refactor: reorganize project structure by migrating engine and geometry utilities into a structured map directory

src/uhm/lib/editor/background/backgroundVisibilityStorage.ts

@@ -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";
 

src/uhm/lib/editor/entity/entityBinding.ts

@@ -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[],

src/uhm/lib/editor/session/sessionTypes.ts

@@ -1,4 +1,4 @@
-import type { EntityGeometryPreset } from "@/uhm/lib/entityTypeOptions";
+import type { EntityGeometryPreset } from "@/uhm/lib/utils/entityTypeOptions";
 
 export type EditorMode =
     | "idle"

src/uhm/lib/editor/session/useBackgroundSessionState.ts

@@ -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).

src/uhm/lib/editor/session/useTimelineState.ts

@@ -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;

src/uhm/lib/editor/snapshot/editorSnapshot.ts

@@ -1,5 +1,5 @@
-import { DEFAULT_ENTITY_TYPE_ID } from "@/uhm/lib/entityTypeOptions";
-import { geoTypeCodeToTypeKey, typeKeyToGeoTypeCode } from "@/uhm/lib/geoTypeMap";
+import { DEFAULT_ENTITY_TYPE_ID } from "@/uhm/lib/utils/entityTypeOptions";
+import { geoTypeCodeToTypeKey, 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";

src/uhm/lib/map/engines/circleEngine.ts

@@ -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 EARTH_RADIUS_METERS = 6371008.8;
 const CIRCLE_SEGMENTS = 72;

src/uhm/lib/map/engines/drawingEngine.ts

@@ -1,7 +1,7 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
-import type { ModeGetter } from "@/uhm/lib/engine/engineTypes";
-import { snapToNearestGeometry } from "@/uhm/lib/engine/snapUtils";
+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(

src/uhm/lib/map/engines/editingEngine.ts

@@ -1,5 +1,5 @@
 import maplibregl from "maplibre-gl";
-import { Geometry } from "@/uhm/lib/useEditorState";
+import { Geometry } from "@/uhm/lib/editor/state/useEditorState";
 
 export type EditingHandle = {
     id: string | number;

src/uhm/lib/map/engines/lineEngine.ts

@@ -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",

src/uhm/lib/map/engines/pathEngine.ts

@@ -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",

src/uhm/lib/map/engines/pointEngine.ts

@@ -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(

src/uhm/lib/map/engines/selectingEngine.ts

@@ -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(

src/uhm/lib/map/geo/geoTypeMap.ts

@@ -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;