              <tr key={v.id} className={`border-t ${isDisabled ? "opacity-50" : ""}`}>
+                                <td className="p-2 text-center">
+                                  <input
+                                    type="checkbox"
+                                    onChange={() => handleToggleVersionForCompare(v.id!)}
+                                    checked={isChecked}
+                                    disabled={isDisabled}
+                                    className="h-4 w-4 disabled:cursor-not-allowed"
+                                  />
+                                </td>
+                                <td className="p-2 text-blue-600">{formatDate(v.created_at)}</td>
+                                <td className="p-2">{v.isCurrent && <span className="font-bold">(Phiên bản hiện tại)</span>}</td>
+                              </tr>
+                            );
+                          })}
+                        </tbody>
+                      </table>
+                    </div>
+                  </div>
+                )}
+
+                {viewMode === 'compare' && (
+                  <div className="p-4">
+                    <div className="mx-auto max-w-7xl px-4 sm:px-6">
+                      <h2 className="text-xl mb-4 font-normal">So sánh các phiên bản</h2>
+                    </div>
+                    <div className={`grid grid-cols-1 md:grid-cols-2 gap-4 ${comparisonData.length >= 3 ? 'xl:grid-cols-3' : ''} mx-auto px-4 sm:px-6`}>
+                      {comparisonData.map(version => (
+                        <div key={version.id} className="border rounded-lg overflow-hidden bg-white">
+                          <h3 className="p-2 border-b font-semibold bg-gray-50 text-sm">{version.title}</h3>
+                          <div className="uhm-wiki-view ql-editor wiki-article h-[70vh] overflow-auto" dangerouslySetInnerHTML={{ __html: version.content }} />
+                        </div>
+                      ))}
+                    </div>
+                  </div>
+                )}
+              </main>
+
+              {viewMode !== 'compare' && (
+                <aside className="hidden lg:block self-start sticky top-6">
+                  {viewMode === 'read' && toc.length > 0 && (
+                    <div className="border border-gray-300 bg-[#f8f9fa] p-3 rounded-sm text-sm mb-6">
+                      <p className="font-bold text-center mb-2">Mục lục</p>
+                      <nav>
+                        <div className="grid gap-1 w-full overflow-auto">
+                          {toc.map((t) => {
+                            const pad = Math.max(0, Math.min(5, t.level - 1)) * 12;
+                            const isActive = activeHeadingId === t.id;
+                            return (
+                              <a key={t.id} href={`#${t.id}`} className={`block py-0.5 text-xs leading-5 transition break-words ${isActive ? "font-bold" : "text-blue-600 hover:underline"}`} style={{ paddingLeft: pad }} title={t.text}>
+                                <span className="mr-1">{t.level}.</span>{t.text}
+                              </a>
+                            );
+                          })}
+                        </div>
+                      </nav>
+                    </div>
+                  )}
+
+                  <div className="border border-gray-300 bg-white rounded-sm text-xs overflow-hidden">
+                    <table className="w-full">
+                      <tbody>
+                        <tr className="border-b border-gray-100 last:border-0">
+                          <td className="px-2 py-2 font-normal text-gray-500 w-1/5">Slug</td>
+                          <td className="px-2 py-2 text-gray-900 break-all">{normalizedSlug || "-"}</td>
+                        </tr>
+                        <tr className="border-b border-gray-100 last:border-0">
+                          <td className="px-2 py-2 font-normal text-gray-500">ID</td>
+                          <td className="px-2 py-2 text-gray-900">{wiki.id || "-"}</td>
+                        </tr>
+                        <tr className="border-b border-gray-100 last:border-0">
+                          <td className="px-2 py-2 font-normal text-gray-500">Dự án</td>
+                          <td className="px-2 py-2 text-gray-900">{wiki.project_id || "-"}</td>
+                        </tr>
+                        <tr className="border-b border-gray-100 last:border-0">
+                          <td className="px-2 py-2 font-normal text-gray-500">Tạo lúc</td>
+                          <td className="px-2 py-2 text-gray-900">{formatDate(wiki.created_at)}</td>
+                        </tr>
+                        <tr>
+                          <td className="pr-1 pl-2 py-2 font-normal text-gray-500">Cập nhật</td>
+                          <td className="px-2 py-2 text-gray-900">{formatDate(wiki.updated_at)}</td>
+                        </tr>
+                      </tbody>
+                    </table>
+                  </div>
+                </aside>
+              )}
+            </div>
+          </>
+        )}
+      </div>
+
+      {linkPreview && linkPreview.visible ? (
+        <div
+          className="uhm-wiki-link-preview fixed z-[9999]"
+          style={{
+            top: linkPreview.top,
+            left: linkPreview.left,
+            width: linkPreview.width,
+            height: linkPreview.height,
+          }}
+          onMouseEnter={() => {
+            if (hidePreviewTimerRef.current != null) {
+              window.clearTimeout(hidePreviewTimerRef.current);
+              hidePreviewTimerRef.current = null;
+            }
+          }}
+          onMouseLeave={() => {
+            setLinkPreview((prev) => (prev ? { ...prev, visible: false } : prev));
+          }}
+        >
+          <div className="h-full w-full overflow-hidden rounded-xl border border-gray-200 dark:border-gray-800 bg-white dark:bg-gray-900 shadow-lg">
+            <div className="h-full w-full p-3 grid grid-rows-[auto_1fr] gap-2">
+              <div className="min-w-0">
+                <div className="text-[11px] text-gray-500 dark:text-gray-400 break-all">
+                  /wiki/{linkPreview.slug}
+                </div>
+                <div className="mt-0.5 text-sm font-semibold text-gray-900 dark:text-gray-100 truncate">
+                  {linkPreviewData?.slug === linkPreview.slug
+                    ? linkPreviewData.status === "loading"
+                      ? "Loading..."
+                      : linkPreviewData.status === "error"
+                        ? "Not found"
+                        : linkPreviewData.title
+                    : "Loading..."}
+                </div>
+              </div>
+
+              <div className="min-h-0 overflow-auto">
+                {linkPreviewData?.slug === linkPreview.slug && linkPreviewData.status === "ready" ? (
+                  linkPreviewData.quote ? (
+                      <div className="text-xs text-gray-500 dark:text-gray-400 whitespace-pre-wrap break-words">
+                        {linkPreviewData.quote}
+                      </div>
+                  ) : (
+                    <div className="text-xs text-gray-500 dark:text-gray-400">No resume.</div>
+                  )
+                ) : (
+                  <div className="text-xs text-gray-500 dark:text-gray-400">Loading preview...</div>
+                )}
+              </div>
+            </div>
+          </div>
+        </div>
+      ) : null}
+
+      <style jsx global>{`
+        .wiki-article {
+          
+          line-height: 1.6;
+          font-size: 1em;
+          padding: 18px 20px;
+        }
+        .uhm-wiki-view.ql-editor {
+          height: auto;
+          overflow-y: visible;
+        }
+        .wiki-article p {
+          margin: 0 0 0.75em;
+        }
+        .wiki-article h1,
+        .wiki-article h2,
+        .wiki-article h3,
+        .wiki-article h4,
+        .wiki-article h5,
+        .wiki-article h6 {
+          
+          font-weight: normal;
+          margin: 0.8em 0 0.3em;
+          padding-bottom: 0.1em;
+          border-bottom: 1px solid #a2a9b1;
+          scroll-margin-top: 16px;
+        }
+        .wiki-article h1 {
+          font-size: 1.8em;
+          line-height: 1.2;
+        }
+        .wiki-article h2 {
+          font-size: 1.5em;
+          line-height: 1.25;
+          margin-top: 1.4em;
+        }
+        .wiki-article h3 {
+          font-size: 1.25em;
+          line-height: 1.3;
+        }
+        .wiki-article h4,
+        .wiki-article h5,
+        .wiki-article h6 {
+          font-size: 1.05em;
+          line-height: 1.35;
+        }
+        .wiki-article ul,
+        .wiki-article ol {
+          margin: 0 0 0.75em;
+          padding-left: 1.5em;
+        }
+        .wiki-article blockquote {
+          margin: 0 0 0.75em;
+          padding-left: 12px;
+          border-left: 3px solid #a2a9b1;
+          color: #202122;
+        }
+        .wiki-article pre {
+          margin: 0 0 0.75em;
+          padding: 12px 14px;
+          border: 1px solid #a2a9b1;
+          border-radius: 10px;
+          background: #f8f9fa;
+          overflow: auto;
+          font-family: monospace;
+        }
+        .wiki-article img {
+          max-width: 100%;
+          height: auto;
+          border-radius: 8px;
+        }
+        .wiki-article a {
+          text-decoration: none;
+        }
+        .wiki-article a[href]:not([href=""]):not([href="__missing__"]) {
+          color: #3366cc;
+        }
+        .wiki-article a[href]:not([href=""]):not([href="__missing__"]):hover {
+          text-decoration: underline;
+        }
+        .wiki-article a[href="__missing__"] {
+          cursor: default;
+          pointer-events: none;
+        }
+        .wiki-article a:not([href]),
+        .wiki-article a[href=""],
+        .wiki-article a[href="__missing__"] {
+          color: #dc2626;
+        }
+      `}</style>
+    </div>
+  );
+}
@@ -1,6 +1,5 @@
 export type StoredTokens = {
    access_token: string;
-    refresh_token: string;
 };

 const LS_KEY = "uhm_auth_tokens_v1";
@@ -12,9 +11,9 @@ function safeParseTokens(raw: string | null): StoredTokens | null {
    try {
        const v = JSON.parse(raw) as Partial<StoredTokens>;
        if (!v || typeof v !== "object") return null;
-        if (typeof v.access_token !== "string" || typeof v.refresh_token !== "string") return null;
-        if (!v.access_token.trim() || !v.refresh_token.trim()) return null;
-        return { access_token: v.access_token, refresh_token: v.refresh_token };
+        if (typeof v.access_token !== "string") return null;
+        if (!v.access_token.trim()) return null;
+        return { access_token: v.access_token };
    } catch {
        return null;
    }
@@ -41,10 +40,6 @@ export function getAccessToken(): string | null {
    return getStoredTokens()?.access_token ?? null;
 }

-export function getRefreshToken(): string | null {
-    return getStoredTokens()?.refresh_token ?? null;
-}
-
 export function clearStoredTokens(): void {
    setStoredTokens(null);
 }
@@ -64,6 +59,7 @@ export function extractTokensFromResponsePayload(payload: any): StoredTokens | n
        tokenContainer?.accessToken ??
        tokenContainer?.token ??
        tokenContainer?.access ??
+        tokenContainer?.jwt ??
        null;

    const refresh =
@@ -71,8 +67,8 @@ export function extractTokensFromResponsePayload(payload: any): StoredTokens | n
        tokenContainer?.refreshToken ??
        tokenContainer?.refresh ??
        null;
-    if (typeof access === "string" && typeof refresh === "string" && access.trim() && refresh.trim()) {
-        return { access_token: access, refresh_token: refresh };
+    if (typeof access === "string" && access.trim()) {
+        return { access_token: access };
    }
    return null;
 }
@@ -12,7 +12,7 @@ import {
 } from "@fullcalendar/core";
 import { useModal } from "@/hooks/useModal";
 import { Modal } from "@/components/ui/modal";
-import { newId } from "@/uhm/lib/id";
+import { newId } from "@/uhm/lib/utils/id";

 interface CalendarEvent extends EventInput {
  extendedProps: {
@@ -8,7 +8,7 @@ import { fullDataUser } from "@/interface/admin";
 import { UserMetaCardProps } from "@/interface/user";
 import { apiGetCurrentUser, apiLogout } from "@/service/auth";
 import { useRouter } from "next/navigation";
-import { ListIcon } from "@/icons";
+import { ListIcon, ShootingStarIcon } from "@/icons";

 export default function UserDropdown() {
  const router = useRouter();
@@ -152,6 +152,19 @@ export default function UserDropdown() {
              </span>
              Nhà Sử Học
            </DropdownItem>
+          </li>
+           <li>
+            <DropdownItem
+              onItemClick={closeDropdown}
+              tag="a"
+              href="/user/role-upgrade"
+              className="flex items-center gap-3 px-3 py-2 font-medium text-gray-700 rounded-lg group text-theme-sm hover:bg-gray-100 hover:text-gray-700 dark:text-gray-400 dark:hover:bg-white/5 dark:hover:text-gray-300"
+            >
+              <span className="menu-item-icon">
+                <ShootingStarIcon />
+              </span>
+              Về chúng tôi
+            </DropdownItem>
          </li>
          {/* <li>
            <DropdownItem
@@ -1,16 +1,12 @@
 import React, { ReactNode } from "react";

-interface ButtonProps {
-  children: ReactNode; // Button text or content
+type ButtonProps = React.ButtonHTMLAttributes<HTMLButtonElement> & {
  size?: "sm" | "md"; // Button size
  variant?: "primary" | "outline"; // Button variant
  startIcon?: ReactNode; // Icon before the text
  endIcon?: ReactNode; // Icon after the text
-  onClick?: () => void; // Click handler
-  disabled?: boolean; // Disabled state
-  className?: string; // Disabled state
-  type?: "button" | "submit" | "reset";
-}
+  title?: string; // Title text
+};

 const Button: React.FC<ButtonProps> = ({
  children,
@@ -18,10 +14,11 @@ const Button: React.FC<ButtonProps> = ({
  variant = "primary",
  startIcon,
  endIcon,
-  onClick,
  className = "",
  disabled = false,
- type = "button",
+  type = "button",
+  title,
+  ...rest
 }) => {
  // Size Classes
  const sizeClasses = {
@@ -44,8 +41,10 @@ const Button: React.FC<ButtonProps> = ({
      } ${variantClasses[variant]} ${
        disabled ? "cursor-not-allowed opacity-50" : ""
      }`}
-      onClick={onClick}
+      title={title}
      disabled={disabled}
+      type={type}
+      {...rest}
    >
      {startIcon && <span className="flex items-center">{startIcon}</span>}
      {children}
@@ -88,7 +88,7 @@ export default function ChatbotWidget({
  };

  return (
-    <div className="fixed bottom-6 right-6 z-50">
+    <div className="fixed bottom-8 right-8 z-50">
      {!isOpen && (
        <button
          onClick={() => setIsOpen(true)}
@@ -1,37 +0,0 @@
-import axios from "axios";
-import { API } from "../../api";
-
-const axiosInstance = axios.create({
-  baseURL: "/",
-  withCredentials: true,
-  headers: {
-    "Content-Type": "application/json",
-  },
-});
-
-axiosInstance.interceptors.response.use(
-  (response) => {
-    if (response.data && response.data.status === false) {
-      return handleRefreshToken(response);
-    }
-    return response;
-  },
-  async (error) => {
-    return Promise.reject(error);
-  }
-);
-
-async function handleRefreshToken(originalResponse: any) {
-  try {
-    const refreshRes = await axios.get(API.Auth.REFRESH, { withCredentials: true });
-    
-    if (refreshRes.data && refreshRes.data.status !== false) {
-      return axiosInstance(originalResponse.config);
-    }
-  } catch (err) {
-    console.error("Refresh token failed", err);
-  }
-  return originalResponse;
-}
-
-export default axiosInstance;
@@ -1,10 +1,9 @@
-import axios from "axios"
+import axios, { AxiosResponse } from "axios"
 import { API_URL_ROOT } from "../../api"
 import {
  clearStoredTokens,
  extractTokensFromResponsePayload,
  getAccessToken,
-  getRefreshToken,
  setStoredTokens,
 } from "@/auth/tokenStore"

@@ -16,6 +15,12 @@ const api = axios.create({
  withCredentials: true
 })

+// Dedicated instance for refresh to avoid interceptor loops and handle baseURL correctly.
+const refreshApi = axios.create({
+  baseURL,
+  withCredentials: true
+})
+
 let isRefreshing = false
 let queue: any[] = []

@@ -27,16 +32,17 @@ const processQueue = (error?: any) => {
  queue = []
 }

-api.interceptors.request.use((config) => {
-  const token = getAccessToken()
+api.interceptors.request.use((config: any) => {
+  if (config.skipAuth) return config
+
+  const token = config.authToken || getAccessToken()
  if (token) {
    const headers: any = config.headers || {}
-    // Do not override if caller set Authorization explicitly (case-insensitive).
-    const already =
-      typeof headers.get === "function"
-        ? headers.get("Authorization")
-        : headers.Authorization || headers.authorization
-    if (!already) {
+    // If it's a retry after refresh, we MUST update the Authorization header with the fresh token.
+    // Otherwise, we only set it if not already present.
+    const hasAuth = !!(headers.Authorization || headers.authorization || (typeof headers.get === "function" && headers.get("Authorization")))
+    
+    if (config._retry || !hasAuth) {
      if (typeof headers.set === "function") headers.set("Authorization", `Bearer ${token}`)
      else headers.Authorization = `Bearer ${token}`
    }
@@ -45,89 +51,104 @@ api.interceptors.request.use((config) => {
  return config
 })

+function isAuthTokenExpiredMessage(message: string): boolean {
+  const normalized = message.trim().toLowerCase()
+  if (!normalized) return false
+  // Be specific: don't match general "unauthorized" or "access denied" which could be 403.
+  // Match only messages clearly indicating token expiration or invalidity.
+  return (
+    normalized.includes("invalid or expired jwt") ||
+    normalized.includes("jwt expired") ||
+    normalized.includes("token expired") ||
+    normalized.includes("invalid token") ||
+    normalized.includes("expired token") ||
+    normalized.includes("token is invalid") ||
+    normalized.includes("not authenticated")
+  )
+}
+
 api.interceptors.response.use(
-  (res) => {
+  async (res: AxiosResponse): Promise<AxiosResponse> => {
    // Opportunistically persist tokens from signin/refresh responses.
    const tokens = extractTokensFromResponsePayload(res?.data)
    if (tokens) setStoredTokens(tokens)
+
+    // Handle backends that return 200 OK with status:false + expired token message.
+    const data = res.data
+    const originalRequest = res.config as any
+    const url = String(originalRequest?.url || "")
+
+    if (
+      data &&
+      data.status === false &&
+      isAuthTokenExpiredMessage(data.message || "") &&
+      !originalRequest._retry &&
+      !originalRequest.skipRefresh &&
+      !url.includes("/auth/")
+    ) {
+      return performRefreshAndRetry(originalRequest)
+    }
+
    return res
  },
  async (err) => {
-    const originalRequest = err.config
+    const originalRequest = err.config as any

    const url = String(originalRequest?.url || "")
-    if (err.response?.status === 401 && !originalRequest._retry && !url.includes("/auth/")) {
-      if (isRefreshing) {
-        return new Promise((resolve, reject) => {
-          queue.push({
-            resolve: () => resolve(api(originalRequest)),
-            reject
-          })
-        })
-      }
-
-      originalRequest._retry = true
-      isRefreshing = true
-
-      try {
-        const refreshToken = getRefreshToken()
-
-        const tryHeaderRefresh = async () => {
-          if (!refreshToken) return null
-          return axios.post(
-            `${baseURL}/auth/refresh`,
-            {},
-            { headers: { Authorization: `Bearer ${refreshToken}` } }
-          )
-        }
-
-        const tryCookieRefresh = async () => {
-          return axios.post(`${baseURL}/auth/refresh`, {}, { withCredentials: true })
-        }
-
-        let refreshRes: any = null
-        try {
-          refreshRes = (await tryHeaderRefresh()) || (await tryCookieRefresh())
-        } catch (e: any) {
-          // If header-based refresh fails (wrong token type), fall back to cookie refresh.
-          if (refreshToken && e?.response?.status === 401) {
-            refreshRes = await tryCookieRefresh()
-          } else {
-            throw e
-          }
-        }
-
-        const nextTokens = extractTokensFromResponsePayload(refreshRes?.data)
-        if (nextTokens) setStoredTokens(nextTokens)
-        // Some backends may return only a new access token; keep refresh token.
-        else {
-          const maybeAccess = (refreshRes?.data?.data?.access_token ??
-            refreshRes?.data?.access_token) as unknown
-          if (typeof maybeAccess === "string" && maybeAccess.trim()) {
-            // Keep refresh token if we have one; otherwise rely on cookies.
-            if (refreshToken) setStoredTokens({ access_token: maybeAccess, refresh_token: refreshToken })
-          }
-        }
-
-        processQueue()
-
-        return api(originalRequest)
-      } catch (refreshErr: any) {
-        processQueue(refreshErr)
-        // Only force logout when refresh token/session is truly invalid (401).
-        if (refreshErr?.response?.status === 401) {
-          clearStoredTokens()
-          window.location.href = "/signin"
-        }
-
-        return Promise.reject(refreshErr)
-      } finally {
-        isRefreshing = false
-      }
+    if (err.response?.status === 401 && !originalRequest._retry && !originalRequest.skipRefresh && !url.includes("/auth/")) {
+      return performRefreshAndRetry(originalRequest)
    }

    return Promise.reject(err)
  }
 )

+async function performRefreshAndRetry(originalRequest: any): Promise<AxiosResponse> {
+  if (isRefreshing) {
+    return new Promise((resolve, reject) => {
+      queue.push({
+        resolve: () => resolve(api(originalRequest)),
+        reject
+      })
+    })
+  }
+
+  originalRequest._retry = true
+  isRefreshing = true
+
+  try {
+    const tryCookieRefresh = async () => {
+      return refreshApi.post("/auth/refresh", {})
+    }
+
+    let refreshRes: any = await tryCookieRefresh()
+
+    const nextTokens = extractTokensFromResponsePayload(refreshRes?.data)
+    if (nextTokens) setStoredTokens(nextTokens)
+    // Some backends may return only a new access token; keep refresh token.
+    else {
+      const maybeAccess = (refreshRes?.data?.data?.access_token ?? refreshRes?.data?.access_token) as unknown
+      if (typeof maybeAccess === "string" && maybeAccess.trim()) {
+        if (refreshToken) setStoredTokens({ access_token: maybeAccess, refresh_token: refreshToken })
+      }
+    }
+
+    processQueue()
+    return api(originalRequest)
+  } catch (refreshErr: any) {
+    processQueue(refreshErr)
+    // Only force logout when refresh token/session is truly invalid (401).
+    // CRITICAL: We only redirect if it's a 401, which means the HttpOnly cookie is missing or invalid.
+    if (refreshErr?.response?.status === 401) {
+      clearStoredTokens()
+      if (typeof window !== "undefined") {
+        window.location.href = "/signin"
+      }
+    }
+    return Promise.reject(refreshErr)
+  } finally {
+    isRefreshing = false
+  }
+}
+
 export default api
@@ -5,7 +5,7 @@ import UserDropdown from "@/components/header/UserDropdown";
 import { useSidebar } from "@/context/SidebarContext";
 import Image from "next/image";
 import Link from "next/link";
-import React, { useState ,useEffect,useRef} from "react";
+import React, { useState, useEffect, useRef } from "react";

 const AppHeader: React.FC = () => {
  const [isApplicationMenuOpen, setApplicationMenuOpen] = useState(false);
@@ -156,21 +156,20 @@ const AppHeader: React.FC = () => {
          </div>
        </div>
        <div
-          className={`${
-            isApplicationMenuOpen ? "flex" : "hidden"
-          } items-center justify-between w-full gap-4 px-5 py-4 lg:flex shadow-theme-md lg:justify-end lg:px-0 lg:shadow-none`}
+          className={`${isApplicationMenuOpen ? "flex" : "hidden"
+            } items-center justify-between w-full gap-4 px-5 py-4 lg:flex shadow-theme-md lg:justify-end lg:px-0 lg:shadow-none`}
        >
          <div className="flex items-center gap-2 2xsm:gap-3">
            {/* <!-- Dark Mode Toggler --> */}
            {/* <ThemeToggleButton /> */}
            {/* <!-- Dark Mode Toggler --> */}

-           {/* <NotificationDropdown />  */}
+            {/* <NotificationDropdown />  */}
            {/* <!-- Notification Menu Area --> */}
          </div>
          {/* <!-- User Area --> */}
-          <UserDropdown /> 
-    
+          <UserDropdown />
+
        </div>
      </div>
    </header>
@@ -15,6 +15,7 @@ import {
  PageIcon,
  PieChartIcon,
  PlugInIcon,
+  ShootingStarIcon,
  TableIcon,
  UserCircleIcon,
 } from "../icons/index";
@@ -53,36 +54,47 @@ const ALL_NAV_ITEMS: NavItem[] = [
    name: "Tài Khoản",
    path: "/user/account",
  },
+
 ];

 const OTHERS_ITEMS: NavItem[] = [
+  // {
+  //   icon: <PieChartIcon />,
+  //   name: "Charts",
+  //   subItems: [
+  //     { name: "Line Chart", path: "/line-chart", pro: false },
+  //     { name: "Bar Chart", path: "/bar-chart", pro: false },
+  //   ],
+  // },
+  // {
+  //   icon: <BoxCubeIcon />,
+  //   name: "UI Elements",
+  //   subItems: [
+  //     { name: "Alerts", path: "/alerts", pro: false },
+  //     { name: "Avatar", path: "/avatars", pro: false },
+  //     { name: "Badge", path: "/badge", pro: false },
+  //     { name: "Buttons", path: "/buttons", pro: false },
+  //     { name: "Images", path: "/images", pro: false },
+  //     { name: "Videos", path: "/videos", pro: false },
+  //   ],
+  // },
+  // {
+  //   icon: <PlugInIcon />,
+  //   name: "Authentication",
+  //   subItems: [
+  //     { name: "Sign In", path: "/signin", pro: false },
+  //     { name: "Sign Up", path: "/signup", pro: false },
+  //   ],
+  // },
  {
-    icon: <PieChartIcon />,
-    name: "Charts",
-    subItems: [
-      { name: "Line Chart", path: "/line-chart", pro: false },
-      { name: "Bar Chart", path: "/bar-chart", pro: false },
-    ],
+    icon: <ShootingStarIcon />,
+    name: "Về Chúng Tôi",
+    path: "/user/about-us",
  },
  {
-    icon: <BoxCubeIcon />,
-    name: "UI Elements",
-    subItems: [
-      { name: "Alerts", path: "/alerts", pro: false },
-      { name: "Avatar", path: "/avatars", pro: false },
-      { name: "Badge", path: "/badge", pro: false },
-      { name: "Buttons", path: "/buttons", pro: false },
-      { name: "Images", path: "/images", pro: false },
-      { name: "Videos", path: "/videos", pro: false },
-    ],
-  },
-  {
-    icon: <PlugInIcon />,
-    name: "Authentication",
-    subItems: [
-      { name: "Sign In", path: "/signin", pro: false },
-      { name: "Sign Up", path: "/signup", pro: false },
-    ],
+    icon: <ShootingStarIcon />,
+    name: "Hỗ trợ",
+    path: "/user/quick-qa",
  },
 ];

@@ -152,11 +164,10 @@ const AppSidebar: React.FC = () => {
          {nav.subItems ? (
            <button
              onClick={() => handleSubmenuToggle(index, menuType)}
-              className={`menu-item group uppercase ${
-                openSubmenu?.type === menuType && openSubmenu?.index === index
+              className={`menu-item group uppercase ${openSubmenu?.type === menuType && openSubmenu?.index === index
                  ? "menu-item-active"
                  : "menu-item-inactive"
-              } cursor-pointer ${!isExpanded && !isHovered ? "lg:justify-center" : "lg:justify-start"}`}
+                } cursor-pointer ${!isExpanded && !isHovered ? "lg:justify-center" : "lg:justify-start"}`}
            >
              <span
                className={
@@ -280,12 +291,12 @@ const AppSidebar: React.FC = () => {
              </h2>
              {renderMenuItems(ALL_NAV_ITEMS, "main")}
            </div>
-            {/* <div>
+            <div>
              <h2 className={`mb-4 text-xs uppercase flex leading-[20px] text-gray-400 ${!isExpanded && !isHovered ? "lg:justify-center" : "justify-start"}`}>
                {isExpanded || isHovered || isMobileOpen ? "Others" : <HorizontaLDots />}
              </h2>
              {renderMenuItems(OTHERS_ITEMS, "others")}
-            </div> */}
+            </div>
          </div>
        </nav>
      </div>
@@ -4,7 +4,6 @@ import { clearStoredTokens, setStoredTokens } from "@/auth/tokenStore";

 export type AuthTokens = {
    access_token: string;
-    refresh_token: string;
 };

 export type CurrentUser = {
@@ -21,7 +20,7 @@ export async function signIn(email: string, password: string): Promise<AuthToken
        jsonRequestInit("POST", { email, password }),
        { skipAuth: true }
    );
-    if (res?.access_token && res?.refresh_token) setStoredTokens(res);
+    if (res?.access_token) setStoredTokens(res);
    return res;
 }

@@ -9,6 +9,7 @@ export const API_ENDPOINTS = {
    geometries: `${API_BASE_URL}/geometries`,
    entities: `${API_BASE_URL}/entities`,
    wikis: `${API_BASE_URL}/wikis`,
+    wikiContent: (id: string) => `${API_BASE_URL}/wikis/content/${id}`,
    // New API uses projects + commits + submissions (JWT-protected).
    authSignin: `${API_BASE_URL}/auth/signin`,
    authRefresh: `${API_BASE_URL}/auth/refresh`,
@@ -4,11 +4,25 @@ import type { Entity } from "@/uhm/types/entities";

 export type { Entity } from "@/uhm/types/entities";

-export async function fetchEntities(query?: { q?: string }): Promise<Entity[]> {
+export async function fetchEntities(query?: {
+    q?: string;
+    limit?: number;
+    cursor?: string;
+    projectId?: string;
+}): Promise<Entity[]> {
    const params = new URLSearchParams();
    // API mới dùng `name` thay vì `q`.
-    if (query?.q) {
-        params.set("name", query.q);
+    if (query && "q" in query) {
+        params.set("name", String(query.q ?? ""));
+    }
+    if (query?.limit && Number.isFinite(query.limit)) {
+        params.set("limit", String(Math.trunc(query.limit)));
+    }
+    if (query?.cursor) {
+        params.set("cursor", query.cursor);
+    }
+    if (query?.projectId) {
+        params.set("project_id", query.projectId);
    }
    const suffix = params.toString();
    const url = suffix ? `${API_ENDPOINTS.entities}?${suffix}` : API_ENDPOINTS.entities;
@@ -2,13 +2,13 @@ import { API_ENDPOINTS } from "@/uhm/api/config";
 import { requestJson } from "@/uhm/api/http";
 import type { GeometriesBBoxQuery } from "@/uhm/types/api";
 import type { Feature, FeatureCollection, FeatureProperties, Geometry } from "@/uhm/types/geo";
-import { geoTypeCodeToTypeKey } from "@/uhm/lib/geoTypeMap";
+import { geoTypeCodeToTypeKey } from "@/uhm/lib/map/geo/geoTypeMap";

 export type { GeometriesBBoxQuery } from "@/uhm/types/api";

 export type EntityGeometrySearchGeo = {
    id: string;
-    geo_type: number;
+    type: string | null;
    draw_geometry: unknown;
    binding?: unknown;
    time_start?: number | null;
@@ -27,6 +27,18 @@ export type SearchGeometriesByEntityNameResponse = {
    next_cursor?: string;
 };

+type EntityGeometrySearchGeoRow = Omit<EntityGeometrySearchGeo, "type"> & {
+    geo_type: number;
+};
+
+type EntityGeometriesSearchItemRow = Omit<EntityGeometriesSearchItem, "geometries"> & {
+    geometries: EntityGeometrySearchGeoRow[];
+};
+
+type SearchGeometriesByEntityNameApiResponse = Omit<SearchGeometriesByEntityNameResponse, "items"> & {
+    items: EntityGeometriesSearchItemRow[];
+};
+
 function buildBBoxQueryString(params: GeometriesBBoxQuery): string {
    const query = new URLSearchParams({
        // API mới dùng snake_case
@@ -40,6 +52,10 @@ function buildBBoxQueryString(params: GeometriesBBoxQuery): string {
        query.set("time", String(params.time));
    }

+    if (params.timeRange !== undefined) {
+        query.set("time_range", String(params.timeRange));
+    }
+
    if (params.entity_id) {
        query.set("entity_id", params.entity_id);
    }
@@ -67,7 +83,24 @@ export async function searchGeometriesByEntityName(
        params.set("limit", String(Math.trunc(options.limit)));
    }

-    return requestJson<SearchGeometriesByEntityNameResponse>(`${API_ENDPOINTS.geometries}/entity?${params.toString()}`);
+    const response = await requestJson<SearchGeometriesByEntityNameApiResponse>(
+        `${API_ENDPOINTS.geometries}/entity?${params.toString()}`
+    );
+
+    return {
+        ...response,
+        items: (response.items || []).map((item) => ({
+            ...item,
+            geometries: (item.geometries || []).map((geometry) => ({
+                id: geometry.id,
+                type: geoTypeCodeToTypeKey(geometry.geo_type) || null,
+                draw_geometry: geometry.draw_geometry,
+                binding: geometry.binding,
+                time_start: geometry.time_start ?? null,
+                time_end: geometry.time_end ?? null,
+            })),
+        })),
+    };
 }

 type GeometryRow = {
@@ -1,6 +1,5 @@
 import type { ApiEnvelope } from "@/uhm/types/api";
-import { API_ENDPOINTS } from "@/uhm/api/config";
-import { getAccessToken, getRefreshToken, setStoredTokens, type StoredTokens, extractTokensFromResponsePayload } from "@/auth/tokenStore";
+import api from "@/config/config";

 export class ApiError extends Error {
    status: number;
@@ -16,8 +15,6 @@ export class ApiError extends Error {
    }
 }

-// History API auth flow supports Bearer JWT and (in some deployments) cookie-based sessions.
-
 type RequestJsonOptions = {
    skipAuth?: boolean;
    skipRefresh?: boolean;
@@ -29,7 +26,56 @@ export async function requestJson<T>(
    init?: RequestInit,
    options?: RequestJsonOptions
 ): Promise<T> {
-    return requestJsonInternal<T>(input, init, options);
+    const url = typeof input === "string" ? input : String(input);
+    const method = init?.method || "GET";
+    
+    // Convert RequestInit.body to object if it's a JSON string.
+    let data = init?.body;
+    if (typeof data === "string" && data.length > 0) {
+        try {
+            data = JSON.parse(data);
+        } catch {
+            // Keep as string if not JSON.
+        }
+    }
+
+    try {
+        const response = await api.request({
+            url,
+            method,
+            data,
+            headers: init?.headers as any,
+            // Custom properties for our axios interceptor.
+            skipAuth: options?.skipAuth,
+            authToken: options?.authToken,
+            skipRefresh: options?.skipRefresh,
+        } as any);
+
+        const payload = response.data;
+        const envelope = isApiEnvelopeLike<T>(payload) ? payload : null;
+
+        if (envelope) {
+            const isError = envelope.status === false || envelope.status === "error";
+            if (isError) {
+                const message = extractErrorMessage(payload, envelope) || "Request failed";
+                throw new ApiError(message, response.status, stringifyPayload(envelope), normalizeErrors(envelope.errors));
+            }
+            return (envelope.data ?? null) as T;
+        }
+
+        return payload as T;
+    } catch (err: any) {
+        if (err instanceof ApiError) throw err;
+
+        const status = err.response?.status || 0;
+        const payload = err.response?.data;
+        const envelope = isApiEnvelopeLike<T>(payload) ? payload : null;
+        const message = extractErrorMessage(payload, envelope) || err.message || "Request failed";
+        const body = envelope ? stringifyPayload(envelope) : stringifyPayload(payload);
+        const errors = envelope?.errors ? normalizeErrors(envelope.errors) : [];
+
+        throw new ApiError(message, status, body, errors);
+    }
 }

 export function jsonRequestInit(method: string, body: unknown): RequestInit {
@@ -40,74 +86,6 @@ export function jsonRequestInit(method: string, body: unknown): RequestInit {
    };
 }

-async function requestJsonInternal<T>(
-    input: RequestInfo | URL,
-    init?: RequestInit,
-    options?: RequestJsonOptions
-): Promise<T> {
-    const nextInit = withAuthHeaders(init, options);
-    let res: Response;
-    try {
-        res = await fetch(input, nextInit);
-    } catch (err) {
-        // Browser "TypeError: Failed to fetch" typically means:
-        // - CORS blocked (common when using 127.0.0.1 instead of localhost in dev),
-        // - DNS/TLS/network error,
-        // - request blocked by the browser.
-        const origin = typeof window !== "undefined" ? window.location.origin : "<server>";
-        const url = typeof input === "string" ? input : String(input);
-        const details = { origin, url, apiBase: API_ENDPOINTS.projects.split("/projects")[0] };
-        throw new ApiError("Network error (failed to fetch)", 0, stringifyPayload(details));
-    }
-
-    // One-shot refresh + retry for protected endpoints.
-    if (
-        res.status === 401 &&
-        !options?.skipRefresh &&
-        !options?.skipAuth &&
-        typeof input === "string" &&
-        !String(input).includes("/auth/")
-    ) {
-        const refreshed = await tryRefreshTokens();
-        if (refreshed) {
-            return requestJsonInternal<T>(input, init, { ...(options || {}), skipRefresh: true });
-        }
-    }
-
-    const payload = await parseJsonResponse(res);
-    const envelope = isApiEnvelopeLike<T>(payload) ? payload : null;
-
-    if (!res.ok) {
-        const message = extractErrorMessage(payload, envelope) || `Request failed with status ${res.status}`;
-        const body = envelope ? stringifyPayload(envelope) : stringifyPayload(payload);
-        const errors = envelope?.errors ? normalizeErrors(envelope.errors) : [];
-        throw new ApiError(message, res.status, body, errors);
-    }
-
-    if (envelope) {
-        const isError =
-            envelope.status === false ||
-            envelope.status === "error";
-        if (isError) {
-            const message = extractErrorMessage(payload, envelope) || "Request failed";
-            throw new ApiError(message, res.status, stringifyPayload(envelope), normalizeErrors(envelope.errors));
-        }
-        return (envelope.data ?? null) as T;
-    }
-
-    return payload as T;
-}
-
-async function parseJsonResponse(res: Response): Promise<unknown> {
-    const text = await res.text();
-    if (!text.length) return null;
-    try {
-        return JSON.parse(text);
-    } catch {
-        return text;
-    }
-}
-
 function isApiEnvelopeLike<T>(value: unknown): value is ApiEnvelope<T> {
    if (!value || typeof value !== "object" || Array.isArray(value)) return false;
    const source = value as Record<string, unknown>;
@@ -139,80 +117,3 @@ function stringifyPayload(payload: unknown): string {
        return String(payload);
    }
 }
-
-function withAuthHeaders(init: RequestInit | undefined, options?: RequestJsonOptions): RequestInit | undefined {
-    const baseInit: RequestInit = {
-        ...init,
-        credentials: init?.credentials ?? "include",
-    };
-
-    const headers = new Headers(baseInit.headers || undefined);
-
-    const override = options?.authToken;
-    if (override) {
-        headers.set("Authorization", `Bearer ${override}`);
-        return { ...baseInit, headers };
-    }
-
-    if (options?.skipAuth) return baseInit;
-
-    const access = getAccessToken();
-    if (access) headers.set("Authorization", `Bearer ${access}`);
-    return { ...baseInit, headers };
-}
-
-let refreshInFlight: Promise<boolean> | null = null;
-
-async function tryRefreshTokens(): Promise<boolean> {
-    // Single-flight refresh for concurrent 401s.
-    if (refreshInFlight) return refreshInFlight;
-    refreshInFlight = (async () => {
-    try {
-        const refreshToken = getRefreshToken();
-
-        // Try header-based refresh first (per swagger), but fall back to cookie-based refresh if needed.
-        let payload: unknown;
-        try {
-            payload = await requestJsonInternal<unknown>(
-                API_ENDPOINTS.authRefresh,
-                { method: "POST" },
-                refreshToken
-                    ? { skipRefresh: true, authToken: refreshToken }
-                    : { skipRefresh: true, skipAuth: true }
-            );
-        } catch (err) {
-            if (refreshToken && err instanceof ApiError && err.status === 401) {
-                payload = await requestJsonInternal<unknown>(
-                    API_ENDPOINTS.authRefresh,
-                    { method: "POST" },
-                    { skipRefresh: true, skipAuth: true }
-                );
-            } else {
-                throw err;
-            }
-        }
-
-        const next = extractTokensFromResponsePayload(payload) as StoredTokens | null;
-        if (next) {
-            setStoredTokens(next);
-            return true;
-        }
-
-        // Fallback: if server returns only access_token, keep existing refresh token (if any).
-        const maybeAccess = (payload as any)?.access_token ?? (payload as any)?.data?.access_token;
-        if (typeof maybeAccess === "string" && maybeAccess.trim()) {
-            if (refreshToken) setStoredTokens({ access_token: maybeAccess, refresh_token: refreshToken });
-            return true;
-        }
-
-        return false;
-    } catch {
-        return false;
-    }
-    })();
-    try {
-        return await refreshInFlight;
-    } finally {
-        refreshInFlight = null;
-    }
-}
@@ -1,44 +1,45 @@
 import { API_BASE_URL, API_ENDPOINTS } from "@/uhm/api/config";
 import { ApiError, jsonRequestInit, requestJson } from "@/uhm/api/http";
+import { toApiEditorSnapshot } from "@/uhm/lib/editor/snapshot/editorSnapshot";
 import type {
    CreateCommitInput,
-    CreateSectionInput,
+    CreateProjectInput,
    EditorLoadResponse,
    RestoreCommitInput,
-    Section,
-    SectionCommit,
-    SectionState,
-    SectionSubmission,
-} from "@/uhm/types/sections";
+    Project,
+    ProjectCommit,
+    ProjectState,
+    ProjectSubmission,
+} from "@/uhm/types/projects";

 export type {
    CreateCommitInput,
-    CreateSectionInput,
+    CreateProjectInput,
    EditorLoadResponse,
    RestoreCommitInput,
-    Section,
-    SectionCommit,
-    SectionState,
-    SectionSubmission,
-} from "@/uhm/types/sections";
+    Project,
+    ProjectCommit,
+    ProjectState,
+    ProjectSubmission,
+} from "@/uhm/types/projects";

-// Sections (API cũ) => Projects (API mới)
+// Projects (API cũ) => Projects (API mới)

-export async function fetchSections(): Promise<Section[]> {
+export async function fetchProjects(): Promise<Project[]> {
    // /users/current/project requires JWT.
-    return requestJson<Section[]>(API_ENDPOINTS.currentUserProjects);
+    return requestJson<Project[]>(API_ENDPOINTS.currentUserProjects);
 }

-export async function createSection(input: CreateSectionInput): Promise<Section> {
+export async function createProject(input: CreateProjectInput): Promise<Project> {
    // POST /projects
-    return requestJson<Section>(API_ENDPOINTS.projects, jsonRequestInit("POST", input));
+    return requestJson<Project>(API_ENDPOINTS.projects, jsonRequestInit("POST", input));
 }

-export async function openSectionEditor(sectionId: string): Promise<EditorLoadResponse> {
+export async function openSectionEditor(projectId: string): Promise<EditorLoadResponse> {
    // API mới không có endpoint "editor". FE tự load:
    // 1) Project details
    // 2) Project commits (to get snapshot_json of latest commit)
-    const project = await requestJson<Section>(`${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}`);
+    const project = await requestJson<Project>(`${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}`);

    const pending = (project.submissions || []).find((s) => s?.status === "PENDING") || null;
    if (pending) {
@@ -51,42 +52,43 @@ export async function openSectionEditor(sectionId: string): Promise<EditorLoadRe
        );
    }

-    const commits = await fetchSectionCommits(sectionId);
+    const commits = await fetchProjectCommits(projectId);

    const headCommitId = project.latest_commit_id ?? null;
    const headCommit = headCommitId ? commits.find((c) => c.id === headCommitId) || null : null;
    const snapshot = headCommit?.snapshot_json ?? null;

-    const state: SectionState = {
+    const state: ProjectState = {
        status: project.project_status || "ACTIVE",
        head_commit_id: headCommitId,
        locked_by: project.locked_by ?? null,
    };

    return {
-        section: project,
+        project: project,
        state,
        commit: headCommit,
        snapshot,
    };
 }

-export async function createSectionCommit(
-    sectionId: string,
+export async function createProjectCommit(
+    projectId: string,
    input: CreateCommitInput
-): Promise<{ commit: SectionCommit; state: SectionState }> {
+): Promise<{ commit: ProjectCommit; state: ProjectState }> {
    // POST /projects/{id}/commits
-    const commit = await requestJson<SectionCommit>(
-        `${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}/commits`,
+    const snapshot = toApiEditorSnapshot(input.snapshot);
+    const commit = await requestJson<ProjectCommit>(
+        `${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}/commits`,
        jsonRequestInit("POST", {
-            snapshot_json: input.snapshot,
+            snapshot_json: snapshot,
            edit_summary: input.edit_summary,
        })
    );

    // Refresh project state (latest_commit_id may have moved).
-    const project = await requestJson<Section>(`${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}`);
-    const state: SectionState = {
+    const project = await requestJson<Project>(`${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}`);
+    const state: ProjectState = {
        status: project.project_status || "ACTIVE",
        head_commit_id: project.latest_commit_id ?? null,
        locked_by: project.locked_by ?? null,
@@ -95,27 +97,27 @@ export async function createSectionCommit(
    return { commit, state };
 }

-export async function fetchSectionCommits(sectionId: string): Promise<SectionCommit[]> {
-    return requestJson<SectionCommit[]>(`${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}/commits`);
+export async function fetchProjectCommits(projectId: string): Promise<ProjectCommit[]> {
+    return requestJson<ProjectCommit[]>(`${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}/commits`);
 }

-export async function restoreSectionCommit(
-    sectionId: string,
+export async function restoreProjectCommit(
+    projectId: string,
    input: RestoreCommitInput
-): Promise<{ commit: SectionCommit | null; state: SectionState }> {
+): Promise<{ commit: ProjectCommit | null; state: ProjectState }> {
    // POST /projects/{id}/commits/restore
    await requestJson(
-        `${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}/commits/restore`,
+        `${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}/commits/restore`,
        jsonRequestInit("POST", { commit_id: input.commit_id })
    );

    // Reload commits + project to determine new head commit.
-    const project = await requestJson<Section>(`${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}`);
-    const commits = await fetchSectionCommits(sectionId);
+    const project = await requestJson<Project>(`${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}`);
+    const commits = await fetchProjectCommits(projectId);
    const headCommitId = project.latest_commit_id ?? null;
    const headCommit = headCommitId ? commits.find((c) => c.id === headCommitId) || null : null;

-    const state: SectionState = {
+    const state: ProjectState = {
        status: project.project_status || "ACTIVE",
        head_commit_id: headCommitId,
        locked_by: project.locked_by ?? null,
@@ -124,20 +126,20 @@ export async function restoreSectionCommit(
    return { commit: headCommit, state };
 }

-export async function submitSection(sectionId: string): Promise<SectionSubmission> {
+export async function submitSection(projectId: string, content: string): Promise<ProjectSubmission> {
    // Submit latest commit of project
-    const project = await requestJson<Section>(`${API_ENDPOINTS.projects}/${encodeURIComponent(sectionId)}`);
+    const project = await requestJson<Project>(`${API_ENDPOINTS.projects}/${encodeURIComponent(projectId)}`);
    const commitId = project.latest_commit_id;
    if (!commitId) {
        throw new Error("Project has no latest commit to submit");
    }

-    return requestJson<SectionSubmission>(
+    return requestJson<ProjectSubmission>(
        API_ENDPOINTS.submissions,
        jsonRequestInit("POST", {
-            project_id: sectionId,
+            project_id: projectId,
            commit_id: commitId,
-            content: "",
+            content: content,
        })
    );
 }
@@ -1,19 +1,25 @@
+import api from "@/config/config";
 import { API_ENDPOINTS } from "@/uhm/api/config";
-import { requestJson } from "@/uhm/api/http";
+import { ApiError, requestJson } from "@/uhm/api/http";

 export type Wiki = {
  id: string;
+  project_id?: string;
  title?: string;
+  slug?: string | null;
  content?: string;
  is_deleted?: boolean;
  created_at?: string;
  updated_at?: string;
+  content_sample?:{
+    created_at?: string;
+    content?: string;
+    id?: string;
+  }[];
 };

 export async function searchWikisByTitle(title: string, options?: { limit?: number; cursor?: string; entityId?: string }): Promise<Wiki[]> {
  const keyword = title.trim();
-  if (!keyword.length) return [];
-
  const params = new URLSearchParams({ title: keyword });
  if (options?.limit && Number.isFinite(options.limit)) params.set("limit", String(Math.trunc(options.limit)));
  if (options?.cursor) params.set("cursor", options.cursor);
@@ -28,6 +34,18 @@ export async function fetchWikiById(id: string): Promise<Wiki> {
  return requestJson<Wiki>(`${API_ENDPOINTS.wikis}/${encodeURIComponent(wikiId)}`);
 }

+export async function fetchWikiBySlug(slug: string): Promise<Wiki | null> {
+  const value = String(slug || "").trim();
+  if (!value.length) return null;
+  try {
+    return await requestJson<Wiki>(`${API_ENDPOINTS.wikis}/slug/${encodeURIComponent(value)}`);
+  } catch (err) {
+    // Treat "not found" as an empty result for search UX.
+    if (err instanceof ApiError && err.status === 404) return null;
+    throw err;
+  }
+}
+
 export async function checkWikiSlugExists(slug: string): Promise<boolean> {
  const value = String(slug || "").trim();
  if (!value.length) return false;
@@ -38,13 +56,18 @@ export async function checkWikiSlugExists(slug: string): Promise<boolean> {

  if (typeof payload === "boolean") return payload;
  if (payload && typeof payload === "object") {
-    const anyPayload = payload as any;
-    if (typeof anyPayload.exists === "boolean") return anyPayload.exists;
-    if (typeof anyPayload.exists === "number") return anyPayload.exists !== 0;
-    if (typeof anyPayload.is_exists === "boolean") return anyPayload.is_exists;
-    if (typeof anyPayload.is_exists === "number") return anyPayload.is_exists !== 0;
+    const source = payload as Record<string, unknown>;
+    if (typeof source.exists === "boolean") return source.exists;
+    if (typeof source.exists === "number") return source.exists !== 0;
+    if (typeof source.is_exists === "boolean") return source.is_exists;
+    if (typeof source.is_exists === "number") return source.is_exists !== 0;
  }

  // Be conservative: unknown payload shape, treat as "exists" to prevent creating conflicting slugs.
  return true;
 }
+
+export const getContentByVersionWikiId = async (id: string) => {
+  const response = await api.get(API_ENDPOINTS.wikiContent(id));
+  return response?.data;
+};
@@ -1,9 +0,0 @@
-"use client";
-
-// FrontEndUser is the primary FE and follows BackEndGo cookie-based auth.
-// Users sign in via the app's /signin page; the editor reuses those httpOnly cookies.
-// This component remains as a no-op placeholder for any legacy imports.
-export default function AuthPanel() {
-    return null;
-}
-
@@ -1,25 +1,30 @@
 "use client";

-import type { ReactNode } from "react";
-import type { UndoAction } from "@/uhm/lib/useEditorState";
+import { useState } from "react";
+import type { UndoAction } from "@/uhm/lib/editor/state/useEditorState";
 import type { EditorMode } from "@/uhm/lib/editor/session/sessionTypes";

+import { ProjectPanel } from "./editor/ProjectPanel";
+import { ToolsPanel } from "./editor/ToolsPanel";
+import { CommitPanel } from "./editor/CommitPanel";
+import { CommitHistoryPanel } from "./editor/CommitHistoryPanel";
+import { UndoListPanel } from "./editor/UndoListPanel";
+import { SubmitModal } from "./editor/SubmitModal";
+
 type Props = {
    mode: EditorMode;
    setMode: (mode: EditorMode) => void;
    entityStatus?: string | null;
    onUndo: () => void;
    onCommit: () => void;
-    onSubmit: () => void;
+    onSubmit: (content: string) => void;
    onRestoreCommit: (commitId: string) => void;
    isSaving: boolean;
    isSubmitting: boolean;
    sectionTitle: string;
-    sectionStatus: string;
+    projectStatus: string;
    commitTitle: string;
-    commitNote: string;
    onCommitTitleChange: (title: string) => void;
-    onCommitNoteChange: (note: string) => void;
    commitCount: number;
    hasHeadCommit: boolean;
    headCommitId: string | null;
@@ -32,16 +37,6 @@ type Props = {
    }>;
    changesCount: number;
    undoStack: UndoAction[];
-    createdEntities: Array<{
-        id: string;
-        name: string;
-    }>;
-    createdGeometries: Array<{
-        id: string | number;
-        geometryType: string;
-        semanticType?: string | null;
-        entityNames: string[];
-    }>;
    width?: number;
 };

@@ -56,11 +51,9 @@ export default function Editor({
    isSaving,
    isSubmitting,
    sectionTitle,
-    sectionStatus,
+    projectStatus,
    commitTitle,
-    commitNote,
    onCommitTitleChange,
-    onCommitNoteChange,
    commitCount,
    hasHeadCommit,
    headCommitId,
@@ -68,57 +61,24 @@ export default function Editor({
    commits,
    changesCount,
    undoStack,
-    createdEntities,
-    createdGeometries,
    width = 280,
 }: Props) {
-    const toggleMode = (newMode: EditorMode) => {
-        if (mode === newMode) {
-            setMode("idle");
-        } else {
-            setMode(newMode);
-        }
+    const [isSubmitModalOpen, setIsSubmitModalOpen] = useState(false);
+    const [submitContent, setSubmitContent] = useState("");
+
+    const handleOpenSubmitModal = () => {
+        setSubmitContent("");
+        setIsSubmitModalOpen(true);
    };

-    const recentUndoLabels = (() => {
-        const seen = new Set<string>();
-        const labels: string[] = [];
-        for (let i = undoStack.length - 1; i >= 0 && labels.length < 8; i -= 1) {
-            const label = formatUndoLabel(undoStack[i]);
-            if (seen.has(label)) continue;
-            seen.add(label);
-            labels.push(label);
-        }
-        return labels.reverse();
-    })();
+    const handleConfirmSubmit = () => {
+        setIsSubmitModalOpen(false);
+        onSubmit(submitContent);
+    };

-    const formatCommitTitle = (commit: Props["commits"][number]) =>
-        commit.edit_summary?.trim() || `Commit ${commit.id.slice(0, 8)}`;
-
-    const modeButtonStyle = (btnMode: EditorMode) =>
-        ({
-            padding: "8px 10px",
-            borderRadius: 6,
-            border: "1px solid #334155",
-            background: mode === btnMode ? "#16a34a" : "#111827",
-            color: "white",
-            cursor: "pointer",
-            fontWeight: 800,
-            fontSize: 12,
-            minHeight: 34,
-            boxSizing: "border-box",
-        }) as const;
-
-    const primaryButtonStyle =
-        ({
-            width: "100%",
-            padding: "8px 10px",
-            borderRadius: 6,
-            border: "none",
-            cursor: "pointer",
-            fontWeight: 850,
-            fontSize: 12,
-        }) as const;
+    const handleCancelSubmit = () => {
+        setIsSubmitModalOpen(false);
+    };

    return (
        <div
@@ -133,77 +93,19 @@ export default function Editor({
            }}
        >
            <div style={{ position: "sticky", top: 0, zIndex: 5, background: "#0b1220", paddingBottom: 10 }}>
-                <div style={{ fontWeight: 950, fontSize: 14, marginBottom: 10 }}>Editor</div>

-                <Panel title="Project" defaultOpen>
-                    <div style={{ fontSize: 12, color: "#cbd5e1", lineHeight: 1.4 }}>
-                        <div style={{ color: "white", fontWeight: 850, overflowWrap: "anywhere" }}>{sectionTitle}</div>
-                        <div style={{ marginTop: 6 }}>
-                            Status: <span style={{ color: "#e2e8f0" }}>{sectionStatus}</span>
-                        </div>
-                        <div style={{ marginTop: 6 }}>
-                            Commits: <span style={{ color: "#e2e8f0" }}>{commitCount}</span>
-                        </div>
-                        <div style={{ marginTop: 6 }}>
-                            {latestCommitLabel ? (
-                                <span style={{ color: "#e2e8f0" }}>{latestCommitLabel}</span>
-                            ) : (
-                                <span style={{ color: "#94a3b8" }}>Chưa có head commit</span>
-                            )}
-                        </div>
-                    </div>
-                </Panel>
+                <ProjectPanel
+                    sectionTitle={sectionTitle}
+                    projectStatus={projectStatus}
+                    commitCount={commitCount}
+                    latestCommitLabel={latestCommitLabel}
+                />

-                <Panel title="Tools" defaultOpen>
-                    <div style={{ display: "grid", gridTemplateColumns: "1fr 1fr", gap: 8 }}>
-                        <button style={modeButtonStyle("select")} onClick={() => toggleMode("select")} title="Select">
-                            Select
-                        </button>
-                        <button style={modeButtonStyle("draw")} onClick={() => toggleMode("draw")} title="Draw polygon">
-                            Draw
-                        </button>
-                        <button style={modeButtonStyle("add-point")} onClick={() => setMode("add-point")} title="Add point">
-                            Point
-                        </button>
-                        <button style={modeButtonStyle("add-line")} onClick={() => setMode("add-line")} title="Add line">
-                            Line
-                        </button>
-                        <button style={modeButtonStyle("add-path")} onClick={() => setMode("add-path")} title="Add path">
-                            Path
-                        </button>
-                        <button style={modeButtonStyle("add-circle")} onClick={() => setMode("add-circle")} title="Add circle">
-                            Circle
-                        </button>
-                    </div>
-
-                    <div style={{ marginTop: 10, fontSize: 12, color: "#94a3b8" }}>
-                        Mode: <span style={{ color: "white", fontWeight: 850 }}>{mode}</span>
-                    </div>
-                    <ModeHint mode={mode} />
-
-                    <div style={{ marginTop: 10, display: "grid", gridTemplateColumns: "1fr 1fr", gap: 8 }}>
-                        <button
-                            style={{
-                                ...modeButtonStyle("idle"),
-                                background: "#111827",
-                            }}
-                            onClick={() => setMode("idle")}
-                            title="Tắt tool hiện tại"
-                        >
-                            Idle
-                        </button>
-                        <button
-                            style={{
-                                ...modeButtonStyle("idle"),
-                                background: "#334155",
-                            }}
-                            onClick={onUndo}
-                            title="Undo thao tác gần nhất"
-                        >
-                            Undo
-                        </button>
-                    </div>
-                </Panel>
+                <ToolsPanel
+                    mode={mode}
+                    setMode={setMode}
+                    onUndo={onUndo}
+                />

                {entityStatus ? (
                    <div
@@ -223,302 +125,34 @@ export default function Editor({
                ) : null}
            </div>

-            <Panel title="Commit" defaultOpen>
-                <input
-                    value={commitTitle}
-                    onChange={(event) => onCommitTitleChange(event.target.value)}
-                    placeholder="Commit title"
-                    disabled={isSaving || isSubmitting}
-                    style={textInputStyle}
-                />
-                <textarea
-                    value={commitNote}
-                    onChange={(event) => onCommitNoteChange(event.target.value)}
-                    placeholder="Commit note"
-                    disabled={isSaving || isSubmitting}
-                    rows={3}
-                    style={textAreaStyle}
-                />
-                <button
-                    style={{
-                        ...primaryButtonStyle,
-                        marginTop: 8,
-                        background: isSaving || isSubmitting || changesCount <= 0 ? "#475569" : "#0f766e",
-                        cursor: isSaving || isSubmitting || changesCount <= 0 ? "not-allowed" : "pointer",
-                        opacity: changesCount <= 0 ? 0.75 : 1,
-                    }}
-                    onClick={onCommit}
-                    disabled={isSaving || isSubmitting || changesCount <= 0}
-                    title={changesCount <= 0 ? "Khong co thay doi de commit" : undefined}
-                >
-                    Commit ({changesCount})
-                </button>
-                <button
-                    style={{
-                        ...primaryButtonStyle,
-                        marginTop: 8,
-                        background: isSubmitting || !hasHeadCommit ? "#475569" : "#16a34a",
-                        cursor: isSubmitting || !hasHeadCommit ? "not-allowed" : "pointer",
-                        opacity: !hasHeadCommit ? 0.6 : 1,
-                    }}
-                    onClick={onSubmit}
-                    disabled={isSubmitting || !hasHeadCommit}
-                >
-                    Submit
-                </button>
-            </Panel>
+            <CommitPanel
+                commitTitle={commitTitle}
+                onCommitTitleChange={onCommitTitleChange}
+                isSaving={isSaving}
+                isSubmitting={isSubmitting}
+                changesCount={changesCount}
+                onCommit={onCommit}
+                hasHeadCommit={hasHeadCommit}
+                handleOpenSubmitModal={handleOpenSubmitModal}
+            />

-            <Panel title="Commit History" badge={String(commits.length)} defaultOpen={false}>
-                {commits.length === 0 ? (
-                    <div style={{ color: "#64748b", fontSize: 12 }}>Chưa có commit</div>
-                ) : (
-                    <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 12 }}>
-                        {commits.slice(0, 8).map((commit) => {
-                            const isHead = Boolean(headCommitId && commit.id === headCommitId);
-                            return (
-                                <li
-                                    key={commit.id}
-                                    style={{
-                                        padding: "8px 0",
-                                        borderBottom: "1px solid #1f2937",
-                                        color: "#e2e8f0",
-                                        display: "flex",
-                                        flexDirection: "row"
-                                    }}
-                                >
-                                    <div style={{flex:1}}>
-                                        <div
-                                            title={formatCommitTitle(commit)}
-                                            style={{
-                                                fontWeight: 750,
-                                                color: "#f8fafc",
-                                                overflowWrap: "anywhere",
-                                            }}
-                                        >
-                                            {formatCommitTitle(commit)}
-                                        </div>
-                                        <div style={{ marginTop: 3, color: "#94a3b8" }}>
-                                            {commit.created_at ? new Date(commit.created_at).toLocaleString() : ""}
-                                        </div>
-                                    </div>
+            <CommitHistoryPanel
+                commits={commits}
+                headCommitId={headCommitId}
+                onRestoreCommit={onRestoreCommit}
+                isSaving={isSaving}
+                isSubmitting={isSubmitting}
+            />

-                                    <button
-                                        style={{
-                                            marginTop: 6,
-                                            padding: "6px 8px",
-                                            borderRadius: 6,
-                                            border: "1px solid #334155",
-                                            background: isHead ? "#0b1220" : "#334155",
-                                            color: "white",
-                                            cursor: isSaving || isSubmitting || isHead ? "not-allowed" : "pointer",
-                                            opacity: isHead ? 0.65 : 1,
-                                            fontWeight: 800,
-                                            fontSize: 12,
-                                        }}
-                                        onClick={() => onRestoreCommit(commit.id)}
-                                        disabled={isSaving || isSubmitting || isHead}
-                                        title={isHead ? "Đang là head commit" : "Restore snapshot từ commit này (FE-only)"}
-                                    >
-                                        Restore
-                                    </button>
-                                </li>
-                            );
-                        })}
-                    </ul>
-                )}
-            </Panel>
+            <UndoListPanel undoStack={undoStack} />

-            <Panel title="Undo List" badge={String(recentUndoLabels.length)} defaultOpen={false}>
-                {recentUndoLabels.length === 0 ? (
-                    <div style={{ color: "#94a3b8", fontSize: 13 }}>Chưa có thao tác</div>
-                ) : (
-                    <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 13, color: "#e2e8f0" }}>
-                        {recentUndoLabels.map((label, idx) => (
-                            <li key={`${label}-${idx}`} style={{ padding: "6px 0", borderBottom: "1px solid #1f2937" }}>
-                                {label}
-                            </li>
-                        ))}
-                    </ul>
-                )}
-            </Panel>
-
-            <Panel title="This Session" defaultOpen={false}>
-                <div style={{ fontSize: 13, color: "#cbd5e1", marginBottom: 6 }}>
-                    Entities ({createdEntities.length})
-                </div>
-                {createdEntities.length === 0 ? (
-                    <div style={{ color: "#64748b", fontSize: 12, marginBottom: 10 }}>Chưa tạo entity mới</div>
-                ) : (
-                    <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 12, marginBottom: 10 }}>
-                        {createdEntities.map((entity) => (
-                            <li
-                                key={entity.id}
-                                style={{ padding: "6px 0", borderBottom: "1px solid #1f2937", color: "#e2e8f0" }}
-                                title={entity.id}
-                            >
-                                {entity.name}
-                            </li>
-                        ))}
-                    </ul>
-                )}
-
-                <div style={{ fontSize: 13, color: "#cbd5e1", marginBottom: 6 }}>
-                    Geometries mới chưa commit ({createdGeometries.length})
-                </div>
-                {createdGeometries.length === 0 ? (
-                    <div style={{ color: "#64748b", fontSize: 12 }}>Chưa có geometry mới chờ commit</div>
-                ) : (
-                    <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 12 }}>
-                        {createdGeometries.map((geometry) => (
-                            <li
-                                key={String(geometry.id)}
-                                style={{ padding: "6px 0", borderBottom: "1px solid #1f2937", color: "#e2e8f0" }}
-                            >
-                                #{geometry.id} [{geometry.geometryType}]{" "}
-                                {geometry.semanticType ? `- ${geometry.semanticType}` : ""}
-                                {geometry.entityNames.length ? ` | ${geometry.entityNames.join(", ")}` : ""}
-                            </li>
-                        ))}
-                    </ul>
-                )}
-            </Panel>
+            <SubmitModal
+                isSubmitModalOpen={isSubmitModalOpen}
+                submitContent={submitContent}
+                setSubmitContent={setSubmitContent}
+                handleCancelSubmit={handleCancelSubmit}
+                handleConfirmSubmit={handleConfirmSubmit}
+            />
        </div>
    );
 }
-
-const textInputStyle = {
-    width: "100%",
-    marginTop: 0,
-    padding: "8px 10px",
-    borderRadius: 6,
-    border: "1px solid #334155",
-    background: "#0b1220",
-    color: "white",
-    boxSizing: "border-box",
-    fontSize: 13,
-    outline: "none",
-} as const;
-
-const textAreaStyle = {
-    ...textInputStyle,
-    marginTop: 8,
-    resize: "vertical",
-    fontFamily: "inherit",
-} as const;
-
-function Panel({
-    title,
-    badge,
-    defaultOpen,
-    children,
-}: {
-    title: string;
-    badge?: string | null;
-    defaultOpen?: boolean;
-    children: ReactNode;
-}) {
-    return (
-        <details
-            open={Boolean(defaultOpen)}
-            style={{
-                marginTop: 10,
-                padding: 10,
-                background: "#111827",
-                borderRadius: 8,
-                border: "1px solid #1f2937",
-            }}
-        >
-            <summary
-                style={{
-                    cursor: "pointer",
-                    listStyle: "none",
-                    fontWeight: 900,
-                    fontSize: 13,
-                    color: "white",
-                    userSelect: "none",
-                    display: "flex",
-                    justifyContent: "space-between",
-                    alignItems: "center",
-                    gap: 8,
-                }}
-            >
-                <span>{title}</span>
-                {badge ? (
-                    <span
-                        style={{
-                            padding: "2px 8px",
-                            borderRadius: 999,
-                            border: "1px solid #334155",
-                            background: "#0b1220",
-                            color: "#cbd5e1",
-                            fontSize: 12,
-                            fontWeight: 850,
-                            flex: "0 0 auto",
-                        }}
-                    >
-                        {badge}
-                    </span>
-                ) : null}
-            </summary>
-            <div style={{ marginTop: 10 }}>{children}</div>
-        </details>
-    );
-}
-
-function ModeHint({ mode }: { mode: EditorMode }) {
-    if (mode === "add-line" || mode === "add-path") {
-        return (
-            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
-                Click để thêm điểm, Enter để hoàn tất, Esc để hủy.
-            </div>
-        );
-    }
-    if (mode === "add-circle") {
-        return (
-            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
-                Giữ chuột trái kéo để mở bán kính, thả chuột để hoàn tất.
-            </div>
-        );
-    }
-    if (mode === "add-point") {
-        return (
-            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
-                Chọn 1 điểm trên bản đồ để đặt địa điểm.
-            </div>
-        )
-    }
-    if (mode === "select") {
-        return (
-            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
-                Chọn 1 hình, đường, điểm trên bản đồ để xem chi tiết.
-            </div>
-        )
-    }
-    if (mode === "draw") {
-        return (
-            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
-                Chọn các điểm trên bản đồ để vẽ hình, ENTER để kết thúc, ESC để hủy.
-            </div>
-        )
-    }
-    return null;
-}
-
-function formatUndoLabel(action: UndoAction) {
-    switch (action.type) {
-        case "create":
-            return `Thêm mới #${action.id}`;
-        case "delete":
-            return `Xóa #${action.feature.properties.id}`;
-        case "update":
-            return `Chỉnh sửa #${action.id}`;
-        case "properties":
-            return `Cập nhật thuộc tính #${action.id}`;
-        case "snapshot_entities":
-        case "snapshot_wikis":
-        case "snapshot_entity_wiki":
-            return action.label;
-        default:
-            return "Tác vụ";
-    }
-}
@@ -1,619 +0,0 @@
-"use client";
-
-import { useEffect, useMemo, useState, type ComponentProps } from "react";
-import dynamic from "next/dynamic";
-import "react-quill-new/dist/quill.snow.css";
-
-import { Modal } from "@/components/ui/modal";
-import Button from "@/components/ui/button/Button";
-import Label from "@/components/form/Label";
-
-import type { WikiSnapshot } from "@/uhm/types/wiki";
-import { newId } from "@/uhm/lib/id";
-import type ReactQuill from "react-quill-new";
-import { checkWikiSlugExists } from "@/uhm/api/wikis";
-
-type ReactQuillProps = ComponentProps<typeof ReactQuill>;
-
-const ReactQuillEditor = dynamic<ReactQuillProps>(() => import("react-quill-new"), {
-  ssr: false,
-  loading: () => <div className="h-[480px] w-full animate-pulse bg-gray-100 rounded-lg" />,
-});
-
-type Props = {
-  projectId: string;
-  wikis: WikiSnapshot[];
-  setWikis: React.Dispatch<React.SetStateAction<WikiSnapshot[]>>;
-  autoOpen?: boolean;
-  requestedActiveId?: string | null;
-};
-
-function clampTitle(title: string) {
-  const t = title.trim();
-  return t.length ? t.slice(0, 120) : "Untitled wiki";
-}
-
-export default function WikiSidebarPanel({ projectId, wikis, setWikis, autoOpen, requestedActiveId }: Props) {
-  const [open, setOpen] = useState(false);
-  const [activeId, setActiveId] = useState<string | null>(null);
-  const [collapsed, setCollapsed] = useState(false);
-  const activeWiki = useMemo(() => wikis.find((w) => w.id === activeId) || null, [activeId, wikis]);
-
-  const [wikiTitle, setWikiTitle] = useState("");
-  const [wikiSlug, setWikiSlug] = useState("");
-  const [wikiDocHtml, setWikiDocHtml] = useState("");
-  const [wikiSaveError, setWikiSaveError] = useState<string | null>(null);
-  const [isCreateOpen, setIsCreateOpen] = useState(false);
-  const [createTitle, setCreateTitle] = useState("");
-  const [createSlug, setCreateSlug] = useState("");
-  const [createSlugTouched, setCreateSlugTouched] = useState(false);
-  const [createError, setCreateError] = useState<string | null>(null);
-  const [isCheckingCreateSlug, setIsCheckingCreateSlug] = useState(false);
-
-  useEffect(() => {
-    if (!autoOpen) return;
-    // open once on mount
-    setOpen(true);
-  }, [autoOpen]);
-
-  useEffect(() => {
-    if (!requestedActiveId) return;
-    if (wikis.some((w) => w.id === requestedActiveId)) {
-      setActiveId(requestedActiveId);
-    }
-  }, [requestedActiveId, wikis]);
-
-  // keep editor content in sync when switching wiki
-  useEffect(() => {
-    if (!open) return;
-
-    setWikiTitle(activeWiki?.title || "");
-    setWikiSlug(typeof activeWiki?.slug === "string" ? activeWiki.slug : "");
-    setWikiDocHtml(normalizeWikiDocForQuill(activeWiki?.doc || null));
-    setWikiSaveError(null);
-  }, [activeWiki?.doc, activeWiki?.slug, activeWiki?.title, open]);
-
-  const ensureActive = () => {
-    if (activeId && wikis.some((w) => w.id === activeId)) return;
-    setActiveId(wikis[0]?.id || null);
-  };
-
-  useEffect(() => {
-    ensureActive();
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [wikis.length]);
-
-  const openEditor = () => {
-    if (!wikis.length) {
-      const id = newId();
-      const seed: WikiSnapshot = {
-        id,
-        source: "inline",
-        operation: "create",
-        title: "Untitled wiki",
-        slug: null,
-        doc: "",
-        updated_at: new Date().toISOString(),
-      };
-      setWikis((prev) => [seed, ...prev]);
-      setActiveId(id);
-    }
-    setOpen(true);
-  };
-
-  const createWikiAndOpen = (title?: string, slug?: string | null) => {
-    const id = newId();
-    const seedTitle = clampTitle(title || "Untitled wiki");
-    const seed: WikiSnapshot = {
-      id,
-      source: "inline",
-      operation: "create",
-      title: seedTitle,
-      slug: slug ?? null,
-      doc: "",
-      updated_at: new Date().toISOString(),
-    };
-    setWikis((prev) => [seed, ...prev]);
-    setActiveId(id);
-    setOpen(true);
-  };
-
-  const handleCreateWikiFromPanel = async () => {
-    const title = clampTitle(createTitle);
-    const slug = normalizeWikiSlugInput(createSlug);
-    if (!slug) {
-      setCreateError("Slug la bat buoc. Hay thu mot slug khac.");
-      return;
-    }
-
-    setIsCheckingCreateSlug(true);
-    setCreateError(null);
-    try {
-      const exists = await checkWikiSlugExists(slug);
-      if (exists) {
-        setCreateError("Slug da ton tai. Hay thu slug khac.");
-        return;
-      }
-      createWikiAndOpen(title, slug);
-      setCreateTitle("");
-      setCreateSlug("");
-      setCreateSlugTouched(false);
-      setIsCreateOpen(false);
-    } catch (err) {
-      const msg = err instanceof Error ? err.message : "Khong check duoc slug.";
-      setCreateError(msg);
-    } finally {
-      setIsCheckingCreateSlug(false);
-    }
-  };
-
-  const removeWiki = (id: string) => {
-    setWikis((prev) => prev.filter((w) => w.id !== id));
-    if (activeId === id) setActiveId(null);
-  };
-
-  const saveWiki = async () => {
-    if (!activeId) return;
-    const payload = wikiDocHtml;
-    const nextTitle = clampTitle(wikiTitle);
-    const nextSlug = normalizeWikiSlugInput(wikiSlug);
-
-    const current = wikis.find((w) => w.id === activeId) || null;
-    // Check uniqueness only when creating a brand-new wiki.
-    if (current?.operation === "create" && nextSlug) {
-      try {
-        const exists = await checkWikiSlugExists(nextSlug);
-        if (exists) {
-          setWikiSaveError("Slug da ton tai. Hay thu slug khac.");
-          return;
-        }
-      } catch (err) {
-        const msg = err instanceof Error ? err.message : "Khong check duoc slug.";
-        setWikiSaveError(msg);
-        return;
-      }
-    }
-
-    setWikiSaveError(null);
-    setWikis((prev) =>
-          prev.map((w) =>
-            w.id !== activeId
-              ? w
-              : {
-                  ...w,
-                  source: w.source,
-                  operation: w.operation === "create" ? "create" : "update",
-                  title: nextTitle,
-                  slug: nextSlug,
-                  doc: payload,
-                  updated_at: new Date().toISOString(),
-            }
-      )
-    );
-    setOpen(false);
-  };
-
-  return (
-    <div
-      style={{
-        padding: "10px",
-        background: "#0b1220",
-        borderRadius: "8px",
-        border: "1px solid #1f2937",
-      }}
-    >
-      <div style={{ display: "flex", alignItems: "center", justifyContent: "space-between", gap: "8px" }}>
-        <div style={{ fontWeight: 700, fontSize: "14px" }}>Wiki</div>
-        <div style={{ display: "flex", alignItems: "center", gap: 8 }}>
-          <div style={{ fontSize: "12px", color: "#94a3b8" }}>{wikis.length}</div>
-          <button
-            type="button"
-            onClick={() => setCollapsed((v) => !v)}
-            title={collapsed ? "Mo panel" : "Thu gon panel"}
-            aria-label={collapsed ? "Mo panel Wiki" : "Thu gon panel Wiki"}
-            style={{
-              width: 26,
-              height: 26,
-              borderRadius: 6,
-              border: "1px solid #334155",
-              background: "#0b1220",
-              color: "#e2e8f0",
-              cursor: "pointer",
-              display: "inline-flex",
-              alignItems: "center",
-              justifyContent: "center",
-              flex: "0 0 auto",
-            }}
-          >
-            {collapsed ? <PlusIcon /> : <MinusIcon />}
-          </button>
-        </div>
-      </div>
-
-      {collapsed ? null : wikis.length ? (
-        <div style={{ marginTop: "10px", display: "grid", gap: "6px" }}>
-          {wikis.slice(0, 8).map((w) => (
-            <div
-              key={w.id}
-              style={{
-                display: "flex",
-                alignItems: "center",
-                gap: "8px",
-                padding: "8px",
-                borderRadius: "6px",
-                border: "1px solid #1f2937",
-                background: "transparent",
-              }}
-            >
-              <button
-                type="button"
-                onClick={() => {
-                  setActiveId(w.id);
-                  setOpen(true);
-                }}
-                style={{
-                  flex: 1,
-                  textAlign: "left",
-                  border: "none",
-                  background: "transparent",
-                  color: "#e5e7eb",
-                  cursor: "pointer",
-                  fontSize: "12px",
-                  whiteSpace: "nowrap",
-                  overflow: "hidden",
-                  textOverflow: "ellipsis",
-                }}
-                title={w.title}
-              >
-                {w.title}
-              </button>
-              <button
-                type="button"
-                onClick={() => removeWiki(w.id)}
-                style={{
-                  border: "none",
-                  background: "#111827",
-                  color: "#fca5a5",
-                  cursor: "pointer",
-                  borderRadius: "6px",
-                  padding: "6px 8px",
-                  fontSize: "12px",
-                }}
-                title="Remove"
-              >
-                Del
-              </button>
-            </div>
-          ))}
-          {wikis.length > 8 ? (
-            <div style={{ fontSize: "12px", color: "#94a3b8" }}>+{wikis.length - 8} more…</div>
-          ) : null}
-        </div>
-      ) : (
-        <div style={{ marginTop: "10px", fontSize: "12px", color: "#94a3b8" }}>
-          No wiki yet for this project.
-        </div>
-      )}
-
-      {collapsed ? null : (
-      <div
-        style={{
-          marginTop: "10px",
-          display: "grid",
-          gap: "8px",
-          border: "1px solid #1e3a8a",
-          borderRadius: "8px",
-          padding: "8px",
-          background: "#0f172a",
-        }}
-      >
-        <div style={{ display: "flex", alignItems: "center", justifyContent: "space-between", gap: 8 }}>
-          <div style={{ color: "#bfdbfe", fontWeight: 700, fontSize: "12px" }}>
-            Tạo wiki mới
-          </div>
-          <button
-            type="button"
-            onClick={() =>
-              setIsCreateOpen((v) => {
-                const next = !v;
-                if (next) {
-                  setCreateError(null);
-                  setIsCheckingCreateSlug(false);
-                  setCreateSlugTouched(false);
-                }
-                return next;
-              })
-            }
-            title={isCreateOpen ? "Dong" : "Mo"}
-            aria-label={isCreateOpen ? "Dong tao wiki" : "Mo tao wiki"}
-            style={{
-              width: 26,
-              height: 26,
-              borderRadius: 6,
-              border: "1px solid #334155",
-              background: "#0b1220",
-              color: "#e2e8f0",
-              cursor: "pointer",
-              display: "inline-flex",
-              alignItems: "center",
-              justifyContent: "center",
-              flex: "0 0 auto",
-            }}
-          >
-            {isCreateOpen ? <CloseIcon /> : <PlusIcon />}
-          </button>
-        </div>
-
-        {isCreateOpen ? (
-          <>
-            <input
-              value={createTitle}
-              onChange={(e) => {
-                const nextTitle = e.target.value;
-                setCreateTitle(nextTitle);
-                setCreateError(null);
-                if (!createSlugTouched) {
-                  setCreateSlug(slugifyWikiTitle(nextTitle));
-                }
-              }}
-              placeholder="Tieu de wiki"
-              disabled={isCheckingCreateSlug}
-              style={{
-                width: "100%",
-                borderRadius: "6px",
-                border: "1px solid #334155",
-                background: "#111827",
-                color: "#f8fafc",
-                padding: "6px 8px",
-                fontSize: "13px",
-              }}
-            />
-            <input
-              value={createSlug}
-              onChange={(e) => {
-                setCreateSlugTouched(true);
-                setCreateSlug(e.target.value);
-                setCreateError(null);
-              }}
-              placeholder="Slug"
-              disabled={isCheckingCreateSlug}
-              style={{
-                width: "100%",
-                borderRadius: "6px",
-                border: "1px solid #334155",
-                background: "#111827",
-                color: "#f8fafc",
-                padding: "6px 8px",
-                fontSize: "13px",
-              }}
-            />
-            <button
-              type="button"
-              onClick={handleCreateWikiFromPanel}
-              disabled={isCheckingCreateSlug}
-              style={{
-                border: "none",
-                borderRadius: "6px",
-                padding: "7px 8px",
-                cursor: isCheckingCreateSlug ? "not-allowed" : "pointer",
-                background: "#2563eb",
-                color: "#ffffff",
-                fontWeight: 600,
-                opacity: isCheckingCreateSlug ? 0.7 : 1,
-              }}
-            >
-              Tạo wiki mới
-            </button>
-            {createError ? (
-              <div style={{ color: "#fca5a5", fontSize: 12 }}>
-                {createError}
-              </div>
-            ) : null}
-          </>
-        ) : null}
-      </div>
-      )}
-
-      <Modal
-        isOpen={open}
-        onClose={() => setOpen(false)}
-        showCloseButton={false}
-        // Defensive: even if Modal defaults change, keep wiki popup free of the "X" close button.
-        className="max-w-[1100px] m-4 [&>button]:hidden"
-      >
-        <div className="p-6 bg-white rounded-3xl dark:bg-gray-900">
-          <div className="flex items-center justify-between gap-4">
-            <div className="min-w-0">
-              <div className="text-xs text-gray-500 dark:text-gray-400">Project</div>
-              <div className="text-sm font-mono break-all text-gray-700 dark:text-gray-200">{projectId}</div>
-            </div>
-            <div className="flex gap-2">
-              <Button size="sm" variant="outline" onClick={() => setOpen(false)}>
-                Cancel
-              </Button>
-              <Button size="sm" className="bg-brand-500 hover:bg-brand-600 text-white" onClick={saveWiki} disabled={!activeId}>
-                Save
-              </Button>
-            </div>
-          </div>
-
-          <div className="mt-5 grid grid-cols-1 lg:grid-cols-4 gap-6">
-            <div className="lg:col-span-1">
-              <div className="text-xs font-semibold text-gray-700 dark:text-gray-200 mb-2">Wikis</div>
-              <div className="flex flex-col gap-2">
-                {wikis.map((w) => (
-                  <button
-                    key={w.id}
-                    type="button"
-                    onClick={() => setActiveId(w.id)}
-                    className={`text-left rounded-xl border px-3 py-2 text-sm transition ${
-                      w.id === activeId
-                        ? "border-brand-500 bg-brand-50 dark:bg-brand-500/10"
-                        : "border-gray-200 dark:border-gray-800 bg-white dark:bg-[#0d1117]"
-                    }`}
-                    title={w.title}
-                  >
-                    <div className="font-medium truncate">{w.title}</div>
-                    <div className="text-[11px] text-gray-500 dark:text-gray-400 truncate">{w.id}</div>
-                  </button>
-                ))}
-                <Button size="sm" variant="outline" onClick={openEditor}>
-                  + New wiki
-                </Button>
-              </div>
-            </div>
-
-            <div className="lg:col-span-3">
-              <div className="grid grid-cols-1 gap-3">
-                <div>
-                  <Label>Title</Label>
-                  <input
-                    value={wikiTitle}
-                    onChange={(e) => setWikiTitle(e.target.value)}
-                    className="h-11 w-full rounded-xl border border-gray-200 bg-transparent px-4 py-2.5 text-sm text-gray-800 outline-none focus:border-brand-300 focus:ring-3 focus:ring-brand-500/10 dark:border-gray-800 dark:text-white/90 dark:focus:border-brand-800"
-                    placeholder="Wiki title"
-                    disabled={!activeId}
-                  />
-                </div>
-                <div>
-                  <Label>Slug</Label>
-                  <input
-                    value={wikiSlug}
-                    onChange={(e) => setWikiSlug(e.target.value)}
-                    className="h-11 w-full rounded-xl border border-gray-200 bg-transparent px-4 py-2.5 text-sm text-gray-800 outline-none focus:border-brand-300 focus:ring-3 focus:ring-brand-500/10 dark:border-gray-800 dark:text-white/90 dark:focus:border-brand-800"
-                    placeholder="wiki-slug"
-                    disabled={!activeId}
-                  />
-                </div>
-                {wikiSaveError ? (
-                  <div className="text-xs text-red-600 dark:text-red-300">
-                    {wikiSaveError}
-                  </div>
-                ) : null}
-
-                <div className="rounded-xl border border-gray-200 dark:border-gray-800 bg-white dark:bg-[#0d1117] overflow-hidden">
-                  <ReactQuillEditor
-                    theme="snow"
-                    value={wikiDocHtml}
-                    onChange={(content: string) => setWikiDocHtml(content)}
-                    modules={QUILL_MODULES}
-                    className="min-h-[320px]"
-                    placeholder="Nhap noi dung wiki..."
-                    readOnly={!activeId}
-                  />
-                </div>
-              </div>
-            </div>
-          </div>
-
-          <div className="mt-4 text-xs text-gray-500 dark:text-gray-400">
-            Stored in snapshot_json on commit. This page does not write to DB yet.
-          </div>
-        </div>
-      </Modal>
-    </div>
-  );
-}
-
-function PlusIcon() {
-  return (
-    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
-      <path d="M12 5v14M5 12h14" stroke="#e2e8f0" strokeWidth="2" strokeLinecap="round" />
-    </svg>
-  );
-}
-
-function MinusIcon() {
-  return (
-    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
-      <path d="M5 12h14" stroke="#e2e8f0" strokeWidth="2" strokeLinecap="round" />
-    </svg>
-  );
-}
-
-function CloseIcon() {
-  return (
-    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
-      <path d="M6 6l12 12M18 6L6 18" stroke="#e2e8f0" strokeWidth="2" strokeLinecap="round" />
-    </svg>
-  );
-}
-
-const QUILL_MODULES = {
-  toolbar: [
-    [{ header: [1, 2, 3, false] }],
-    ["bold", "italic", "underline", "strike"],
-    [{ list: "ordered" }, { list: "bullet" }],
-    ["blockquote", "code-block"],
-    ["link", "image"],
-    ["clean"],
-  ],
-};
-
-function normalizeWikiDocForQuill(doc: string | null): string {
-  const raw = (doc || "").trim();
-  if (!raw.length) return "";
-
-  // New format (Quill): HTML string.
-  if (raw[0] === "<") return raw;
-
-  // Legacy format (Tiptap): JSON string.
-  if (raw[0] === "{") {
-    try {
-      const json: unknown = JSON.parse(raw);
-      const text = tiptapJsonToPlainText(json).trim();
-      if (!text.length) return "";
-      return `<p>${escapeHtml(text).replace(/\n/g, "<br/>")}</p>`;
-    } catch {
-      // fall through
-    }
-  }
-
-  // Unknown plaintext: treat as plain text.
-  return `<p>${escapeHtml(raw).replace(/\n/g, "<br/>")}</p>`;
-}
-
-function normalizeWikiSlugInput(raw: string): string | null {
-  const s = raw.trim();
-  return s.length ? s : null;
-}
-
-function slugifyWikiTitle(raw: string): string {
-  const input = String(raw || "").trim();
-  if (!input.length) return "";
-  return input
-    .toLowerCase()
-    .normalize("NFKD")
-    .replace(/[\u0300-\u036f]/g, "")
-    .replace(/[^a-z0-9]+/g, "-")
-    .replace(/^-+/, "")
-    .replace(/-+$/, "")
-    .slice(0, 80);
-}
-
-function isRecord(value: unknown): value is Record<string, unknown> {
-  return Boolean(value) && typeof value === "object" && !Array.isArray(value);
-}
-
-function tiptapJsonToPlainText(node: unknown): string {
-  if (node == null) return "";
-  if (typeof node === "string") return node;
-  if (Array.isArray(node)) return node.map(tiptapJsonToPlainText).join("");
-
-  if (isRecord(node)) {
-    if (node.type === "text" && typeof node.text === "string") return node.text;
-    if (node.type === "hardBreak") return "\n";
-    if ("content" in node) return tiptapJsonToPlainText(node.content);
-  }
-
-  return "";
-}
-
-function escapeHtml(input: string): string {
-  return input
-    .replaceAll("&", "&amp;")
-    .replaceAll("<", "&lt;")
-    .replaceAll(">", "&gt;")
-    .replaceAll("\"", "&quot;")
-    .replaceAll("'", "&#39;");
-}
@@ -5,13 +5,16 @@ import {
    BACKGROUND_LAYER_OPTIONS,
    BackgroundLayerId,
    BackgroundLayerVisibility,
-} from "@/uhm/lib/backgroundLayers";
+} from "@/uhm/lib/map/styles/backgroundLayers";
+import { GEO_TYPE_KEYS } from "@/uhm/lib/map/geo/geoTypeMap";

 type Props = {
    visibility: BackgroundLayerVisibility;
    onToggleLayer: (id: BackgroundLayerId) => void;
    onShowAll: () => void;
    onHideAll: () => void;
+    geometryVisibility?: Record<string, boolean>;
+    onToggleGeometryType?: (typeKey: string) => void;
    topContent?: ReactNode;
    width?: number;
 };
@@ -21,6 +24,8 @@ export default function BackgroundLayersPanel({
    onToggleLayer,
    onShowAll,
    onHideAll,
+    geometryVisibility,
+    onToggleGeometryType,
    topContent,
    width = 240,
 }: Props) {
@@ -69,6 +74,45 @@ export default function BackgroundLayersPanel({
                    );
                })}
            </div>
+
+            {geometryVisibility && onToggleGeometryType ? (
+                <>
+                    <div style={{ height: 1, background: "#1f2937", margin: "12px 0" }} />
+                    <div style={{ margin: 0, marginBottom: 10, fontWeight: 800, fontSize: 13, color: "#e5e7eb" }}>
+                        Geometries
+                    </div>
+                    <div style={{ display: "flex", flexWrap: "wrap", gap: "10px 12px" }}>
+                        {GEO_TYPE_KEYS.map((typeKey) => {
+                            const on = geometryVisibility[typeKey] !== false;
+                            return (
+                                <button
+                                    key={typeKey}
+                                    type="button"
+                                    onClick={() => onToggleGeometryType(typeKey)}
+                                    style={{
+                                        border: "none",
+                                        background: "transparent",
+                                        padding: 0,
+                                        margin: 0,
+                                        cursor: "pointer",
+                                        color: on ? "#22c55e" : "#e5e7eb",
+                                        textDecorationLine: on ? "none" : "line-through",
+                                        textDecorationThickness: on ? undefined : "2px",
+                                        textDecorationColor: on ? undefined : "rgba(148, 163, 184, 0.7)",
+                                        fontSize: 13,
+                                        fontWeight: 750,
+                                        whiteSpace: "nowrap",
+                                        textTransform: "capitalize",
+                                    }}
+                                    title={on ? "On" : "Off"}
+                                >
+                                    {typeKey.replaceAll("_", " ")}
+                                </button>
+                            );
+                        })}
+                    </div>
+                </>
+            ) : null}
        </aside>
    );
 }
@@ -0,0 +1,89 @@
+import { Panel } from "./Panel";
+
+type Commit = {
+    id: string;
+    created_at?: string;
+    edit_summary: string;
+    user_id: string;
+};
+
+type CommitHistoryPanelProps = {
+    commits: Commit[];
+    headCommitId: string | null;
+    onRestoreCommit: (commitId: string) => void;
+    isSaving: boolean;
+    isSubmitting: boolean;
+};
+
+export function CommitHistoryPanel({
+    commits,
+    headCommitId,
+    onRestoreCommit,
+    isSaving,
+    isSubmitting,
+}: CommitHistoryPanelProps) {
+    const formatCommitTitle = (commit: Commit) =>
+        commit.edit_summary?.trim() || `Commit ${commit.id.slice(0, 8)}`;
+
+    return (
+        <Panel title="Commit History" badge={String(commits.length)} defaultOpen={false}>
+            {commits.length === 0 ? (
+                <div style={{ color: "#64748b", fontSize: 12 }}>Chưa có commit</div>
+            ) : (
+                <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 12 }}>
+                    {commits.slice(0, 8).map((commit) => {
+                        const isHead = Boolean(headCommitId && commit.id === headCommitId);
+                        return (
+                            <li
+                                key={commit.id}
+                                style={{
+                                    padding: "8px 0",
+                                    borderBottom: "1px solid #1f2937",
+                                    color: "#e2e8f0",
+                                    display: "flex",
+                                    flexDirection: "row"
+                                }}
+                            >
+                                <div style={{flex:1}}>
+                                    <div
+                                        title={formatCommitTitle(commit)}
+                                        style={{
+                                            fontWeight: 750,
+                                            color: "#f8fafc",
+                                            overflowWrap: "anywhere",
+                                        }}
+                                    >
+                                        {formatCommitTitle(commit)}
+                                    </div>
+                                    <div style={{ marginTop: 3, color: "#94a3b8" }}>
+                                        {commit.created_at ? new Date(commit.created_at).toLocaleString() : ""}
+                                    </div>
+                                </div>
+
+                                <button
+                                    style={{
+                                        marginTop: 6,
+                                        padding: "6px 8px",
+                                        borderRadius: 6,
+                                        border: "1px solid #334155",
+                                        background: isHead ? "#0b1220" : "#334155",
+                                        color: "white",
+                                        cursor: isSaving || isSubmitting || isHead ? "not-allowed" : "pointer",
+                                        opacity: isHead ? 0.65 : 1,
+                                        fontWeight: 800,
+                                        fontSize: 12,
+                                    }}
+                                    onClick={() => onRestoreCommit(commit.id)}
+                                    disabled={isSaving || isSubmitting || isHead}
+                                    title={isHead ? "Đang là head commit" : "Restore snapshot từ commit này (FE-only)"}
+                                >
+                                    Restore
+                                </button>
+                            </li>
+                        );
+                    })}
+                </ul>
+            )}
+        </Panel>
+    );
+}
@@ -0,0 +1,85 @@
+import { Panel } from "./Panel";
+
+type CommitPanelProps = {
+    commitTitle: string;
+    onCommitTitleChange: (title: string) => void;
+    isSaving: boolean;
+    isSubmitting: boolean;
+    changesCount: number;
+    onCommit: () => void;
+    hasHeadCommit: boolean;
+    handleOpenSubmitModal: () => void;
+};
+
+export function CommitPanel({
+    commitTitle,
+    onCommitTitleChange,
+    isSaving,
+    isSubmitting,
+    changesCount,
+    onCommit,
+    hasHeadCommit,
+    handleOpenSubmitModal,
+}: CommitPanelProps) {
+    const primaryButtonStyle = {
+        width: "100%",
+        padding: "8px 10px",
+        borderRadius: 6,
+        border: "none",
+        cursor: "pointer",
+        fontWeight: 850,
+        fontSize: 12,
+    } as const;
+
+    const textInputStyle = {
+        width: "100%",
+        marginTop: 0,
+        padding: "8px 10px",
+        borderRadius: 6,
+        border: "1px solid #334155",
+        background: "#0b1220",
+        color: "white",
+        boxSizing: "border-box",
+        fontSize: 13,
+        outline: "none",
+    } as const;
+
+    return (
+        <Panel title="Commit" defaultOpen>
+            <input
+                value={commitTitle}
+                onChange={(event) => onCommitTitleChange(event.target.value)}
+                placeholder="Edit Summary (Commit Title)"
+                disabled={isSaving || isSubmitting}
+                style={textInputStyle}
+            />
+            <button
+                style={{
+                    ...primaryButtonStyle,
+                    marginTop: 8,
+                    background: isSaving || isSubmitting || changesCount <= 0 ? "#475569" : "#0f766e",
+                    cursor: isSaving || isSubmitting || changesCount <= 0 ? "not-allowed" : "pointer",
+                    opacity: changesCount <= 0 ? 0.75 : 1,
+                }}
+                onClick={onCommit}
+                disabled={isSaving || isSubmitting || changesCount <= 0}
+                title={changesCount <= 0 ? "Khong co thay doi de commit" : undefined}
+            >
+                Commit ({changesCount})
+            </button>
+            <button
+                style={{
+                    ...primaryButtonStyle,
+                    marginTop: 8,
+                    background: isSubmitting || !hasHeadCommit ? "#475569" : "#16a34a",
+                    cursor: isSubmitting || !hasHeadCommit ? "not-allowed" : "pointer",
+                    opacity: !hasHeadCommit ? 0.6 : 1,
+                }}
+                onClick={handleOpenSubmitModal}
+                disabled={isSubmitting || !hasHeadCommit}
+            >
+                Submit
+            </button>
+        </Panel>
+    );
+}
@@ -1,12 +1,21 @@
 "use client";

-import { useEffect, useMemo, useState } from "react";
-import type { Entity } from "@/uhm/types/entities";
+import { useMemo, useState } from "react";
 import type { WikiSnapshot } from "@/uhm/types/wiki";
-import type { EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EntityWikiLinkSnapshot } from "@/uhm/types/projects";
+import NewBadge from "@/uhm/components/editor/NewBadge";

-type EntityChoice = { id: string; name: string };
-type WikiChoice = { id: string; title: string; operation?: string };
+type EntityChoice = { id: string; name: string; isNew?: boolean };
+type WikiChoice = { id: string; title: string; isNew?: boolean };
+type BindingRow = {
+  entityId: string;
+  entityName: string;
+  entityIsNew: boolean;
+  wikiId: string;
+  wikiTitle: string;
+  wikiIsNew: boolean;
+  linkIsNew: boolean;
+};

 type Props = {
  entities: EntityChoice[];
@@ -29,7 +38,11 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
    () =>
      (wikis || [])
        .filter((w) => w && typeof w.id === "string" && w.id.trim().length > 0)
-        .map((w) => ({ id: w.id, title: wikiTitle(w), operation: w.operation })),
+        .map((w) => ({
+          id: w.id,
+          title: wikiTitle(w),
+          isNew: w.source === "inline" && w.operation === "create",
+        })),
    [wikis]
  );

@@ -39,17 +52,6 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
    return cleaned;
  }, [entities]);

-  // Don't auto-select entity. The user must explicitly pick one.
-  // Only clear the selection if the currently selected entity is no longer available.
-  useEffect(() => {
-    if (!activeEntityId) return;
-    const stillExists = entityChoices.some((e) => e.id === activeEntityId);
-    if (!stillExists) {
-      setActiveEntityId("");
-      setActiveWikiId("");
-    }
-  }, [activeEntityId, entityChoices]);
-
  const activeLinks = useMemo(() => {
    const set = new Set<string>();
    for (const l of links || []) {
@@ -60,6 +62,41 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
    return set;
  }, [activeEntityId, links]);

+  const activeBindingRows = useMemo<BindingRow[]>(() => {
+    const byKey = new Map<string, EntityWikiLinkSnapshot>();
+    for (const link of links || []) {
+      const entityId = String(link?.entity_id || "").trim();
+      const wikiId = String(link?.wiki_id || "").trim();
+      if (!entityId || !wikiId) continue;
+      if (link.operation === "delete") continue;
+      byKey.set(`${entityId}::${wikiId}`, link);
+    }
+
+    const rows = Array.from(byKey.values()).map((link) => {
+      const entityId = String(link.entity_id);
+      const wikiId = String(link.wiki_id);
+      const entity = entityChoices.find((item) => item.id === entityId) || null;
+      const wiki = wikiChoices.find((item) => item.id === wikiId) || null;
+      return {
+        entityId,
+        entityName: entity?.name || entityId,
+        entityIsNew: Boolean(entity?.isNew),
+        wikiId,
+        wikiTitle: wiki?.title || wikiId,
+        wikiIsNew: Boolean(wiki?.isNew),
+        linkIsNew: link.operation === "binding",
+      };
+    });
+
+    rows.sort((a, b) => {
+      if (a.linkIsNew !== b.linkIsNew) return a.linkIsNew ? -1 : 1;
+      const entityCompare = a.entityName.localeCompare(b.entityName);
+      if (entityCompare !== 0) return entityCompare;
+      return a.wikiTitle.localeCompare(b.wikiTitle);
+    });
+    return rows;
+  }, [entityChoices, links, wikiChoices]);
+
  const toggle = (wikiId: string) => {
    if (!activeEntityId) return;
    const id = String(wikiId || "").trim();
@@ -81,6 +118,7 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin

  const activeWikiLinked = activeEntityId && activeWikiId ? activeLinks.has(activeWikiId) : false;
  const activeWikiChoice = activeWikiId ? wikiChoices.find((w) => w.id === activeWikiId) || null : null;
+  const activeEntityChoice = activeEntityId ? entityChoices.find((e) => e.id === activeEntityId) || null : null;

  return (
    <div
@@ -94,7 +132,7 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
      <div style={{ display: "flex", alignItems: "center", justifyContent: "space-between", gap: "8px" }}>
        <div style={{ fontWeight: 700, fontSize: "14px" }}>Entity ↔ Wiki</div>
        <div style={{ display: "flex", alignItems: "center", gap: 8 }}>
-          <div style={{ fontSize: "12px", color: "#94a3b8" }}>{links.length}</div>
+          <div style={{ fontSize: "12px", color: "#94a3b8" }}>{activeBindingRows.length}</div>
          <button
            type="button"
            onClick={() => setCollapsed((v) => !v)}
@@ -144,6 +182,13 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
              </option>
            ))}
          </select>
+          {activeEntityId ? (
+            <ActiveSelectionLabel
+              label={activeEntityChoice?.name || activeEntityId}
+              id={activeEntityId}
+              isNew={Boolean(activeEntityChoice?.isNew)}
+            />
+          ) : null}
        </div>

        <div>
@@ -175,6 +220,13 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
                </option>
              ))}
            </select>
+            {activeWikiChoice ? (
+              <ActiveSelectionLabel
+                label={activeWikiChoice.title}
+                id={activeWikiChoice.id}
+                isNew={Boolean(activeWikiChoice.isNew)}
+              />
+            ) : null}

            {wikiChoices.length === 0 ? (
              <div style={{ fontSize: "12px", color: "#94a3b8" }}>No wiki in project yet.</div>
@@ -208,9 +260,9 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
                {!activeEntityId ? (
                  <div style={{ fontSize: 12, color: "#94a3b8" }}>Pick an entity to see/link wikis.</div>
                ) : activeLinks.size ? (
-                  <div style={{ display: "grid", gap: "6px" }}>
+                  <div style={{ display: "grid", gap: "6px", maxHeight: 250, overflowY: "auto", paddingRight: 4 }}>
                    <div style={{ fontSize: 12, color: "#94a3b8" }}>Linked wikis ({activeLinks.size})</div>
-                    {Array.from(activeLinks).slice(0, 8).map((id) => {
+                    {Array.from(activeLinks).map((id) => {
                      const w = wikiChoices.find((x) => x.id === id) || null;
                      return (
                        <div
@@ -228,17 +280,19 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
                          title={id}
                        >
                          <div style={{ minWidth: 0 }}>
-                            <div
-                              style={{
-                                color: "#e5e7eb",
-                                fontSize: 12,
-                                whiteSpace: "nowrap",
-                                overflow: "hidden",
-                                textOverflow: "ellipsis",
-                                fontWeight: 700,
-                              }}
-                            >
-                              {w?.title || "Untitled wiki"}
+                            <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+                              <span
+                                style={{
+                                  color: "#e5e7eb",
+                                  fontSize: 12,
+                                  whiteSpace: "nowrap",
+                                  overflow: "hidden",
+                                  textOverflow: "ellipsis",
+                                  fontWeight: 700,
+                                }}
+                              >
+                                {w?.title || "Untitled wiki"}
+                              </span>
                            </div>
                            <div style={{ color: "#94a3b8", fontSize: 11, whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
                              {id}
@@ -264,9 +318,7 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
                        </div>
                      );
                    })}
-                    {activeLinks.size > 8 ? (
-                      <div style={{ fontSize: 12, color: "#94a3b8" }}>+{activeLinks.size - 8} more…</div>
-                    ) : null}
+
                  </div>
                ) : (
                  <div style={{ fontSize: 12, color: "#94a3b8" }}>No wiki linked yet.</div>
@@ -275,12 +327,110 @@ export default function EntityWikiBindingsPanel({ entities, wikis, links, setLin
            )}
          </div>
        </div>
+
+        <div
+          style={{
+            borderTop: "1px solid #1f2937",
+            paddingTop: 8,
+            display: "grid",
+            gap: 6,
+          }}
+        >
+          <div style={{ fontSize: 12, color: "#94a3b8" }}>
+            All bindings ({activeBindingRows.length})
+          </div>
+          {activeBindingRows.length ? (
+            <div style={{ display: "grid", gap: 6, maxHeight: 260, overflowY: "auto", paddingRight: 4 }}>
+              {activeBindingRows.map((row) => (
+                <div
+                  key={`${row.entityId}::${row.wikiId}`}
+                  style={{
+                    padding: 8,
+                    borderRadius: 6,
+                    border: row.linkIsNew ? "1px solid rgba(45, 212, 191, 0.55)" : "1px solid #1f2937",
+                    background: row.linkIsNew ? "rgba(20, 184, 166, 0.12)" : "#111827",
+                    display: "grid",
+                    gap: 5,
+                  }}
+                  title={`${row.entityId} ↔ ${row.wikiId}`}
+                >
+                  <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+                    <span
+                      style={{
+                        color: "#e5e7eb",
+                        fontSize: 12,
+                        fontWeight: 800,
+                        whiteSpace: "nowrap",
+                        overflow: "hidden",
+                        textOverflow: "ellipsis",
+                      }}
+                    >
+                      {row.entityName}
+                    </span>
+                    {row.entityIsNew ? <NewBadge title="Entity mới trong phiên này" /> : null}
+                    {row.linkIsNew ? <NewBadge title="Binding mới trong phiên này" /> : null}
+                  </div>
+                  <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+                    <span style={{ color: "#93c5fd", fontSize: 11, flex: "0 0 auto" }}>Wiki</span>
+                    <span
+                      style={{
+                        color: "#cbd5e1",
+                        fontSize: 12,
+                        whiteSpace: "nowrap",
+                        overflow: "hidden",
+                        textOverflow: "ellipsis",
+                      }}
+                    >
+                      {row.wikiTitle}
+                    </span>
+                    {row.wikiIsNew ? <NewBadge title="Wiki mới trong phiên này" /> : null}
+                  </div>
+                  <div
+                    style={{
+                      color: "#64748b",
+                      fontSize: 11,
+                      whiteSpace: "nowrap",
+                      overflow: "hidden",
+                      textOverflow: "ellipsis",
+                    }}
+                  >
+                    {row.entityId} ↔ {row.wikiId}
+                  </div>
+                </div>
+              ))}
+            </div>
+          ) : (
+            <div style={{ fontSize: 12, color: "#94a3b8" }}>No entity-wiki binding yet.</div>
+          )}
+        </div>
      </div>
      )}
    </div>
  );
 }

+function ActiveSelectionLabel({
+  label,
+  id,
+  isNew,
+}: {
+  label: string;
+  id: string;
+  isNew?: boolean;
+}) {
+  return (
+    <div style={{ marginTop: 6, display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+      <span style={{ color: "#cbd5e1", fontSize: 11, whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
+        {label}
+      </span>
+      <span style={{ color: "#64748b", fontSize: 11, whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
+        {id}
+      </span>
+      {isNew ? <NewBadge /> : null}
+    </div>
+  );
+}
+
 function PlusIcon() {
  return (
    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
@@ -1,10 +1,12 @@
 "use client";

-import { useMemo, useState } from "react";
+import { useMemo, useState, type CSSProperties, type KeyboardEvent } from "react";
+import NewBadge from "@/uhm/components/editor/NewBadge";

 type GeometryChoice = {
  id: string;
  label?: string;
+  isNew?: boolean;
 };

 type Props = {
@@ -12,6 +14,7 @@ type Props = {
  selectedGeometryId: string | null;
  selectedGeometryBindingIds: string[];
  onToggleBindGeometryForSelectedGeometry?: (geometryId: string, nextChecked: boolean) => void;
+  onFocusGeometry?: (geometryId: string) => void;
  statusText?: string | null;
  bindingFilterEnabled: boolean;
  onBindingFilterEnabledChange: (next: boolean) => void;
@@ -22,26 +25,47 @@ export default function GeometryBindingPanel({
  selectedGeometryId,
  selectedGeometryBindingIds,
  onToggleBindGeometryForSelectedGeometry,
+  onFocusGeometry,
  statusText,
  bindingFilterEnabled,
  onBindingFilterEnabledChange,
 }: Props) {
  const canBindToggle =
    Boolean(selectedGeometryId) && typeof onToggleBindGeometryForSelectedGeometry === "function";
+  const canFocusGeometry = typeof onFocusGeometry === "function";

  const [collapsed, setCollapsed] = useState(false);

  const rows = useMemo(() => {
    const cleaned = (geometries || [])
      .filter((g) => g && typeof g.id === "string" && g.id.trim().length > 0)
-      .map((g) => ({ id: g.id.trim(), label: (g.label || "").trim() }));
+      .map((g) => ({ id: g.id.trim(), label: (g.label || "").trim(), isNew: Boolean(g.isNew) }));
    cleaned.sort((a, b) => a.id.localeCompare(b.id));
    return cleaned;
  }, [geometries]);

  const bindingSet = useMemo(() => new Set(selectedGeometryBindingIds || []), [selectedGeometryBindingIds]);
+  const selectedGeometry = useMemo(() => {
+    if (!selectedGeometryId) return null;
+    return rows.find((g) => g.id === selectedGeometryId) || null;
+  }, [rows, selectedGeometryId]);
+  const visibleRows = useMemo(() => {
+    return rows
+      .filter((g) => g.id !== selectedGeometryId)
+      .sort((a, b) => {
+        const aBound = bindingSet.has(a.id);
+        const bBound = bindingSet.has(b.id);
+        if (aBound !== bBound) return aBound ? -1 : 1;
+        return a.id.localeCompare(b.id);
+      });
+  }, [bindingSet, rows, selectedGeometryId]);

-  const visibleRows = rows.slice(0, 12);
+  const handleFocusKeyDown = (event: KeyboardEvent<HTMLDivElement>, geometryId: string) => {
+    if (!canFocusGeometry) return;
+    if (event.key !== "Enter" && event.key !== " ") return;
+    event.preventDefault();
+    onFocusGeometry?.(geometryId);
+  };

  return (
    <div
@@ -100,10 +124,67 @@ export default function GeometryBindingPanel({
        </div>
      </div>

+      {collapsed ? null : selectedGeometry ? (
+        <div
+          style={{
+            marginTop: 10,
+            padding: "8px",
+            borderRadius: "6px",
+            border: "1px solid rgba(59, 130, 246, 0.45)",
+            background: "rgba(37, 99, 235, 0.12)",
+            cursor: canFocusGeometry ? "pointer" : "default",
+          }}
+          title={selectedGeometry.id}
+          role={canFocusGeometry ? "button" : undefined}
+          tabIndex={canFocusGeometry ? 0 : undefined}
+          onClick={() => onFocusGeometry?.(selectedGeometry.id)}
+          onKeyDown={(event) => handleFocusKeyDown(event, selectedGeometry.id)}
+        >
+          <div
+            style={{
+              fontSize: 10,
+              color: "#93c5fd",
+              fontWeight: 900,
+              textTransform: "uppercase",
+              lineHeight: 1,
+              marginBottom: 5,
+            }}
+          >
+            Selected
+          </div>
+          <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+            <span
+              style={{
+                fontSize: "12px",
+                color: "#e5e7eb",
+                fontWeight: 700,
+                whiteSpace: "nowrap",
+                overflow: "hidden",
+                textOverflow: "ellipsis",
+              }}
+            >
+              {selectedGeometry.label || selectedGeometry.id}
+            </span>
+            {selectedGeometry.isNew ? <NewBadge /> : null}
+          </div>
+          <div
+            style={{
+              marginTop: 3,
+              fontSize: "11px",
+              color: "#94a3b8",
+              whiteSpace: "nowrap",
+              overflow: "hidden",
+              textOverflow: "ellipsis",
+            }}
+          >
+            {selectedGeometry.id}
+          </div>
+        </div>
+      ) : null}
+
      {collapsed ? null : rows.length ? (
-        <div style={{ marginTop: "10px", display: "grid", gap: "6px" }}>
+        <div style={{ marginTop: "10px", display: "grid", gap: "6px", maxHeight: 250, overflowY: "auto", paddingRight: 4 }}>
          {visibleRows
-            .filter((g) => g.id !== selectedGeometryId)
            .map((g) => {
              const isBound = bindingSet.has(g.id);
              return (
@@ -112,27 +193,43 @@ export default function GeometryBindingPanel({
                  style={{
                    padding: "8px",
                    borderRadius: "6px",
-                    border: "1px solid #1f2937",
-                    background: "transparent",
+                    border: isBound ? "1px solid rgba(20, 184, 166, 0.65)" : "1px solid #1f2937",
+                    background: isBound ? "rgba(20, 184, 166, 0.12)" : "transparent",
                    display: "flex",
                    alignItems: "center",
                    gap: 10,
+                    cursor: canFocusGeometry ? "pointer" : "default",
                    opacity: canBindToggle ? 1 : 0.75,
                  }}
                  title={g.id}
+                  role={canFocusGeometry ? "button" : undefined}
+                  tabIndex={canFocusGeometry ? 0 : undefined}
+                  onClick={() => onFocusGeometry?.(g.id)}
+                  onKeyDown={(event) => handleFocusKeyDown(event, g.id)}
                >
                  <div style={{ flex: 1, minWidth: 0 }}>
                    <div
                      style={{
-                        fontSize: "12px",
-                        color: "#e5e7eb",
-                        fontWeight: 700,
-                        whiteSpace: "nowrap",
-                        overflow: "hidden",
-                        textOverflow: "ellipsis",
+                        display: "flex",
+                        alignItems: "center",
+                        gap: 6,
+                        minWidth: 0,
                      }}
                    >
-                      {g.label || g.id}
+                      <span
+                        style={{
+                          fontSize: "12px",
+                          color: "#e5e7eb",
+                          fontWeight: 700,
+                          whiteSpace: "nowrap",
+                          overflow: "hidden",
+                          textOverflow: "ellipsis",
+                        }}
+                      >
+                        {g.label || g.id}
+                      </span>
+                      {isBound ? <span style={boundBadgeStyle}>bound</span> : null}
+                      {g.isNew ? <NewBadge /> : null}
                    </div>
                    <div
                      style={{
@@ -151,7 +248,10 @@ export default function GeometryBindingPanel({
                    <button
                      type="button"
                      title={isBound ? "Unbind from selected geometry" : "Bind to selected geometry"}
-                      onClick={() => onToggleBindGeometryForSelectedGeometry!(g.id, !isBound)}
+                      onClick={(event) => {
+                        event.stopPropagation();
+                        onToggleBindGeometryForSelectedGeometry!(g.id, !isBound);
+                      }}
                      style={{
                        display: "inline-flex",
                        alignItems: "center",
@@ -176,11 +276,7 @@ export default function GeometryBindingPanel({
                </div>
              );
            })}
-          {rows.length > visibleRows.length ? (
-            <div style={{ fontSize: "12px", color: "#94a3b8" }}>
-              +{rows.length - visibleRows.length} more…
-            </div>
-          ) : null}
+
        </div>
      ) : (
        <div style={{ marginTop: "10px", fontSize: "12px", color: "#94a3b8" }}>
@@ -197,6 +293,24 @@ export default function GeometryBindingPanel({
  );
 }

+const boundBadgeStyle: CSSProperties = {
+  display: "inline-flex",
+  alignItems: "center",
+  justifyContent: "center",
+  flex: "0 0 auto",
+  height: 17,
+  padding: "0 6px",
+  borderRadius: 999,
+  border: "1px solid rgba(45, 212, 191, 0.5)",
+  background: "rgba(20, 184, 166, 0.18)",
+  color: "#99f6e4",
+  fontSize: 10,
+  fontWeight: 900,
+  lineHeight: 1,
+  textTransform: "uppercase",
+  letterSpacing: 0,
+};
+
 function LockIcon() {
  return (
    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
@@ -0,0 +1,47 @@
+import type { EditorMode } from "@/uhm/lib/editor/session/sessionTypes";
+
+export function ModeHint({ mode }: { mode: EditorMode }) {
+    if (mode === "add-line" || mode === "add-path") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Click để thêm điểm, Enter để hoàn tất, Esc để hủy.
+            </div>
+        );
+    }
+    if (mode === "add-circle") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Giữ chuột trái kéo để mở bán kính, thả chuột để hoàn tất.
+            </div>
+        );
+    }
+    if (mode === "add-point") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Chọn 1 điểm trên bản đồ để đặt địa điểm.
+            </div>
+        )
+    }
+    if (mode === "select") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Chọn 1 hình, đường, điểm trên bản đồ để xem chi tiết.
+            </div>
+        )
+    }
+    if (mode === "draw") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Chọn các điểm trên bản đồ để vẽ hình, ENTER để kết thúc, ESC để hủy.
+            </div>
+        )
+    }
+    if (mode === "replay") {
+        return (
+            <div style={{ marginTop: 6, fontSize: 12, color: "#93c5fd" }}>
+                Đang trong chế độ trình diễn diễn biến kịch bản.
+            </div>
+        )
+    }
+    return null;
+}
@@ -0,0 +1,33 @@
+"use client";
+
+import type { CSSProperties } from "react";
+
+type Props = {
+  title?: string;
+};
+
+export default function NewBadge({ title = "Created in this session and not committed yet" }: Props) {
+  return (
+    <span style={badgeStyle} title={title}>
+      new
+    </span>
+  );
+}
+
+const badgeStyle: CSSProperties = {
+  display: "inline-flex",
+  alignItems: "center",
+  justifyContent: "center",
+  flex: "0 0 auto",
+  height: 17,
+  padding: "0 6px",
+  borderRadius: 999,
+  border: "1px solid rgba(45, 212, 191, 0.55)",
+  background: "rgba(20, 184, 166, 0.16)",
+  color: "#5eead4",
+  fontSize: 10,
+  fontWeight: 900,
+  lineHeight: 1,
+  textTransform: "uppercase",
+  letterSpacing: 0,
+};
@@ -0,0 +1,62 @@
+import type { ReactNode } from "react";
+
+type PanelProps = {
+    title: string;
+    badge?: string | null;
+    defaultOpen?: boolean;
+    children: ReactNode;
+};
+
+export function Panel({
+    title,
+    badge,
+    defaultOpen,
+    children,
+}: PanelProps) {
+    return (
+        <details
+            open={Boolean(defaultOpen)}
+            style={{
+                marginTop: 10,
+                padding: 10,
+                background: "#111827",
+                borderRadius: 8,
+                border: "1px solid #1f2937",
+            }}
+        >
+            <summary
+                style={{
+                    cursor: "pointer",
+                    listStyle: "none",
+                    fontWeight: 900,
+                    fontSize: 13,
+                    color: "white",
+                    userSelect: "none",
+                    display: "flex",
+                    justifyContent: "space-between",
+                    alignItems: "center",
+                    gap: 8,
+                }}
+            >
+                <span>{title}</span>
+                {badge ? (
+                    <span
+                        style={{
+                            padding: "2px 8px",
+                            borderRadius: 999,
+                            border: "1px solid #334155",
+                            background: "#0b1220",
+                            color: "#cbd5e1",
+                            fontSize: 12,
+                            fontWeight: 850,
+                            flex: "0 0 auto",
+                        }}
+                    >
+                        {badge}
+                    </span>
+                ) : null}
+            </summary>
+            <div style={{ marginTop: 10 }}>{children}</div>
+        </details>
+    );
+}
@@ -1,8 +1,9 @@
 "use client";

-import { useEffect, useMemo, useState, type CSSProperties } from "react";
+import { useMemo, useState, type CSSProperties } from "react";
 import type { EntitySnapshot } from "@/uhm/types/entities";
 import type { EntityFormState } from "@/uhm/lib/editor/session/sessionTypes";
+import NewBadge from "@/uhm/components/editor/NewBadge";

 type Props = {
  entityRefs: EntitySnapshot[];
@@ -38,6 +39,22 @@ export default function ProjectEntityRefsPanel({
  const [isCreateOpen, setIsCreateOpen] = useState(false);
  const [collapsed, setCollapsed] = useState(false);
  const [activeEntityId, setActiveEntityId] = useState<string | null>(null);
+  const selectedEntityIdSet = useMemo(
+    () => new Set((selectedGeometryEntityIds || []).map(String)),
+    [selectedGeometryEntityIds]
+  );
+  const sortedEntityRefs = useMemo(() => {
+    const rows = [...(entityRefs || [])];
+    rows.sort((a, b) => {
+      const aBound = selectedEntityIdSet.has(String(a.id));
+      const bBound = selectedEntityIdSet.has(String(b.id));
+      if (aBound !== bBound) return aBound ? -1 : 1;
+      const aLabel = String(a.name || a.id || "");
+      const bLabel = String(b.name || b.id || "");
+      return aLabel.localeCompare(bLabel);
+    });
+    return rows;
+  }, [entityRefs, selectedEntityIdSet]);

  const activeEntity = useMemo(
    () => (activeEntityId ? entityRefs.find((e) => String(e.id) === String(activeEntityId)) || null : null),
@@ -46,18 +63,11 @@ export default function ProjectEntityRefsPanel({
  const [editName, setEditName] = useState("");
  const [editDescription, setEditDescription] = useState("");

-  useEffect(() => {
-    if (!activeEntityId) return;
-    if (!entityRefs.some((e) => String(e.id) === String(activeEntityId))) {
-      setActiveEntityId(null);
-    }
-  }, [activeEntityId, entityRefs]);
-
-  useEffect(() => {
-    if (!activeEntity) return;
-    setEditName(typeof activeEntity.name === "string" ? activeEntity.name : "");
-    setEditDescription(activeEntity.description == null ? "" : String(activeEntity.description));
-  }, [activeEntity?.description, activeEntity?.id, activeEntity?.name]);
+  const openEntityEditor = (entity: EntitySnapshot) => {
+    setActiveEntityId(String(entity.id));
+    setEditName(typeof entity.name === "string" ? entity.name : "");
+    setEditDescription(entity.description == null ? "" : String(entity.description));
+  };

  return (
    <div
@@ -96,81 +106,94 @@ export default function ProjectEntityRefsPanel({
        </div>
      </div>

-      {collapsed ? null : entityRefs.length ? (
-        <div style={{ marginTop: "10px", display: "grid", gap: "6px" }}>
-          {entityRefs.slice(0, 8).map((e) => (
-            <div
-              key={e.id}
-              style={{
-                padding: "8px",
-                borderRadius: "6px",
-                border: activeEntityId === String(e.id) ? "1px solid #2563eb" : "1px solid #1f2937",
-                background: "transparent",
-                display: "flex",
-                alignItems: "center",
-                gap: 10,
-              }}
-            >
-              <button
-                type="button"
-                onClick={() => setActiveEntityId(String(e.id))}
-                title="Chon de sua"
+      {collapsed ? null : sortedEntityRefs.length ? (
+        <div style={{ marginTop: "10px", display: "grid", gap: "6px", maxHeight: 250, overflowY: "auto", paddingRight: 4 }}>
+          {sortedEntityRefs.map((e) => {
+            const entityId = String(e.id);
+            const isBoundToSelectedGeometry = selectedEntityIdSet.has(entityId);
+            const isActive = activeEntityId === entityId;
+            return (
+              <div
+                key={e.id}
                style={{
-                  flex: 1,
-                  minWidth: 0,
-                  textAlign: "left",
-                  border: "none",
-                  background: "transparent",
-                  padding: 0,
-                  cursor: canEditEntity ? "pointer" : "default",
+                  padding: "8px",
+                  borderRadius: "6px",
+                  border: isActive
+                    ? "1px solid #2563eb"
+                    : isBoundToSelectedGeometry
+                      ? "1px solid rgba(20, 184, 166, 0.65)"
+                      : "1px solid #1f2937",
+                  background: isBoundToSelectedGeometry ? "rgba(20, 184, 166, 0.12)" : "transparent",
+                  display: "flex",
+                  alignItems: "center",
+                  gap: 10,
                }}
-                disabled={!canEditEntity}
              >
-                <div style={{ fontSize: "12px", color: "#e5e7eb", fontWeight: 700, whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
-                  {e.name || e.id}
-                </div>
-                <div style={{ fontSize: "11px", color: "#94a3b8", whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
-                  {e.id}
-                </div>
-              </button>
-              {canBindToggle ? (
                <button
                  type="button"
-                  title={selectedGeometryEntityIds!.includes(String(e.id)) ? "Unbind from selected geometry" : "Bind to selected geometry"}
-                  onClick={() =>
-                    onToggleBindEntityForSelectedGeometry!(
-                      String(e.id),
-                      !selectedGeometryEntityIds!.includes(String(e.id))
-                    )
-                  }
+                  onClick={() => openEntityEditor(e)}
+                  title="Chon de sua"
                  style={{
-                    display: "inline-flex",
-                    alignItems: "center",
-                    justifyContent: "center",
-                    width: 22,
-                    height: 22,
-                    borderRadius: 6,
-                    border: "1px solid #334155",
-                    background: "#0b1220",
-                    cursor: "pointer",
-                    flex: "0 0 auto",
+                    flex: 1,
+                    minWidth: 0,
+                    textAlign: "left",
+                    border: "none",
+                    background: "transparent",
+                    padding: 0,
+                    cursor: canEditEntity ? "pointer" : "default",
                  }}
-                  aria-label={
-                    selectedGeometryEntityIds!.includes(String(e.id))
-                      ? `Unbind entity ${String(e.id)} from selected geometry`
-                      : `Bind entity ${String(e.id)} to selected geometry`
-                  }
+                  disabled={!canEditEntity}
                >
-                  {selectedGeometryEntityIds!.includes(String(e.id)) ? (
-                    <UnlockIcon />
-                  ) : (
-                    <LockIcon />
-                  )}
+                  <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+                    <span style={{ fontSize: "12px", color: "#e5e7eb", fontWeight: 700, whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
+                      {e.name || e.id}
+                    </span>
+                    {isBoundToSelectedGeometry ? <span style={boundBadgeStyle}>bound</span> : null}
+                    {isNewEntityRef(e) ? <NewBadge /> : null}
+                  </div>
+                  <div style={{ fontSize: "11px", color: "#94a3b8", whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis" }}>
+                    {e.id}
+                  </div>
                </button>
-              ) : null}
-            </div>
-          ))}
-          {entityRefs.length > 8 ? <div style={{ fontSize: "12px", color: "#94a3b8" }}>+{entityRefs.length - 8} more…</div> : null}
+                {canBindToggle ? (
+                  <button
+                    type="button"
+                    title={isBoundToSelectedGeometry ? "Unbind from selected geometry" : "Bind to selected geometry"}
+                    onClick={() =>
+                      onToggleBindEntityForSelectedGeometry!(
+                        entityId,
+                        !isBoundToSelectedGeometry
+                      )
+                    }
+                    style={{
+                      display: "inline-flex",
+                      alignItems: "center",
+                      justifyContent: "center",
+                      width: 22,
+                      height: 22,
+                      borderRadius: 6,
+                      border: "1px solid #334155",
+                      background: "#0b1220",
+                      cursor: "pointer",
+                      flex: "0 0 auto",
+                    }}
+                    aria-label={
+                      isBoundToSelectedGeometry
+                        ? `Unbind entity ${entityId} from selected geometry`
+                        : `Bind entity ${entityId} to selected geometry`
+                    }
+                  >
+                    {isBoundToSelectedGeometry ? (
+                      <UnlockIcon />
+                    ) : (
+                      <LockIcon />
+                    )}
+                  </button>
+                ) : null}
+              </div>
+            );
+          })}
+
        </div>
      ) : (
        <div style={{ marginTop: "10px", fontSize: "12px", color: "#94a3b8" }}>No entity ref yet for this project.</div>
@@ -189,8 +212,11 @@ export default function ProjectEntityRefsPanel({
          }}
        >
          <div style={{ display: "flex", alignItems: "center", justifyContent: "space-between", gap: 8 }}>
-            <div style={{ color: "#a7f3d0", fontWeight: 700, fontSize: "12px" }}>
-              Sua entity
+            <div style={{ display: "flex", alignItems: "center", gap: 6, minWidth: 0 }}>
+              <span style={{ color: "#a7f3d0", fontWeight: 700, fontSize: "12px" }}>
+                Sua entity
+              </span>
+              {isNewEntityRef(activeEntity) ? <NewBadge /> : null}
            </div>
            <button
              type="button"
@@ -344,6 +370,10 @@ export default function ProjectEntityRefsPanel({
  );
 }

+function isNewEntityRef(entity: EntitySnapshot | null | undefined): boolean {
+  return entity?.source === "inline" && entity?.operation === "create";
+}
+
 const entityInputStyle: CSSProperties = {
  width: "100%",
  borderRadius: "6px",
@@ -354,6 +384,24 @@ const entityInputStyle: CSSProperties = {
  fontSize: "13px",
 };

+const boundBadgeStyle: CSSProperties = {
+  display: "inline-flex",
+  alignItems: "center",
+  justifyContent: "center",
+  flex: "0 0 auto",
+  height: 17,
+  padding: "0 6px",
+  borderRadius: 999,
+  border: "1px solid rgba(45, 212, 191, 0.5)",
+  background: "rgba(20, 184, 166, 0.18)",
+  color: "#99f6e4",
+  fontSize: 10,
+  fontWeight: 900,
+  lineHeight: 1,
+  textTransform: "uppercase",
+  letterSpacing: 0,
+};
+
 function LockIcon() {
  return (
    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" aria-hidden="true">
@@ -0,0 +1,36 @@
+import { Panel } from "./Panel";
+
+type ProjectPanelProps = {
+    sectionTitle: string;
+    projectStatus: string;
+    commitCount: number;
+    latestCommitLabel: string | null;
+};
+
+export function ProjectPanel({
+    sectionTitle,
+    projectStatus,
+    commitCount,
+    latestCommitLabel,
+}: ProjectPanelProps) {
+    return (
+        <Panel title="Project" defaultOpen>
+            <div style={{ fontSize: 12, color: "#cbd5e1", lineHeight: 1.4 }}>
+                <div style={{ color: "white", fontWeight: 850, overflowWrap: "anywhere" }}>{sectionTitle}</div>
+                <div style={{ marginTop: 6 }}>
+                    Status: <span style={{ color: "#e2e8f0" }}>{projectStatus}</span>
+                </div>
+                <div style={{ marginTop: 6 }}>
+                    Commits: <span style={{ color: "#e2e8f0" }}>{commitCount}</span>
+                </div>
+                <div style={{ marginTop: 6 }}>
+                    {latestCommitLabel ? (
+                        <span style={{ color: "#e2e8f0" }}>{latestCommitLabel}</span>
+                    ) : (
+                        <span style={{ color: "#94a3b8" }}>Chưa có head commit</span>
+                    )}
+                </div>
+            </div>
+        </Panel>
+    );
+}
@@ -1,25 +1,20 @@
 "use client";

 import { type CSSProperties, useMemo, useState } from "react";
-import { Entity } from "@/uhm/api/entities";
-import { Feature } from "@/uhm/lib/useEditorState";
+import { Feature } from "@/uhm/lib/editor/state/useEditorState";
 import {
-    EntityGeometryPreset,
-    EntityTypeGroupId,
-    EntityTypeOption,
-    findEntityTypeOption,
-    groupEntityTypeOptions,
-} from "@/uhm/lib/entityTypeOptions";
+    GeometryPreset,
+    GeometryTypeGroupId,
+    GeometryTypeOption,
+    findGeometryTypeOption,
+    groupGeometryTypeOptions,
+} from "@/uhm/lib/map/geo/geometryTypeOptions";
+import { normalizeGeoTypeKey } from "@/uhm/lib/map/geo/geoTypeMap";
 import type { GeometryMetaFormState } from "@/uhm/lib/editor/session/sessionTypes";

 type Props = {
-    selectedFeature: Feature | null;
-    selectedFeatureEntitySummary: string;
-    selectedFeatureBindingSummary: string;
-    entities: Entity[];
-    selectedGeometryEntityIds: string[];
-    onEntityIdsChange: (values: string[]) => void;
-    entityTypeOptions: EntityTypeOption[];
+    selectedFeatures: Feature[];
+    entityTypeOptions: GeometryTypeOption[];
    geometryMetaForm: GeometryMetaFormState;
    onGeometryMetaFormChange: (key: keyof GeometryMetaFormState, value: string) => void;
    isEntitySubmitting: boolean;
@@ -28,12 +23,7 @@ type Props = {
 };

 export default function SelectedGeometryPanel({
-    selectedFeature,
-    selectedFeatureEntitySummary,
-    selectedFeatureBindingSummary,
-    entities,
-    selectedGeometryEntityIds,
-    onEntityIdsChange,
+    selectedFeatures,
    entityTypeOptions,
    geometryMetaForm,
    onGeometryMetaFormChange,
@@ -78,15 +68,16 @@ export default function SelectedGeometryPanel({
    const visibleGeoApplyFeedback =
        geoApplyFeedback && geoApplyFeedback.signature === geoMetaSignature ? geoApplyFeedback : null;

-    if (!selectedFeature) return null;
+    if (!selectedFeatures || selectedFeatures.length === 0) return null;
+    const representativeFeature = selectedFeatures[0];

-    const groupedEntityTypeOptions = groupEntityTypeOptions(entityTypeOptions);
-    const featureGeometryPreset = resolveFeatureGeometryPreset(selectedFeature);
+    const groupedGeometryTypeOptions = groupGeometryTypeOptions(entityTypeOptions);
+    const featureGeometryPreset = resolveFeatureGeometryPreset(representativeFeature);
    const allowedGroupIds = getAllowedGroupIdsForPreset(featureGeometryPreset);
-    const groupedGeoTypeOptions = groupedEntityTypeOptions.filter((group) =>
+    const groupedGeoTypeOptions = groupedGeometryTypeOptions.filter((group) =>
        allowedGroupIds.includes(group.id)
    );
-    const selectedTypeOption = findEntityTypeOption(geometryMetaForm.type_key);
+    const selectedTypeOption = findGeometryTypeOption(geometryMetaForm.type_key);
    const hasCurrentVisibleTypeOption = groupedGeoTypeOptions.some((group) =>
        group.options.some((option) => option.value === geometryMetaForm.type_key)
    );
@@ -102,7 +93,7 @@ export default function SelectedGeometryPanel({
        >
            <div style={{ display: "flex", alignItems: "center", justifyContent: "space-between", gap: 8, marginBottom: "8px" }}>
                <div style={{ fontWeight: 700, fontSize: "14px" }}>
-                    Entity & Geometry
+                    Geometry property
                </div>
                <button
                    type="button"
@@ -129,67 +120,6 @@ export default function SelectedGeometryPanel({

            {collapsed ? null : (
            <div style={{ display: "grid", gap: "8px", fontSize: "13px" }}>
-                <div style={{ color: "#e2e8f0" }}>
-                    ID: {String(selectedFeature.properties.id)}
-                </div>
-                <div style={{ color: "#cbd5e1" }}>
-                    Entities hiện tại: {selectedFeatureEntitySummary}
-                </div>
-                <div style={{ color: "#cbd5e1" }}>
-                    Binding hiện tại: {selectedFeatureBindingSummary}
-                </div>
-                <div style={{ color: "#cbd5e1" }}>
-                    Geometry preset: {formatGeometryPresetLabel(featureGeometryPreset)}
-                </div>
-
-                <div style={{ color: "#94a3b8", fontSize: "12px" }}>
-                    Entities đã chọn:
-                </div>
-                {selectedGeometryEntityIds.length ? (
-                    <div style={{ display: "grid", gap: "6px" }}>
-                        {selectedGeometryEntityIds.map((entityId) => {
-                            const entity = entities.find((item) => item.id === entityId) || null;
-                            const label = entity?.name
-                                ? `${entity.name} (${entityId})`
-                                : entityId;
-
-                            return (
-                                <div
-                                    key={entityId}
-                                    style={{
-                                        display: "flex",
-                                        alignItems: "center",
-                                        justifyContent: "space-between",
-                                        gap: "8px",
-                                        background: "#111827",
-                                        border: "1px solid #334155",
-                                        borderRadius: "6px",
-                                        padding: "6px 8px",
-                                    }}
-                                >
-                                    <span style={{ color: "#e2e8f0" }}>{label}</span>
-                                    <button
-                                        type="button"
-                                        onClick={() =>
-                                            onEntityIdsChange(
-                                                selectedGeometryEntityIds.filter((id) => id !== entityId)
-                                            )
-                                        }
-                                        disabled={isEntitySubmitting}
-                                        style={removeButtonStyle}
-                                    >
-                                        Bỏ
-                                    </button>
-                                </div>
-                            );
-                        })}
-                    </div>
-                ) : (
-                    <div style={{ color: "#fca5a5", fontSize: "12px" }}>
-                        Chưa có entity nào được gắn.
-                    </div>
-                )}
-
                    <div
                        style={{
                            display: "grid",
@@ -305,16 +235,6 @@ const entityInputStyle: CSSProperties = {
    fontSize: "13px",
 };

-const removeButtonStyle: CSSProperties = {
-    border: "none",
-    borderRadius: "6px",
-    padding: "4px 8px",
-    cursor: "pointer",
-    background: "#7f1d1d",
-    color: "#ffffff",
-    fontSize: "12px",
-};
-
 const primaryGeometryButtonStyle: CSSProperties = {
    border: "none",
    borderRadius: "6px",
@@ -341,20 +261,20 @@ function MinusIcon() {
    );
 }

-function resolveFeatureGeometryPreset(feature: Feature): EntityGeometryPreset {
+function resolveFeatureGeometryPreset(feature: Feature): GeometryPreset {
    const explicitPreset = normalizeGeometryPreset(feature.properties.geometry_preset);
    if (explicitPreset) return explicitPreset;

    const semanticType = normalizeTypeId(feature.properties.type) || normalizeTypeId(feature.properties.entity_type_id);
    if (semanticType) {
-        const option = findEntityTypeOption(semanticType);
+        const option = findGeometryTypeOption(semanticType);
        if (option) return option.geometryPreset;
    }

    return mapGeometryTypeToPreset(feature.geometry.type);
 }

-function normalizeGeometryPreset(value: unknown): EntityGeometryPreset | null {
+function normalizeGeometryPreset(value: unknown): GeometryPreset | null {
    if (typeof value !== "string") return null;
    const normalized = value.trim().toLowerCase();
    if (
@@ -369,14 +289,12 @@ function normalizeGeometryPreset(value: unknown): EntityGeometryPreset | null {
 }

 function normalizeTypeId(value: unknown): string | null {
-    if (typeof value !== "string") return null;
-    const normalized = value.trim().toLowerCase();
-    return normalized.length ? normalized : null;
+    return normalizeGeoTypeKey(value);
 }

 function mapGeometryTypeToPreset(
    geometryType: Feature["geometry"]["type"]
-): EntityGeometryPreset {
+): GeometryPreset {
    if (geometryType === "Point" || geometryType === "MultiPoint") {
        return "point";
    }
@@ -387,8 +305,8 @@ function mapGeometryTypeToPreset(
 }

 function getAllowedGroupIdsForPreset(
-    geometryPreset: EntityGeometryPreset
-): EntityTypeGroupId[] {
+    geometryPreset: GeometryPreset
+): GeometryTypeGroupId[] {
    if (geometryPreset === "point") {
        return ["point"];
    }
@@ -403,11 +321,3 @@ function getAllowedGroupIdsForPreset(

    return ["polygon"];
 }
-
-function formatGeometryPresetLabel(preset: EntityGeometryPreset | null): string {
-    if (preset === "point") return "point - Điểm";
-    if (preset === "line") return "line - Tuyến";
-    if (preset === "circle-area") return "circle - Tròn";
-    if (preset === "polygon") return "polygon - Đa giác";
-    return "unknown";
-}
@@ -0,0 +1,66 @@
+type SubmitModalProps = {
+    isSubmitModalOpen: boolean;
+    submitContent: string;
+    setSubmitContent: (content: string) => void;
+    handleCancelSubmit: () => void;
+    handleConfirmSubmit: () => void;
+};
+
+export function SubmitModal({
+    isSubmitModalOpen,
+    submitContent,
+    setSubmitContent,
+    handleCancelSubmit,
+    handleConfirmSubmit,
+}: SubmitModalProps) {
+    if (!isSubmitModalOpen) return null;
+
+    const textAreaStyle = {
+        width: "100%",
+        marginTop: 8,
+        padding: "8px 10px",
+        borderRadius: 6,
+        border: "1px solid #334155",
+        background: "#0b1220",
+        color: "white",
+        boxSizing: "border-box",
+        fontSize: 13,
+        outline: "none",
+        resize: "vertical",
+        fontFamily: "inherit",
+        height: 100,
+    } as const;
+
+    return (
+        <div style={{
+            position: "fixed",
+            top: 0, left: 0, right: 0, bottom: 0,
+            backgroundColor: "rgba(0, 0, 0, 0.7)",
+            display: "flex",
+            alignItems: "center",
+            justifyContent: "center",
+            zIndex: 1000
+        }}>
+            <div style={{
+                background: "#0b1220",
+                padding: 20,
+                borderRadius: 8,
+                border: "1px solid #334155",
+                width: 400,
+                color: "white"
+            }}>
+                <h3 style={{ marginTop: 0 }}>Nội dung Submit</h3>
+                <textarea
+                    value={submitContent}
+                    onChange={(e) => setSubmitContent(e.target.value)}
+                    placeholder="Nhập nội dung submit..."
+                    style={textAreaStyle}
+                />
+                <div style={{ display: "flex", justifyContent: "flex-end", gap: 10, marginTop: 15 }}>
+                    <button onClick={handleCancelSubmit} style={{ padding: "8px 16px", borderRadius: 6, cursor: "pointer", border: "1px solid #334155", background: "transparent", color: "white" }}>Hủy</button>
+                    <button onClick={handleConfirmSubmit} style={{ padding: "8px 16px", borderRadius: 6, cursor: "pointer", border: "none", background: "#16a34a", color: "white", fontWeight: "bold" }}>Gửi Submit</button>
+                </div>
+            </div>
+        </div>
+    );
+}
@@ -0,0 +1,86 @@
+import type { EditorMode } from "@/uhm/lib/editor/session/sessionTypes";
+import { Panel } from "./Panel";
+import { ModeHint } from "./ModeHint";
+
+type ToolsPanelProps = {
+    mode: EditorMode;
+    setMode: (mode: EditorMode) => void;
+    onUndo: () => void;
+};
+
+export function ToolsPanel({ mode, setMode, onUndo }: ToolsPanelProps) {
+    const toggleMode = (newMode: EditorMode) => {
+        if (mode === newMode) {
+            setMode("idle");
+        } else {
+            setMode(newMode);
+        }
+    };
+
+    const modeButtonStyle = (btnMode: EditorMode) =>
+        ({
+            padding: "8px 10px",
+            borderRadius: 6,
+            border: "1px solid #334155",
+            background: mode === btnMode ? "#16a34a" : "#111827",
+            color: "white",
+            cursor: "pointer",
+            fontWeight: 800,
+            fontSize: 12,
+            minHeight: 34,
+            boxSizing: "border-box",
+        }) as const;
+
+    return (
+        <Panel title="Tools" defaultOpen>
+            <div style={{ display: "grid", gridTemplateColumns: "1fr 1fr", gap: 8 }}>
+                <button style={modeButtonStyle("select")} onClick={() => toggleMode("select")} title="Select">
+                    Select
+                </button>
+                <button style={modeButtonStyle("draw")} onClick={() => toggleMode("draw")} title="Draw polygon">
+                    Draw
+                </button>
+                <button style={modeButtonStyle("add-point")} onClick={() => setMode("add-point")} title="Add point">
+                    Point
+                </button>
+                <button style={modeButtonStyle("add-line")} onClick={() => setMode("add-line")} title="Add line">
+                    Line
+                </button>
+                <button style={modeButtonStyle("add-path")} onClick={() => setMode("add-path")} title="Add path">
+                    Path
+                </button>
+                <button style={modeButtonStyle("add-circle")} onClick={() => setMode("add-circle")} title="Add circle">
+                    Circle
+                </button>
+            </div>
+
+            <div style={{ marginTop: 10, fontSize: 12, color: "#94a3b8" }}>
+                Mode: <span style={{ color: "white", fontWeight: 850 }}>{mode}</span>
+            </div>
+            <ModeHint mode={mode} />
+
+            <div style={{ marginTop: 10, display: "grid", gridTemplateColumns: "1fr 1fr", gap: 8 }}>
+                <button
+                    style={{
+                        ...modeButtonStyle("idle"),
+                        background: "#111827",
+                    }}
+                    onClick={() => setMode("idle")}
+                    title="Tắt tool hiện tại"
+                >
+                    Idle
+                </button>
+                <button
+                    style={{
+                        ...modeButtonStyle("idle"),
+                        background: "#334155",
+                    }}
+                    onClick={onUndo}
+                    title="Undo thao tác gần nhất"
+                >
+                    Undo
+                </button>
+            </div>
+        </Panel>
+    );
+}
@@ -0,0 +1,56 @@
+import type { UndoAction } from "@/uhm/lib/editor/state/useEditorState";
+import { Panel } from "./Panel";
+
+type UndoListPanelProps = {
+    undoStack: UndoAction[];
+};
+
+export function UndoListPanel({ undoStack }: UndoListPanelProps) {
+    const recentUndoLabels = (() => {
+        const seen = new Set<string>();
+        const labels: string[] = [];
+        for (let i = undoStack.length - 1; i >= 0 && labels.length < 8; i -= 1) {
+            const label = formatUndoLabel(undoStack[i]);
+            if (seen.has(label)) continue;
+            seen.add(label);
+            labels.push(label);
+        }
+        return labels.reverse();
+    })();
+
+    return (
+        <Panel title="Undo List" badge={String(recentUndoLabels.length)} defaultOpen={false}>
+            {recentUndoLabels.length === 0 ? (
+                <div style={{ color: "#94a3b8", fontSize: 13 }}>Chưa có thao tác</div>
+            ) : (
+                <ul style={{ listStyle: "none", margin: 0, padding: 0, fontSize: 13, color: "#e2e8f0" }}>
+                    {recentUndoLabels.map((label, idx) => (
+                        <li key={`${label}-${idx}`} style={{ padding: "6px 0", borderBottom: "1px solid #1f2937" }}>
+                            {label}
+                        </li>
+                    ))}
+                </ul>
+            )}
+        </Panel>
+    );
+}
+
+export function formatUndoLabel(action: UndoAction) {
+    switch (action.type) {
+        case "create":
+            return `Thêm mới #${action.id}`;
+        case "delete":
+            return `Xóa #${action.feature.properties.id}`;
+        case "update":
+            return `Chỉnh sửa #${action.id}`;
+        case "properties":
+            return `Cập nhật thuộc tính #${action.id}`;
+        case "snapshot_entities":
+        case "snapshot_wikis":
+        case "snapshot_entity_wiki":
+        case "group":
+            return action.label;
+        default:
+            return "Tác vụ";
+    }
+}
@@ -0,0 +1,812 @@
+import maplibregl from "maplibre-gl";
+import polylabel from "polylabel";
+import { BACKGROUND_LAYER_OPTIONS, BackgroundLayerVisibility } from "@/uhm/lib/map/styles/backgroundLayers";
+import { Feature, FeatureCollection, Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import {
+    FEATURE_STATE_SOURCE_IDS,
+    PATH_ARROW_ICON_ID,
+    RASTER_BASE_INSERT_BEFORE_LAYER_ID,
+    RASTER_BASE_LAYER_ID,
+    RASTER_BASE_SOURCE_ID,
+    PATH_ARROW_SOURCE_ID
+} from "@/uhm/lib/map/constants";
+import { PATH_RENDER_BY_TYPE } from "@/uhm/lib/map/styles/style";
+import { getRasterTileTemplateUrl } from "@/uhm/api/tiles";
+import { newId } from "@/uhm/lib/utils/id";
+import { normalizeGeoTypeKey } from "@/uhm/lib/map/geo/geoTypeMap";
+
+type Coordinate = [number, number];
+type PolygonCoordinates = Coordinate[][];
+type FeatureLabelInfo = {
+    entityId: string;
+    label: string;
+};
+
+export function applyBackgroundLayerVisibility(
+    map: maplibregl.Map,
+    visibility: BackgroundLayerVisibility
+) {
+    syncRasterBaseVisibility(map, visibility[RASTER_BASE_LAYER_ID]);
+
+    for (const layer of BACKGROUND_LAYER_OPTIONS) {
+        if (layer.id === RASTER_BASE_LAYER_ID) continue;
+        if (!map.getLayer(layer.id)) continue;
+        map.setLayoutProperty(
+            layer.id,
+            "visibility",
+            visibility[layer.id] ? "visible" : "none"
+        );
+    }
+}
+
+export function syncRasterBaseVisibility(map: maplibregl.Map, shouldShow: boolean) {
+    if (shouldShow) {
+        ensureRasterBaseLayer(map);
+        return;
+    }
+    removeRasterBaseLayer(map);
+}
+
+export function ensureRasterBaseLayer(map: maplibregl.Map) {
+    if (!map.getSource(RASTER_BASE_SOURCE_ID)) {
+        map.addSource(RASTER_BASE_SOURCE_ID, createRasterBaseSource());
+    }
+
+    if (!map.getLayer(RASTER_BASE_LAYER_ID)) {
+        const beforeId = map.getLayer(RASTER_BASE_INSERT_BEFORE_LAYER_ID)
+            ? RASTER_BASE_INSERT_BEFORE_LAYER_ID
+            : undefined;
+        map.addLayer(createRasterBaseLayer(), beforeId);
+    }
+
+    map.setLayoutProperty(RASTER_BASE_LAYER_ID, "visibility", "visible");
+}
+
+export function removeRasterBaseLayer(map: maplibregl.Map) {
+    if (map.getLayer(RASTER_BASE_LAYER_ID)) {
+        map.removeLayer(RASTER_BASE_LAYER_ID);
+    }
+
+    if (map.getSource(RASTER_BASE_SOURCE_ID)) {
+        map.removeSource(RASTER_BASE_SOURCE_ID);
+    }
+}
+
+export function createRasterBaseSource() {
+    return {
+        type: "raster" as const,
+        tiles: [getRasterTileTemplateUrl()],
+        tileSize: 256,
+        minzoom: 0,
+        maxzoom: 6,
+    };
+}
+
+export function createRasterBaseLayer() {
+    return {
+        id: RASTER_BASE_LAYER_ID,
+        type: "raster" as const,
+        source: RASTER_BASE_SOURCE_ID,
+        paint: {
+            "raster-opacity": 0.92,
+            "raster-resampling": "linear" as const,
+        },
+    };
+}
+
+export function getSelectableLayers(map: maplibregl.Map): string[] {
+    const selectableSources = ["countries", "places", PATH_ARROW_SOURCE_ID];
+    const style = map.getStyle();
+    if (!style || !style.layers) return [];
+    
+    return style.layers
+        .filter((layer) => "source" in layer && selectableSources.includes(layer.source as string))
+        .map((layer) => layer.id);
+}
+
+export function filterDraftByBinding(
+    fc: FeatureCollection,
+    selectedFeatureIds: (string | number)[],
+    highlightFeatures?: FeatureCollection | null
+): FeatureCollection {
+    const selectedIds = new Set(selectedFeatureIds.map(String));
+    if (highlightFeatures?.features) {
+        for (const f of highlightFeatures.features) {
+            if (f.properties?.id != null) selectedIds.add(String(f.properties.id));
+        }
+    }
+
+    const childIds = new Set<string>();
+    for (const feature of fc.features) {
+        for (const id of normalizeBindingIds(feature.properties.binding)) {
+            childIds.add(id);
+        }
+    }
+
+    if (selectedIds.size === 0) {
+        return { ...fc, features: fc.features.filter((f) => !childIds.has(String(f.properties.id))) };
+    }
+
+    const selectedChildren = new Set<string>();
+    for (const feature of fc.features) {
+        if (selectedIds.has(String(feature.properties.id))) {
+            for (const id of normalizeBindingIds(feature.properties.binding)) {
+                selectedChildren.add(id);
+            }
+        }
+    }
+
+    return {
+        ...fc,
+        features: fc.features.filter((feature) => {
+            const featureId = String(feature.properties.id);
+            if (selectedIds.has(featureId)) return true;
+            if (selectedChildren.has(featureId)) return true;
+            return !childIds.has(featureId);
+        }),
+    };
+}
+
+export function filterDraftByGeometryVisibility(
+    fc: FeatureCollection,
+    visibility: Record<string, boolean> | null | undefined
+): FeatureCollection {
+    if (!visibility) return fc;
+
+    return {
+        ...fc,
+        features: fc.features.filter((feature) => {
+            const id = String(feature.properties.id);
+            // Kiểm tra ẩn theo ID cụ thể (ưu tiên cao nhất)
+            if (visibility[id] === false) return false;
+
+            const key = getFeatureSemanticType(feature);
+            if (!key) return true;
+            // Kiểm tra ẩn theo loại (semantic type)
+            return visibility[key] !== false;
+        }),
+    };
+}
+
+export function normalizeBindingIds(rawBinding: unknown): string[] {
+    if (!Array.isArray(rawBinding)) return [];
+    const deduped: string[] = [];
+    const seen = new Set<string>();
+    for (const rawId of rawBinding) {
+        if (typeof rawId !== "string" && typeof rawId !== "number") continue;
+        const id = String(rawId).trim();
+        if (!id || seen.has(id)) continue;
+        seen.add(id);
+        deduped.push(id);
+    }
+    return deduped;
+}
+
+export function splitDraftFeatures(fc: FeatureCollection) {
+    const polygons = {
+        type: "FeatureCollection",
+        features: fc.features.filter((f) =>
+            f.geometry.type !== "Point" && f.geometry.type !== "MultiPoint"
+        ),
+    } as FeatureCollection;
+
+    const points = {
+        type: "FeatureCollection",
+        features: fc.features.filter((f) =>
+            f.geometry.type === "Point" || f.geometry.type === "MultiPoint"
+        ),
+    } as FeatureCollection;
+
+    return { polygons, points };
+}
+
+export function decoratePointFeaturesWithLabels(fc: FeatureCollection, labelContext: FeatureCollection = fc): FeatureCollection {
+    const getLabel = createFeatureLabelResolver(labelContext);
+    return {
+        ...fc,
+        features: fc.features.map((feature) => ({
+            ...feature,
+            properties: {
+                ...feature.properties,
+                point_label: getLabel(feature),
+            },
+        })),
+    };
+}
+
+export function decorateLineFeaturesWithLabels(fc: FeatureCollection, labelContext: FeatureCollection = fc): FeatureCollection {
+    const getLabel = createFeatureLabelResolver(labelContext);
+    return {
+        ...fc,
+        features: fc.features.map((feature) => ({
+            ...feature,
+            properties: {
+                ...feature.properties,
+                line_label: isLineGeometry(feature.geometry) ? getLabel(feature) : null,
+            },
+        })),
+    };
+}
+
+export function buildPolygonLabelFeatureCollection(fc: FeatureCollection, labelContext: FeatureCollection = fc): FeatureCollection {
+    const getLabel = createFeatureLabelResolver(labelContext);
+    const features: Feature[] = [];
+
+    for (const feature of fc.features) {
+        const label = getLabel(feature);
+        if (!label) continue;
+
+        const labelPoint = getPolygonLabelPoint(feature.geometry);
+        if (!labelPoint) continue;
+
+        features.push({
+            type: "Feature",
+            properties: {
+                ...feature.properties,
+                id: `${feature.properties.id}:polygon-label`,
+                polygon_label: label,
+            },
+            geometry: {
+                type: "Point",
+                coordinates: labelPoint,
+            },
+        });
+    }
+
+    return { type: "FeatureCollection", features };
+}
+
+export function setSelectedFeatureState(
+    map: maplibregl.Map,
+    id: string | number | null,
+    selected: boolean
+) {
+    if (id === null) return;
+    for (const sourceId of FEATURE_STATE_SOURCE_IDS) {
+        if (!map.getSource(sourceId)) continue;
+        map.setFeatureState({ source: sourceId, id }, { selected });
+    }
+}
+
+export function fitMapToFeatureCollection(
+    map: maplibregl.Map,
+    fc: FeatureCollection,
+    padding?: number | maplibregl.PaddingOptions,
+    options?: {
+        duration?: number;
+        maxZoom?: number;
+        pointZoom?: number;
+    }
+): boolean {
+    const bbox = getFeatureCollectionBBox(fc);
+    if (!bbox) return false;
+
+    const resolvedPadding = typeof padding === "number" || padding ? padding : 58;
+    const duration = options?.duration ?? 0;
+    const maxZoom = options?.maxZoom ?? 7;
+    const pointZoom = options?.pointZoom ?? 6;
+
+    const lngSpan = Math.abs(bbox.maxLng - bbox.minLng);
+    const latSpan = Math.abs(bbox.maxLat - bbox.minLat);
+    if (lngSpan < 0.000001 && latSpan < 0.000001) {
+        map.easeTo({
+            center: [bbox.minLng, bbox.minLat],
+            zoom: pointZoom,
+            padding: resolvedPadding,
+            duration,
+        });
+        return true;
+    }
+
+    map.fitBounds(
+        [
+            [bbox.minLng, bbox.minLat],
+            [bbox.maxLng, bbox.maxLat],
+        ],
+        {
+            padding: resolvedPadding,
+            maxZoom,
+            duration,
+        }
+    );
+    return true;
+}
+
+export function getFeatureCollectionBBox(
+    fc: FeatureCollection
+): { minLng: number; minLat: number; maxLng: number; maxLat: number } | null {
+    const points = fc.features.flatMap((feature) => collectCoordinatePairs(feature.geometry.coordinates));
+    if (!points.length) return null;
+
+    let minLng = Number.POSITIVE_INFINITY;
+    let minLat = Number.POSITIVE_INFINITY;
+    let maxLng = Number.NEGATIVE_INFINITY;
+    let maxLat = Number.NEGATIVE_INFINITY;
+
+    for (const [lng, lat] of points) {
+        minLng = Math.min(minLng, lng);
+        minLat = Math.min(minLat, lat);
+        maxLng = Math.max(maxLng, lng);
+        maxLat = Math.max(maxLat, lat);
+    }
+
+    return { minLng, minLat, maxLng, maxLat };
+}
+
+export function collectCoordinatePairs(value: unknown): Array<[number, number]> {
+    if (!Array.isArray(value)) return [];
+    if (
+        value.length >= 2 &&
+        typeof value[0] === "number" &&
+        typeof value[1] === "number" &&
+        Number.isFinite(value[0]) &&
+        Number.isFinite(value[1])
+    ) {
+        return [[value[0], value[1]]];
+    }
+    return value.flatMap((item) => collectCoordinatePairs(item));
+}
+
+export function buildPathArrowFeatureCollection(fc: FeatureCollection): FeatureCollection {
+    const features: Feature[] = [];
+
+    for (const feature of fc.features) {
+        if (!isPathFeature(feature)) continue;
+
+        const coordinateGroups = getLineCoordinateGroups(feature.geometry);
+        for (const coordinates of coordinateGroups) {
+            const geometry = buildPathArrowGeometry(coordinates);
+            if (!geometry) continue;
+            features.push({
+                type: "Feature",
+                properties: { ...feature.properties },
+                geometry,
+            });
+        }
+    }
+
+    return {
+        type: "FeatureCollection",
+        features,
+    };
+}
+
+export function isPathFeature(feature: Feature): boolean {
+    const featureType = getFeatureSemanticType(feature);
+    return Boolean(featureType && PATH_RENDER_BY_TYPE[featureType]);
+}
+
+export function getFeatureSemanticType(feature: Feature): string | null {
+    const value = feature.properties.type || feature.properties.entity_type_id || null;
+    return normalizeGeoTypeKey(value);
+}
+
+export function buildPathArrowGeometry(coords: [number, number][]): Geometry | null {
+    const sourceCoords = removeDuplicatePathCoords(coords);
+    if (sourceCoords.length < 2) return null;
+
+    const origin = sourceCoords[0];
+    const originLatRad = toRadians(origin[1]);
+    const cosOriginLat = Math.max(Math.cos(originLatRad), 0.000001);
+    const projected = sourceCoords.map((coord) => projectLngLat(coord, origin, cosOriginLat));
+    const measured = buildMeasuredPath(projected);
+    const totalLength = measured[measured.length - 1]?.distance || 0;
+    if (totalLength <= 0) return null;
+
+    const headLength = clampNumber(totalLength * 0.24, totalLength * 0.12, totalLength * 0.45);
+    const bodyEndDistance = Math.max(totalLength - headLength, totalLength * 0.35);
+    const bodyPoints = measured
+        .filter((point) => point.distance < bodyEndDistance)
+        .map(({ x, y, distance }) => ({ x, y, distance }));
+    bodyPoints.push(pointAtDistance(measured, bodyEndDistance));
+
+    if (bodyPoints.length < 2) return null;
+
+    const tailWidth = clampNumber(totalLength * 0.005, 8000, 40000);
+    const shoulderWidth = clampNumber(totalLength * 0.015, 18000, 100000);
+    const headWidth = shoulderWidth * 2.0;
+
+    const leftBody: ProjectedPoint[] = [];
+    const rightBody: ProjectedPoint[] = [];
+
+    for (let i = 0; i < bodyPoints.length; i += 1) {
+        const point = bodyPoints[i];
+        const normal = normalAt(bodyPoints, i);
+        const progress = bodyEndDistance > 0
+            ? Math.pow(clampNumber(point.distance / bodyEndDistance, 0, 1), 0.9)
+            : 0;
+        const width = tailWidth + (shoulderWidth - tailWidth) * progress;
+        const half = width / 2;
+        leftBody.push({
+            x: point.x + normal.x * half,
+            y: point.y + normal.y * half,
+        });
+        rightBody.push({
+            x: point.x - normal.x * half,
+            y: point.y - normal.y * half,
+        });
+    }
+
+    const base = bodyPoints[bodyPoints.length - 1];
+    const tip = pointAtDistance(measured, totalLength);
+    const headNormal = normalFromSegment(base, tip) || normalAt(bodyPoints, bodyPoints.length - 1);
+    const headHalf = headWidth / 2;
+    const headBaseLeft = {
+        x: base.x + headNormal.x * headHalf,
+        y: base.y + headNormal.y * headHalf,
+    };
+    const headBaseRight = {
+        x: base.x - headNormal.x * headHalf,
+        y: base.y - headNormal.y * headHalf,
+    };
+
+    const ring = [
+        ...leftBody,
+        headBaseLeft,
+        { x: tip.x, y: tip.y },
+        headBaseRight,
+        ...rightBody.reverse(),
+        leftBody[0],
+    ].map((point) => unprojectLngLat(point, origin, cosOriginLat));
+
+    if (ring.length < 4) return null;
+    return {
+        type: "Polygon",
+        coordinates: [ring],
+    };
+}
+
+export type ProjectedPoint = {
+    x: number;
+    y: number;
+};
+
+export type MeasuredPoint = ProjectedPoint & {
+    distance: number;
+};
+
+export function removeDuplicatePathCoords(coords: [number, number][]): [number, number][] {
+    const result: [number, number][] = [];
+    for (const coord of coords) {
+        const last = result[result.length - 1];
+        if (last && last[0] === coord[0] && last[1] === coord[1]) continue;
+        result.push(coord);
+    }
+    return result;
+}
+
+export function projectLngLat(
+    coord: [number, number],
+    origin: [number, number],
+    cosOriginLat: number
+): ProjectedPoint {
+    const earthRadiusMeters = 6371008.8;
+    return {
+        x: toRadians(coord[0] - origin[0]) * earthRadiusMeters * cosOriginLat,
+        y: toRadians(coord[1] - origin[1]) * earthRadiusMeters,
+    };
+}
+
+export function unprojectLngLat(
+    point: ProjectedPoint,
+    origin: [number, number],
+    cosOriginLat: number
+): [number, number] {
+    const earthRadiusMeters = 6371008.8;
+    return [
+        origin[0] + toDegrees(point.x / (earthRadiusMeters * cosOriginLat)),
+        origin[1] + toDegrees(point.y / earthRadiusMeters),
+    ];
+}
+
+export function buildMeasuredPath(points: ProjectedPoint[]): MeasuredPoint[] {
+    let distance = 0;
+    return points.map((point, index) => {
+        if (index > 0) {
+            distance += distanceProjected(points[index - 1], point);
+        }
+        return {
+            ...point,
+            distance,
+        };
+    });
+}
+
+export function pointAtDistance(points: MeasuredPoint[], targetDistance: number): MeasuredPoint {
+    if (targetDistance <= 0) return points[0];
+    for (let i = 1; i < points.length; i += 1) {
+        const prev = points[i - 1];
+        const next = points[i];
+        if (targetDistance > next.distance) continue;
+        const segmentLength = next.distance - prev.distance;
+        const t = segmentLength > 0 ? (targetDistance - prev.distance) / segmentLength : 0;
+        return {
+            x: prev.x + (next.x - prev.x) * t,
+            y: prev.y + (next.y - prev.y) * t,
+            distance: targetDistance,
+        };
+    }
+    return points[points.length - 1];
+}
+
+export function normalAt(points: ProjectedPoint[], index: number): ProjectedPoint {
+    const prev = points[Math.max(0, index - 1)];
+    const next = points[Math.min(points.length - 1, index + 1)];
+    return normalFromSegment(prev, next) || { x: 0, y: 1 };
+}
+
+export function normalFromSegment(a: ProjectedPoint, b: ProjectedPoint): ProjectedPoint | null {
+    const dx = b.x - a.x;
+    const dy = b.y - a.y;
+    const length = Math.hypot(dx, dy);
+    if (length <= 0) return null;
+    return {
+        x: -dy / length,
+        y: dx / length,
+    };
+}
+
+export function distanceProjected(a: ProjectedPoint, b: ProjectedPoint): number {
+    return Math.hypot(b.x - a.x, b.y - a.y);
+}
+
+export function toRadians(value: number): number {
+    return (value * Math.PI) / 180;
+}
+
+export function toDegrees(value: number): number {
+    return (value * 180) / Math.PI;
+}
+
+export function ensurePathArrowIcon(map: maplibregl.Map): boolean {
+    if (map.hasImage(PATH_ARROW_ICON_ID)) return true;
+    const imageData = createPathArrowImageData();
+    if (!imageData) return false;
+    map.addImage(PATH_ARROW_ICON_ID, imageData, { pixelRatio: 2 });
+    return true;
+}
+
+export function createPathArrowImageData(): ImageData | null {
+    const size = 56;
+    if (typeof document === "undefined") return null;
+    const canvas = document.createElement("canvas");
+    canvas.width = size;
+    canvas.height = size;
+    const ctx = canvas.getContext("2d");
+    if (!ctx) return null;
+
+    ctx.clearRect(0, 0, size, size);
+
+    ctx.strokeStyle = "#0f172a";
+    ctx.fillStyle = "#38bdf8";
+    ctx.lineWidth = 4;
+    ctx.lineJoin = "round";
+    ctx.lineCap = "round";
+
+    ctx.beginPath();
+    ctx.moveTo(8, 16);
+    ctx.lineTo(28, 16);
+    ctx.lineTo(28, 10);
+    ctx.lineTo(46, 28);
+    ctx.lineTo(28, 46);
+    ctx.lineTo(28, 40);
+    ctx.lineTo(8, 40);
+    ctx.closePath();
+    ctx.fill();
+    ctx.stroke();
+
+    return ctx.getImageData(0, 0, size, size);
+}
+
+export function buildTypeMatchExpression(
+    valueByType: Record<string, string | number | boolean>,
+    fallback: string | number | boolean
+): maplibregl.ExpressionSpecification {
+    const expression: unknown[] = ["match", getFeatureTypeExpression()];
+
+    for (const [typeId, value] of Object.entries(valueByType)) {
+        expression.push(typeId, value);
+    }
+
+    expression.push(fallback);
+    return expression as maplibregl.ExpressionSpecification;
+}
+
+export function getFeatureTypeExpression(): maplibregl.ExpressionSpecification {
+    return [
+        "coalesce",
+        ["get", "type"],
+        ["get", "entity_type_id"],
+        "",
+    ] as maplibregl.ExpressionSpecification;
+}
+
+export function roundZoom(value: number): number {
+    return Math.round(value * 10) / 10;
+}
+
+function createFeatureLabelResolver(fc: FeatureCollection): (feature: Feature) => string | null {
+    const directLabelsByFeatureId = new Map<string, FeatureLabelInfo>();
+    const inheritedLabelsByChildId = new Map<string, FeatureLabelInfo | null>();
+
+    for (const feature of fc.features) {
+        const labelInfo = getSingleEntityFeatureLabelInfo(feature);
+        if (!labelInfo) continue;
+        directLabelsByFeatureId.set(String(feature.properties.id), labelInfo);
+    }
+
+    for (const feature of fc.features) {
+        const parentLabel = directLabelsByFeatureId.get(String(feature.properties.id));
+        const featureId = String(feature.properties.id);
+        const bindingIds = normalizeBindingIds(feature.properties.binding);
+
+        if (parentLabel) {
+            for (const childId of bindingIds) {
+                mergeInheritedFeatureLabel(inheritedLabelsByChildId, childId, parentLabel);
+            }
+        }
+
+        for (const parentId of bindingIds) {
+            const linkedParentLabel = directLabelsByFeatureId.get(parentId);
+            if (linkedParentLabel) {
+                mergeInheritedFeatureLabel(inheritedLabelsByChildId, featureId, linkedParentLabel);
+            }
+        }
+    }
+
+    return (feature) => {
+        const featureId = String(feature.properties.id);
+        const directEntityIds = getFeatureEntityIds(feature);
+        if (directEntityIds.length > 0) {
+            return directLabelsByFeatureId.get(featureId)?.label || null;
+        }
+
+        return inheritedLabelsByChildId.get(featureId)?.label || null;
+    };
+}
+
+function mergeInheritedFeatureLabel(
+    labelsByFeatureId: Map<string, FeatureLabelInfo | null>,
+    targetFeatureId: string,
+    labelInfo: FeatureLabelInfo
+) {
+    const current = labelsByFeatureId.get(targetFeatureId);
+    if (current === undefined) {
+        labelsByFeatureId.set(targetFeatureId, labelInfo);
+    } else if (current && current.entityId === labelInfo.entityId) {
+        labelsByFeatureId.set(targetFeatureId, current);
+    } else {
+        labelsByFeatureId.set(targetFeatureId, null);
+    }
+}
+
+function getSingleEntityFeatureLabelInfo(feature: Feature): FeatureLabelInfo | null {
+    const entityIds = getFeatureEntityIds(feature);
+    if (entityIds.length !== 1) return null;
+
+    const label = getSingleEntityName(feature);
+    if (!label) return null;
+
+    return { entityId: entityIds[0], label };
+}
+
+function getFeatureEntityIds(feature: Feature): string[] {
+    const rawEntityIds: unknown[] = Array.isArray(feature.properties.entity_ids)
+        ? feature.properties.entity_ids
+        : (typeof feature.properties.entity_id === "string" || typeof feature.properties.entity_id === "number"
+            ? [feature.properties.entity_id]
+            : []);
+
+    return Array.from(new Set(
+        rawEntityIds
+            .filter((id): id is string | number => typeof id === "string" || typeof id === "number")
+            .map((id) => String(id).trim())
+            .filter((id) => id.length > 0)
+    ));
+}
+
+function getSingleEntityName(feature: Feature): string | null {
+    const directName = typeof feature.properties.entity_name === "string"
+        ? feature.properties.entity_name.trim()
+        : "";
+    if (directName.length > 0) return directName;
+
+    const names = Array.isArray(feature.properties.entity_names)
+        ? Array.from(new Set(
+            feature.properties.entity_names
+                .filter((name): name is string => typeof name === "string")
+                .map((name) => name.trim())
+                .filter((name) => name.length > 0)
+        ))
+        : [];
+
+    return names.length === 1 ? names[0] : null;
+}
+
+function isLineGeometry(geometry: Geometry): boolean {
+    return geometry.type === "LineString" || geometry.type === "MultiLineString";
+}
+
+function getLineCoordinateGroups(geometry: Geometry): Coordinate[][] {
+    if (geometry.type === "LineString") return [geometry.coordinates];
+    if (geometry.type === "MultiLineString") return geometry.coordinates;
+    return [];
+}
+
+function getPolygonLabelPoint(geometry: Geometry): Coordinate | null {
+    if (geometry.type === "Polygon") {
+        return getPolygonLabelCandidate(geometry.coordinates)?.point || null;
+    }
+
+    if (geometry.type === "MultiPolygon") {
+        let best: { point: Coordinate; distance: number } | null = null;
+        for (const polygon of geometry.coordinates) {
+            const candidate = getPolygonLabelCandidate(polygon);
+            if (!candidate) continue;
+            if (!best || candidate.distance > best.distance) {
+                best = candidate;
+            }
+        }
+        return best?.point || null;
+    }
+
+    return null;
+}
+
+function getPolygonLabelCandidate(polygon: PolygonCoordinates): { point: Coordinate; distance: number } | null {
+    const outerRing = polygon[0];
+    if (!outerRing || outerRing.length < 3) return null;
+
+    const bbox = getRingBbox(outerRing);
+    if (!bbox) return null;
+
+    const width = bbox.maxX - bbox.minX;
+    const height = bbox.maxY - bbox.minY;
+    if (width <= 0 || height <= 0) {
+        const fallback: Coordinate = [bbox.minX, bbox.minY];
+        return { point: fallback, distance: 0 };
+    }
+
+    const precision = Math.max(Math.max(width, height) / 100, 0.0001);
+    const result = polylabel(polygon, precision);
+    const x = result[0];
+    const y = result[1];
+
+    if (!Number.isFinite(x) || !Number.isFinite(y)) {
+        return { point: [bbox.minX + width / 2, bbox.minY + height / 2], distance: 0 };
+    }
+
+    return { point: [x, y], distance: Number.isFinite(result.distance) ? result.distance : 0 };
+}
+
+function getRingBbox(ring: Coordinate[]): { minX: number; minY: number; maxX: number; maxY: number } | null {
+    if (!ring.length) return null;
+
+    let minX = Number.POSITIVE_INFINITY;
+    let minY = Number.POSITIVE_INFINITY;
+    let maxX = Number.NEGATIVE_INFINITY;
+    let maxY = Number.NEGATIVE_INFINITY;
+
+    for (const [x, y] of ring) {
+        minX = Math.min(minX, x);
+        minY = Math.min(minY, y);
+        maxX = Math.max(maxX, x);
+        maxY = Math.max(maxY, y);
+    }
+
+    if (!Number.isFinite(minX) || !Number.isFinite(minY) || !Number.isFinite(maxX) || !Number.isFinite(maxY)) {
+        return null;
+    }
+
+    return { minX, minY, maxX, maxY };
+}
+
+export function buildClientFeatureId(): string {
+    return newId();
+}
+
+export function clampNumber(value: number, min: number, max: number): number {
+    if (value < min) return min;
+    if (value > max) return max;
+    return value;
+}
@@ -0,0 +1,142 @@
+import { useEffect, useRef, useState, useCallback } from "react";
+import maplibregl from "maplibre-gl";
+import { MAP_MAX_ZOOM, MAP_MIN_ZOOM } from "@/uhm/lib/map/constants";
+import { clampNumber, roundZoom } from "./mapUtils";
+import { getBaseMapStyle } from "./useMapLayers";
+
+const MAP_PROJECTION_STORAGE_KEY = "uhm:mapProjection";
+
+export function applyMapProjection(map: maplibregl.Map, isGlobe: boolean) {
+    map.setProjection({ type: isGlobe ? "globe" : "mercator" });
+}
+
+export function useMapInstance() {
+    const containerRef = useRef<HTMLDivElement | null>(null);
+    const mapRef = useRef<maplibregl.Map | null>(null);
+    const [fatalInitError, setFatalInitError] = useState<string | null>(null);
+
+    const [zoomLevel, setZoomLevel] = useState(2);
+    const [zoomBounds, setZoomBounds] = useState({ min: MAP_MIN_ZOOM, max: MAP_MAX_ZOOM });
+
+    const [isGlobeProjection, setIsGlobeProjection] = useState(() => {
+        if (typeof window === "undefined") return false;
+        try {
+            return window.localStorage.getItem(MAP_PROJECTION_STORAGE_KEY) === "globe";
+        } catch {
+            return false;
+        }
+    });
+
+    const [isMapLoaded, setIsMapLoaded] = useState(false);
+    const geolocationCenteredRef = useRef(false);
+
+    useEffect(() => {
+        if (typeof window === "undefined") return;
+        try {
+            window.localStorage.setItem(
+                MAP_PROJECTION_STORAGE_KEY,
+                isGlobeProjection ? "globe" : "mercator"
+            );
+        } catch {
+            // ignore
+        }
+    }, [isGlobeProjection]);
+
+    useEffect(() => {
+        const container = containerRef.current;
+        if (!container) return;
+
+        try {
+            const map = new maplibregl.Map({
+                container,
+                attributionControl: false,
+                minZoom: MAP_MIN_ZOOM,
+                maxZoom: MAP_MAX_ZOOM,
+                style: getBaseMapStyle(),
+                center: [0, 20],
+                zoom: 2,
+            });
+
+            mapRef.current = map;
+
+            const syncZoomLevel = () => {
+                setZoomLevel(roundZoom(map.getZoom()));
+            };
+
+            map.on("load", () => {
+                setZoomBounds({ min: MAP_MIN_ZOOM, max: MAP_MAX_ZOOM });
+                syncZoomLevel();
+                map.on("zoom", syncZoomLevel);
+                setIsMapLoaded(true);
+            });
+
+            return () => {
+                map.off("zoom", syncZoomLevel);
+                setIsMapLoaded(false);
+                if (mapRef.current === map) {
+                    mapRef.current = null;
+                }
+                map.remove();
+            };
+        } catch (err) {
+            console.error("Map initialization failed", err);
+            setFatalInitError(err instanceof Error ? err.message : "Map initialization failed.");
+        }
+    }, []);
+
+    // Sync Map Projection
+    useEffect(() => {
+        const map = mapRef.current;
+        if (!map) return;
+        const apply = () => {
+            if (mapRef.current !== map) return;
+            if (typeof map.isStyleLoaded === "function" && !map.isStyleLoaded()) return;
+            applyMapProjection(map, isGlobeProjection);
+        };
+
+        if (typeof map.isStyleLoaded === "function" && map.isStyleLoaded()) {
+            apply();
+            return;
+        }
+
+        map.once("load", apply);
+        map.once("style.load", apply);
+        return () => {
+            map.off("load", apply);
+            map.off("style.load", apply);
+        };
+    }, [isGlobeProjection]);
+
+    const handleZoomByStep = useCallback((delta: number) => {
+        const map = mapRef.current;
+        if (!map) return;
+        setZoomLevel((prev) => {
+            const next = clampNumber(prev + delta, zoomBounds.min, zoomBounds.max);
+            map.easeTo({ zoom: next, duration: 120 });
+            return next;
+        });
+    }, [zoomBounds]);
+
+    const handleZoomSliderChange = useCallback((nextRaw: number) => {
+        const map = mapRef.current;
+        if (!map || !Number.isFinite(nextRaw)) return;
+        const next = clampNumber(nextRaw, zoomBounds.min, zoomBounds.max);
+        map.easeTo({ zoom: next, duration: 80 });
+        setZoomLevel(next);
+    }, [zoomBounds]);
+
+    return {
+        mapRef,
+        containerRef,
+        fatalInitError,
+        setFatalInitError,
+        zoomLevel,
+        zoomBounds,
+        isGlobeProjection,
+        setIsGlobeProjection,
+        isMapLoaded,
+        geolocationCenteredRef,
+        handleZoomByStep,
+        handleZoomSliderChange,
+    };
+}
@@ -0,0 +1,321 @@
+import { useEffect, useRef } from "react";
+import maplibregl from "maplibre-gl";
+import { initDrawing } from "@/uhm/lib/map/engines/drawingEngine";
+import { initSelect } from "@/uhm/lib/map/engines/selectingEngine";
+import { initPoint } from "@/uhm/lib/map/engines/pointEngine";
+import { initLine } from "@/uhm/lib/map/engines/lineEngine";
+import { initPath } from "@/uhm/lib/map/engines/pathEngine";
+import { initCircle } from "@/uhm/lib/map/engines/circleEngine";
+import { createEditingEngine } from "@/uhm/lib/map/engines/editingEngine";
+import { Feature, FeatureCollection, Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import { EditorMode } from "@/uhm/lib/editor/session/sessionTypes";
+import { buildClientFeatureId, getSelectableLayers } from "./mapUtils";
+import { MapHoverPayload } from "../Map";
+
+type EngineBinding = {
+    cleanup: () => void;
+    cancel?: () => void;
+    clearSelection?: () => void;
+};
+
+type UseMapInteractionProps = {
+    mapRef: React.MutableRefObject<maplibregl.Map | null>;
+    mode: EditorMode;
+    modeRef: React.MutableRefObject<EditorMode>;
+    draftRef: React.MutableRefObject<FeatureCollection>;
+    allowGeometryEditing: boolean;
+    selectedFeatureIds: (string | number)[];
+    onSelectFeatureIdsRef: React.MutableRefObject<(ids: (string | number)[]) => void>;
+    onSetModeRef: React.MutableRefObject<((mode: EditorMode) => void) | undefined>;
+    onCreateRef: React.MutableRefObject<((feature: FeatureCollection["features"][number]) => void) | undefined>;
+    onDeleteRef: React.MutableRefObject<((id: string | number) => void) | undefined>;
+    onUpdateRef: React.MutableRefObject<((id: string | number, geometry: Geometry) => void) | undefined>;
+    onHoverFeatureChangeRef: React.MutableRefObject<((payload: MapHoverPayload | null) => void) | undefined>;
+};
+
+export function useMapInteraction({
+    mapRef,
+    mode,
+    modeRef,
+    draftRef,
+    allowGeometryEditing,
+    selectedFeatureIds,
+    onSelectFeatureIdsRef,
+    onSetModeRef,
+    onCreateRef,
+    onDeleteRef,
+    onUpdateRef,
+    onHoverFeatureChangeRef,
+}: UseMapInteractionProps) {
+    const editingEngineRef = useRef<ReturnType<typeof createEditingEngine> | null>(null);
+    const engineBindingsRef = useRef<Partial<Record<EditorMode, EngineBinding>>>({});
+    const previousModeRef = useRef<EditorMode>(mode);
+    const mapCleanupFnsRef = useRef<Array<() => void>>([]);
+
+    useEffect(() => {
+        if (!editingEngineRef.current) {
+            editingEngineRef.current = createEditingEngine({
+                mapRef,
+                onUpdate: (id, geometry) => onUpdateRef.current?.(id, geometry),
+            });
+        }
+    }, [mapRef, onUpdateRef]);
+
+    useEffect(() => {
+        if (mode !== "select" || !selectedFeatureIds || selectedFeatureIds.length === 0) {
+            editingEngineRef.current?.clearEditing();
+        }
+    }, [mode, selectedFeatureIds]);
+
+    useEffect(() => {
+        const previousMode = previousModeRef.current;
+        if (previousMode !== mode) {
+            engineBindingsRef.current[previousMode]?.cancel?.();
+            previousModeRef.current = mode;
+        }
+
+        const map = mapRef.current;
+        if (!map || !map.isStyleLoaded()) return;
+        if (mode !== "draw") {
+            (map.getSource("draw-preview") as maplibregl.GeoJSONSource | undefined)?.setData({
+                type: "FeatureCollection",
+                features: [],
+            });
+        }
+        if (mode !== "add-line") {
+            (map.getSource("draw-line-preview") as maplibregl.GeoJSONSource | undefined)?.setData({
+                type: "FeatureCollection",
+                features: [],
+            });
+        }
+        if (mode !== "add-path") {
+            (map.getSource("draw-path-preview") as maplibregl.GeoJSONSource | undefined)?.setData({
+                type: "FeatureCollection",
+                features: [],
+            });
+        }
+        if (mode !== "add-circle") {
+            (map.getSource("draw-circle-preview") as maplibregl.GeoJSONSource | undefined)?.setData({
+                type: "FeatureCollection",
+                features: [],
+            });
+        }
+    }, [mode, mapRef]);
+
+    const setupMapInteractions = (map: maplibregl.Map) => {
+        const drawingEngine = initDrawing(
+            map,
+            () => modeRef.current,
+            (geometry: Geometry) => {
+                const id = buildClientFeatureId();
+                onCreateRef.current?.({
+                    type: "Feature",
+                    properties: {
+                        id,
+                        type: "country",
+                        geometry_preset: "polygon",
+                        entity_id: null,
+                        entity_ids: [],
+                        entity_name: null,
+                        entity_type_id: null,
+                        binding: [],
+                    },
+                    geometry,
+                });
+            }
+        );
+
+        const selectEngine = initSelect(
+            map,
+            () => modeRef.current,
+            allowGeometryEditing
+                ? (id: string | number) => {
+                    editingEngineRef.current?.clearEditing();
+                    onSelectFeatureIdsRef.current?.([]);
+                    onDeleteRef.current?.(id);
+                }
+                : undefined,
+            allowGeometryEditing
+                ? (feature) => {
+                    const rawId = feature.id ?? feature.properties?.id;
+                    const originalFeature = draftRef.current.features.find(
+                        (item) => String(item.properties.id) === String(rawId)
+                    );
+                    editingEngineRef.current?.beginEditing((originalFeature || feature) as any);
+                }
+                : undefined,
+            (ids) => onSelectFeatureIdsRef.current?.(ids),
+            (id: string | number) => onSetModeRef.current?.("replay", id)
+        );
+
+        const cleanupPoint = initPoint(
+            map,
+            () => modeRef.current,
+            (geometry: Geometry) => {
+                const id = buildClientFeatureId();
+                onCreateRef.current?.({
+                    type: "Feature",
+                    properties: {
+                        id,
+                        type: "city",
+                        geometry_preset: "point",
+                        entity_id: null,
+                        entity_ids: [],
+                        entity_name: null,
+                        entity_type_id: null,
+                        binding: [],
+                    },
+                    geometry,
+                });
+            }
+        );
+
+        const lineEngine = initLine(
+            map,
+            () => modeRef.current,
+            (geometry: Geometry) => {
+                const id = buildClientFeatureId();
+                onCreateRef.current?.({
+                    type: "Feature",
+                    properties: {
+                        id,
+                        type: "defense_line",
+                        geometry_preset: "line",
+                        entity_id: null,
+                        entity_ids: [],
+                        entity_name: null,
+                        entity_type_id: null,
+                        binding: [],
+                    },
+                    geometry,
+                });
+            }
+        );
+
+        const pathEngine = initPath(
+            map,
+            () => modeRef.current,
+            (geometry: Geometry) => {
+                const id = buildClientFeatureId();
+                onCreateRef.current?.({
+                    type: "Feature",
+                    properties: {
+                        id,
+                        type: "attack_route",
+                        geometry_preset: "line",
+                        entity_id: null,
+                        entity_ids: [],
+                        entity_name: null,
+                        entity_type_id: null,
+                        binding: [],
+                    },
+                    geometry,
+                });
+            }
+        );
+
+        const circleEngine = initCircle(
+            map,
+            () => modeRef.current,
+            (geometry: Geometry) => {
+                const id = buildClientFeatureId();
+                onCreateRef.current?.({
+                    type: "Feature",
+                    properties: {
+                        id,
+                        type: "war",
+                        geometry_preset: "circle-area",
+                        entity_id: null,
+                        entity_ids: [],
+                        entity_name: null,
+                        entity_type_id: null,
+                        binding: [],
+                    },
+                    geometry,
+                });
+            }
+        );
+
+        engineBindingsRef.current = {
+            draw: drawingEngine,
+            select: selectEngine,
+            replay: selectEngine,
+            "add-line": lineEngine,
+            "add-path": pathEngine,
+            "add-circle": circleEngine,
+        };
+
+        mapCleanupFnsRef.current.push(
+            circleEngine.cleanup,
+            pathEngine.cleanup,
+            lineEngine.cleanup,
+            cleanupPoint,
+            selectEngine.cleanup,
+            drawingEngine.cleanup
+        );
+
+        const handleHoverMove = (event: maplibregl.MapMouseEvent) => {
+            const callback = onHoverFeatureChangeRef.current;
+            if (!callback) return;
+
+            const selectableLayers = getSelectableLayers(map);
+            if (!selectableLayers.length) {
+                callback(null);
+                return;
+            }
+
+            const features = map.queryRenderedFeatures(event.point, {
+                layers: selectableLayers,
+            }) as maplibregl.MapGeoJSONFeature[];
+
+            const feature = features[0];
+            const rawFeatureId = feature?.id ?? feature?.properties?.id;
+            if (rawFeatureId === undefined || rawFeatureId === null) {
+                callback(null);
+                return;
+            }
+
+            const currentFeature =
+                draftRef.current.features.find(
+                    (item) => String(item.properties.id) === String(rawFeatureId)
+                ) || null;
+
+            callback({
+                featureId: rawFeatureId,
+                feature: currentFeature,
+                point: { x: event.point.x, y: event.point.y },
+                lngLat: { lng: event.lngLat.lng, lat: event.lngLat.lat },
+            });
+        };
+
+        const handleCanvasMouseLeave = () => {
+            onHoverFeatureChangeRef.current?.(null);
+        };
+
+        map.on("mousemove", handleHoverMove);
+        mapCleanupFnsRef.current.push(() => map.off("mousemove", handleHoverMove));
+
+        map.getCanvasContainer().addEventListener("mouseleave", handleCanvasMouseLeave);
+        mapCleanupFnsRef.current.push(() => {
+            map.getCanvasContainer().removeEventListener("mouseleave", handleCanvasMouseLeave);
+        });
+
+        if (allowGeometryEditing) {
+            editingEngineRef.current?.bindEditEvents(map);
+        }
+    };
+
+    const cleanupMapInteractions = () => {
+        for (const cleanupFn of mapCleanupFnsRef.current) {
+            cleanupFn();
+        }
+        mapCleanupFnsRef.current = [];
+        engineBindingsRef.current = {};
+    };
+
+    return {
+        editingEngineRef,
+        setupMapInteractions,
+        cleanupMapInteractions,
+    };
+}
@@ -0,0 +1,434 @@
+import { useEffect } from "react";
+import maplibregl from "maplibre-gl";
+import { getVectorTileTemplateUrl } from "@/uhm/api/tiles";
+import {
+    COUNTRY_FILL_COLOR_EXPRESSION,
+    LINE_COLOR_BY_TYPE,
+    PATH_RENDER_BY_TYPE,
+    POLYGON_FILL_BY_TYPE,
+    POLYGON_OPACITY_BY_TYPE,
+    POLYGON_STROKE_BY_TYPE,
+} from "@/uhm/lib/map/styles/style";
+import { EMPTY_FEATURE_COLLECTION } from "@/uhm/lib/map/geo/constants";
+import { PATH_ARROW_ICON_ID, PATH_ARROW_SOURCE_ID, POLYGON_LABEL_SOURCE_ID } from "@/uhm/lib/map/constants";
+import { ensurePointGeotypeIcons, getAllGeotypeLabelLayers, getAllGeotypeLayers } from "@/uhm/lib/map/styles/geotypeLayers";
+import {
+    applyBackgroundLayerVisibility,
+    buildTypeMatchExpression,
+    ensurePathArrowIcon,
+} from "./mapUtils";
+import { BackgroundLayerVisibility } from "@/uhm/lib/map/styles/backgroundLayers";
+import { FeatureCollection } from "@/uhm/lib/editor/state/useEditorState";
+
+export function getBaseMapStyle(): maplibregl.StyleSpecification {
+    return {
+        version: 8,
+        glyphs: "https://demotiles.maplibre.org/font/{fontstack}/{range}.pbf",
+        sources: {
+            base: {
+                type: "vector",
+                tiles: [getVectorTileTemplateUrl()],
+                minzoom: 0,
+                maxzoom: 6,
+            },
+        },
+        layers: [
+            {
+                id: "background",
+                type: "background",
+                paint: {
+                    "background-color": "#0b1220",
+                },
+            },
+            {
+                id: "graticules-line",
+                type: "line",
+                source: "base",
+                "source-layer": "ne_10m_graticules_10",
+                paint: {
+                    "line-color": "#334155",
+                    "line-width": [
+                        "interpolate",
+                        ["linear"],
+                        ["zoom"],
+                        0, 0.3,
+                        4, 0.6,
+                        6, 0.8,
+                    ],
+                    "line-opacity": 0.55,
+                },
+            },
+            {
+                id: "land",
+                type: "fill",
+                source: "base",
+                "source-layer": "ne_10m_land",
+                paint: {
+                    "fill-color": "#1e293b",
+                    "fill-opacity": 0.25,
+                },
+            },
+            {
+                id: "bg-countries-fill",
+                type: "fill",
+                source: "base",
+                "source-layer": "ne_10m_admin_0_countries",
+                paint: {
+                    "fill-color": COUNTRY_FILL_COLOR_EXPRESSION,
+                    "fill-opacity": 0.38,
+                },
+            },
+            {
+                id: "bg-country-borders-line",
+                type: "line",
+                source: "base",
+                "source-layer": "ne_10m_admin_0_boundary_lines_land",
+                paint: {
+                    "line-color": "#cbd5e1",
+                    "line-width": [
+                        "interpolate",
+                        ["linear"],
+                        ["zoom"],
+                        0, 0.2,
+                        4, 0.5,
+                        6, 1.1,
+                    ],
+                    "line-opacity": 0.85,
+                },
+            },
+            {
+                id: "country-labels",
+                type: "symbol",
+                source: "base",
+                "source-layer": "country_labels",
+                minzoom: 0,
+                layout: {
+                    "text-field": [
+                        "coalesce",
+                        ["get", "NAME_EN"],
+                        ["get", "NAME"],
+                        ["get", "ADMIN"],
+                        ["get", "name"],
+                        "",
+                    ],
+                    "text-size": [
+                        "interpolate",
+                        ["linear"],
+                        ["zoom"],
+                        0, 15,
+                        1, 16,
+                        2, 17,
+                        4, 19,
+                        6, 23,
+                    ],
+                    "text-padding": 0,
+                    "text-max-width": 10,
+                    "text-allow-overlap": true,
+                    "text-ignore-placement": true,
+                    "symbol-placement": "point",
+                },
+                paint: {
+                    "text-color": "#e2e8f0",
+                    "text-halo-color": "#0b1220",
+                    "text-halo-width": 1.2,
+                    "text-halo-blur": 0.5,
+                },
+            },
+            {
+                id: "regions-line",
+                type: "line",
+                source: "base",
+                "source-layer": "ne_10m_geography_regions_polys",
+                paint: {
+                    "line-color": "#475569",
+                    "line-width": [
+                        "interpolate",
+                        ["linear"],
+                        ["zoom"],
+                        0, 0.2,
+                        4, 0.6,
+                        6, 1,
+                    ],
+                    "line-opacity": 0.6,
+                },
+            },
+            {
+                id: "lakes-fill",
+                type: "fill",
+                source: "base",
+                "source-layer": "ne_10m_lakes",
+                paint: {
+                    "fill-color": "#1d4ed8",
+                    "fill-opacity": 0.45,
+                },
+            },
+            {
+                id: "rivers-line",
+                type: "line",
+                source: "base",
+                "source-layer": "ne_10m_rivers_lake_centerlines",
+                paint: {
+                    "line-color": "#38bdf8",
+                    "line-width": [
+                        "interpolate",
+                        ["linear"],
+                        ["zoom"],
+                        0, 0.25,
+                        4, 0.8,
+                        6, 1.5,
+                    ],
+                    "line-opacity": 0.85,
+                },
+            },
+            {
+                id: "geolines-line",
+                type: "line",
+                source: "base",
+                "source-layer": "ne_10m_geographic_lines",
+                paint: {
+                    "line-color": "#94a3b8",
+                    "line-width": 1.2,
+                    "line-opacity": 0.8,
+                },
+            },
+        ],
+    };
+}
+
+export function setupMapLayers(
+    map: maplibregl.Map,
+    backgroundVisibility: BackgroundLayerVisibility,
+    highlightFeatures: FeatureCollection | null,
+    applyHighlightToMap: (fc: FeatureCollection) => void
+) {
+    applyBackgroundLayerVisibility(map, backgroundVisibility);
+    const hasPathArrowIcon = ensurePathArrowIcon(map);
+
+    // preview (drawing)
+    map.addSource("draw-preview", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+
+    map.addLayer({
+        id: "draw-preview-fill",
+        type: "fill",
+        source: "draw-preview",
+        paint: {
+            "fill-color": "#22c55e",
+            "fill-opacity": 0.4,
+        },
+    });
+
+    map.addLayer({
+        id: "draw-preview-line",
+        type: "line",
+        source: "draw-preview",
+        paint: {
+            "line-color": "#16a34a",
+            "line-width": 2,
+        },
+    });
+
+    map.addSource("draw-circle-preview", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+
+    map.addLayer({
+        id: "draw-circle-preview-fill",
+        type: "fill",
+        source: "draw-circle-preview",
+        paint: {
+            "fill-color": "#0ea5e9",
+            "fill-opacity": 0.25,
+        },
+    });
+
+    map.addLayer({
+        id: "draw-circle-preview-line",
+        type: "line",
+        source: "draw-circle-preview",
+        paint: {
+            "line-color": "#0284c7",
+            "line-width": 2,
+            "line-opacity": 0.95,
+        },
+    });
+
+    map.addSource("draw-line-preview", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+
+    map.addLayer({
+        id: "draw-line-preview-line",
+        type: "line",
+        source: "draw-line-preview",
+        paint: {
+            "line-color": "#38bdf8",
+            "line-width": 3,
+            "line-opacity": 0.9,
+            "line-dasharray": [1.2, 0.9],
+        },
+    });
+
+    map.addSource("draw-path-preview", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+
+    map.addLayer({
+        id: "draw-path-preview-line",
+        type: "line",
+        source: "draw-path-preview",
+        paint: {
+            "line-color": "#38bdf8",
+            "line-width": 3,
+            "line-opacity": 0.9,
+            "line-dasharray": [1.2, 0.9],
+        },
+    });
+
+    if (hasPathArrowIcon) {
+        map.addLayer({
+            id: "draw-path-preview-arrows",
+            type: "symbol",
+            source: "draw-path-preview",
+            layout: {
+                "symbol-placement": "line",
+                "symbol-spacing": 56,
+                "icon-image": PATH_ARROW_ICON_ID,
+                "icon-size": 0.45,
+                "icon-allow-overlap": true,
+                "icon-ignore-placement": true,
+            },
+        });
+    }
+
+    // data
+    map.addSource("countries", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+        promoteId: "id",
+    });
+
+    map.addSource(PATH_ARROW_SOURCE_ID, {
+        type: "geojson",
+        data: EMPTY_FEATURE_COLLECTION,
+        promoteId: "id",
+    });
+
+    map.addSource("places", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+        promoteId: "id",
+    });
+
+    map.addSource(POLYGON_LABEL_SOURCE_ID, {
+        type: "geojson",
+        data: EMPTY_FEATURE_COLLECTION,
+        promoteId: "id",
+    });
+
+    ensurePointGeotypeIcons(map);
+
+    const geotypeLayers = getAllGeotypeLayers("countries", PATH_ARROW_SOURCE_ID, "places");
+    for (const layer of geotypeLayers) {
+        map.addLayer(layer);
+    }
+
+    const geotypeLabelLayers = getAllGeotypeLabelLayers(POLYGON_LABEL_SOURCE_ID, "countries");
+    for (const layer of geotypeLabelLayers) {
+        map.addLayer(layer);
+    }
+
+    // editing overlays
+    map.addSource("edit-shape", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+    map.addSource("edit-handles", {
+        type: "geojson",
+        data: { type: "FeatureCollection", features: [] },
+    });
+
+    map.addLayer({
+        id: "edit-shape-line",
+        type: "line",
+        source: "edit-shape",
+        paint: {
+            "line-color": "#38bdf8",
+            "line-width": 3,
+        },
+    });
+
+    map.addLayer({
+        id: "edit-handles-circle",
+        type: "circle",
+        source: "edit-handles",
+        paint: {
+            "circle-color": "#f97316",
+            "circle-radius": 12,
+            "circle-stroke-color": "#0f172a",
+            "circle-stroke-width": 3,
+        },
+    });
+
+    map.addSource("entity-focus", {
+        type: "geojson",
+        data: EMPTY_FEATURE_COLLECTION,
+    });
+
+    map.addLayer({
+        id: "entity-focus-fill",
+        type: "fill",
+        source: "entity-focus",
+        filter: [
+            "any",
+            ["==", ["geometry-type"], "Polygon"],
+            ["==", ["geometry-type"], "MultiPolygon"],
+        ],
+        paint: {
+            "fill-color": "#fde047",
+            "fill-opacity": 0.2,
+        },
+    });
+
+    map.addLayer({
+        id: "entity-focus-line",
+        type: "line",
+        source: "entity-focus",
+        paint: {
+            "line-color": "#f59e0b",
+            "line-width": [
+                "interpolate",
+                ["linear"],
+                ["zoom"],
+                1, 2.4,
+                4, 4,
+                6, 5.5,
+            ],
+            "line-opacity": 0.98,
+        },
+    });
+
+    map.addLayer({
+        id: "entity-focus-points",
+        type: "circle",
+        source: "entity-focus",
+        filter: [
+            "any",
+            ["==", ["geometry-type"], "Point"],
+            ["==", ["geometry-type"], "MultiPoint"],
+        ],
+        paint: {
+            "circle-color": "#f8fafc",
+            "circle-radius": 8,
+            "circle-stroke-color": "#f59e0b",
+            "circle-stroke-width": 3,
+            "circle-opacity": 1,
+        },
+    });
+    applyHighlightToMap(highlightFeatures || EMPTY_FEATURE_COLLECTION);
+}
@@ -0,0 +1,235 @@
+import { useCallback, useEffect, useRef } from "react";
+import maplibregl from "maplibre-gl";
+import { FeatureCollection } from "@/uhm/lib/editor/state/useEditorState";
+import { BackgroundLayerVisibility } from "@/uhm/lib/map/styles/backgroundLayers";
+import { EMPTY_FEATURE_COLLECTION } from "@/uhm/lib/map/geo/constants";
+import { FEATURE_STATE_SOURCE_IDS, PATH_ARROW_SOURCE_ID, POLYGON_LABEL_SOURCE_ID } from "@/uhm/lib/map/constants";
+import {
+    applyBackgroundLayerVisibility,
+    buildPolygonLabelFeatureCollection,
+    buildPathArrowFeatureCollection,
+    decorateLineFeaturesWithLabels,
+    decoratePointFeaturesWithLabels,
+    filterDraftByBinding,
+    filterDraftByGeometryVisibility,
+    fitMapToFeatureCollection,
+    setSelectedFeatureState,
+    splitDraftFeatures,
+} from "./mapUtils";
+
+type UseMapSyncProps = {
+    mapRef: React.MutableRefObject<maplibregl.Map | null>;
+    draft: FeatureCollection;
+    labelContextDraft?: FeatureCollection;
+    backgroundVisibility: BackgroundLayerVisibility;
+    geometryVisibility?: Record<string, boolean>;
+    selectedFeatureIds: (string | number)[];
+    respectBindingFilter: boolean;
+    fitToDraftBounds: boolean;
+    fitBoundsKey?: string | number | null;
+    highlightFeatures?: FeatureCollection | null;
+    focusFeatureCollection?: FeatureCollection | null;
+    focusRequestKey?: string | number | null;
+    focusPadding?: number | maplibregl.PaddingOptions;
+    allowGeometryEditing: boolean;
+    editingEngineRef: React.MutableRefObject<{
+        editingRef: React.MutableRefObject<{ id: string | number } | null>;
+        clearEditing: () => void;
+    } | null>;
+    geolocationCenteredRef: React.MutableRefObject<boolean>;
+};
+
+export function useMapSync({
+    mapRef,
+    draft,
+    labelContextDraft,
+    backgroundVisibility,
+    geometryVisibility,
+    selectedFeatureIds,
+    respectBindingFilter,
+    fitToDraftBounds,
+    fitBoundsKey,
+    highlightFeatures,
+    focusFeatureCollection,
+    focusRequestKey,
+    focusPadding,
+    allowGeometryEditing,
+    editingEngineRef,
+    geolocationCenteredRef,
+}: UseMapSyncProps) {
+    const draftRef = useRef<FeatureCollection>(draft);
+    const labelContextDraftRef = useRef<FeatureCollection | undefined>(labelContextDraft);
+    const backgroundVisibilityRef = useRef<BackgroundLayerVisibility>(backgroundVisibility);
+    const geometryVisibilityRef = useRef<Record<string, boolean> | undefined>(geometryVisibility);
+    const selectedFeatureIdsRef = useRef<(string | number)[]>(selectedFeatureIds);
+    const respectBindingFilterRef = useRef(respectBindingFilter);
+    const fitToDraftBoundsRef = useRef(fitToDraftBounds);
+    const highlightFeaturesRef = useRef<FeatureCollection | null>(highlightFeatures || null);
+
+    const fitBoundsAppliedRef = useRef(false);
+
+    useEffect(() => { draftRef.current = draft; }, [draft]);
+    useEffect(() => { labelContextDraftRef.current = labelContextDraft; }, [labelContextDraft]);
+    useEffect(() => { backgroundVisibilityRef.current = backgroundVisibility; }, [backgroundVisibility]);
+    useEffect(() => { geometryVisibilityRef.current = geometryVisibility; }, [geometryVisibility]);
+    useEffect(() => { selectedFeatureIdsRef.current = selectedFeatureIds; }, [selectedFeatureIds]);
+    useEffect(() => { respectBindingFilterRef.current = respectBindingFilter; }, [respectBindingFilter]);
+    useEffect(() => { fitToDraftBoundsRef.current = fitToDraftBounds; }, [fitToDraftBounds]);
+    useEffect(() => { highlightFeaturesRef.current = highlightFeatures || null; }, [highlightFeatures]);
+
+    useEffect(() => {
+        fitBoundsAppliedRef.current = false;
+    }, [fitBoundsKey]);
+
+    const applyDraftToMap = useCallback((fc: FeatureCollection) => {
+        const map = mapRef.current;
+        if (!map) return;
+
+        const countriesSource = map.getSource("countries") as maplibregl.GeoJSONSource | undefined;
+        const placesSource = map.getSource("places") as maplibregl.GeoJSONSource | undefined;
+        const polygonLabelSource = map.getSource(POLYGON_LABEL_SOURCE_ID) as maplibregl.GeoJSONSource | undefined;
+
+        if (!countriesSource || !placesSource || !polygonLabelSource) return;
+
+        for (const sourceId of FEATURE_STATE_SOURCE_IDS) {
+            if (map.getSource(sourceId)) {
+                map.removeFeatureState({ source: sourceId });
+            }
+        }
+
+        const visibleDraftRaw = respectBindingFilterRef.current
+            ? filterDraftByBinding(fc, selectedFeatureIdsRef.current, highlightFeaturesRef.current)
+            : fc;
+        const visibleDraft = filterDraftByGeometryVisibility(visibleDraftRaw, geometryVisibilityRef.current);
+        const labelContext = labelContextDraftRef.current || fc;
+        const { polygons, points } = splitDraftFeatures(visibleDraft);
+        const labeledGeometries = decorateLineFeaturesWithLabels(polygons, labelContext);
+        const labeledPoints = decoratePointFeaturesWithLabels(points, labelContext);
+        const polygonLabels = buildPolygonLabelFeatureCollection(polygons, labelContext);
+        const pathArrowShapes = buildPathArrowFeatureCollection(visibleDraft);
+
+        countriesSource.setData(labeledGeometries);
+        placesSource.setData(labeledPoints);
+        polygonLabelSource.setData(polygonLabels);
+        (map.getSource(PATH_ARROW_SOURCE_ID) as maplibregl.GeoJSONSource | undefined)?.setData(pathArrowShapes);
+
+        const currentSelectedIds = selectedFeatureIdsRef.current;
+        currentSelectedIds.forEach((id) => {
+            setSelectedFeatureState(map, id, true);
+        });
+        requestAnimationFrame(() => {
+            if (mapRef.current !== map) return;
+            currentSelectedIds.forEach((id) => {
+                setSelectedFeatureState(map, id, true);
+            });
+        });
+        if (fitToDraftBoundsRef.current && !fitBoundsAppliedRef.current) {
+            fitBoundsAppliedRef.current = fitMapToFeatureCollection(map, visibleDraft);
+        }
+    }, [mapRef]);
+
+    const applyHighlightToMap = useCallback((fc: FeatureCollection) => {
+        const map = mapRef.current;
+        if (!map) return;
+
+        const source = map.getSource("entity-focus") as maplibregl.GeoJSONSource | undefined;
+        if (!source) return;
+        source.setData(fc);
+    }, [mapRef]);
+
+    const tryCenterToUserLocation = useCallback(() => {
+        if (geolocationCenteredRef.current) return;
+        if (fitToDraftBoundsRef.current) return;
+        if (typeof window === "undefined") return;
+        if (!("geolocation" in navigator)) return;
+
+        const map = mapRef.current;
+        if (!map) return;
+
+        geolocationCenteredRef.current = true;
+        navigator.geolocation.getCurrentPosition(
+            (pos) => {
+                if (mapRef.current !== map) return;
+                const { longitude, latitude } = pos.coords;
+                if (!Number.isFinite(longitude) || !Number.isFinite(latitude)) return;
+
+                const currentZoom = map.getZoom();
+                const nextZoom = Number.isFinite(currentZoom) ? Math.max(currentZoom, 5) : 5;
+                map.easeTo({ center: [longitude, latitude], zoom: nextZoom, duration: 900 });
+            },
+            () => { },
+            { enableHighAccuracy: false, timeout: 4000, maximumAge: 60_000 }
+        );
+    }, [mapRef, geolocationCenteredRef]);
+
+    useEffect(() => {
+        const map = mapRef.current;
+        if (!map || !map.isStyleLoaded()) return;
+        applyBackgroundLayerVisibility(map, backgroundVisibility);
+    }, [backgroundVisibility, mapRef]);
+
+    useEffect(() => {
+        const map = mapRef.current;
+        if (!map || !map.isStyleLoaded()) return;
+        const source = map.getSource("entity-focus") as maplibregl.GeoJSONSource | undefined;
+        source?.setData(highlightFeatures || EMPTY_FEATURE_COLLECTION);
+    }, [highlightFeatures, mapRef]);
+
+    useEffect(() => {
+        applyDraftToMap(draft);
+        const editingId = editingEngineRef.current?.editingRef?.current?.id;
+        if (allowGeometryEditing && editingId !== undefined && editingId !== null) {
+            const stillExists = draft.features.some((f) => f.properties.id === editingId);
+            if (!stillExists) {
+                editingEngineRef.current?.clearEditing();
+            }
+        }
+    }, [
+        allowGeometryEditing,
+        draft,
+        labelContextDraft,
+        selectedFeatureIds,
+        respectBindingFilter,
+        geometryVisibility,
+        highlightFeatures,
+        applyDraftToMap,
+        editingEngineRef,
+    ]);
+
+    useEffect(() => {
+        if (focusRequestKey === null || focusRequestKey === undefined) return;
+        const map = mapRef.current;
+        const target = focusFeatureCollection;
+        if (!target || !target.features.length) return;
+        if (!map) return;
+
+        let cancelled = false;
+        let rafId: number | null = null;
+
+        const focus = () => {
+            if (cancelled || mapRef.current !== map || !map.isStyleLoaded()) return;
+            fitMapToFeatureCollection(map, target, focusPadding, {
+                duration: 550,
+                maxZoom: 10,
+                pointZoom: 9,
+            });
+        };
+
+        if (map.isStyleLoaded()) {
+            rafId = requestAnimationFrame(focus);
+        } else {
+            map.once("idle", focus);
+        }
+
+        return () => {
+            cancelled = true;
+            if (rafId !== null) cancelAnimationFrame(rafId);
+        };
+    }, [focusFeatureCollection, focusPadding, focusRequestKey, mapRef]);
+
+    return {
+        applyDraftToMap,
+        applyHighlightToMap,
+        tryCenterToUserLocation,
+    };
+}
@@ -1,10 +1,12 @@
 "use client";

-import { FIXED_TIMELINE_END_YEAR, FIXED_TIMELINE_START_YEAR, clampYearValue } from "@/uhm/lib/timeline";
+import { FIXED_TIMELINE_END_YEAR, FIXED_TIMELINE_START_YEAR, clampYearValue } from "@/uhm/lib/utils/timeline";

 type Props = {
    year: number;
    onYearChange: (year: number) => void;
+    timeRange?: number;
+    onTimeRangeChange?: (range: number) => void;
    isLoading: boolean;
    disabled: boolean;
    statusText?: string | null;
@@ -15,6 +17,8 @@ type Props = {
 export default function TimelineBar({
    year,
    onYearChange,
+    timeRange,
+    onTimeRangeChange,
    isLoading,
    disabled,
    statusText,
@@ -34,6 +38,12 @@ export default function TimelineBar({
        onYearChange(clampYearValue(Math.trunc(nextYear), lower, upper));
    };

+    const handleTimeRangeChange = (nextValue: number) => {
+        if (!onTimeRangeChange) return;
+        const safe = Number.isFinite(nextValue) ? Math.trunc(nextValue) : 0;
+        onTimeRangeChange(Math.max(0, Math.min(30, safe)));
+    };
+
    return (
        <div
            style={{
@@ -148,6 +158,41 @@ export default function TimelineBar({
                        outline: "none",
                    }}
                />
+                {typeof timeRange === "number" && onTimeRangeChange ? (
+                    <label
+                        title="time_range (0-30)"
+                        style={{
+                            display: "inline-flex",
+                            alignItems: "center",
+                            gap: 6,
+                            color: "#94a3b8",
+                            whiteSpace: "nowrap",
+                            opacity: effectiveDisabled ? 0.6 : 1,
+                        }}
+                    >
+                        <span style={{ fontSize: "12px" }}>Range</span>
+                        <input
+                            type="number"
+                            min={0}
+                            max={30}
+                            step={1}
+                            value={Math.max(0, Math.min(30, Math.trunc(timeRange)))}
+                            onChange={(event) => handleTimeRangeChange(Number(event.target.value))}
+                            disabled={effectiveDisabled}
+                            aria-label="Timeline range"
+                            style={{
+                                width: "84px",
+                                border: "1px solid rgba(148, 163, 184, 0.45)",
+                                borderRadius: "6px",
+                                padding: "6px 8px",
+                                background: "rgba(15, 23, 42, 0.7)",
+                                color: "#f8fafc",
+                                fontSize: "13px",
+                                outline: "none",
+                            }}
+                        />
+                    </label>
+                ) : null}
            </div>
        </div>
    );
@@ -0,0 +1,387 @@
+"use client";
+
+import { useEffect, useMemo, useRef, useState } from "react";
+
+import type { Entity } from "@/uhm/api/entities";
+import type { Wiki } from "@/uhm/api/wikis";
+
+type TocItem = {
+    id: string;
+    level: number;
+    text: string;
+};
+
+type Props = {
+    entity: Entity | null;
+    wiki: Wiki | null;
+    isLoading: boolean;
+    error?: string | null;
+    onClose: () => void;
+    onWikiLinkRequest: (request: { slug: string; rect: DOMRect }) => void;
+};
+
+function isRecord(value: unknown): value is Record<string, unknown> {
+    return Boolean(value) && typeof value === "object" && !Array.isArray(value);
+}
+
+function tiptapJsonToPlainText(node: unknown): string {
+    if (node == null) return "";
+    if (typeof node === "string") return node;
+    if (Array.isArray(node)) return node.map(tiptapJsonToPlainText).join("");
+
+    if (isRecord(node)) {
+        if (node.type === "text" && typeof node.text === "string") return node.text;
+        if (node.type === "hardBreak") return "\n";
+        if ("content" in node) return tiptapJsonToPlainText(node.content);
+    }
+
+    return "";
+}
+
+function escapeHtml(input: string): string {
+    return input
+        .replaceAll("&", "&amp;")
+        .replaceAll("<", "&lt;")
+        .replaceAll(">", "&gt;")
+        .replaceAll("\"", "&quot;")
+        .replaceAll("'", "&#39;");
+}
+
+function normalizeWikiContentToHtml(raw: string | null | undefined): string {
+    const value = String(raw || "").trim();
+    if (!value.length) return "";
+
+    if (value[0] === "<") return value;
+
+    if (value[0] === "{") {
+        try {
+            const json: unknown = JSON.parse(value);
+            const text = tiptapJsonToPlainText(json).trim();
+            if (!text.length) return "";
+            return `<p>${escapeHtml(text).replace(/\n/g, "<br/>")}</p>`;
+        } catch {
+            // fall through
+        }
+    }
+
+    return `<p>${escapeHtml(value).replace(/\n/g, "<br/>")}</p>`;
+}
+
+function slugifyHeading(raw: string): string {
+    const input = String(raw || "").trim();
+    if (!input.length) return "";
+    return input
+        .toLowerCase()
+        .normalize("NFKD")
+        .replace(/[\u0300-\u036f]/g, "")
+        .replace(/[^a-z0-9]+/g, "-")
+        .replace(/^-+/, "")
+        .replace(/-+$/, "")
+        .slice(0, 80);
+}
+
+function isExternalHref(href: string): boolean {
+    const h = href.trim().toLowerCase();
+    return (
+        h.startsWith("http://") ||
+        h.startsWith("https://") ||
+        h.startsWith("mailto:") ||
+        h.startsWith("tel:") ||
+        h.startsWith("sms:")
+    );
+}
+
+function prepareWikiHtml(inputHtml: string): { html: string; toc: TocItem[] } {
+    const parser = new DOMParser();
+    const doc = parser.parseFromString(inputHtml, "text/html");
+
+    for (const el of Array.from(doc.querySelectorAll("script"))) el.remove();
+
+    for (const a of Array.from(doc.querySelectorAll("a[href]"))) {
+        const href = String(a.getAttribute("href") || "").trim();
+        if (!href.length) continue;
+        if (href === "__missing__") continue;
+        if (href.startsWith("#")) continue;
+        if (href.startsWith("/")) continue;
+
+        if (isExternalHref(href)) {
+            a.setAttribute("target", "_blank");
+            a.setAttribute("rel", "noopener noreferrer");
+            continue;
+        }
+
+        const match = href.match(/^([^?#]+)([?#].*)?$/);
+        const slugPart = String(match?.[1] || "").replace(/^\/+/, "").trim();
+        if (!slugPart.length) continue;
+        a.setAttribute("href", `#wiki:${slugPart}`);
+        a.setAttribute("data-wiki-slug", slugPart);
+        a.setAttribute("target", "_self");
+    }
+
+    const toc: TocItem[] = [];
+    const seen = new Map<string, number>();
+    const headings = Array.from(doc.body.querySelectorAll("h1,h2,h3,h4,h5,h6"));
+    for (const h of headings) {
+        const text = String(h.textContent || "").trim();
+        if (!text.length) continue;
+
+        const level = Number(String(h.tagName || "").replace(/^H/i, "")) || 1;
+        const existingId = String(h.getAttribute("id") || "").trim();
+        if (existingId) {
+            toc.push({ id: existingId, level, text });
+            continue;
+        }
+
+        const base = slugifyHeading(text) || "heading";
+        const nextCount = (seen.get(base) || 0) + 1;
+        seen.set(base, nextCount);
+        const id = nextCount === 1 ? base : `${base}-${nextCount}`;
+
+        h.setAttribute("id", id);
+        toc.push({ id, level, text });
+    }
+
+    return { html: doc.body.innerHTML, toc };
+}
+
+export default function PublicWikiSidebar({
+    entity,
+    wiki,
+    isLoading,
+    error,
+    onClose,
+    onWikiLinkRequest,
+}: Props) {
+    const contentRootRef = useRef<HTMLDivElement | null>(null);
+    const [activeHeadingId, setActiveHeadingId] = useState<string | null>(null);
+    const processedWiki = useMemo(() => {
+        if (!wiki) return { html: "", toc: [] as TocItem[] };
+
+        const html = normalizeWikiContentToHtml(wiki.content ?? "");
+        try {
+            return prepareWikiHtml(html);
+        } catch (err) {
+            console.error("Failed to process sidebar wiki HTML", err);
+            return { html, toc: [] as TocItem[] };
+        }
+    }, [wiki]);
+    const renderHtml = processedWiki.html;
+    const toc = processedWiki.toc;
+    const effectiveActiveHeadingId = toc.some((item) => item.id === activeHeadingId)
+        ? activeHeadingId
+        : (toc[0]?.id ?? null);
+
+    useEffect(() => {
+        if (!toc.length) return;
+        const root = contentRootRef.current;
+        if (!root) return;
+
+        const headings = toc
+            .map((item) => root.querySelector<HTMLElement>(`#${CSS.escape(item.id)}`))
+            .filter((item): item is HTMLElement => Boolean(item));
+        if (!headings.length) return;
+
+        const observer = new IntersectionObserver(
+            (entries) => {
+                const visible = entries
+                    .filter((entry) => entry.isIntersecting)
+                    .sort((a, b) => (a.boundingClientRect.top ?? 0) - (b.boundingClientRect.top ?? 0));
+                const top = visible[0]?.target as HTMLElement | undefined;
+                if (top?.id) setActiveHeadingId(top.id);
+            },
+            { root: null, rootMargin: "-18% 0px -70% 0px", threshold: [0, 1] }
+        );
+
+        for (const heading of headings) observer.observe(heading);
+        return () => observer.disconnect();
+    }, [toc]);
+
+    useEffect(() => {
+        const root = contentRootRef.current;
+        if (!root) return;
+
+        const handleClick = (event: MouseEvent) => {
+            const target = event.target as HTMLElement | null;
+            const link = target?.closest?.("a[data-wiki-slug]") as HTMLAnchorElement | null;
+            if (!link) return;
+            event.preventDefault();
+
+            const slug = String(link.getAttribute("data-wiki-slug") || "").trim();
+            if (!slug.length) return;
+            onWikiLinkRequest({ slug, rect: link.getBoundingClientRect() });
+        };
+
+        root.addEventListener("click", handleClick);
+        return () => root.removeEventListener("click", handleClick);
+    }, [onWikiLinkRequest, renderHtml]);
+
+    return (
+        <div className="flex h-full min-h-0 flex-col overflow-hidden rounded-xl border border-gray-200 bg-white shadow-xl dark:border-gray-800 dark:bg-gray-950">
+            <div className="border-b border-gray-200 px-4 py-4 dark:border-gray-800">
+                <div className="flex items-start justify-between gap-3">
+                    <div className="min-w-0">
+                        <div className="text-[11px] uppercase tracking-[0.08em] text-gray-500 dark:text-gray-400">
+                            Wiki
+                        </div>
+                        <div className="mt-1 text-lg font-semibold leading-tight text-gray-900 dark:text-gray-100">
+                            {entity?.name?.trim() || wiki?.title?.trim() || "Wiki"}
+                        </div>
+                        {entity?.description?.trim() ? (
+                            <div className="mt-2 text-sm leading-6 text-gray-600 dark:text-gray-300">
+                                {entity.description.trim()}
+                            </div>
+                        ) : null}
+                        {wiki?.title?.trim() && wiki.title.trim() !== entity?.name?.trim() ? (
+                            <div className="mt-2 text-xs text-gray-500 dark:text-gray-400">
+                                {wiki.title.trim()}
+                            </div>
+                        ) : null}
+                    </div>
+
+                    <button
+                        type="button"
+                        onClick={onClose}
+                        className="inline-flex h-8 w-8 items-center justify-center rounded-full border border-gray-200 text-sm text-gray-500 transition hover:bg-gray-50 hover:text-gray-800 dark:border-gray-800 dark:text-gray-400 dark:hover:bg-white/[0.04] dark:hover:text-gray-100"
+                        aria-label="Close wiki sidebar"
+                    >
+                        x
+                    </button>
+                </div>
+            </div>
+
+            {toc.length ? (
+                <div className="border-b border-gray-200 px-3 py-2 dark:border-gray-800">
+                    <div className="flex gap-2 overflow-x-auto pb-1">
+                        {toc.slice(0, 8).map((item) => {
+                            const isActive = effectiveActiveHeadingId === item.id;
+                            return (
+                                <a
+                                    key={item.id}
+                                    href={`#${item.id}`}
+                                    className={`shrink-0 rounded-full px-3 py-1 text-xs transition ${isActive
+                                            ? "bg-brand-50 text-brand-700 dark:bg-brand-500/10 dark:text-brand-300"
+                                            : "bg-gray-50 text-gray-600 hover:bg-gray-100 dark:bg-white/[0.03] dark:text-gray-300 dark:hover:bg-white/[0.06]"
+                                        }`}
+                                >
+                                    {item.text}
+                                </a>
+                            );
+                        })}
+                    </div>
+                </div>
+            ) : null}
+
+            <div className="min-h-0 flex-1 overflow-y-auto">
+                {isLoading ? (
+                    <div className="space-y-3 px-4 py-4">
+                        <div className="h-4 w-28 animate-pulse rounded bg-gray-100 dark:bg-white/[0.06]" />
+                        <div className="h-4 w-full animate-pulse rounded bg-gray-100 dark:bg-white/[0.06]" />
+                        <div className="h-4 w-4/5 animate-pulse rounded bg-gray-100 dark:bg-white/[0.06]" />
+                    </div>
+                ) : error ? (
+                    <div className="px-4 py-4 text-sm text-red-600 dark:text-red-300">
+                        {error}
+                    </div>
+                ) : wiki ? (
+                    <div
+                        ref={contentRootRef}
+                        className="uhm-wiki-sidebar-view ql-editor text-sm text-gray-900 dark:text-gray-100"
+                        dangerouslySetInnerHTML={{ __html: renderHtml }}
+                    />
+                ) : (
+                    <div className="px-4 py-4 text-sm text-gray-600 dark:text-gray-300">
+                        Entity này chưa có wiki liên kết.
+                    </div>
+                )}
+            </div>
+
+            <style jsx global>{`
+                .uhm-wiki-sidebar-view.ql-editor {
+                    height: auto;
+                    overflow-y: visible;
+                    padding: 18px 18px 22px;
+                }
+                .uhm-wiki-sidebar-view.ql-editor p {
+                    margin: 0 0 0.75em;
+                }
+                .uhm-wiki-sidebar-view.ql-editor h1 {
+                    margin: 1.15em 0 0.6em;
+                    font-size: 1.6em;
+                    font-weight: 800;
+                    line-height: 1.2;
+                }
+                .uhm-wiki-sidebar-view.ql-editor h2 {
+                    margin: 1.05em 0 0.55em;
+                    font-size: 1.3em;
+                    font-weight: 800;
+                    line-height: 1.25;
+                }
+                .uhm-wiki-sidebar-view.ql-editor h3,
+                .uhm-wiki-sidebar-view.ql-editor h4,
+                .uhm-wiki-sidebar-view.ql-editor h5,
+                .uhm-wiki-sidebar-view.ql-editor h6 {
+                    margin: 0.95em 0 0.45em;
+                    font-size: 1.05em;
+                    font-weight: 700;
+                    line-height: 1.3;
+                }
+                .uhm-wiki-sidebar-view.ql-editor ul,
+                .uhm-wiki-sidebar-view.ql-editor ol {
+                    margin: 0 0 0.75em;
+                    padding-left: 1.5em;
+                }
+                .uhm-wiki-sidebar-view.ql-editor blockquote {
+                    margin: 0 0 0.75em;
+                    padding-left: 12px;
+                    border-left: 3px solid rgba(148, 163, 184, 0.6);
+                    color: rgba(71, 85, 105, 1);
+                }
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor blockquote {
+                    border-left-color: rgba(100, 116, 139, 0.6);
+                    color: rgba(203, 213, 225, 0.95);
+                }
+                .uhm-wiki-sidebar-view.ql-editor pre {
+                    margin: 0 0 0.75em;
+                    padding: 12px 14px;
+                    border: 1px solid rgba(226, 232, 240, 1);
+                    border-radius: 10px;
+                    background: rgba(248, 250, 252, 1);
+                    overflow: auto;
+                }
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor pre {
+                    border-color: rgba(51, 65, 85, 1);
+                    background: rgba(2, 6, 23, 0.4);
+                }
+                .uhm-wiki-sidebar-view.ql-editor img {
+                    max-width: 100%;
+                    height: auto;
+                    border-radius: 8px;
+                }
+                .uhm-wiki-sidebar-view.ql-editor a {
+                    text-decoration: underline;
+                    text-underline-offset: 2px;
+                }
+                .uhm-wiki-sidebar-view.ql-editor a[href]:not([href=""]):not([href="__missing__"]) {
+                    color: #2563eb;
+                }
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor a[href]:not([href=""]):not([href="__missing__"]) {
+                    color: #60a5fa;
+                }
+                .uhm-wiki-sidebar-view.ql-editor a[href="__missing__"] {
+                    cursor: default;
+                    pointer-events: none;
+                }
+                .uhm-wiki-sidebar-view.ql-editor a:not([href]),
+                .uhm-wiki-sidebar-view.ql-editor a[href=""],
+                .uhm-wiki-sidebar-view.ql-editor a[href="__missing__"] {
+                    color: #dc2626;
+                }
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor a:not([href]),
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor a[href=""],
+                :is(.dark *) .uhm-wiki-sidebar-view.ql-editor a[href="__missing__"] {
+                    color: #f87171;
+                }
+            `}</style>
+        </div>
+    );
+}
@@ -2,7 +2,7 @@ import {
    BACKGROUND_LAYER_OPTIONS,
    BackgroundLayerVisibility,
    DEFAULT_BACKGROUND_LAYER_VISIBILITY,
-} from "@/uhm/lib/backgroundLayers";
+} from "@/uhm/lib/map/styles/backgroundLayers";

 const BACKGROUND_LAYER_VISIBILITY_STORAGE_KEY = "uhm.backgroundLayerVisibility.v1";

@@ -6,7 +6,7 @@ import type {
 } from "@/uhm/types/geo";
 import type { EntitySnapshot } from "@/uhm/types/entities";
 import type { WikiSnapshot } from "@/uhm/types/wiki";
-import type { EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EntityWikiLinkSnapshot } from "@/uhm/types/projects";

 export type Change = GeometryChange;

@@ -18,4 +18,5 @@ export type UndoAction =
    // Snapshot-scoped undo (affects commit snapshot but not GeoJSON draft directly)
    | { type: "snapshot_entities"; label: string; prev: EntitySnapshot[] }
    | { type: "snapshot_wikis"; label: string; prev: WikiSnapshot[] }
-    | { type: "snapshot_entity_wiki"; label: string; prev: EntityWikiLinkSnapshot[] };
+    | { type: "snapshot_entity_wiki"; label: string; prev: EntityWikiLinkSnapshot[] }
+    | { type: "group"; label: string; actions: UndoAction[] };
@@ -1,4 +1,4 @@
-import { useCallback, useState } from "react";
+import { useCallback, useRef, useState } from "react";
 import type { UndoAction } from "@/uhm/lib/editor/draft/editorTypes";
 import { geometryEquals } from "@/uhm/lib/editor/draft/draftDiff";

@@ -10,31 +10,32 @@ export function useUndoStack(options: Options) {
    const { applyUndoAction } = options;
    // Stack thao tác undo (append-only, pop khi undo).
    const [undoStack, setUndoStack] = useState<UndoAction[]>([]);
+    const undoStackRef = useRef<UndoAction[]>([]);

    const pushUndo = useCallback((action: UndoAction) => {
-        setUndoStack((prev) => {
-            const last = prev[prev.length - 1];
-            if (isSameUndo(last, action)) return prev;
-            return [...prev, action];
-        });
+        const prev = undoStackRef.current;
+        const last = prev[prev.length - 1];
+        if (isSameUndo(last, action)) return;
+        const next = [...prev, action];
+        undoStackRef.current = next;
+        setUndoStack(next);
    }, []);

    const undo = useCallback(() => {
-        let applied = false;
-        setUndoStack((prev) => {
-            if (applied) return prev;
-            if (!prev.length) return prev;
+        const current = undoStackRef.current;
+        if (!current.length) return;

-            const last = prev[prev.length - 1];
-            const remaining = prev.slice(0, -1);
-            applied = true;
+        const last = current[current.length - 1];
+        const didApply = applyUndoAction(last);
+        if (!didApply) return;

-            const didApply = applyUndoAction(last);
-            return didApply ? remaining : prev;
-        });
+        const remaining = current.slice(0, -1);
+        undoStackRef.current = remaining;
+        setUndoStack(remaining);
    }, [applyUndoAction]);

    const clearUndo = useCallback(() => {
+        undoStackRef.current = [];
        setUndoStack([]);
    }, []);

@@ -87,6 +88,10 @@ function isSameUndo(a: UndoAction | undefined, b: UndoAction) {
            const next = b as Extract<UndoAction, { type: "snapshot_entity_wiki" }>;
            return a.label === next.label && JSON.stringify(a.prev) === JSON.stringify(next.prev);
        }
+        case "group": {
+            const next = b as Extract<UndoAction, { type: "group" }>;
+            return a.label === next.label && JSON.stringify(a.actions) === JSON.stringify(next.actions);
+        }
        default:
            return false;
    }
@@ -1,7 +1,7 @@
 import type { Entity } from "@/uhm/types/entities";
 import type { Feature, FeatureProperties } from "@/uhm/types/geo";
 import { normalizeFeatureEntityIds } from "@/uhm/lib/editor/snapshot/editorSnapshot";
-import { newId } from "@/uhm/lib/id";
+import { newId } from "@/uhm/lib/utils/id";

 export function mergeEntitySearchResults(
    remoteRows: Entity[],
@@ -2,17 +2,17 @@ import { useCallback } from "react";
 import type { Dispatch, SetStateAction } from "react";
 import { ApiError } from "@/uhm/api/http";
 import {
-    createSection,
-    createSectionCommit,
-    fetchSectionCommits,
-    fetchSections,
+    createProject,
+    createProjectCommit,
+    fetchProjectCommits,
+    fetchProjects,
    openSectionEditor,
    submitSection,
-} from "@/uhm/api/sections";
-import { buildEditorSnapshot, normalizeEditorSnapshot } from "@/uhm/lib/editor/snapshot/editorSnapshot";
+} from "@/uhm/api/projects";
+import { buildEditorSnapshot, normalizeEditorSnapshot, toApiEditorSnapshot } from "@/uhm/lib/editor/snapshot/editorSnapshot";
 import type { Change } from "@/uhm/lib/editor/draft/editorTypes";
 import type { Feature, FeatureCollection, FeatureId, GeometryEntitySnapshot, GeometrySnapshot } from "@/uhm/types/geo";
-import type { EditorSnapshot, Section, SectionCommit, SectionState, EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EditorSnapshot, Project, ProjectCommit, ProjectState, EntityWikiLinkSnapshot } from "@/uhm/types/projects";
 import type { EntitySnapshot } from "@/uhm/types/entities";
 import type { WikiSnapshot } from "@/uhm/types/wiki";

@@ -27,9 +27,9 @@ type Options = {
    editor: EditorDraftApi;
    editorUserId: string;
    emptyFeatureCollection: FeatureCollection;
-    activeSection: Section | null;
-    sectionState: SectionState | null;
-    selectedSectionId: string;
+    activeSection: Project | null;
+    projectState: ProjectState | null;
+    selectedProjectId: string;
    newSectionTitle: string;
    pendingSaveCount: number;
    snapshotEntities: EntitySnapshot[];
@@ -37,54 +37,52 @@ type Options = {
    snapshotEntityWikiLinks: EntityWikiLinkSnapshot[];
    baselineSnapshot: EditorSnapshot | null;
    commitTitle: string;
-    commitNote: string;
-    setActiveSection: Dispatch<SetStateAction<Section | null>>;
-    setSelectedSectionId: Dispatch<SetStateAction<string>>;
-    setSectionState: Dispatch<SetStateAction<SectionState | null>>;
+    setActiveSection: Dispatch<SetStateAction<Project | null>>;
+    setSelectedProjectId: Dispatch<SetStateAction<string>>;
+    setProjectState: Dispatch<SetStateAction<ProjectState | null>>;
    setBaselineSnapshot: Dispatch<SetStateAction<EditorSnapshot | null>>;
    setInitialData: Dispatch<SetStateAction<FeatureCollection>>;
-    setSectionCommits: Dispatch<SetStateAction<SectionCommit[]>>;
+    setProjectCommits: Dispatch<SetStateAction<ProjectCommit[]>>;
    setSnapshotEntities: Dispatch<SetStateAction<EntitySnapshot[]>>;
    setSnapshotWikis: Dispatch<SetStateAction<WikiSnapshot[]>>;
    setSnapshotEntityWikiLinks: Dispatch<SetStateAction<EntityWikiLinkSnapshot[]>>;
-    setSelectedFeatureId: Dispatch<SetStateAction<FeatureId | null>>;
+    setSelectedFeatureIds: Dispatch<SetStateAction<FeatureId[]>>;
    setEntityFormStatus: Dispatch<SetStateAction<string | null>>;
    setEntityStatus: Dispatch<SetStateAction<string | null>>;
    setIsSaving: Dispatch<SetStateAction<boolean>>;
    setIsSubmitting: Dispatch<SetStateAction<boolean>>;
    setIsOpeningSection: Dispatch<SetStateAction<boolean>>;
-    setAvailableSections: Dispatch<SetStateAction<Section[]>>;
+    setAvailableSections: Dispatch<SetStateAction<Project[]>>;
    setNewSectionTitle: Dispatch<SetStateAction<string>>;
    setCommitTitle: Dispatch<SetStateAction<string>>;
-    setCommitNote: Dispatch<SetStateAction<string>>;
 };

-export function useSectionCommands(options: Options) {
-    const openSectionForEditing = useCallback(async (sectionId: string) => {
-        const editorPayload = await openSectionEditor(sectionId);
+export function useProjectCommands(options: Options) {
+    const openSectionForEditing = useCallback(async (projectId: string) => {
+        const editorPayload = await openSectionEditor(projectId);
        const snapshot = normalizeEditorSnapshot(editorPayload.snapshot);
        // When starting a fresh editor session from a commit snapshot, treat all rows as baseline state:
        // operations should not carry over as deltas into the next commit.
        const sessionSnapshot = snapshot ? toEditorSessionSnapshot(snapshot) : null;
-        const commits = await fetchSectionCommits(sectionId);
+        const commits = await fetchProjectCommits(projectId);
        const nextInitialData = sessionSnapshot?.editor_feature_collection || options.emptyFeatureCollection;

-        options.setActiveSection(editorPayload.section);
-        options.setSelectedSectionId(editorPayload.section.id);
-        options.setSectionState(editorPayload.state);
+        options.setActiveSection(editorPayload.project);
+        options.setSelectedProjectId(editorPayload.project.id);
+        options.setProjectState(editorPayload.state);
        options.setBaselineSnapshot(sessionSnapshot);
        options.setInitialData(nextInitialData);
-        options.setSectionCommits(commits);
+        options.setProjectCommits(commits);
        options.setSnapshotEntities(sessionSnapshot?.entities || []);
        options.setSnapshotWikis(sessionSnapshot?.wikis || []);
        options.setSnapshotEntityWikiLinks(sessionSnapshot?.entity_wiki || []);
-        options.setSelectedFeatureId(null);
+        options.setSelectedFeatureIds([]);
        options.setEntityFormStatus(null);
    }, [options]);

    const commitSection = useCallback(async () => {
-        if (!options.activeSection || !options.sectionState) {
-            options.setEntityStatus("Chưa mở được section editor.");
+        if (!options.activeSection || !options.projectState) {
+            options.setEntityStatus("Chưa mở được project editor.");
            return;
        }
        if (options.pendingSaveCount <= 0) {
@@ -97,7 +95,7 @@ export function useSectionCommands(options: Options) {
        options.setEntityStatus(null);
        try {
            const snapshot = buildEditorSnapshot({
-                section: options.activeSection,
+                project: options.activeSection,
                draft: options.editor.draft,
                changes: geometryChanges,
                snapshotEntities: options.snapshotEntities,
@@ -107,13 +105,12 @@ export function useSectionCommands(options: Options) {
                hasPersistedFeature: options.editor.hasPersistedFeature,
            });
            const editSummary = options.commitTitle.trim()
-                || options.commitNote.trim()
                || `Edit ${new Date().toLocaleString()}`;

            // Guardrail: commit payload can get large and some deployments reject/close connections for big bodies.
            // When that happens, browsers often surface it as "TypeError: Failed to fetch".
            try {
-                const payloadText = JSON.stringify({ snapshot_json: snapshot, edit_summary: editSummary });
+                const payloadText = JSON.stringify({ snapshot_json: toApiEditorSnapshot(snapshot), edit_summary: editSummary });
                const bytes = typeof Blob !== "undefined" ? new Blob([payloadText]).size : payloadText.length;
                const limitBytes = 3_500_000; // ~3.5MB (conservative vs common default body limits)
                if (bytes > limitBytes) {
@@ -127,13 +124,13 @@ export function useSectionCommands(options: Options) {
                // If stringify fails, let API call throw a more actionable error downstream.
            }

-            const result = await createSectionCommit(options.activeSection.id, {
+            const result = await createProjectCommit(options.activeSection.id, {
                snapshot,
                edit_summary: editSummary,
            });

            const sessionSnapshot = toEditorSessionSnapshot(snapshot);
-            options.setSectionState(result.state);
+            options.setProjectState(result.state);
            options.setBaselineSnapshot(sessionSnapshot);
            options.setSnapshotEntities(sessionSnapshot.entities || []);
            options.setSnapshotWikis(sessionSnapshot.wikis || []);
@@ -141,8 +138,7 @@ export function useSectionCommands(options: Options) {
            options.setInitialData(options.editor.draft);
            options.editor.clearChanges();
            options.setCommitTitle("");
-            options.setCommitNote("");
-            options.setSectionCommits(await fetchSectionCommits(options.activeSection.id));
+            options.setProjectCommits(await fetchProjectCommits(options.activeSection.id));
            options.setEntityFormStatus("Đã tạo commit.");
        } catch (err) {
            if (err instanceof ApiError) {
@@ -158,26 +154,26 @@ export function useSectionCommands(options: Options) {
    }, [options]);

    const openSelectedSection = useCallback(async () => {
-        const sectionId = options.selectedSectionId.trim();
-        if (!sectionId) {
-            options.setEntityStatus("Hãy chọn section để mở.");
+        const projectId = options.selectedProjectId.trim();
+        if (!projectId) {
+            options.setEntityStatus("Hãy chọn project để mở.");
            return;
        }
        if (options.pendingSaveCount > 0) {
-            const confirmed = window.confirm("Section hiện tại có thay đổi chưa Commit. Mở section khác sẽ bỏ các thay đổi này. Tiếp tục?");
+            const confirmed = window.confirm("Project hiện tại có thay đổi chưa Commit. Mở project khác sẽ bỏ các thay đổi này. Tiếp tục?");
            if (!confirmed) return;
        }

        options.setIsOpeningSection(true);
        options.setEntityStatus(null);
        try {
-            await openSectionForEditing(sectionId);
-            options.setEntityStatus("Đã mở section để chỉnh sửa.");
+            await openSectionForEditing(projectId);
+            options.setEntityStatus("Đã mở project để chỉnh sửa.");
        } catch (err) {
            if (err instanceof ApiError) {
-                options.setEntityStatus(`Mở section thất bại: ${err.body}`);
+                options.setEntityStatus(`Mở project thất bại: ${err.body}`);
            } else {
-                options.setEntityStatus("Mở section thất bại.");
+                options.setEntityStatus("Mở project thất bại.");
            }
        } finally {
            options.setIsOpeningSection(false);
@@ -187,40 +183,40 @@ export function useSectionCommands(options: Options) {
    const createAndOpenSection = useCallback(async () => {
        const title = options.newSectionTitle.trim();
        if (!title) {
-            options.setEntityStatus("Tên section là bắt buộc.");
+            options.setEntityStatus("Tên project là bắt buộc.");
            return;
        }
        if (options.pendingSaveCount > 0) {
-            const confirmed = window.confirm("Section hiện tại có thay đổi chưa Commit. Tạo section mới sẽ bỏ các thay đổi này. Tiếp tục?");
+            const confirmed = window.confirm("Project hiện tại có thay đổi chưa Commit. Tạo project mới sẽ bỏ các thay đổi này. Tiếp tục?");
            if (!confirmed) return;
        }

        options.setIsOpeningSection(true);
        options.setEntityStatus(null);
        try {
-            const section = await createSection({
+            const project = await createProject({
                title,
                description: null,
            });
-            const sections = await fetchSections();
-            options.setAvailableSections(sections);
+            const projects = await fetchProjects();
+            options.setAvailableSections(projects);
            options.setNewSectionTitle("");
-            await openSectionForEditing(section.id);
-            options.setEntityStatus("Đã tạo và mở section mới.");
+            await openSectionForEditing(project.id);
+            options.setEntityStatus("Đã tạo và mở project mới.");
        } catch (err) {
            if (err instanceof ApiError) {
-                options.setEntityStatus(`Tạo section thất bại: ${err.body}`);
+                options.setEntityStatus(`Tạo project thất bại: ${err.body}`);
            } else {
-                options.setEntityStatus("Tạo section thất bại.");
+                options.setEntityStatus("Tạo project thất bại.");
            }
        } finally {
            options.setIsOpeningSection(false);
        }
    }, [openSectionForEditing, options]);

-    const submitCurrentSection = useCallback(async () => {
-        if (!options.activeSection || !options.sectionState?.head_commit_id) {
-            options.setEntityStatus("Section hiện tại chưa có head để submit.");
+    const submitCurrentSection = useCallback(async (content: string) => {
+        if (!options.activeSection || !options.projectState?.head_commit_id) {
+            options.setEntityStatus("Project hiện tại chưa có head để submit.");
            return;
        }
        if (options.pendingSaveCount > 0) {
@@ -231,7 +227,7 @@ export function useSectionCommands(options: Options) {
        options.setIsSubmitting(true);
        options.setEntityStatus(null);
        try {
-            const submission = await submitSection(options.activeSection.id);
+            const submission = await submitSection(options.activeSection.id, content);
            options.setEntityStatus(`Đã submit, submission ${submission.id}.`);
        } catch (err) {
            if (err instanceof ApiError) {
@@ -245,8 +241,8 @@ export function useSectionCommands(options: Options) {
    }, [options]);

    const restoreCommit = useCallback(async (commitId: string) => {
-        if (!options.activeSection || !options.sectionState) {
-            options.setEntityStatus("Chưa mở được section editor.");
+        if (!options.activeSection || !options.projectState) {
+            options.setEntityStatus("Chưa mở được project editor.");
            return;
        }
        if (options.pendingSaveCount > 0) {
@@ -259,8 +255,8 @@ export function useSectionCommands(options: Options) {
        try {
            // FE-only restore: load snapshot from selected commit and apply to editor state.
            // Do NOT move project's head commit on backend.
-            const commits = await fetchSectionCommits(options.activeSection.id);
-            const target = commits.find((c: SectionCommit) => c.id === commitId) || null;
+            const commits = await fetchProjectCommits(options.activeSection.id);
+            const target = commits.find((c: ProjectCommit) => c.id === commitId) || null;
            if (!target) {
                options.setEntityStatus("Không tìm thấy commit để restore.");
                return;
@@ -275,11 +271,11 @@ export function useSectionCommands(options: Options) {
            options.setSnapshotEntities(sessionSnapshot?.entities || []);
            options.setSnapshotWikis(sessionSnapshot?.wikis || []);
            options.setSnapshotEntityWikiLinks(sessionSnapshot?.entity_wiki || []);
-            options.setSelectedFeatureId(null);
+            options.setSelectedFeatureIds([]);
            options.setEntityFormStatus(null);

-            // Refresh commits list for UI, but keep sectionState/head as-is.
-            options.setSectionCommits(commits);
+            // Refresh commits list for UI, but keep projectState/head as-is.
+            options.setProjectCommits(commits);
            options.setEntityFormStatus("Đã load snapshot từ commit (không đổi head trên BE).");
        } catch (err) {
            if (err instanceof ApiError) {
@@ -1,4 +1,4 @@
-import type { EntityGeometryPreset } from "@/uhm/lib/entityTypeOptions";
+import type { GeometryPreset } from "@/uhm/lib/map/geo/geometryTypeOptions";

 export type EditorMode =
    | "idle"
@@ -7,7 +7,8 @@ export type EditorMode =
    | "add-point"
    | "add-line"
    | "add-path"
-    | "add-circle";
+    | "add-circle"
+    | "replay";

 export type TimelineRange = {
    min: number;
@@ -38,4 +39,4 @@ export type CreatedEntitySummary = {
    name: string;
 };

-export type GeometryPreset = EntityGeometryPreset;
+export type { GeometryPreset };
@@ -2,7 +2,7 @@ import { useState } from "react";
 import {
    BackgroundLayerVisibility,
    HIDDEN_BACKGROUND_LAYER_VISIBILITY,
-} from "@/uhm/lib/backgroundLayers";
+} from "@/uhm/lib/map/styles/backgroundLayers";

 export function useBackgroundSessionState() {
    // Trạng thái bật/tắt layer nền (khởi tạo default hidden; sẽ load từ storage ở page).
@@ -14,8 +14,8 @@ export function useEntitySessionState() {
    const [snapshotEntities, setSnapshotEntities] = useState<EntitySnapshot[]>([]);
    // Thông báo trạng thái/lỗi liên quan entity/session.
    const [entityStatus, setEntityStatus] = useState<string | null>(null);
-    // Feature đang được chọn để thao tác bind entities/metadata.
-    const [selectedFeatureId, setSelectedFeatureId] = useState<FeatureId | null>(null);
+    // Features đang được chọn để thao tác bind entities/metadata.
+    const [selectedFeatureIds, setSelectedFeatureIds] = useState<FeatureId[]>([]);
    // Form tạo entity mới (độc lập).
    const [entityForm, setEntityForm] = useState<EntityFormState>({
        name: "",
@@ -50,8 +50,8 @@ export function useEntitySessionState() {
        setSnapshotEntities,
        entityStatus,
        setEntityStatus,
-        selectedFeatureId,
-        setSelectedFeatureId,
+        selectedFeatureIds,
+        setSelectedFeatureIds,
        entityForm,
        setEntityForm,
        selectedGeometryEntityIds,
@@ -1,15 +1,15 @@
 import { useCallback, useState } from "react";
 import type { Dispatch, SetStateAction } from "react";
-import type { EditorSnapshot, Section, SectionCommit, SectionState } from "@/uhm/types/sections";
+import type { EditorSnapshot, Project, ProjectCommit, ProjectState } from "@/uhm/types/projects";

 type Options = {
    defaultEditorUserId: string;
 };

-type SectionTask = "idle" | "saving" | "submitting" | "opening-section";
+type SectionTask = "idle" | "saving" | "submitting" | "opening-project";

-export function useSectionSessionState(options: Options) {
-    // Single state machine cho các tác vụ async của section (saving/submitting/opening).
+export function useProjectSessionState(options: Options) {
+    // Single state machine cho các tác vụ async của project (saving/submitting/opening).
    const [sectionTask, setSectionTask] = useState<SectionTask>("idle");
    const setTaskFlag = useCallback((task: Exclude<SectionTask, "idle">, next: SetStateAction<boolean>) => {
        setSectionTask((prev) => {
@@ -22,7 +22,7 @@ export function useSectionSessionState(options: Options) {

    const isSaving = sectionTask === "saving";
    const isSubmitting = sectionTask === "submitting";
-    const isOpeningSection = sectionTask === "opening-section";
+    const isOpeningSection = sectionTask === "opening-project";
    const setIsSaving: Dispatch<SetStateAction<boolean>> = useCallback((next) => {
        setTaskFlag("saving", next);
    }, [setTaskFlag]);
@@ -30,27 +30,25 @@ export function useSectionSessionState(options: Options) {
        setTaskFlag("submitting", next);
    }, [setTaskFlag]);
    const setIsOpeningSection: Dispatch<SetStateAction<boolean>> = useCallback((next) => {
-        setTaskFlag("opening-section", next);
+        setTaskFlag("opening-project", next);
    }, [setTaskFlag]);

-    // Danh sách sections để user chọn mở.
-    const [availableSections, setAvailableSections] = useState<Section[]>([]);
-    // Section ID đang được chọn trong dropdown.
-    const [selectedSectionId, setSelectedSectionId] = useState("");
-    // Title section mới (để create).
+    // Danh sách projects để user chọn mở.
+    const [availableSections, setAvailableSections] = useState<Project[]>([]);
+    // Project ID đang được chọn trong dropdown.
+    const [selectedProjectId, setSelectedProjectId] = useState("");
+    // Title project mới (để create).
    const [newSectionTitle, setNewSectionTitle] = useState("");
    // Input title cho commit.
    const [commitTitle, setCommitTitle] = useState("");
-    // Input note cho commit.
-    const [commitNote, setCommitNote] = useState("");
    // User ID dùng để gắn vào commit/submit/lock.
    const [editorUserIdInput, setEditorUserIdInput] = useState(options.defaultEditorUserId);
-    // Section đang mở để edit (null nếu chưa mở).
-    const [activeSection, setActiveSection] = useState<Section | null>(null);
-    // Trạng thái section (version/head/status/lock).
-    const [sectionState, setSectionState] = useState<SectionState | null>(null);
-    // Danh sách commits của section đang mở.
-    const [sectionCommits, setSectionCommits] = useState<SectionCommit[]>([]);
+    // Project đang mở để edit (null nếu chưa mở).
+    const [activeSection, setActiveSection] = useState<Project | null>(null);
+    // Trạng thái project (version/head/status/lock).
+    const [projectState, setProjectState] = useState<ProjectState | null>(null);
+    // Danh sách commits của project đang mở.
+    const [sectionCommits, setProjectCommits] = useState<ProjectCommit[]>([]);
    // Baseline snapshot currently loaded for this editor session.
    const [baselineSnapshot, setBaselineSnapshot] = useState<EditorSnapshot | null>(null);

@@ -63,22 +61,20 @@ export function useSectionSessionState(options: Options) {
        setIsOpeningSection,
        availableSections,
        setAvailableSections,
-        selectedSectionId,
-        setSelectedSectionId,
+        selectedProjectId,
+        setSelectedProjectId,
        newSectionTitle,
        setNewSectionTitle,
        commitTitle,
        setCommitTitle,
-        commitNote,
-        setCommitNote,
        editorUserIdInput,
        setEditorUserIdInput,
        activeSection,
        setActiveSection,
-        sectionState,
-        setSectionState,
+        projectState,
+        setProjectState,
        sectionCommits,
-        setSectionCommits,
+        setProjectCommits,
        baselineSnapshot,
        setBaselineSnapshot,
    };
@@ -1,6 +1,6 @@
 import { useState } from "react";
 import type { TimelineRange } from "@/uhm/lib/editor/session/sessionTypes";
-import { clampYearValue } from "@/uhm/lib/timeline";
+import { clampYearValue } from "@/uhm/lib/utils/timeline";

 type Options = {
    currentYear: number;
@@ -1,6 +1,6 @@
 import { useState } from "react";
 import type { WikiSnapshot } from "@/uhm/types/wiki";
-import type { EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EntityWikiLinkSnapshot } from "@/uhm/types/projects";

 export function useWikiSessionState() {
  const [snapshotWikis, setSnapshotWikis] = useState<WikiSnapshot[]>([]);
@@ -1,12 +1,12 @@
-import { DEFAULT_ENTITY_TYPE_ID } from "@/uhm/lib/entityTypeOptions";
-import { geoTypeCodeToTypeKey, typeKeyToGeoTypeCode } from "@/uhm/lib/geoTypeMap";
+import { DEFAULT_GEOMETRY_TYPE_ID } from "@/uhm/lib/map/geo/geometryTypeOptions";
+import { normalizeGeoTypeKey, typeKeyToGeoTypeCode } from "@/uhm/lib/map/geo/geoTypeMap";
 import type { Change } from "@/uhm/lib/editor/draft/editorTypes";
 import type { EntitySnapshot } from "@/uhm/types/entities";
 import type { EntitySnapshotOperation } from "@/uhm/types/entities";
 import type { Feature, FeatureCollection, GeometryEntitySnapshot, GeometrySnapshot } from "@/uhm/types/geo";
-import type { EditorSnapshot, Section } from "@/uhm/types/sections";
+import type { EditorSnapshot, Project } from "@/uhm/types/projects";
 import type { WikiSnapshot } from "@/uhm/types/wiki";
-import type { EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EntityWikiLinkSnapshot } from "@/uhm/types/projects";

 type UnknownRecord = Record<string, unknown>;

@@ -86,12 +86,15 @@ export function normalizeEditorSnapshot(raw: unknown): EditorSnapshot | null {
                const source: "inline" | "ref" = existingSource || (refId || !hasInlineGeometry ? "ref" : "inline");
                const rest: UnknownRecord = { ...g };
                delete rest.ref;
+                const typeKey = normalizeGeoTypeKey(rest.type) || normalizeGeoTypeKey(rest.geo_type);
+                delete rest.geo_type;

                return {
                    ...(rest as unknown as Omit<GeometrySnapshot, "id" | "source" | "operation">),
                    id,
                    source,
                    operation,
+                    type: typeKey,
                };
            })
        : undefined;
@@ -210,30 +213,39 @@ export function normalizeEditorSnapshot(raw: unknown): EditorSnapshot | null {
        for (const feature of cloned.features) {
            const gid = String(feature.properties.id);
            const entity_ids = byGeom.get(gid) || [];
+            const p = feature.properties as unknown as UnknownRecord;
+
+            const existingTypeKey = normalizeGeoTypeKey(p.type) || normalizeGeoTypeKey(p.entity_type_id);
+            const fallbackTypeKey = getDefaultTypeIdForFeature(feature);
+            if (existingTypeKey) p.type = existingTypeKey;
+
            if (entity_ids.length || hasLinks) {
-                const props = feature.properties as unknown as UnknownRecord;
-                props.entity_ids = entity_ids;
-                props.entity_id = entity_ids[0] || null;
+                p.entity_ids = entity_ids;
+                p.entity_id = entity_ids[0] || null;

                // Generate denormalized names for UI/map usage.
                const primaryId = entity_ids[0] || null;
                const primaryName = primaryId ? (entityNameById.get(primaryId) || "") : "";
                const names = entity_ids.map((id) => entityNameById.get(id) || "").filter((n) => n.length > 0);
-                props.entity_name = primaryName || null;
-                props.entity_names = names;
+                p.entity_name = primaryName || null;
+                p.entity_names = names;
            }

            // Generate geometry metadata onto feature properties (optional in persisted snapshot).
            const geo = geometryById.get(gid) || null;
            if (geo) {
-                const p = feature.properties as unknown as UnknownRecord;
-                // type (semantic key) is derived from geometries[].type (numeric code in string form).
-                const typeCode = typeof geo.type === "string" && geo.type.trim().length ? Number(geo.type) : NaN;
-                const typeKey = geoTypeCodeToTypeKey(Number.isFinite(typeCode) ? typeCode : null);
+                const geoRecord = geo as unknown as UnknownRecord;
+                // type can arrive as numeric geo_type, numeric string, or semantic key depending on backend version.
+                const typeKey = normalizeGeoTypeKey(geoRecord.type)
+                    || normalizeGeoTypeKey(geoRecord.geo_type)
+                    || existingTypeKey
+                    || fallbackTypeKey;
                if (typeKey) p.type = typeKey;
                if (Array.isArray(geo.binding) && geo.binding.length) p.binding = geo.binding;
                if (typeof geo.time_start === "number") p.time_start = geo.time_start;
                if (typeof geo.time_end === "number") p.time_end = geo.time_end;
+            } else if (!existingTypeKey) {
+                p.type = fallbackTypeKey;
            }
        }
        return cloned;
@@ -251,7 +263,7 @@ export function normalizeEditorSnapshot(raw: unknown): EditorSnapshot | null {
 }

 export function buildEditorSnapshot(options: {
-    section: Section;
+    project: Project;
    draft: FeatureCollection;
    changes: Change[];
    snapshotEntities: EntitySnapshot[];
@@ -375,14 +387,12 @@ export function buildEditorSnapshot(options: {
                        ? "update"
                        : "reference";
        const bbox = getFeatureBBox(feature);
-        const typeKey = feature.properties.type || getDefaultTypeIdForFeature(feature);
-        const typeCode = typeKeyToGeoTypeCode(typeKey);
+        const typeKey = normalizeGeoTypeKey(feature.properties.type) || getDefaultTypeIdForFeature(feature);
        return {
            id,
            operation,
            source: "inline",
-            // BE currently expects geometries[].type as a string. We send the geo_type SMALLINT code as a string.
-            type: String(typeCode ?? 0),
+            type: typeKey,
            draw_geometry: feature.geometry,
            binding: normalizeFeatureBindingIds(feature),
            time_start: feature.properties.time_start ?? null,
@@ -600,6 +610,29 @@ export function buildEditorSnapshot(options: {
    };
 }

+export function toApiEditorSnapshot(snapshot: EditorSnapshot): EditorSnapshot {
+    const cloned = JSON.parse(JSON.stringify(snapshot)) as EditorSnapshot;
+
+    if (Array.isArray(cloned.geometries)) {
+        cloned.geometries = cloned.geometries.map((geometry) => {
+            const row = { ...(geometry as unknown as UnknownRecord) };
+            const typeKey = normalizeGeoTypeKey(row.type) || normalizeGeoTypeKey(row.geo_type);
+            delete row.geo_type;
+
+            if (typeKey) {
+                const typeCode = typeKeyToGeoTypeCode(typeKey);
+                row.type = typeCode == null ? null : String(typeCode);
+            } else if ("type" in row) {
+                row.type = null;
+            }
+
+            return row as unknown as GeometrySnapshot;
+        });
+    }
+
+    return cloned;
+}
+
 function dedupeAndSortGeometryEntity(rows: GeometryEntitySnapshot[]): GeometryEntitySnapshot[] {
    const seen = new Set<string>();
    const deduped: GeometryEntitySnapshot[] = [];
@@ -659,7 +692,7 @@ export function getDefaultTypeIdForFeature(feature: Feature): string {
    if (preset === "line") return "defense_line";
    if (preset === "point") return "city";
    if (preset === "circle-area") return "war";
-    if (preset === "polygon") return DEFAULT_ENTITY_TYPE_ID;
+    if (preset === "polygon") return DEFAULT_GEOMETRY_TYPE_ID;

    const geometryType = feature.geometry.type;
    if (geometryType === "LineString" || geometryType === "MultiLineString") {
@@ -668,7 +701,7 @@ export function getDefaultTypeIdForFeature(feature: Feature): string {
    if (geometryType === "Point" || geometryType === "MultiPoint") {
        return "city";
    }
-    return DEFAULT_ENTITY_TYPE_ID;
+    return DEFAULT_GEOMETRY_TYPE_ID;
 }

 export function normalizeFeatureEntityIds(feature: Feature): string[] {
@@ -2,7 +2,7 @@ import { useState } from "react";
 import type { FeatureCollection } from "@/uhm/types/geo";
 import { useBackgroundSessionState } from "@/uhm/lib/editor/session/useBackgroundSessionState";
 import { useEntitySessionState } from "@/uhm/lib/editor/session/useEntitySessionState";
-import { useSectionSessionState } from "@/uhm/lib/editor/session/useSectionSessionState";
+import { useProjectSessionState } from "@/uhm/lib/editor/session/useProjectSessionState";
 import { useTimelineState } from "@/uhm/lib/editor/session/useTimelineState";
 import { useWikiSessionState } from "@/uhm/lib/editor/session/useWikiSessionState";
 import type { EditorMode, TimelineRange } from "@/uhm/lib/editor/session/sessionTypes";
@@ -24,10 +24,10 @@ type Options = {
 export function useEditorSessionState(options: Options) {
    // Mode thao tác map/editor hiện tại.
    const [mode, setMode] = useState<EditorMode>("idle");
-    // FeatureCollection "gốc" của session hiện tại (global timeline hoặc section snapshot).
+    // FeatureCollection "gốc" của session hiện tại (global timeline hoặc project snapshot).
    const [initialData, setInitialData] = useState<FeatureCollection>(options.emptyFeatureCollection);

-    const section = useSectionSessionState({
+    const project = useProjectSessionState({
        defaultEditorUserId: options.defaultEditorUserId,
    });
    const entity = useEntitySessionState();
@@ -43,7 +43,7 @@ export function useEditorSessionState(options: Options) {
        setMode,
        initialData,
        setInitialData,
-        ...section,
+        ...project,
        ...entity,
        ...timeline,
        ...background,
@@ -5,13 +5,13 @@ import type {
    FeatureProperties,
    Geometry,
 } from "@/uhm/types/geo";
-import { buildInitialMap, deepClone, diffDraftToInitial } from "@/uhm/lib/editor/draft/draftDiff";
+import { buildInitialMap, deepClone, diffDraftToInitial, geometryEquals } from "@/uhm/lib/editor/draft/draftDiff";
 import { useDraftState } from "@/uhm/lib/editor/draft/useDraftState";
 import { useUndoStack } from "@/uhm/lib/editor/draft/useUndoStack";
 import type { Change, UndoAction } from "@/uhm/lib/editor/draft/editorTypes";
 import type { EntitySnapshot } from "@/uhm/types/entities";
 import type { WikiSnapshot } from "@/uhm/types/wiki";
-import type { EntityWikiLinkSnapshot } from "@/uhm/types/sections";
+import type { EntityWikiLinkSnapshot } from "@/uhm/types/projects";

 export type { Feature, FeatureCollection, FeatureProperties, Geometry } from "@/uhm/types/geo";
 export type { Change, UndoAction } from "@/uhm/lib/editor/draft/editorTypes";
@@ -25,6 +25,11 @@ type SnapshotUndoApi = {
    setSnapshotEntityWikiLinks: Dispatch<SetStateAction<EntityWikiLinkSnapshot[]>>;
 };

+type FeaturePropertiesPatch = {
+    id: FeatureProperties["id"];
+    patch: Partial<FeatureProperties>;
+};
+
 // State trung tâm của editor:
 // - draft: dữ liệu nguồn để render UI
 // - changes: map các thay đổi chờ lưu
@@ -86,19 +91,32 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
            }
            case "snapshot_entities": {
                if (!snapshotUndo) return false;
-                snapshotUndo.setSnapshotEntities(deepClone(action.prev));
+                const prev = deepClone(action.prev);
+                snapshotUndo.snapshotEntitiesRef.current = prev;
+                snapshotUndo.setSnapshotEntities(prev);
                return true;
            }
            case "snapshot_wikis": {
                if (!snapshotUndo) return false;
-                snapshotUndo.setSnapshotWikis(deepClone(action.prev));
+                const prev = deepClone(action.prev);
+                snapshotUndo.snapshotWikisRef.current = prev;
+                snapshotUndo.setSnapshotWikis(prev);
                return true;
            }
            case "snapshot_entity_wiki": {
                if (!snapshotUndo) return false;
-                snapshotUndo.setSnapshotEntityWikiLinks(deepClone(action.prev));
+                const prev = deepClone(action.prev);
+                snapshotUndo.snapshotEntityWikiLinksRef.current = prev;
+                snapshotUndo.setSnapshotEntityWikiLinks(prev);
                return true;
            }
+            case "group": {
+                let applied = true;
+                for (let i = action.actions.length - 1; i >= 0; i -= 1) {
+                    applied = applyUndoAction(action.actions[i]) && applied;
+                }
+                return applied;
+            }
            default:
                return false;
        }
@@ -129,6 +147,51 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        pushUndo({ type: "create", id: featureClone.properties.id });
    }

+    function createFeatureWithSnapshotEntities(
+        feature: Feature,
+        nextEntities: SetStateAction<EntitySnapshot[]>,
+        label = "Import geometry"
+    ) {
+        const featureClone = deepClone(feature);
+        const undoActions: UndoAction[] = [];
+
+        if (snapshotUndo) {
+            const prevEntities = snapshotUndo.snapshotEntitiesRef.current || [];
+            const prevEntitiesClone = deepClone(prevEntities);
+            const computedEntities = typeof nextEntities === "function"
+                ? (nextEntities as (p: EntitySnapshot[]) => EntitySnapshot[])(prevEntitiesClone)
+                : nextEntities;
+            let entitiesChanged = true;
+            try {
+                entitiesChanged = JSON.stringify(prevEntities) !== JSON.stringify(computedEntities);
+            } catch {
+                entitiesChanged = true;
+            }
+
+            if (entitiesChanged) {
+                const computedEntitiesClone = deepClone(computedEntities);
+                undoActions.push({
+                    type: "snapshot_entities",
+                    label: "Cập nhật entities",
+                    prev: prevEntitiesClone,
+                });
+                snapshotUndo.snapshotEntitiesRef.current = computedEntitiesClone;
+                snapshotUndo.setSnapshotEntities(computedEntitiesClone);
+            }
+        }
+
+        undoActions.push({ type: "create", id: featureClone.properties.id });
+        pushUndo(
+            undoActions.length === 1
+                ? undoActions[0]
+                : { type: "group", label, actions: undoActions }
+        );
+        commitDraft({
+            ...draftRef.current,
+            features: [...draftRef.current.features, featureClone],
+        });
+    }
+
    function patchFeatureProperties(
        id: FeatureProperties["id"],
        patch: Partial<FeatureProperties>
@@ -154,12 +217,63 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        commitDraft({ ...draftRef.current, features: nextFeatures });
    }

+    function patchFeaturePropertiesBatch(
+        patches: FeaturePropertiesPatch[],
+        label = "Cập nhật nhiều geometry"
+    ) {
+        const mergedPatches = new Map<FeatureProperties["id"], Partial<FeatureProperties>>();
+        for (const item of patches || []) {
+            if (!item) continue;
+            const prev = mergedPatches.get(item.id) || {};
+            mergedPatches.set(item.id, {
+                ...prev,
+                ...deepClone(item.patch),
+            });
+        }
+        if (!mergedPatches.size) return;
+
+        const nextFeatures = [...draftRef.current.features];
+        const undoActions: UndoAction[] = [];
+
+        for (const [id, patch] of mergedPatches.entries()) {
+            const idx = nextFeatures.findIndex((feature) => feature.properties.id === id);
+            if (idx === -1) continue;
+
+            const prevProperties = deepClone(nextFeatures[idx].properties);
+            const nextProperties = {
+                ...nextFeatures[idx].properties,
+                ...deepClone(patch),
+            };
+            if (JSON.stringify(prevProperties) === JSON.stringify(nextProperties)) {
+                continue;
+            }
+
+            nextFeatures[idx] = {
+                ...nextFeatures[idx],
+                properties: nextProperties,
+            };
+            undoActions.push({ type: "properties", id, prevProperties });
+        }
+
+        if (!undoActions.length) return;
+
+        pushUndo(
+            undoActions.length === 1
+                ? undoActions[0]
+                : { type: "group", label, actions: undoActions }
+        );
+        commitDraft({ ...draftRef.current, features: nextFeatures });
+    }
+
    function updateFeature(id: FeatureProperties["id"], newGeometry: Geometry) {
        const idx = draftRef.current.features.findIndex((feature) => feature.properties.id === id);
        if (idx === -1) return;

        const prevFeature = draftRef.current.features[idx];
        const prevGeometry = deepClone(prevFeature.geometry);
+        if (geometryEquals(prevGeometry, newGeometry)) {
+            return;
+        }
        const nextFeatures = [...draftRef.current.features];
        nextFeatures[idx] = {
            ...prevFeature,
@@ -201,20 +315,21 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        label = "Cập nhật entities"
    ) => {
        if (!snapshotUndo) return;
-        snapshotUndo.setSnapshotEntities((prev) => {
-            const prevClone = deepClone(prev);
-            const computed = typeof next === "function" ? (next as (p: EntitySnapshot[]) => EntitySnapshot[])(prev) : next;
-            let changed = true;
-            try {
-                changed = JSON.stringify(prev) !== JSON.stringify(computed);
-            } catch {
-                changed = true;
-            }
-            if (changed) {
-                pushUndo({ type: "snapshot_entities", label, prev: prevClone });
-            }
-            return computed;
-        });
+        const prev = snapshotUndo.snapshotEntitiesRef.current || [];
+        const prevClone = deepClone(prev);
+        const computed = typeof next === "function" ? (next as (p: EntitySnapshot[]) => EntitySnapshot[])(prevClone) : next;
+        let changed = true;
+        try {
+            changed = JSON.stringify(prev) !== JSON.stringify(computed);
+        } catch {
+            changed = true;
+        }
+        if (!changed) return;
+
+        const computedClone = deepClone(computed);
+        pushUndo({ type: "snapshot_entities", label, prev: prevClone });
+        snapshotUndo.snapshotEntitiesRef.current = computedClone;
+        snapshotUndo.setSnapshotEntities(computedClone);
    }, [pushUndo, snapshotUndo]);

    const setSnapshotWikisUndoable = useCallback((
@@ -222,20 +337,21 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        label = "Cập nhật wikis"
    ) => {
        if (!snapshotUndo) return;
-        snapshotUndo.setSnapshotWikis((prev) => {
-            const prevClone = deepClone(prev);
-            const computed = typeof next === "function" ? (next as (p: WikiSnapshot[]) => WikiSnapshot[])(prev) : next;
-            let changed = true;
-            try {
-                changed = JSON.stringify(prev) !== JSON.stringify(computed);
-            } catch {
-                changed = true;
-            }
-            if (changed) {
-                pushUndo({ type: "snapshot_wikis", label, prev: prevClone });
-            }
-            return computed;
-        });
+        const prev = snapshotUndo.snapshotWikisRef.current || [];
+        const prevClone = deepClone(prev);
+        const computed = typeof next === "function" ? (next as (p: WikiSnapshot[]) => WikiSnapshot[])(prevClone) : next;
+        let changed = true;
+        try {
+            changed = JSON.stringify(prev) !== JSON.stringify(computed);
+        } catch {
+            changed = true;
+        }
+        if (!changed) return;
+
+        const computedClone = deepClone(computed);
+        pushUndo({ type: "snapshot_wikis", label, prev: prevClone });
+        snapshotUndo.snapshotWikisRef.current = computedClone;
+        snapshotUndo.setSnapshotWikis(computedClone);
    }, [pushUndo, snapshotUndo]);

    const setSnapshotEntityWikiLinksUndoable = useCallback((
@@ -243,22 +359,23 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        label = "Cập nhật entity-wiki"
    ) => {
        if (!snapshotUndo) return;
-        snapshotUndo.setSnapshotEntityWikiLinks((prev) => {
-            const prevClone = deepClone(prev);
-            const computed = typeof next === "function"
-                ? (next as (p: EntityWikiLinkSnapshot[]) => EntityWikiLinkSnapshot[])(prev)
-                : next;
-            let changed = true;
-            try {
-                changed = JSON.stringify(prev) !== JSON.stringify(computed);
-            } catch {
-                changed = true;
-            }
-            if (changed) {
-                pushUndo({ type: "snapshot_entity_wiki", label, prev: prevClone });
-            }
-            return computed;
-        });
+        const prev = snapshotUndo.snapshotEntityWikiLinksRef.current || [];
+        const prevClone = deepClone(prev);
+        const computed = typeof next === "function"
+            ? (next as (p: EntityWikiLinkSnapshot[]) => EntityWikiLinkSnapshot[])(prevClone)
+            : next;
+        let changed = true;
+        try {
+            changed = JSON.stringify(prev) !== JSON.stringify(computed);
+        } catch {
+            changed = true;
+        }
+        if (!changed) return;
+
+        const computedClone = deepClone(computed);
+        pushUndo({ type: "snapshot_entity_wiki", label, prev: prevClone });
+        snapshotUndo.snapshotEntityWikiLinksRef.current = computedClone;
+        snapshotUndo.setSnapshotEntityWikiLinks(computedClone);
    }, [pushUndo, snapshotUndo]);

    return {
@@ -267,7 +384,9 @@ export function useEditorState(initialData: FeatureCollection, snapshotUndo?: Sn
        undoStack,
        changeCount,
        createFeature,
+        createFeatureWithSnapshotEntities,
        patchFeatureProperties,
+        patchFeaturePropertiesBatch,
        updateFeature,
        deleteFeature,
        undo,
@@ -1,5 +1,3 @@
-export const DEFAULT_POINT_ICON_ID = "point-icon-default";
-export const POINT_ICON_URL = "/point.png";
 export const PATH_ARROW_ICON_ID = "path-arrow-icon";

 export const MAP_MIN_ZOOM = 2;
@@ -10,4 +8,5 @@ export const RASTER_BASE_LAYER_ID = "raster-base-layer";
 export const RASTER_BASE_INSERT_BEFORE_LAYER_ID = "graticules-line";

 export const PATH_ARROW_SOURCE_ID = "path-arrow-shapes";
+export const POLYGON_LABEL_SOURCE_ID = "polygon-labels";
 export const FEATURE_STATE_SOURCE_IDS = ["countries", "places", PATH_ARROW_SOURCE_ID] as const;
@@ -1,8 +1,8 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";
+import { buildCircleRing, distanceMeters } from "@/uhm/lib/map/geo/geoMath";

-const EARTH_RADIUS_METERS = 6371008.8;
 const CIRCLE_SEGMENTS = 72;
 const MIN_RADIUS_METERS = 1;
 const EMPTY_PREVIEW: GeoJSON.FeatureCollection = {
@@ -123,6 +123,8 @@ export function initCircle(
        onComplete({
            type: "Polygon",
            coordinates: [ring],
+            circle_center: center,
+            circle_radius: radiusMeters,
        });
        resetDrawingState();
    };
@@ -163,85 +165,3 @@ export function initCircle(
        cancel: resetDrawingState,
    };
 }
-
-// Tạo vòng polygon xấp xỉ hình tròn từ tâm, bán kính và số phân đoạn.
-function buildCircleRing(
-    center: [number, number],
-    radiusMeters: number,
-    segments: number
-): [number, number][] {
-    const ring: [number, number][] = [];
-    for (let i = 0; i <= segments; i += 1) {
-        const bearingDeg = (i / segments) * 360; // Chia đều 360 do quanh tâm để tạo các điểm trên vòng tròn.
-        ring.push(destinationPoint(center, radiusMeters, bearingDeg));
-    }
-    return ring;
-}
-
-// Tính khoảng cách hai điểm theo công thức Haversine (đơn vị mét).
-function distanceMeters(a: [number, number], b: [number, number]): number {
-    const lat1 = toRad(a[1]);
-    const lat2 = toRad(b[1]);
-    const dLat = lat2 - lat1; // Delta vĩ độ (radian).
-    const dLng = toRad(b[0] - a[0]); // Delta kinh độ (radian).
-
-    const sinLat = Math.sin(dLat / 2); // Thành phần sin(dLat/2) của công thức Haversine.
-    const sinLng = Math.sin(dLng / 2); // Thành phần sin(dLng/2) của công thức Haversine.
-    const h =
-        sinLat * sinLat +
-        Math.cos(lat1) * Math.cos(lat2) * sinLng * sinLng; // h = haversine(d/R), độ lớn cung tròn chuẩn hóa.
-    const c = 2 * Math.atan2(Math.sqrt(h), Math.sqrt(1 - h)); // Góc tâm (radian) giữa hai điểm trên mặt cầu.
-    return EARTH_RADIUS_METERS * c; // Khoảng cách cung tròn: d = R * c.
-}
-
-// Tính tọa độ điểm đích từ tâm, khoảng cách và góc phương vị.
-function destinationPoint(
-    center: [number, number],
-    distance: number,
-    bearingDeg: number
-): [number, number] {
-    const lat1 = toRad(center[1]);
-    const lng1 = toRad(center[0]);
-    const bearing = toRad(bearingDeg);
-    const angularDistance = distance / EARTH_RADIUS_METERS; // d/R: khoảng cách góc trên mặt cầu.
-
-    const sinLat1 = Math.sin(lat1);
-    const cosLat1 = Math.cos(lat1);
-    const sinAngular = Math.sin(angularDistance);
-    const cosAngular = Math.cos(angularDistance);
-
-    const sinLat2 =
-        sinLat1 * cosAngular +
-        cosLat1 * sinAngular * Math.cos(bearing); // Công thức vĩ độ điểm đích theo great-circle.
-    const lat2 = Math.asin(clamp(sinLat2, -1, 1)); // Kẹp [-1,1] để tránh sai số số học trước khi asin.
-
-    const y = Math.sin(bearing) * sinAngular * cosLat1; // Tử số atan2 cho biến thiên kinh độ.
-    const x = cosAngular - sinLat1 * Math.sin(lat2); // Mẫu số atan2 cho biến thiên kinh độ.
-    const lng2 = lng1 + Math.atan2(y, x); // Kinh độ đích = kinh độ gốc + delta kinh độ.
-
-    return [normalizeLng(toDeg(lng2)), toDeg(lat2)];
-}
-
-// Chuẩn hóa kinh độ về miền [-180, 180].
-function normalizeLng(lng: number): number {
-    let normalized = ((lng + 540) % 360) - 180; // Wrap về khoảng [-180, 180).
-    if (normalized === -180) normalized = 180;
-    return normalized;
-}
-
-// Kẹp giá trị trong đoạn [min, max].
-function clamp(value: number, min: number, max: number): number {
-    if (value < min) return min;
-    if (value > max) return max;
-    return value;
-}
-
-// Đổi đơn vị góc từ độ sang radian.
-function toRad(value: number): number {
-    return (value * Math.PI) / 180; // Đổi độ sang radian.
-}
-
-// Đổi đơn vị góc từ radian sang độ.
-function toDeg(value: number): number {
-    return (value * 180) / Math.PI; // Đổi radian sang độ.
-}
@@ -1,6 +1,7 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";
+import { snapToNearestGeometry } from "@/uhm/lib/map/engines/snapUtils";

 // Khởi tạo engine vẽ polygon tự do theo chuỗi click.
 export function initDrawing(
@@ -57,7 +58,13 @@ export function initDrawing(
    function onClick(e: maplibregl.MapLayerMouseEvent) {
        if (getMode() !== "draw") return;

-        coords.push([e.lngLat.lng, e.lngLat.lat] as [number, number]);
+        let lngLat = e.lngLat;
+        // Dùng Shift (hoặc Alt nếu Shift bị maplibre chiếm dụng) để snap
+        if (e.originalEvent.shiftKey || e.originalEvent.altKey) {
+            lngLat = snapToNearestGeometry(map, e.lngLat, e.point);
+        }
+
+        coords.push([lngLat.lng, lngLat.lat] as [number, number]);
        update(coords);
    }

@@ -65,9 +72,14 @@ export function initDrawing(
    function onMove(e: maplibregl.MapLayerMouseEvent) {
        if (getMode() !== "draw" || coords.length === 0) return;

+        let lngLat = e.lngLat;
+        if (e.originalEvent.shiftKey || e.originalEvent.altKey) {
+            lngLat = snapToNearestGeometry(map, e.lngLat, e.point);
+        }
+
        const preview: [number, number][] = [
            ...coords,
-            [e.lngLat.lng, e.lngLat.lat] as [number, number],
+            [lngLat.lng, lngLat.lat] as [number, number],
        ];
        update(preview);
    }
@@ -109,11 +121,17 @@ export function initDrawing(
        }
    }

+    // Tắt tính năng box zoom và double click zoom để Shift không bị lỗi
+    map.boxZoom.disable();
+    map.doubleClickZoom.disable();
+
    map.on("click", onClick);
    map.on("mousemove", onMove);
    document.addEventListener("keydown", onKeyDown);

    const cleanup = () => {
+        map.boxZoom.enable();
+        map.doubleClickZoom.enable();
        map.off("click", onClick);
        map.off("mousemove", onMove);
        document.removeEventListener("keydown", onKeyDown);
@@ -1,10 +1,14 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import { buildCircleRing, destinationPoint, distanceMeters } from "@/uhm/lib/map/geo/geoMath";

 export type EditingHandle = {
    id: string | number;
    ring: [number, number][];
    original: Geometry;
+    isCircle?: boolean;
+    circleCenter?: [number, number];
+    circleRadius?: number;
 };

 export type EditingAPI = {
@@ -40,26 +44,62 @@ export function createEditingEngine(options: {
        const map = mapRef.current;
        if (!editing || !map) return;

-        const closedRing = [...editing.ring, editing.ring[0]];
-        const shape: GeoJSON.FeatureCollection<GeoJSON.Polygon> = {
-            type: "FeatureCollection",
-            features: [
-                {
-                    type: "Feature",
-                    geometry: { type: "Polygon", coordinates: [closedRing] },
-                    properties: {},
-                },
-            ],
-        };
+        let shape: GeoJSON.FeatureCollection<GeoJSON.Polygon>;
+        let handles: GeoJSON.FeatureCollection<GeoJSON.Point>;

-        const handles: GeoJSON.FeatureCollection<GeoJSON.Point> = {
-            type: "FeatureCollection",
-            features: editing.ring.map((c, idx) => ({
-                type: "Feature",
-                geometry: { type: "Point", coordinates: c },
-                properties: { idx },
-            })),
-        };
+        if (editing.isCircle && editing.circleCenter && editing.circleRadius !== undefined) {
+            const ring = buildCircleRing(editing.circleCenter, editing.circleRadius);
+            const closedRing = [...ring, ring[0]];
+            shape = {
+                type: "FeatureCollection",
+                features: [
+                    {
+                        type: "Feature",
+                        geometry: { type: "Polygon", coordinates: [closedRing] },
+                        properties: {},
+                    },
+                ],
+            };
+
+            // Circle handles: 0 = center, 1 = radius control
+            const radiusHandlePoint = destinationPoint(editing.circleCenter, editing.circleRadius, 90);
+            handles = {
+                type: "FeatureCollection",
+                features: [
+                    {
+                        type: "Feature",
+                        geometry: { type: "Point", coordinates: editing.circleCenter },
+                        properties: { idx: 0, type: "center" },
+                    },
+                    {
+                        type: "Feature",
+                        geometry: { type: "Point", coordinates: radiusHandlePoint },
+                        properties: { idx: 1, type: "radius" },
+                    },
+                ],
+            };
+        } else {
+            const closedRing = [...editing.ring, editing.ring[0]];
+            shape = {
+                type: "FeatureCollection",
+                features: [
+                    {
+                        type: "Feature",
+                        geometry: { type: "Polygon", coordinates: [closedRing] },
+                        properties: {},
+                    },
+                ],
+            };
+
+            handles = {
+                type: "FeatureCollection",
+                features: editing.ring.map((c, idx) => ({
+                    type: "Feature",
+                    geometry: { type: "Point", coordinates: c },
+                    properties: { idx },
+                })),
+            };
+        }

        (map.getSource("edit-shape") as maplibregl.GeoJSONSource | undefined)?.setData(shape);
        (map.getSource("edit-handles") as maplibregl.GeoJSONSource | undefined)?.setData(handles);
@@ -69,10 +109,23 @@ export function createEditingEngine(options: {
    const finishEditing = () => {
        const editing = editingRef.current;
        if (!editing) return;
-        const geometry: Geometry = {
-            type: "Polygon",
-            coordinates: [[...editing.ring, editing.ring[0]]],
-        };
+
+        let geometry: Geometry;
+        if (editing.isCircle && editing.circleCenter && editing.circleRadius !== undefined) {
+            const ring = buildCircleRing(editing.circleCenter, editing.circleRadius);
+            geometry = {
+                type: "Polygon",
+                coordinates: [[...ring, ring[0]]],
+                circle_center: editing.circleCenter,
+                circle_radius: editing.circleRadius,
+            };
+        } else {
+            geometry = {
+                type: "Polygon",
+                coordinates: [[...editing.ring, editing.ring[0]]],
+            };
+        }
+
        onUpdate(editing.id, geometry);
        clearEditing();
    };
@@ -85,15 +138,21 @@ export function createEditingEngine(options: {
    // Bắt đầu chỉnh sửa từ feature polygon được chọn.
    const beginEditing = (feature: maplibregl.MapGeoJSONFeature) => {
        if (feature.geometry.type !== "Polygon") return;
-        const coords = (feature.geometry.coordinates?.[0] ?? []) as [number, number][];
+        const geom = feature.geometry as Geometry;
+        const coords = (geom.coordinates?.[0] ?? []) as [number, number][];
        if (coords.length < 4) return;

+        const isCircle = !!geom.circle_center;
+
        // remove duplicated closing point
        const ring = coords.slice(0, -1).map((c) => [c[0], c[1]] as [number, number]);
        editingRef.current = {
            id: feature.id ?? feature.properties?.id,
            ring,
-            original: feature.geometry as Geometry,
+            original: geom,
+            isCircle,
+            circleCenter: geom.circle_center,
+            circleRadius: geom.circle_radius,
        };
        updateEditSources();
    };
@@ -129,7 +188,20 @@ export function createEditingEngine(options: {
            const editing = editingRef.current;
            if (!drag || !editing) return;

-            editing.ring[drag.idx] = [e.lngLat.lng, e.lngLat.lat];
+            if (editing.isCircle && editing.circleCenter && editing.circleRadius !== undefined) {
+                if (drag.idx === 0) {
+                    // Move center
+                    editing.circleCenter = [e.lngLat.lng, e.lngLat.lat];
+                } else if (drag.idx === 1) {
+                    // Change radius
+                    editing.circleRadius = distanceMeters(editing.circleCenter, [
+                        e.lngLat.lng,
+                        e.lngLat.lat,
+                    ]);
+                }
+            } else {
+                editing.ring[drag.idx] = [e.lngLat.lng, e.lngLat.lat];
+            }
            updateEditSources();
        };

@@ -166,7 +238,7 @@ export function createEditingEngine(options: {

        // Chèn thêm một đỉnh mới vào ring tại vị trí gần điểm click nhất.
        const onInsertHandle = (e: maplibregl.MapLayerMouseEvent) => {
-            if (!editingRef.current) return;
+            if (!editingRef.current || editingRef.current.isCircle) return;
            if (!isModifierPressed(e)) return;
            e.preventDefault();
            const editing = editingRef.current;
@@ -1,6 +1,6 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";

 const EMPTY_PREVIEW: GeoJSON.FeatureCollection = {
    type: "FeatureCollection",
@@ -1,6 +1,6 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";

 const EMPTY_PREVIEW: GeoJSON.FeatureCollection = {
    type: "FeatureCollection",
@@ -1,6 +1,6 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";

 // Khởi tạo engine thêm point bằng click đơn.
 export function initPoint(
@@ -1,5 +1,5 @@
 import maplibregl from "maplibre-gl";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
+import type { ModeGetter } from "@/uhm/lib/map/engines/engineTypes";

 // Khởi tạo engine chọn feature và context menu edit/delete.
 export function initSelect(
@@ -7,25 +7,17 @@ export function initSelect(
    getMode: ModeGetter,
    onDelete?: (id: string | number) => void,
    onEdit?: (feature: maplibregl.MapGeoJSONFeature) => void,
-    onSelectId?: (id: string | number | null) => void
+    onSelectIds?: (ids: (string | number)[]) => void,
+    onReplayEdit?: (id: string | number) => void
 ) {
-    const SELECTABLE_LAYERS = [
-        "countries-fill",
-        "countries-line",
-        "routes-line",
-        "routes-path-arrow-fill",
-        "routes-path-arrow-line",
-        "routes-path-hit",
-        "places-circle",
-        "places-symbol",
-    ] as const;
+
    const FEATURE_STATE_SOURCES = [
        "countries",
        "places",
        "path-arrow-shapes",
    ] as const;
    const selectedIds = new Set<number | string>();
-    const hasContextActions = Boolean(onDelete || onEdit);
+    const hasContextActions = Boolean(onDelete || onEdit || onReplayEdit);
    let contextMenu: HTMLDivElement | null = null;
    let docClickHandler: ((ev: MouseEvent) => void) | null = null;

@@ -35,7 +27,7 @@ export function initSelect(
        selectedIds.forEach((id) => setSelectionStateForId(id, false));
        selectedIds.clear();
        if (emit) {
-            onSelectId?.(null);
+            onSelectIds?.([]);
        }
    }

@@ -52,18 +44,18 @@ export function initSelect(
            // Alt + click on an already selected feature removes it from the selection
            setSelectionStateForId(id, false);
            selectedIds.delete(id);
-            onSelectId?.(selectedIds.size === 1 ? Array.from(selectedIds)[0] : null);
+            onSelectIds?.(Array.from(selectedIds));
            return;
        }

        setSelectionStateForId(id, true);
        selectedIds.add(id);
-        onSelectId?.(selectedIds.size === 1 ? id : null);
+        onSelectIds?.(Array.from(selectedIds));
    }

    // Chọn feature theo click trái, hỗ trợ additive bằng Alt.
    function onClick(e: maplibregl.MapLayerMouseEvent) {
-        if (getMode() !== "select") return;
+        if (getMode() !== "select" && getMode() !== "replay") return;
        const selectableLayers = getSelectableLayers();
        if (!selectableLayers.length) return;

@@ -83,11 +75,12 @@ export function initSelect(
    // Hiển thị menu ngữ cảnh (sửa/xóa) khi click chuột phải.
    // Mở menu thao tác khi click phải lên feature.
    function onRightClick(e: maplibregl.MapLayerMouseEvent) {
-        if (getMode() !== "select") return;
+        if (getMode() !== "select" && getMode() !== "replay") return;
        const selectableLayers = getSelectableLayers();
        if (!selectableLayers.length) return;

        e.preventDefault(); // block browser menu
+        if (getMode() === "replay") return;

        const features = map.queryRenderedFeatures(e.point, {
            layers: selectableLayers,
@@ -114,7 +107,7 @@ export function initSelect(

    // Đổi cursor pointer khi hover lên đối tượng có thể chọn.
    function onMove(e: maplibregl.MapLayerMouseEvent) {
-        if (getMode() !== "select") return;
+        if (getMode() !== "select" && getMode() !== "replay") return;
        const selectableLayers = getSelectableLayers();
        if (!selectableLayers.length) {
            map.getCanvas().style.cursor = "";
@@ -129,7 +122,11 @@ export function initSelect(
    }

    function getSelectableLayers(): string[] {
-        return SELECTABLE_LAYERS.filter((layerId) => Boolean(map.getLayer(layerId)));
+        const style = map.getStyle();
+        if (!style || !style.layers) return [];
+        return style.layers
+            .filter((layer) => "source" in layer && FEATURE_STATE_SOURCES.includes(layer.source as any))
+            .map((layer) => layer.id);
    }

    function setSelectionStateForId(id: string | number, selected: boolean) {
@@ -223,6 +220,17 @@ export function initSelect(
            hasMenuItems = true;
        }

+        if (
+            selectedCount === 1 &&
+            onReplayEdit
+        ) {
+            const featureId = clickedFeature.id ?? clickedFeature.properties?.id;
+            if (featureId) {
+                menu.appendChild(createItem("Replay Edit", () => onReplayEdit(featureId)));
+                hasMenuItems = true;
+            }
+        }
+
        if (onDelete) {
            menu.appendChild(
                createItem(
@@ -0,0 +1,82 @@
+import maplibregl from "maplibre-gl";
+
+const SNAP_THRESHOLD_PX = 15;
+
+export function snapToNearestGeometry(
+    map: maplibregl.Map,
+    lngLat: maplibregl.LngLat,
+    pointPx: maplibregl.Point
+): maplibregl.LngLat {
+    const bbox: [maplibregl.PointLike, maplibregl.PointLike] = [
+        [pointPx.x - SNAP_THRESHOLD_PX, pointPx.y - SNAP_THRESHOLD_PX],
+        [pointPx.x + SNAP_THRESHOLD_PX, pointPx.y + SNAP_THRESHOLD_PX],
+    ];
+
+    const features = map.queryRenderedFeatures(bbox);
+
+    let nearestDist = Infinity;
+    let nearestLngLat: maplibregl.LngLat | null = null;
+
+    const getDistSq = (p1: maplibregl.Point, p2: maplibregl.Point) => {
+        return (p1.x - p2.x) ** 2 + (p1.y - p2.y) ** 2;
+    };
+
+    // Tìm điểm gần nhất trên đoạn thẳng [a, b] so với điểm p
+    const getClosestPointOnSegment = (p: maplibregl.Point, a: maplibregl.Point, b: maplibregl.Point): maplibregl.Point => {
+        const atob = { x: b.x - a.x, y: b.y - a.y };
+        const atop = { x: p.x - a.x, y: p.y - a.y };
+        const lenSq = atob.x * atob.x + atob.y * atob.y;
+        if (lenSq === 0) return new maplibregl.Point(a.x, a.y);
+        
+        let t = (atop.x * atob.x + atop.y * atob.y) / lenSq;
+        t = Math.max(0, Math.min(1, t));
+        
+        return new maplibregl.Point(a.x + atob.x * t, a.y + atob.y * t);
+    };
+
+    const processLineString = (line: number[][]) => {
+        if (!line || line.length < 2) return;
+        for (let i = 0; i < line.length - 1; i++) {
+            const p1LngLat = new maplibregl.LngLat(line[i][0], line[i][1]);
+            const p2LngLat = new maplibregl.LngLat(line[i + 1][0], line[i + 1][1]);
+            const p1 = map.project(p1LngLat);
+            const p2 = map.project(p2LngLat);
+            
+            const closestPx = getClosestPointOnSegment(pointPx, p1, p2);
+            const distSq = getDistSq(pointPx, closestPx);
+            
+            if (distSq < nearestDist && distSq <= SNAP_THRESHOLD_PX ** 2) {
+                nearestDist = distSq;
+                nearestLngLat = map.unproject(closestPx);
+            }
+        }
+    };
+
+    for (const feature of features) {
+        if (!feature.geometry) continue;
+        
+        // Bỏ qua các layer preview hoặc edit để không tự snap vào nét đang vẽ dở.
+        if (feature.layer.id.includes("preview") || feature.layer.id.includes("edit-")) {
+            continue;
+        }
+
+        const type = feature.geometry.type;
+        if (type === "GeometryCollection") continue;
+        const coords = (feature.geometry as any).coordinates;
+
+        // Xử lý cả Polygon và LineString vì viền bản đồ (border) đôi khi được render dưới dạng LineString
+        if (type === "Polygon") {
+            for (const ring of coords) processLineString(ring);
+        } else if (type === "MultiPolygon") {
+            for (const poly of coords) {
+                for (const ring of poly) processLineString(ring);
+            }
+        } else if (type === "LineString") {
+            processLineString(coords);
+        } else if (type === "MultiLineString") {
+            for (const line of coords) processLineString(line);
+        }
+    }
+
+    return nearestLngLat || lngLat;
+}
@@ -0,0 +1,79 @@
+const EARTH_RADIUS_METERS = 6371008.8;
+
+// Đổi đơn vị góc từ độ sang radian.
+export function toRad(value: number): number {
+    return (value * Math.PI) / 180;
+}
+
+// Đổi đơn vị góc từ radian sang độ.
+export function toDeg(value: number): number {
+    return (value * 180) / Math.PI;
+}
+
+// Kẹp giá trị trong đoạn [min, max].
+export function clamp(value: number, min: number, max: number): number {
+    if (value < min) return min;
+    if (value > max) return max;
+    return value;
+}
+
+// Chuẩn hóa kinh độ về miền [-180, 180].
+export function normalizeLng(lng: number): number {
+    let normalized = ((lng + 540) % 360) - 180;
+    if (normalized === -180) normalized = 180;
+    return normalized;
+}
+
+// Tính khoảng cách hai điểm theo công thức Haversine (đơn vị mét).
+export function distanceMeters(a: [number, number], b: [number, number]): number {
+    const lat1 = toRad(a[1]);
+    const lat2 = toRad(b[1]);
+    const dLat = lat2 - lat1;
+    const dLng = toRad(b[0] - a[0]);
+
+    const sinLat = Math.sin(dLat / 2);
+    const sinLng = Math.sin(dLng / 2);
+    const h = sinLat * sinLat + Math.cos(lat1) * Math.cos(lat2) * sinLng * sinLng;
+    const c = 2 * Math.atan2(Math.sqrt(h), Math.sqrt(1 - h));
+    return EARTH_RADIUS_METERS * c;
+}
+
+// Tính tọa độ điểm đích từ tâm, khoảng cách và góc phương vị.
+export function destinationPoint(
+    center: [number, number],
+    distance: number,
+    bearingDeg: number
+): [number, number] {
+    const lat1 = toRad(center[1]);
+    const lng1 = toRad(center[0]);
+    const bearing = toRad(bearingDeg);
+    const angularDistance = distance / EARTH_RADIUS_METERS;
+
+    const sinLat1 = Math.sin(lat1);
+    const cosLat1 = Math.cos(lat1);
+    const sinAngular = Math.sin(angularDistance);
+    const cosAngular = Math.cos(angularDistance);
+
+    const sinLat2 = sinLat1 * cosAngular + cosLat1 * sinAngular * Math.cos(bearing);
+    const lat2 = Math.asin(clamp(sinLat2, -1, 1));
+
+    const y = Math.sin(bearing) * sinAngular * cosLat1;
+    const x = cosAngular - sinLat1 * Math.sin(lat2);
+    const lng2 = lng1 + Math.atan2(y, x);
+
+    return [normalizeLng(toDeg(lng2)), toDeg(lat2)];
+}
+
+// Tạo vòng polygon xấp xỉ hình tròn từ tâm, bán kính và số phân đoạn.
+export function buildCircleRing(
+    center: [number, number],
+    radiusMeters: number,
+    segments: number = 72
+): [number, number][] {
+    const ring: [number, number][] = [];
+    for (let i = 0; i <= segments; i += 1) {
+        const bearingDeg = (i / segments) * 360;
+        ring.push(destinationPoint(center, radiusMeters, bearingDeg));
+    }
+    return ring;
+}
@@ -1,4 +1,4 @@
-import rows from "@/uhm/lib/geoTypeMap.json";
+import rows from "@/uhm/lib/map/geo/geoTypeMap.json";

 export type GeoTypeMapRow = {
    type_key: string;
@@ -7,6 +7,14 @@ export type GeoTypeMapRow = {

 const MAP_ROWS: GeoTypeMapRow[] = rows as GeoTypeMapRow[];

+export const GEO_TYPE_KEYS: string[] = Array.from(
+    new Set(
+        MAP_ROWS
+            .map((row) => (typeof row?.type_key === "string" ? row.type_key.trim().toLowerCase() : ""))
+            .filter((key) => key.length > 0)
+    )
+);
+
 const CODE_BY_KEY = new Map<string, number>();
 const KEY_BY_CODE = new Map<number, string>();

@@ -32,3 +40,19 @@ export function geoTypeCodeToTypeKey(code: number | null | undefined): string |
    return KEY_BY_CODE.get(Math.trunc(code)) ?? null;
 }

+export function normalizeGeoTypeKey(value: unknown): string | null {
+    if (typeof value === "number") {
+        return geoTypeCodeToTypeKey(value);
+    }
+
+    if (typeof value !== "string") return null;
+
+    const normalized = value.trim().toLowerCase();
+    if (!normalized.length) return null;
+
+    if (/^-?\d+$/.test(normalized)) {
+        return geoTypeCodeToTypeKey(Number(normalized));
+    }
+
+    return normalized;
+}
@@ -1,27 +1,27 @@
-export type EntityTypeGroupId =
+export type GeometryTypeGroupId =
    | "line"
    | "polygon"
    | "circle"
    | "point";

-export type EntityGeometryPreset = "line" | "polygon" | "circle-area" | "point";
+export type GeometryPreset = "line" | "polygon" | "circle-area" | "point";

-export type EntityTypeGroup = {
-    id: EntityTypeGroupId;
+export type GeometryTypeGroup = {
+    id: GeometryTypeGroupId;
    label: string;
    geometryLabel: string;
    description: string;
 };

-export type EntityTypeOption = {
+export type GeometryTypeOption = {
    value: string;
    label: string;
-    groupId: EntityTypeGroupId;
+    groupId: GeometryTypeGroupId;
    groupLabel: string;
-    geometryPreset: EntityGeometryPreset;
+    geometryPreset: GeometryPreset;
 };

-export const ENTITY_TYPE_GROUPS: EntityTypeGroup[] = [
+export const GEOMETRY_TYPE_GROUPS: GeometryTypeGroup[] = [
    {
        id: "line",
        label: "line - Tuyến",
@@ -48,18 +48,18 @@ export const ENTITY_TYPE_GROUPS: EntityTypeGroup[] = [
    },
 ];

-const GROUP_BY_ID: Record<EntityTypeGroupId, EntityTypeGroup> = {
-    line: ENTITY_TYPE_GROUPS[0],
-    polygon: ENTITY_TYPE_GROUPS[1],
-    circle: ENTITY_TYPE_GROUPS[2],
-    point: ENTITY_TYPE_GROUPS[3],
+const GROUP_BY_ID: Record<GeometryTypeGroupId, GeometryTypeGroup> = {
+    line: GEOMETRY_TYPE_GROUPS[0],
+    polygon: GEOMETRY_TYPE_GROUPS[1],
+    circle: GEOMETRY_TYPE_GROUPS[2],
+    point: GEOMETRY_TYPE_GROUPS[3],
 };

-const RAW_ENTITY_TYPE_OPTIONS: Array<{
+const RAW_GEOMETRY_TYPE_OPTIONS: Array<{
    value: string;
    label: string;
-    groupId: EntityTypeGroupId;
-    geometryPreset: EntityGeometryPreset;
+    groupId: GeometryTypeGroupId;
+    geometryPreset: GeometryPreset;
 }> = [
    { value: "defense_line", label: "Defense Line", groupId: "line", geometryPreset: "line" },

@@ -94,29 +94,29 @@ const RAW_ENTITY_TYPE_OPTIONS: Array<{
    { value: "bridge", label: "Bridge", groupId: "point", geometryPreset: "point" },
 ];

-export const ENTITY_TYPE_OPTIONS: EntityTypeOption[] = RAW_ENTITY_TYPE_OPTIONS.map((item) => ({
+export const GEOMETRY_TYPE_OPTIONS: GeometryTypeOption[] = RAW_GEOMETRY_TYPE_OPTIONS.map((item) => ({
    ...item,
    groupLabel: GROUP_BY_ID[item.groupId].label,
 }));

-export const DEFAULT_ENTITY_TYPE_ID = "country";
+export const DEFAULT_GEOMETRY_TYPE_ID = "country";

 // Gom option theo group để render select phân nhóm.
-export function groupEntityTypeOptions(options: EntityTypeOption[] = ENTITY_TYPE_OPTIONS): Array<{
-    id: EntityTypeGroupId;
+export function groupGeometryTypeOptions(options: GeometryTypeOption[] = GEOMETRY_TYPE_OPTIONS): Array<{
+    id: GeometryTypeGroupId;
    label: string;
    geometryLabel: string;
    description: string;
-    options: EntityTypeOption[];
+    options: GeometryTypeOption[];
 }> {
-    return ENTITY_TYPE_GROUPS.map((group) => ({
+    return GEOMETRY_TYPE_GROUPS.map((group) => ({
        ...group,
        options: options.filter((option) => option.groupId === group.id),
    })).filter((group) => group.options.length > 0);
 }

 // Tìm option theo type id, trả null nếu không tồn tại.
-export function findEntityTypeOption(typeId: string | null | undefined): EntityTypeOption | null {
+export function findGeometryTypeOption(typeId: string | null | undefined): GeometryTypeOption | null {
    if (!typeId) return null;
-    return ENTITY_TYPE_OPTIONS.find((option) => option.value === typeId) || null;
+    return GEOMETRY_TYPE_OPTIONS.find((option) => option.value === typeId) || null;
 }
@@ -0,0 +1,74 @@
+import maplibregl from "maplibre-gl";
+export const TYPE_MATCH_EXPR: maplibregl.ExpressionSpecification = ["coalesce", ["get", "type"], ["get", "entity_type_id"], ""];
+export { ensurePointGeotypeIcons } from "./shared/pointStyle";
+
+import { getDefenseLineLayers } from "./geotypes/defense_line";
+import { getAttackRouteLayers } from "./geotypes/attack_route";
+import { getRetreatRouteLayers } from "./geotypes/retreat_route";
+import { getInvasionRouteLayers } from "./geotypes/invasion_route";
+import { getMigrationRouteLayers } from "./geotypes/migration_route";
+import { getRefugeeRouteLayers } from "./geotypes/refugee_route";
+import { getTradeRouteLayers } from "./geotypes/trade_route";
+import { getShippingRouteLayers } from "./geotypes/shipping_route";
+import { getCountryLayers } from "./geotypes/country";
+import { getStateLayers } from "./geotypes/state";
+import { getEmpireLayers } from "./geotypes/empire";
+import { getKingdomLayers } from "./geotypes/kingdom";
+import { getWarLayers } from "./geotypes/war";
+import { getBattleLayers } from "./geotypes/battle";
+import { getCivilizationLayers } from "./geotypes/civilization";
+import { getRebellionZoneLayers } from "./geotypes/rebellion_zone";
+import { getPersonDeathplaceLayers } from "./geotypes/person_deathplace";
+import { getPersonBirthplaceLayers } from "./geotypes/person_birthplace";
+import { getPersonActivityLayers } from "./geotypes/person_activity";
+import { getTempleLayers } from "./geotypes/temple";
+import { getCapitalLayers } from "./geotypes/capital";
+import { getCityLayers } from "./geotypes/city";
+import { getFortressLayers } from "./geotypes/fortress";
+import { getCastleLayers } from "./geotypes/castle";
+import { getRuinLayers } from "./geotypes/ruin";
+import { getPortLayers } from "./geotypes/port";
+import { getBridgeLayers } from "./geotypes/bridge";
+import { getLineLabelLayers } from "./shared/lineLabels";
+import { getPolygonLabelLayers } from "./shared/polygonLabels";
+
+import { LayerSpecification } from "maplibre-gl";
+
+export function getAllGeotypeLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    return [
+        ...getDefenseLineLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getAttackRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getRetreatRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getInvasionRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getMigrationRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getRefugeeRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getTradeRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getShippingRouteLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getCountryLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getStateLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getEmpireLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getKingdomLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getWarLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getBattleLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getCivilizationLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getRebellionZoneLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getPersonDeathplaceLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getPersonBirthplaceLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getPersonActivityLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getTempleLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getCapitalLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getCityLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getFortressLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getCastleLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getRuinLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getPortLayers(sourceId, pathArrowSourceId, pointSourceId),
+        ...getBridgeLayers(sourceId, pathArrowSourceId, pointSourceId)
+    ];
+}
+
+export function getAllGeotypeLabelLayers(polygonLabelSourceId: string, lineSourceId: string): LayerSpecification[] {
+    return [
+        ...getPolygonLabelLayers(polygonLabelSourceId),
+        ...getLineLabelLayers(lineSourceId),
+    ];
+}
@@ -0,0 +1,13 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildLineGeotypeLayers } from "../shared/styleBuilders";
+
+export function getAttackRouteLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void pointSourceId;
+    return buildLineGeotypeLayers(sourceId, pathArrowSourceId, {
+        typeId: "attack_route",
+        color: "#ef4444",
+        strokeColor: "#7f1d1d",
+        width: { z1: 2.6, z4: 3.8, z6: 5 },
+        arrowOpacity: 0.9,
+    });
+}
@@ -0,0 +1,14 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPolygonGeotypeLayers } from "../shared/styleBuilders";
+
+export function getBattleLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void pathArrowSourceId;
+    void pointSourceId;
+    return buildPolygonGeotypeLayers(sourceId, {
+        typeId: "battle",
+        fillColor: "#f43f5e",
+        strokeColor: "#9f1239",
+        fillOpacity: 0.3,
+        strokeWidth: { z1: 1.5, z4: 2.2, z6: 3 },
+    });
+}
@@ -0,0 +1,8 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPointGeotypeLayers } from "../shared/pointStyle";
+
+export function getBridgeLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void sourceId;
+    void pathArrowSourceId;
+    return buildPointGeotypeLayers("bridge", pointSourceId!);
+}
@@ -0,0 +1,8 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPointGeotypeLayers } from "../shared/pointStyle";
+
+export function getCapitalLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void sourceId;
+    void pathArrowSourceId;
+    return buildPointGeotypeLayers("capital", pointSourceId!);
+}
@@ -0,0 +1,8 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPointGeotypeLayers } from "../shared/pointStyle";
+
+export function getCastleLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void sourceId;
+    void pathArrowSourceId;
+    return buildPointGeotypeLayers("castle", pointSourceId!);
+}
@@ -0,0 +1,8 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPointGeotypeLayers } from "../shared/pointStyle";
+
+export function getCityLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void sourceId;
+    void pathArrowSourceId;
+    return buildPointGeotypeLayers("city", pointSourceId!);
+}
@@ -0,0 +1,13 @@
+import { LayerSpecification } from "maplibre-gl";
+import { buildPolygonGeotypeLayers } from "../shared/styleBuilders";
+
+export function getCivilizationLayers(sourceId: string, pathArrowSourceId?: string, pointSourceId?: string): LayerSpecification[] {
+    void pathArrowSourceId;
+    void pointSourceId;
+    return buildPolygonGeotypeLayers(sourceId, {
+        typeId: "civilization",
+        fillColor: "#14b8a6",
+        strokeColor: "#134e4a",
+        fillOpacity: 0.34,
+    });
+}
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
BoKhongLo	7d774440a9	style /user/projects page Build and Release / release (push) Failing after 27s Details	2026-05-14 16:56:15 +07:00
BoKhongLo	b54fdb987e	restyle project/[id] page Build and Release / release (push) Has been cancelled Details	2026-05-14 16:12:26 +07:00
BoKhongLo	f904f91a9c	update wiki page Build and Release / release (push) Has been cancelled Details	2026-05-14 16:07:16 +07:00
BoKhongLo	3c71249926	update wiki	2026-05-14 12:55:10 +07:00
taDuc	8fc9456a6a	init: replay mode	2026-05-14 03:41:58 +07:00
taDuc	c92aaafc33	refactor: remove refresh token handling in favor of HttpOnly cookie-based authentication	2026-05-13 17:45:56 +07:00
taDuc	f1d6f22f80	fix: refine token expiration detection and prevent unauthorized redirects for anonymous users while adding support for jwt property in token stores	2026-05-13 17:41:25 +07:00
taDuc	14a06af343	feat: implement updating circle	2026-05-13 15:48:00 +07:00
taDuc	41e43d4974	fix: stop use int key in local	2026-05-13 04:17:22 +07:00
taDuc	33a866b659	add new list view for ent - wiki	2026-05-13 02:40:48 +07:00
taDuc	08120ef987	refactor undo feature	2026-05-13 02:27:54 +07:00
taDuc	e725b52590	editor panel improve experience	2026-05-12 21:54:56 +07:00
taDuc	cb3e720644	editor UI for better experience :))	2026-05-12 21:35:27 +07:00
taDuc	94c58e1d42	fix: filter geometry binding	2026-05-12 20:57:37 +07:00
taDuc	72d7073c40	refactor: path's label viewed also line	2026-05-12 20:48:13 +07:00
taDuc	51f432f0fe	refactor: easy polylabel algorithm to view polygon label	2026-05-12 18:43:12 +07:00
taDuc	7b1f7538ab	refactor: point view	2026-05-12 17:42:59 +07:00
taDuc	d40c3831cb	feat: implement modularized map layer styles for various geographic types and update map engine integration	2026-05-12 14:47:00 +07:00
taDuc	8f6d848d55	refactor: migrate project data models and transition editor state management to the new project-based API architecture.	2026-05-12 05:18:54 +07:00
taDuc	8f911abe35	refactor: rename entity type configuration to geometry type and relocate to dedicated map utilities.	2026-05-12 04:49:57 +07:00
taDuc	16fce9da7a	refactor: reorganize project structure by migrating engine and geometry utilities into a structured map directory	2026-05-12 04:43:50 +07:00
taDuc	6076f098fa	refactor: reorganize project components into subdirectories and update import paths for better maintainability.	2026-05-12 04:34:06 +07:00
taDuc	eecedec560	refactor: modularize editor UI by extracting components into individual files	2026-05-12 04:20:55 +07:00
taDuc	1b321da6aa	refactor: remove unused AuthPanel component placeholder	2026-05-12 04:09:10 +07:00
taDuc	1baba25303	refactor: modularize Map component logic into dedicated hooks for map instance management, layers, interactions, and state synchronization	2026-05-12 04:05:00 +07:00
taDuc	ac8b0404dd	feat: consolidate auth logic into axios interceptors and refactor http layer	2026-05-12 01:21:56 +07:00
taDuc	fe7696b72d	feat: Support multi-select editor workflow and improve UI/UX - Refactored state from single selectedFeatureId to selectedFeatureIds array in Editor and Viewer - Updated Map component to support multi-select filtering for geometry binding visibility - Made entity, wiki, and geometry side panels scrollable for better overflow handling - Fixed viewer mode wiki link navigation for independent wikis - Improved geometry binding UX and state synchronization	2026-05-11 04:49:28 +07:00
taDuc	f2f5295218	fix: prevent geometry clipping loss on edit by using unclipped feature from draft	2026-05-11 02:09:20 +07:00
taDuc	91d9d20447	feat: implement shift/alt snapping to geometry edges in polygon drawing	2026-05-11 01:16:01 +07:00
taDuc	9be308b65c	fix confuse UI commit	2026-05-10 23:38:07 +07:00
taDuc	c371d70993	default user UI	2026-05-10 21:34:21 +07:00
taDuc	b14f11574b	custom wiki editor link	2026-05-10 13:21:36 +07:00
taDuc	31297c8b59	wiki page	2026-05-10 03:25:47 +07:00
taDuc	78824ed07a	configuration wiki editor link to bind with slug	2026-05-10 01:28:41 +07:00
taDuc	655454d83a	Merge branch 'master' of github.com:Pregnant-Guild/FE_User_history_web	2026-05-09 23:03:26 +07:00
taDuc	6757eb2086	time query by range \| filter by type	2026-05-09 23:02:48 +07:00
BoKhongLo	cf880f573f	quick question, answer Build and Release / release (push) Successful in 33s Details	2026-05-09 16:22:22 +07:00
BoKhongLo	3ec9c51085	update about us Build and Release / release (push) Successful in 35s Details	2026-05-09 16:01:01 +07:00
BoKhongLo	f5fa38ec5a	about-us Build and Release / release (push) Successful in 34s Details	2026-05-09 15:19:40 +07:00