UPDATE: Add ldiff

.gitignore

@@ -3,6 +3,7 @@ bin
 tests/
 server/
 proxy/
+proto/
 temp/
 frontend/dist
 frontend/node_modules

Makefile

@@ -0,0 +1,7 @@
+PROTO_SRC=./proto
+GEN_DEST=./pkg
+
+build_proto:
+	@echo Compiling Protobuf files...
+	protoc --go_out=${GEN_DEST} --go-grpc_out=${GEN_DEST} ${PROTO_SRC}/*.proto
+	@echo Done!

frontend/bindings/firefly-launcher/internal/app-service/appservice.js

@@ -11,7 +11,7 @@ import {Call as $Call, Create as $Create} from "@wailsio/runtime";
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function CloseAppAfterTimeout(timeout) {
-    let $resultPromise = /** @type {any} */($Call.ByID(982751559, timeout));
+    let $resultPromise = /** @type {any} */($Call.ByID(1705931481, timeout));
     return $resultPromise;
 }
 
@@ -19,6 +19,6 @@ export function CloseAppAfterTimeout(timeout) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function GetCurrentLauncherVersion() {
-    let $resultPromise = /** @type {any} */($Call.ByID(2542090372));
+    let $resultPromise = /** @type {any} */($Call.ByID(3575133982));
     return $resultPromise;
 }

frontend/bindings/firefly-launcher/internal/app-service/index.js

@@ -0,0 +1,8 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import * as AppService from "./appservice.js";
+export {
+    AppService
+};

frontend/bindings/firefly-launcher/internal/diff-service/diffservice.js

@@ -11,7 +11,7 @@ import {Call as $Call, Create as $Create} from "@wailsio/runtime";
  * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
  */
 export function CheckTypeHDiff(patchPath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1068035136, patchPath));
+    let $resultPromise = /** @type {any} */($Call.ByID(3717449114, patchPath));
     return $resultPromise;
 }
 
@@ -20,7 +20,7 @@ export function CheckTypeHDiff(patchPath) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function CutData(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3671642725, gamePath));
+    let $resultPromise = /** @type {any} */($Call.ByID(2019290107, gamePath));
     return $resultPromise;
 }
 
@@ -31,7 +31,7 @@ export function CutData(gamePath) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function DataExtract(gamePath, patchPath, isSkipVerify) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1843136452, gamePath, patchPath, isSkipVerify));
+    let $resultPromise = /** @type {any} */($Call.ByID(2161622254, gamePath, patchPath, isSkipVerify));
     return $resultPromise;
 }
 
@@ -40,7 +40,7 @@ export function DataExtract(gamePath, patchPath, isSkipVerify) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function DeleteFiles(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(989019003, gamePath));
+    let $resultPromise = /** @type {any} */($Call.ByID(1103091613, gamePath));
     return $resultPromise;
 }
 
@@ -48,8 +48,17 @@ export function DeleteFiles(gamePath) {
  * @param {string} gamePath
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
-export function PatchData(gamePath) {
+export function HDiffPatchData(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3608591627, gamePath));
+    let $resultPromise = /** @type {any} */($Call.ByID(3944051994, gamePath));
+    return $resultPromise;
+}
+
+/**
+ * @param {string} gamePath
+ * @returns {Promise<[boolean, string]> & { cancel(): void }}
+ */
+export function LDiffPatchData(gamePath) {
+    let $resultPromise = /** @type {any} */($Call.ByID(360123238, gamePath));
     return $resultPromise;
 }
 
@@ -59,6 +68,6 @@ export function PatchData(gamePath) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function VersionValidate(gamePath, patchPath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3916254383, gamePath, patchPath));
+    let $resultPromise = /** @type {any} */($Call.ByID(2105077257, gamePath, patchPath));
     return $resultPromise;
 }

frontend/bindings/firefly-launcher/internal/diff-service/index.js

@@ -0,0 +1,8 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import * as DiffService from "./diffservice.js";
+export {
+    DiffService
+};

frontend/bindings/firefly-launcher/internal/fs-service/fsservice.js

@@ -11,7 +11,7 @@ import {Call as $Call, Create as $Create} from "@wailsio/runtime";
  * @returns {Promise<boolean> & { cancel(): void }}
  */
 export function DirExists(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1291974398, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(1772289644, path));
     return $resultPromise;
 }
 
@@ -20,7 +20,7 @@ export function DirExists(path) {
  * @returns {Promise<boolean> & { cancel(): void }}
  */
 export function FileExists(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3373618865, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(1782610747, path));
     return $resultPromise;
 }
 
@@ -30,7 +30,7 @@ export function FileExists(path) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function FileExistsInZip(archivePath, fileInside) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1737012553, archivePath, fileInside));
+    let $resultPromise = /** @type {any} */($Call.ByID(2509699047, archivePath, fileInside));
     return $resultPromise;
 }
 
@@ -39,15 +39,16 @@ export function FileExistsInZip(archivePath, fileInside) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function OpenFolder(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2733319263, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(1635714001, path));
     return $resultPromise;
 }
 
 /**
+ * @param {string} filter
  * @returns {Promise<string> & { cancel(): void }}
  */
-export function PickFile() {
+export function PickFile(filter) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2181012076));
+    let $resultPromise = /** @type {any} */($Call.ByID(3756474934, filter));
     return $resultPromise;
 }
 
@@ -55,7 +56,7 @@ export function PickFile() {
  * @returns {Promise<string> & { cancel(): void }}
  */
 export function PickFolder() {
-    let $resultPromise = /** @type {any} */($Call.ByID(3906046322));
+    let $resultPromise = /** @type {any} */($Call.ByID(3654471460));
     return $resultPromise;
 }
 
@@ -64,7 +65,7 @@ export function PickFolder() {
  * @returns {Promise<boolean> & { cancel(): void }}
  */
 export function StartApp(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3825990132, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(1267568402, path));
     return $resultPromise;
 }
 
@@ -73,6 +74,6 @@ export function StartApp(path) {
  * @returns {Promise<boolean> & { cancel(): void }}
  */
 export function StartWithConsole(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2364569062, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(3249271428, path));
     return $resultPromise;
 }

frontend/bindings/firefly-launcher/internal/fs-service/index.js

@@ -0,0 +1,8 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import * as FSService from "./fsservice.js";
+export {
+    FSService
+};

frontend/bindings/firefly-launcher/internal/git-service/gitservice.js

@@ -11,7 +11,7 @@ import {Call as $Call, Create as $Create} from "@wailsio/runtime";
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function DownloadProxyProgress(version) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1951249093, version));
+    let $resultPromise = /** @type {any} */($Call.ByID(3559275334, version));
     return $resultPromise;
 }
 
@@ -20,7 +20,7 @@ export function DownloadProxyProgress(version) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function DownloadServerProgress(version) {
-    let $resultPromise = /** @type {any} */($Call.ByID(314135954, version));
+    let $resultPromise = /** @type {any} */($Call.ByID(1954767259, version));
     return $resultPromise;
 }
 
@@ -28,7 +28,7 @@ export function DownloadServerProgress(version) {
  * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
  */
 export function GetLatestLauncherVersion() {
-    let $resultPromise = /** @type {any} */($Call.ByID(3191972855));
+    let $resultPromise = /** @type {any} */($Call.ByID(262637602));
     return $resultPromise;
 }
 
@@ -36,7 +36,7 @@ export function GetLatestLauncherVersion() {
  * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
  */
 export function GetLatestProxyVersion() {
-    let $resultPromise = /** @type {any} */($Call.ByID(1462362449));
+    let $resultPromise = /** @type {any} */($Call.ByID(289488362));
     return $resultPromise;
 }
 
@@ -44,7 +44,7 @@ export function GetLatestProxyVersion() {
  * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
  */
 export function GetLatestServerVersion() {
-    let $resultPromise = /** @type {any} */($Call.ByID(1447982978));
+    let $resultPromise = /** @type {any} */($Call.ByID(2918980975));
     return $resultPromise;
 }
 
@@ -52,7 +52,7 @@ export function GetLatestServerVersion() {
  * @returns {Promise<void> & { cancel(): void }}
  */
 export function UnzipProxy() {
-    let $resultPromise = /** @type {any} */($Call.ByID(4071181044));
+    let $resultPromise = /** @type {any} */($Call.ByID(2563246729));
     return $resultPromise;
 }
 
@@ -60,7 +60,7 @@ export function UnzipProxy() {
  * @returns {Promise<void> & { cancel(): void }}
  */
 export function UnzipServer() {
-    let $resultPromise = /** @type {any} */($Call.ByID(4110296071));
+    let $resultPromise = /** @type {any} */($Call.ByID(1126363284));
     return $resultPromise;
 }
 
@@ -69,6 +69,6 @@ export function UnzipServer() {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function UpdateLauncherProgress(version) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2648938152, version));
+    let $resultPromise = /** @type {any} */($Call.ByID(97272861, version));
     return $resultPromise;
 }

frontend/bindings/firefly-launcher/internal/git-service/index.js

@@ -0,0 +1,8 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import * as GitService from "./gitservice.js";
+export {
+    GitService
+};

frontend/bindings/firefly-launcher/internal/index.js

@@ -1,16 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-import * as AppService from "./appservice.js";
-import * as FSService from "./fsservice.js";
-import * as GitService from "./gitservice.js";
-import * as HdiffzService from "./hdiffzservice.js";
-import * as LanguageService from "./languageservice.js";
-export {
-    AppService,
-    FSService,
-    GitService,
-    HdiffzService,
-    LanguageService
-};

frontend/bindings/firefly-launcher/internal/language-service/index.js

@@ -0,0 +1,8 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import * as LanguageService from "./languageservice.js";
+export {
+    LanguageService
+};

frontend/bindings/firefly-launcher/internal/language-service/languageservice.js

@@ -11,7 +11,7 @@ import {Call as $Call, Create as $Create} from "@wailsio/runtime";
  * @returns {Promise<[boolean, string, string, string]> & { cancel(): void }}
  */
 export function GetLanguage(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3450750492, path));
+    let $resultPromise = /** @type {any} */($Call.ByID(3574191687, path));
     return $resultPromise;
 }
 
@@ -22,6 +22,6 @@ export function GetLanguage(path) {
  * @returns {Promise<[boolean, string]> & { cancel(): void }}
  */
 export function SetLanguage(path, text, voice) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2793672496, path, text, voice));
+    let $resultPromise = /** @type {any} */($Call.ByID(2768939795, path, text, voice));
     return $resultPromise;
 }

frontend/src/helper/launcher.ts

@@ -1,7 +1,8 @@
 import useLauncherStore from "@/stores/launcherStore";
-import { AppService, GitService } from "@bindings/firefly-launcher/internal";
+import { AppService,  } from "@bindings/firefly-launcher/internal/app-service";
 import { toast } from "react-toastify";
 import { sleep } from "./sleep";
+import { GitService } from "@bindings/firefly-launcher/internal/git-service";
 
 export async function CheckUpdateLauncher(): Promise<{ isUpdate: boolean; isExists: boolean; version: string }> {
     const [currentOk, currentVersion] = await AppService.GetCurrentLauncherVersion()

frontend/src/helper/proxy.ts

@@ -1,6 +1,7 @@
 import useLauncherStore from "@/stores/launcherStore";
 import useSettingStore from "@/stores/settingStore";
-import { FSService, GitService } from "@bindings/firefly-launcher/internal";
+import { FSService } from "@bindings/firefly-launcher/internal/fs-service";
+import { GitService } from "@bindings/firefly-launcher/internal/git-service";
 import { toast } from "react-toastify";
 
 export async function CheckUpdateProxy(proxyPath: string, proxyVersion: string) : Promise<{isUpdate: boolean, isExists: boolean, version: string}> {

frontend/src/helper/server.ts

@@ -1,6 +1,7 @@
 import useLauncherStore from '@/stores/launcherStore';
 import useSettingStore from '@/stores/settingStore';
-import { FSService, GitService } from '@bindings/firefly-launcher/internal';
+import { FSService } from '@bindings/firefly-launcher/internal/fs-service';
+import { GitService } from '@bindings/firefly-launcher/internal/git-service';
 import { toast } from 'react-toastify';
 
 export async function CheckUpdateServer(

frontend/src/hooks/useGlobalEvents.tsx

@@ -12,6 +12,7 @@ export function useGlobalEvents({
     setProgressDownload,
     setDownloadSpeed,
     setMessageUpdate,
+    setStageType,
 
 }: {
     setGameRunning: (v: boolean) => void;
@@ -22,6 +23,7 @@ export function useGlobalEvents({
     setProgressDownload: (v: number) => void;
     setDownloadSpeed: (v: number) => void;
     setMessageUpdate: (v: string) => void;
+    setStageType: (v: string) => void,
 }) {
     useEffect(() => {
         const onGameExit = () => setGameRunning(false);
@@ -45,14 +47,20 @@ export function useGlobalEvents({
             setMessageUpdate(message);
         };
 
+        const onStageUpdate = (event: any) => {
+            const { stage } = event.data[0];
+            setStageType(stage);
+        };
+
         Events.On("download:server", onDownload);
         Events.On("download:proxy", onDownload);
         Events.On("game:exit", onGameExit);
         Events.On("server:exit", onServerExit);
         Events.On("proxy:exit", onProxyExit);
-        Events.On("hdiffz:progress", onUpdateProgress);
+        Events.On("diff:progress", onUpdateProgress);
-        Events.On("hdiffz:message", onMessageUpdate);
+        Events.On("diff:message", onMessageUpdate);
-        Events.On("hdiffz:error", (event: any) => {
+        Events.On("diff:stage", onStageUpdate);
+        Events.On("diff:error", (event: any) => {
             const { message } = event.data[0];
             toast.error(message);
         });
@@ -63,8 +71,9 @@ export function useGlobalEvents({
             Events.Off("game:exit");
             Events.Off("server:exit");
             Events.Off("proxy:exit");
-            Events.Off("hdiffz:progress");
+            Events.Off("diff:progress")
-            Events.Off("hdiffz:message");
+            Events.Off("diff:message");
+            Events.Off("diff:stage");
             Events.Off("version:check");
         };
     }, []);

frontend/src/pages/diff/index.tsx

@@ -2,11 +2,12 @@ import useSettingStore from "@/stores/settingStore"
 import { Check, Folder, File, X, Settings } from "lucide-react"
 import { useEffect } from "react"
 import { toast } from "react-toastify"
-import { FSService, HdiffzService} from "@bindings/firefly-launcher/internal"
+import { DiffService} from "@bindings/firefly-launcher/internal/diff-service"
+import { FSService } from "@bindings/firefly-launcher/internal/fs-service"
 import { motion } from "motion/react"
-import useHdiffzStore from "@/stores/hdiffzStore"
+import useDiffStore from "@/stores/diffStore"
 
-export default function HdiffzPage() {
+export default function DiffPage() {
     const { gameDir, setGameDir } = useSettingStore()
     const { 
         isLoading, 
@@ -27,7 +28,7 @@ export default function HdiffzPage() {
         setStageType,
         messageUpdate,
         setMessageUpdate
-    } = useHdiffzStore()
+    } = useDiffStore()
 
     useEffect(() => {
         const getLanguage = async () => {
@@ -78,7 +79,7 @@ export default function HdiffzPage() {
     const handlePickDiffFile = async () => {
         try {
             setIsLoading({game: false, diff: true})
-            const basePath = await FSService.PickFile()
+            const basePath = await FSService.PickFile("")
             if (basePath) {
                 if (!basePath.endsWith(".7z") && !basePath.endsWith(".zip") && !basePath.endsWith(".rar")) {
                     toast.error('Not valid file type')
@@ -86,9 +87,15 @@ export default function HdiffzPage() {
                     setDiffDir('')
                     return
                 }
-                const [exists, error] = await FSService.FileExistsInZip(basePath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes")
+                const [isOk, validType, errorType] = await DiffService.CheckTypeHDiff(basePath)
-                if (!exists) {
+                if (!isOk) {
-                    toast.error(error)
+                    toast.error(errorType)
+                    setDiffCheckResult('error')
+                    setDiffDir('')
+                    return
+                }
+                if (validType == "") {
+                    toast.error('Not valid file type')
                     setDiffCheckResult('error')
                     setDiffDir('')
                     return
@@ -119,7 +126,7 @@ export default function HdiffzPage() {
             setStageType('Check Type HDiff')
             setProgressUpdate(0)
             setMaxProgressUpdate(1)
-            const [isOk, validType, errorType] = await HdiffzService.CheckTypeHDiff(diffDir)
+            const [isOk, validType, errorType] = await DiffService.CheckTypeHDiff(diffDir)
             if (!isOk) {
                 toast.error(errorType)
                 setIsDiffLoading(false)
@@ -127,11 +134,13 @@ export default function HdiffzPage() {
             }
             setProgressUpdate(1)
 
+
+  
             if (validType === 'hdiffmap.json') {
                 setStageType('Version Validate')
                 setProgressUpdate(0)
                 setMaxProgressUpdate(1)
-                const [validVersion, errorVersion] = await HdiffzService.VersionValidate(gameDir, diffDir)
+                const [validVersion, errorVersion] = await DiffService.VersionValidate(gameDir, diffDir)
                 if (!validVersion) {
                     toast.error(errorVersion)
                     setIsDiffLoading(false)
@@ -140,8 +149,9 @@ export default function HdiffzPage() {
                 setProgressUpdate(1)
             }
 
+            const isSkipVerify = validType === 'manifest' || validType === 'hdifffiles.txt'
             setStageType('Data Extract')
-            const [validData, errorData] = await HdiffzService.DataExtract(gameDir, diffDir, validType === 'hdifffiles.txt')
+            const [validData, errorData] = await DiffService.DataExtract(gameDir, diffDir, isSkipVerify)
             if (!validData) {
                 toast.error(errorData)
                 setIsDiffLoading(false)
@@ -150,28 +160,38 @@ export default function HdiffzPage() {
             
             setStageType('Cut Data')
             setMessageUpdate('')
-            const [validCut, errorCut] = await HdiffzService.CutData(gameDir)
+            const [validCut, errorCut] = await DiffService.CutData(gameDir)
             if (!validCut) {
                 toast.error(errorCut)
                 setIsDiffLoading(false)
                 return
             }
 
-            setStageType('Patch Data')
+            if ( validType === 'hdifffiles.txt' || validType === 'hdiffmap.json') {
-            const [validPatch, errorPatch] = await HdiffzService.PatchData(gameDir)
+                setStageType('Patch Data')
-            if (!validPatch) {
+                const [validPatch, errorPatch] = await DiffService.HDiffPatchData(gameDir)
-                toast.error(errorPatch)
+                if (!validPatch) {
-                setIsDiffLoading(false)
+                    toast.error(errorPatch)
-                return
+                    setIsDiffLoading(false)
+                    return
+                }
+                setStageType('Delete old files')
+                const [validDelete, errorDelete] = await DiffService.DeleteFiles(gameDir)
+                if (!validDelete) {
+                    toast.error(errorDelete)
+                    setIsDiffLoading(false)
+                    return
+                }
+            } else if (validType === 'manifest') {
+                setStageType('Patch Data')
+                const [validPatch, errorPatch] = await DiffService.LDiffPatchData(gameDir)
+                if (!validPatch) {
+                    toast.error(errorPatch)
+                    setIsDiffLoading(false)
+                    return
+                }
             }
 
-            setStageType('Delete old files')
-            const [validDelete, errorDelete] = await HdiffzService.DeleteFiles(gameDir)
-            if (!validDelete) {
-                toast.error(errorDelete)
-                setIsDiffLoading(false)
-                return
-            }
             toast.success('Update game completed')
         } catch (err: any) {
             console.error(err)

frontend/src/pages/language/index.tsx

@@ -1,7 +1,7 @@
 import { useEffect, useState } from 'react'
 import { Folder, Settings, Check, X, Globe, Mic } from 'lucide-react'
-import { FSService } from '@bindings/firefly-launcher/internal'
+import { FSService } from '@bindings/firefly-launcher/internal/fs-service'
-import { LanguageService } from '@bindings/firefly-launcher/internal'
+import { LanguageService } from '@bindings/firefly-launcher/internal/language-service'
 import { toast } from 'react-toastify'
 import useSettingStore from '@/stores/settingStore'
 

frontend/src/pages/launcher/index.tsx

@@ -1,6 +1,7 @@
 import { useEffect } from 'react';
 import { Play, Menu, FolderOpen, MessageCircleQuestionMark } from 'lucide-react';
-import { FSService, AppService } from '@bindings/firefly-launcher/internal';
+import { AppService } from '@bindings/firefly-launcher/internal/app-service';
+import { FSService } from '@bindings/firefly-launcher/internal/fs-service';
 import { toast } from 'react-toastify';
 import path from 'path-browserify'
 import useSettingStore from '@/stores/settingStore';
@@ -120,7 +121,7 @@ export default function LauncherPage() {
     const handlePickFile = async () => {
         try {
             setIsLoading(true)
-            const basePath = await FSService.PickFile()
+            const basePath = await FSService.PickFile("exe")
             if (basePath.endsWith("StarRail.exe") || basePath.endsWith("launcher.exe")) {
                 const normalized = basePath.replace(/\\/g, '/')
                 const folderPath = path.dirname(normalized)

frontend/src/routeTree.gen.ts

@@ -12,7 +12,7 @@ import { Route as rootRouteImport } from './routes/__root'
 import { Route as SrtoolsRouteImport } from './routes/srtools'
 import { Route as LanguageRouteImport } from './routes/language'
 import { Route as HowtoRouteImport } from './routes/howto'
-import { Route as HdiffzRouteImport } from './routes/hdiffz'
+import { Route as DiffRouteImport } from './routes/diff'
 import { Route as AnalysisRouteImport } from './routes/analysis'
 import { Route as AboutRouteImport } from './routes/about'
 import { Route as IndexRouteImport } from './routes/index'
@@ -32,9 +32,9 @@ const HowtoRoute = HowtoRouteImport.update({
   path: '/howto',
   getParentRoute: () => rootRouteImport,
 } as any)
-const HdiffzRoute = HdiffzRouteImport.update({
+const DiffRoute = DiffRouteImport.update({
-  id: '/hdiffz',
+  id: '/diff',
-  path: '/hdiffz',
+  path: '/diff',
   getParentRoute: () => rootRouteImport,
 } as any)
 const AnalysisRoute = AnalysisRouteImport.update({
@@ -57,7 +57,7 @@ export interface FileRoutesByFullPath {
   '/': typeof IndexRoute
   '/about': typeof AboutRoute
   '/analysis': typeof AnalysisRoute
-  '/hdiffz': typeof HdiffzRoute
+  '/diff': typeof DiffRoute
   '/howto': typeof HowtoRoute
   '/language': typeof LanguageRoute
   '/srtools': typeof SrtoolsRoute
@@ -66,7 +66,7 @@ export interface FileRoutesByTo {
   '/': typeof IndexRoute
   '/about': typeof AboutRoute
   '/analysis': typeof AnalysisRoute
-  '/hdiffz': typeof HdiffzRoute
+  '/diff': typeof DiffRoute
   '/howto': typeof HowtoRoute
   '/language': typeof LanguageRoute
   '/srtools': typeof SrtoolsRoute
@@ -76,7 +76,7 @@ export interface FileRoutesById {
   '/': typeof IndexRoute
   '/about': typeof AboutRoute
   '/analysis': typeof AnalysisRoute
-  '/hdiffz': typeof HdiffzRoute
+  '/diff': typeof DiffRoute
   '/howto': typeof HowtoRoute
   '/language': typeof LanguageRoute
   '/srtools': typeof SrtoolsRoute
@@ -87,7 +87,7 @@ export interface FileRouteTypes {
     | '/'
     | '/about'
     | '/analysis'
-    | '/hdiffz'
+    | '/diff'
     | '/howto'
     | '/language'
     | '/srtools'
@@ -96,7 +96,7 @@ export interface FileRouteTypes {
     | '/'
     | '/about'
     | '/analysis'
-    | '/hdiffz'
+    | '/diff'
     | '/howto'
     | '/language'
     | '/srtools'
@@ -105,7 +105,7 @@ export interface FileRouteTypes {
     | '/'
     | '/about'
     | '/analysis'
-    | '/hdiffz'
+    | '/diff'
     | '/howto'
     | '/language'
     | '/srtools'
@@ -115,7 +115,7 @@ export interface RootRouteChildren {
   IndexRoute: typeof IndexRoute
   AboutRoute: typeof AboutRoute
   AnalysisRoute: typeof AnalysisRoute
-  HdiffzRoute: typeof HdiffzRoute
+  DiffRoute: typeof DiffRoute
   HowtoRoute: typeof HowtoRoute
   LanguageRoute: typeof LanguageRoute
   SrtoolsRoute: typeof SrtoolsRoute
@@ -144,11 +144,11 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof HowtoRouteImport
       parentRoute: typeof rootRouteImport
     }
-    '/hdiffz': {
+    '/diff': {
-      id: '/hdiffz'
+      id: '/diff'
-      path: '/hdiffz'
+      path: '/diff'
-      fullPath: '/hdiffz'
+      fullPath: '/diff'
-      preLoaderRoute: typeof HdiffzRouteImport
+      preLoaderRoute: typeof DiffRouteImport
       parentRoute: typeof rootRouteImport
     }
     '/analysis': {
@@ -179,7 +179,7 @@ const rootRouteChildren: RootRouteChildren = {
   IndexRoute: IndexRoute,
   AboutRoute: AboutRoute,
   AnalysisRoute: AnalysisRoute,
-  HdiffzRoute: HdiffzRoute,
+  DiffRoute: DiffRoute,
   HowtoRoute: HowtoRoute,
   LanguageRoute: LanguageRoute,
   SrtoolsRoute: SrtoolsRoute,

frontend/src/routes/__root.tsx

@@ -3,7 +3,7 @@ import ThemeController from '../components/themeController'
 import { ToastContainer } from 'react-toastify'
 import { useGlobalEvents } from '@/hooks';
 import useLauncherStore from '@/stores/launcherStore';
-import useHdiffzStore from '@/stores/hdiffzStore';
+import useDiffStore from '@/stores/diffStore';
 
 export const Route = createRootRoute({
     component: RootLayout
@@ -11,7 +11,7 @@ export const Route = createRootRoute({
 
 function RootLayout() {
     const { setGameRunning, setServerRunning, setProxyRunning, setProgressDownload, setDownloadSpeed } = useLauncherStore()
-    const { setProgressUpdate, setMaxProgressUpdate, setMessageUpdate } = useHdiffzStore()
+    const { setProgressUpdate, setMaxProgressUpdate, setMessageUpdate, setStageType } = useDiffStore()
     useGlobalEvents({
         setGameRunning,
         setServerRunning,
@@ -21,6 +21,7 @@ function RootLayout() {
         setProgressDownload,
         setDownloadSpeed,
         setMessageUpdate,
+        setStageType
     });
 
     return (
@@ -40,7 +41,7 @@ function RootLayout() {
                                 <a>Tools</a>
                                 <ul className="p-2">
                                     <li><Link to="/language">Language</Link></li>
-                                    <li><Link to="/hdiffz">Hdiffz</Link></li>
+                                    <li><Link to="/diff">Diff</Link></li>
                                 </ul>
                             </li>
                             <li>
@@ -77,7 +78,7 @@ function RootLayout() {
                                 <summary>Tools</summary>
                                 <ul className="p-2">
                                     <li><Link to="/language">Language</Link></li>
-                                    <li><Link to="/hdiffz">Hdiffz</Link></li>
+                                    <li><Link to="/diff">Diff</Link></li>
                                 </ul>
                             </details>
                         </li>

frontend/src/routes/diff.tsx

@@ -0,0 +1,7 @@
+import DiffPage from '@/pages/diff'
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute('/diff')({
+  component: DiffPage,
+})
+

frontend/src/routes/hdiffz.tsx

@@ -1,7 +0,0 @@
-import HdiffzPage from '@/pages/hdiffz'
-import { createFileRoute } from '@tanstack/react-router'
-
-export const Route = createFileRoute('/hdiffz')({
-  component: HdiffzPage,
-})
-

frontend/src/stores/diffStore.ts

@@ -1,7 +1,7 @@
 
 import { create } from 'zustand'
 
-interface LauncherState {
+interface DiffState {
     folderCheckResult: 'success' | 'error' | null,
     isLoading: {game: boolean, diff: boolean},
     diffDir: string,
@@ -22,7 +22,7 @@ interface LauncherState {
     setStageType: (value: string) => void,
 }
 
-const useLauncherStore = create<LauncherState>((set, get) => ({
+const useDiffStore = create<DiffState>((set, get) => ({
     isLoading: {game: false, diff: false},
     folderCheckResult: null,
     diffDir: "",
@@ -43,4 +43,4 @@ const useLauncherStore = create<LauncherState>((set, get) => ({
     setStageType: (value: string) => set({ stageType: value }),
 }));
 
-export default useLauncherStore;
+export default useDiffStore;

go.mod

@@ -33,6 +33,7 @@ require (
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/jchv/go-winloader v0.0.0-20250406163304-c1995be93bd1 // indirect
 	github.com/kevinburke/ssh_config v1.4.0 // indirect
+	github.com/klauspost/compress v1.18.0
 	github.com/leaanthony/go-ansi-parser v1.6.1 // indirect
 	github.com/leaanthony/u v1.1.1 // indirect
 	github.com/lmittmann/tint v1.1.2 // indirect
@@ -49,8 +50,9 @@ require (
 	github.com/wailsapp/mimetype v1.4.1 // indirect
 	github.com/xanzy/ssh-agent v0.3.3 // indirect
 	golang.org/x/crypto v0.41.0 // indirect
-	golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b // indirect
+	golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b
 	golang.org/x/net v0.43.0 // indirect
+	google.golang.org/protobuf v1.36.8
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 )

go.sum

@@ -55,6 +55,8 @@ github.com/jchv/go-winloader v0.0.0-20250406163304-c1995be93bd1 h1:njuLRcjAuMKr7
 github.com/jchv/go-winloader v0.0.0-20250406163304-c1995be93bd1/go.mod h1:alcuEEnZsY1WQsagKhZDsoPCRoOijYqhZvPwLG0kzVs=
 github.com/kevinburke/ssh_config v1.4.0 h1:6xxtP5bZ2E4NF5tuQulISpTO2z8XbtH8cg1PWkxoFkQ=
 github.com/kevinburke/ssh_config v1.4.0/go.mod h1:q2RIzfka+BXARoNexmF9gkxEX7DmvbW9P4hIVx2Kg4M=
+github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
+github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
@@ -147,6 +149,8 @@ golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.28.0 h1:rhazDwis8INMIwQ4tpjLDzUhx6RlXqZNPEM0huQojng=
 golang.org/x/text v0.28.0/go.mod h1:U8nCwOR8jO/marOQ0QbDiOngZVEBB7MAiitBuMjXiNU=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
+google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=

internal/app-service/app.go

@@ -1,4 +1,4 @@
-package internal
+package appService
 
 import (
 	"firefly-launcher/pkg/constant"

internal/diff-service/hdiffz.go

@@ -1,15 +1,13 @@
-package internal
+package diffService
 
 import (
 	"bufio"
 	"encoding/json"
 	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/hpatchz"
 	"firefly-launcher/pkg/models"
 	"firefly-launcher/pkg/sevenzip"
-	"firefly-launcher/pkg/verifier"
-	"firefly-launcher/pkg/hpatchz"
 	"fmt"
-	"io"
 	"os"
 	"path/filepath"
 	"strings"
@@ -17,21 +15,23 @@ import (
 	"github.com/wailsapp/wails/v3/pkg/application"
 )
 
-type HdiffzService struct{}
+type DiffService struct{}
 
-func (h *HdiffzService) CheckTypeHDiff(patchPath string) (bool, string, string) {
+func (h *DiffService) CheckTypeHDiff(patchPath string) (bool, string, string) {
-	isFileInTxt, _ := sevenzip.IsFileIn7z(patchPath, "hdifffiles.txt")
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "manifest"); err == nil && ok {
-	if isFileInTxt {
+		return true, "manifest", ""
+	}
+
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "hdifffiles.txt"); err == nil && ok {
 		return true, "hdifffiles.txt", ""
 	}
-	isFileInJson, _ := sevenzip.IsFileIn7z(patchPath, "hdiffmap.json")
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "hdiffmap.json"); err == nil && ok {
-	if isFileInJson {
 		return true, "hdiffmap.json", ""
 	}
 	return false, "", "not found hdifffiles.txt or hdiffmap.json"
 }
 
-func (h *HdiffzService) VersionValidate(gamePath, patchPath string) (bool, string) {
+func (h *DiffService) VersionValidate(gamePath, patchPath string) (bool, string) {
 	oldVersionData, err := models.ParseBinaryVersion(filepath.Join(gamePath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes"))
 	if err != nil {
 		return false, err.Error()
@@ -65,95 +65,7 @@ func (h *HdiffzService) VersionValidate(gamePath, patchPath string) (bool, strin
 	return true, "validated"
 }
 
-func (h *HdiffzService) DataExtract(gamePath, patchPath string, isSkipVerify bool) (bool, string) {
+func (h *DiffService) HDiffPatchData(gamePath string) (bool, string) {
-	if _, err := os.Stat(gamePath); err != nil {
-		return false, err.Error()
-	}
-
-	if _, err := os.Stat(patchPath); err != nil {
-		return false, err.Error()
-	}
-
-	if _, err := os.Stat(constant.TempUrl); os.IsNotExist(err) {
-		if err := os.MkdirAll(constant.TempUrl, os.ModePerm); err != nil {
-			return false, err.Error()
-		}
-	}
-
-	if err := sevenzip.ExtractAllFilesFromZip(patchPath, constant.TempUrl); err != nil {
-		os.RemoveAll(constant.TempUrl)
-		return false, err.Error()
-	}
-
-	if !isSkipVerify {
-		validator, err := verifier.NewVerifier(gamePath, constant.TempUrl)
-		if err != nil {
-			os.RemoveAll(constant.TempUrl)
-			return false, err.Error()
-		}
-
-		if err := validator.VerifyAll(); err != nil {
-			os.RemoveAll(constant.TempUrl)
-			return false, err.Error()
-		}
-	}
-
-	return true, "validated"
-}
-
-func (h *HdiffzService) CutData(gamePath string) (bool, string) {
-	if _, err := os.Stat(constant.TempUrl); os.IsNotExist(err) {
-		return false, err.Error()
-	}
-
-	err := filepath.Walk(constant.TempUrl, func(path string, info os.FileInfo, err error) error {
-		if err != nil {
-			return err
-		}
-
-		relPath, err := filepath.Rel(constant.TempUrl, path)
-		if err != nil {
-			return err
-		}
-		destPath := filepath.Join(gamePath, relPath)
-		application.Get().Event.Emit("hdiffz:message", map[string]string{"message": destPath})
-		if info.IsDir() {
-			return os.MkdirAll(destPath, os.ModePerm)
-		}
-
-		if err := os.MkdirAll(filepath.Dir(destPath), os.ModePerm); err != nil {
-			return err
-		}
-
-		if err := os.Rename(path, destPath); err != nil {
-			srcFile, err := os.Open(path)
-			if err != nil {
-				return err
-			}
-			defer srcFile.Close()
-
-			dstFile, err := os.Create(destPath)
-			if err != nil {
-				return err
-			}
-			defer dstFile.Close()
-
-			if _, err := io.Copy(dstFile, srcFile); err != nil {
-				return err
-			}
-			_ = os.Remove(path)
-		}
-		return nil
-	})
-
-	if err != nil {
-		return false, err.Error()
-	}
-
-	return true, "cut completed"
-}
-
-func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
 	hdiffMapPath := filepath.Join(gamePath, "hdiffmap.json")
 	hdiffFilesPath := filepath.Join(gamePath, "hdifffiles.txt")
 
@@ -187,10 +99,10 @@ func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
 	} else {
 		return false, "no hdiff entries map exist"
 	}
-
+	application.Get().Event.Emit("diff:stage", map[string]string{"stage": "Patching HDiff"})
 	for i, entry := range jsonData.DiffMap {
 		application.Get().Event.Emit(
-			"hdiffz:progress", map[string]int{
+			"diff:progress", map[string]int{
 				"progress":    i,
 				"maxProgress": len(jsonData.DiffMap),
 			})
@@ -199,20 +111,13 @@ func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
 		patchFile := filepath.Join(gamePath, entry.PatchFileName)
 		targetFile := filepath.Join(gamePath, entry.TargetFileName)
 
-		// Check patch file tồn tại chưa
 		if _, err := os.Stat(patchFile); os.IsNotExist(err) {
 			continue
 		}
 
-		// Nếu không có source file hoặc SourceFileName rỗng → apply_patch_empty
 		if entry.SourceFileName == "" {
-			err := hpatchz.ApplyPatchEmpty(patchFile, targetFile)
+			hpatchz.ApplyPatchEmpty(patchFile, targetFile)
-			if err != nil {
+			os.Remove(patchFile)
-				fmt.Printf("%s failed to patch! %v\n", entry.TargetFileName, err)
-				_ = os.Remove(patchFile)
-				return false, err.Error()
-			}
-			_ = os.Remove(patchFile)
 			continue
 		}
 
@@ -220,18 +125,11 @@ func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
 			continue
 		}
 
-		// Có source file → apply_patch
+		hpatchz.ApplyPatch(sourceFile, patchFile, targetFile)
-		err := hpatchz.ApplyPatch(sourceFile, patchFile, targetFile)
-		if err != nil {
-			fmt.Printf("%s failed to patch! %v\n", entry.TargetFileName, err)
-			_ = os.Remove(patchFile)
-			return false, err.Error()
-		}
-
 		if entry.SourceFileName != entry.TargetFileName {
-			_ = os.Remove(sourceFile)
+			os.Remove(sourceFile)
 		}
-		_ = os.Remove(patchFile)
+		os.Remove(patchFile)
 	}
 
 	os.Remove(filepath.Join(gamePath, "hdiffmap.json"))
@@ -239,7 +137,7 @@ func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
 	return true, "patching completed"
 }
 
-func (h *HdiffzService) DeleteFiles(gamePath string) (bool, string) {
+func (h *DiffService) DeleteFiles(gamePath string) (bool, string) {
 	var deleteFiles []string
 
 	file, err := os.Open(filepath.Join(gamePath, "deletefiles.txt"))
@@ -262,9 +160,8 @@ func (h *HdiffzService) DeleteFiles(gamePath string) (bool, string) {
 
 	for i, file := range deleteFiles {
 		os.Remove(filepath.Join(gamePath, file))
-		application.Get().Event.Emit("hdiffz:progress", map[string]int{"progress": i, "maxProgress": len(deleteFiles)})
+		application.Get().Event.Emit("diff:progress", map[string]int{"progress": i, "maxProgress": len(deleteFiles)})
 	}
-	_ = os.Remove(filepath.Join(gamePath, "deletefiles.txt"))
+	os.Remove(filepath.Join(gamePath, "deletefiles.txt"))
 	return true, ""
 }
-

internal/diff-service/ldifff.go

@@ -0,0 +1,172 @@
+package diffService
+
+import (
+	"firefly-launcher/pkg/firefly"
+	"firefly-launcher/pkg/firefly/pb"
+	"firefly-launcher/pkg/hpatchz"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+func (h *DiffService) LDiffPatchData(gamePath string) (bool, string) {
+	entries, err := os.ReadDir(gamePath)
+	if err != nil {
+		return false, err.Error()
+	}
+	ldiffPath := filepath.Join(gamePath, "ldiff")
+
+	for _, entry := range entries {
+		if entry.IsDir() {
+			continue
+		}
+		if !entry.Type().IsRegular() {
+			continue
+		}
+
+		name := entry.Name()
+		if strings.HasPrefix(name, "manifest") {
+			manifestName := entry.Name()
+			manifestPath := filepath.Join(gamePath, manifestName)
+
+			manifest, err := firefly.LoadManifestProto(manifestPath)
+			if err != nil {
+				continue
+			}
+
+			ldiffEntries, err := os.ReadDir(ldiffPath)
+			if err != nil {
+				return false, err.Error()
+			}
+			application.Get().Event.Emit("diff:stage", map[string]string{"stage": "Processing LDiff"})
+			for i, ldiffEntry := range ldiffEntries {
+				assetName := ldiffEntry.Name()
+				var matchingAssets []struct {
+					AssetName string
+					AssetSize int64
+					Asset     *pb.AssetManifest
+				}
+
+				application.Get().Event.Emit(
+					"diff:progress", map[string]int{
+						"progress":    i,
+						"maxProgress": len(ldiffEntries),
+					})
+
+				var wg sync.WaitGroup
+				var mu sync.Mutex
+
+				for _, assetGroup := range manifest.Assets {
+					assetGroup := assetGroup
+					wg.Go(func() {
+						if data := assetGroup.AssetData; data != nil {
+							for _, asset := range data.Assets {
+								if asset.ChunkFileName == assetName {
+									mu.Lock()
+									matchingAssets = append(matchingAssets, struct {
+										AssetName string
+										AssetSize int64
+										Asset     *pb.AssetManifest
+									}{assetGroup.AssetName, assetGroup.AssetSize, asset})
+									mu.Unlock()
+								}
+							}
+						}
+					})
+				}
+
+				wg.Wait()
+
+				for _, ma := range matchingAssets {
+					err := firefly.LDiffFile(ma.Asset, ma.AssetName, ma.AssetSize, ldiffPath, gamePath)
+					if err != nil {
+						continue
+					}
+				}
+			}
+
+			diffMapNames := make([]string, len(ldiffEntries))
+			for i, e := range ldiffEntries {
+				diffMapNames[i] = e.Name()
+			}
+
+			diffMapList, err := MakeDiffMap(manifest, diffMapNames)
+			if err != nil {
+				return false, err.Error()
+			}
+			application.Get().Event.Emit("diff:stage", map[string]string{"stage": "Patching HDiff"})
+			for i, entry := range diffMapList {
+				application.Get().Event.Emit(
+					"diff:progress", map[string]int{
+						"progress":    i,
+						"maxProgress": len(diffMapList),
+					})
+				sourceFile := filepath.Join(gamePath, entry.SourceFileName)
+				patchFile := filepath.Join(gamePath, entry.PatchFileName)
+				targetFile := filepath.Join(gamePath, entry.TargetFileName)
+
+				if _, err := os.Stat(patchFile); os.IsNotExist(err) {
+					continue
+				}
+
+				if entry.SourceFileName == "" {
+					hpatchz.ApplyPatchEmpty(patchFile, targetFile)
+					os.Remove(patchFile)
+					continue
+				}
+
+				if _, err := os.Stat(sourceFile); os.IsNotExist(err) {
+					continue
+				}
+
+				hpatchz.ApplyPatch(sourceFile, patchFile, targetFile)
+				if entry.SourceFileName != entry.TargetFileName {
+					os.Remove(sourceFile)
+				}
+				os.Remove(patchFile)
+			}
+
+		}
+	}
+	os.RemoveAll(ldiffPath)
+	return true, "patching completed"
+}
+
+func MakeDiffMap(manifest *pb.ManifestProto, chunkNames []string) ([]*models.HDiffData, error) {
+	var hdiffFiles []*models.HDiffData
+
+	for _, asset := range manifest.Assets {
+		assetName := asset.AssetName
+		assetSize := asset.AssetSize
+
+		if asset.AssetData != nil {
+			for _, chunk := range asset.AssetData.Assets {
+				matched := false
+				for _, name := range chunkNames {
+					if name == chunk.ChunkFileName {
+						matched = true
+						break
+					}
+				}
+				if !matched {
+					continue
+				}
+
+				if chunk.OriginalFileSize != 0 || chunk.HdiffFileSize != assetSize {
+					hdiffFiles = append(hdiffFiles, &models.HDiffData{
+						SourceFileName: chunk.OriginalFilePath,
+						TargetFileName: assetName,
+						PatchFileName:  fmt.Sprintf("%s.hdiff", assetName),
+					})
+				}
+			}
+		}
+	}
+
+	return hdiffFiles, nil
+}

internal/diff-service/utils.go

@@ -0,0 +1,100 @@
+package diffService
+
+import (
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/verifier"
+	"firefly-launcher/pkg/sevenzip"
+	"github.com/wailsapp/wails/v3/pkg/application"
+	"os"
+	"path/filepath"
+	"io"
+)
+
+func (h *DiffService) DataExtract(gamePath, patchPath string, isSkipVerify bool) (bool, string) {
+	os.RemoveAll(constant.TempUrl)
+	if _, err := os.Stat(gamePath); err != nil {
+		return false, err.Error()
+	}
+
+	if _, err := os.Stat(patchPath); err != nil {
+		return false, err.Error()
+	}
+
+	if _, err := os.Stat(constant.TempUrl); os.IsNotExist(err) {
+		if err := os.MkdirAll(constant.TempUrl, os.ModePerm); err != nil {
+			return false, err.Error()
+		}
+	}
+
+	if err := sevenzip.ExtractAllFilesFromZip(patchPath, constant.TempUrl); err != nil {
+		os.RemoveAll(constant.TempUrl)
+		return false, err.Error()
+	}
+
+	if !isSkipVerify {
+		validator, err := verifier.NewVerifier(gamePath, constant.TempUrl)
+		if err != nil {
+			os.RemoveAll(constant.TempUrl)
+			return false, err.Error()
+		}
+
+		if err := validator.VerifyAll(); err != nil {
+			os.RemoveAll(constant.TempUrl)
+			return false, err.Error()
+		}
+	}
+	return true, "validated"
+}
+
+func (h *DiffService) CutData(gamePath string) (bool, string) {
+	if _, err := os.Stat(constant.TempUrl); os.IsNotExist(err) {
+		return false, err.Error()
+	}
+
+	err := filepath.Walk(constant.TempUrl, func(path string, info os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+
+		relPath, err := filepath.Rel(constant.TempUrl, path)
+		if err != nil {
+			return err
+		}
+		destPath := filepath.Join(gamePath, relPath)
+		application.Get().Event.Emit("diff:message", map[string]string{"message": destPath})
+		if info.IsDir() {
+			return os.MkdirAll(destPath, os.ModePerm)
+		}
+
+		if err := os.MkdirAll(filepath.Dir(destPath), os.ModePerm); err != nil {
+			return err
+		}
+
+		if err := os.Rename(path, destPath); err != nil {
+			srcFile, err := os.Open(path)
+			if err != nil {
+				return err
+			}
+			defer srcFile.Close()
+
+			dstFile, err := os.Create(destPath)
+			if err != nil {
+				return err
+			}
+			defer dstFile.Close()
+
+			if _, err := io.Copy(dstFile, srcFile); err != nil {
+				return err
+			}
+			os.Remove(path)
+		}
+		return nil
+	})
+
+	if err != nil {
+		os.RemoveAll(constant.TempUrl)
+		return false, err.Error()
+	}
+	os.RemoveAll(constant.TempUrl)
+	return true, "cut completed"
+}

internal/fs-service/fs.go

@@ -1,4 +1,4 @@
-package internal
+package fsService
 
 import (
 	"firefly-launcher/pkg/sevenzip"
@@ -30,7 +30,7 @@ func (f *FSService) PickFolder() (string, error) {
 	return "", nil
 }
 
-func (f *FSService) PickFile() (string, error) {
+func (f *FSService) PickFile(filter string) (string, error) {
 	dialog := application.OpenFileDialog().
 		CanChooseFiles(true).
 		ResolvesAliases(true)
@@ -39,7 +39,9 @@ func (f *FSService) PickFile() (string, error) {
 	} else {
 		dialog.SetTitle("Select a file/directory")
 	}
-	dialog.AddFilter("Executable Files (*.exe)", "*.exe")
+	if filter == "exe" {
+		dialog.AddFilter("Executable Files (*.exe)", "*.exe")
+	}
 	if path, err := dialog.PromptForSingleSelection(); err == nil {
 		return path, nil
 	}

internal/git-service.go

@@ -1,282 +0,0 @@
-package internal
-
-import (
-	"encoding/json"
-	"firefly-launcher/pkg/constant"
-	"firefly-launcher/pkg/models"
-	"fmt"
-	"io"
-	"net/http"
-	"os"
-	"path/filepath"
-
-	"github.com/minio/selfupdate"
-	"github.com/wailsapp/wails/v3/pkg/application"
-)
-
-type GitService struct{}
-
-func (g *GitService) GetLatestServerVersion() (bool, string, string) {
-	resp, err := http.Get(constant.ServerGitUrl)
-	if err != nil {
-		return false, "", err.Error()
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, "", err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "", "no releases found"
-	}
-
-	return true, releases[0].TagName, ""
-}
-
-func (g *GitService) DownloadServerProgress(version string) (bool, string) {
-	resp, err := http.Get(constant.ServerGitUrl)
-	if err != nil {
-		panic(err)
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []*models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "no releases found"
-	}
-
-	var releaseData *models.ReleaseType
-	for _, release := range releases {
-		if release.TagName == version {
-			releaseData = release
-			break
-		}
-	}
-
-	if releaseData == nil || releaseData.TagName == "" {
-		return false, "no release found"
-	}
-
-	var assetWin models.AssetType
-	for _, asset := range releaseData.Assets {
-		if asset.Name == constant.ServerZipFile {
-			assetWin = asset
-			break
-		}
-	}
-
-	if assetWin.Name == "" {
-		return false, "no assets found"
-	}
-
-	if err := os.Mkdir(constant.ServerStorageUrl, 0755); err != nil {
-		if !os.IsExist(err) {
-			return false, err.Error()
-		}
-	}
-
-	saveFile := filepath.Join(constant.ServerStorageUrl, assetWin.Name)
-
-	resp, err = http.Get(assetWin.BrowserDownloadURL)
-	if err != nil {
-		return false, err.Error()
-	}
-	defer resp.Body.Close()
-
-	DownloadFile(saveFile, assetWin.BrowserDownloadURL, func(percent float64, speed float64) {
-		application.Get().Event.Emit("download:server", map[string]interface{}{
-			"percent": fmt.Sprintf("%.2f", percent),
-			"speed":   fmt.Sprintf("%.2f", speed),
-		})
-	})
-	return true, ""
-}
-
-func (g *GitService) UnzipServer() {
-	unzipParallel(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile), constant.ServerStorageUrl)
-	os.Remove(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile))
-}
-
-func (g *GitService) GetLatestProxyVersion() (bool, string, string) {
-	resp, err := http.Get(constant.ProxyGitUrl)
-	if err != nil {
-		return false, "", err.Error()
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, "", err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "", "no releases found"
-	}
-
-	return true, releases[0].TagName, ""
-}
-
-func (g *GitService) DownloadProxyProgress(version string) (bool, string) {
-	resp, err := http.Get(constant.ProxyGitUrl)
-	if err != nil {
-		panic(err)
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []*models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "no releases found"
-	}
-
-	var releaseData *models.ReleaseType
-	for _, release := range releases {
-		if release.TagName == version {
-			releaseData = release
-			break
-		}
-	}
-
-	if releaseData == nil || releaseData.TagName == "" {
-		return false, "no release found"
-	}
-
-	var assetWin models.AssetType
-	for _, asset := range releaseData.Assets {
-		if asset.Name == constant.ProxyZipFile {
-			assetWin = asset
-			break
-		}
-	}
-
-	if assetWin.Name == "" {
-		return false, "no assets found"
-	}
-
-	if err := os.Mkdir(constant.ProxyStorageUrl, 0755); err != nil {
-		if !os.IsExist(err) {
-			return false, err.Error()
-		}
-	}
-	saveFile := filepath.Join(constant.ProxyStorageUrl, assetWin.Name)
-
-	resp, err = http.Get(assetWin.BrowserDownloadURL)
-	if err != nil {
-		return false, err.Error()
-	}
-	defer resp.Body.Close()
-
-	DownloadFile(saveFile, assetWin.BrowserDownloadURL, func(percent float64, speed float64) {
-		application.Get().Event.Emit("download:proxy", map[string]interface{}{
-			"percent": fmt.Sprintf("%.2f", percent),
-			"speed":   fmt.Sprintf("%.2f", speed),
-		})
-
-	})
-	return true, ""
-}
-
-func (g *GitService) UnzipProxy() {
-	unzipParallel(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile), constant.ProxyStorageUrl)
-	os.Remove(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile))
-}
-
-func (g *GitService) GetLatestLauncherVersion() (bool, string, string) {
-	resp, err := http.Get(constant.LauncherGitUrl)
-	if err != nil {
-		return false, "", err.Error()
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, "", err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "", "no releases found"
-	}
-
-	return true, releases[0].TagName, ""
-}
-
-
-
-func (g *GitService) UpdateLauncherProgress(version string) (bool, string) {
-	resp, err := http.Get(constant.LauncherGitUrl)
-	if err != nil {
-		panic(err)
-	}
-	defer resp.Body.Close()
-
-	body, _ := io.ReadAll(resp.Body)
-
-	var releases []*models.ReleaseType
-	err = json.Unmarshal(body, &releases)
-	if err != nil {
-		return false, err.Error()
-	}
-
-	if len(releases) == 0 {
-		return false, "no releases found"
-	}
-
-	var releaseData *models.ReleaseType
-	for _, release := range releases {
-		if release.TagName == version {
-			releaseData = release
-			break
-		}
-	}
-
-	if releaseData == nil || releaseData.TagName == "" {
-		return false, "no release found"
-	}
-
-	var assetWin models.AssetType
-	for _, asset := range releaseData.Assets {
-		if asset.Name == constant.LauncherFile {
-			assetWin = asset
-			break
-		}
-	}
-
-	if assetWin.Name == "" {
-		return false, "no assets found"
-	}
-
-	resp, err = http.Get(assetWin.BrowserDownloadURL)
-	if err != nil {
-		return false, err.Error()
-	}
-	defer resp.Body.Close()
-	err = selfupdate.Apply(resp.Body, selfupdate.Options{})
-	if err != nil {
-		return false, err.Error()
-	}
-	return true, ""
-}

internal/git-service/launcher.go

@@ -0,0 +1,93 @@
+package gitService
+
+import (
+	"encoding/json"
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"io"
+	"net/http"
+	"github.com/minio/selfupdate"
+
+)
+
+type GitService struct{}
+
+
+func (g *GitService) GetLatestLauncherVersion() (bool, string, string) {
+	resp, err := http.Get(constant.LauncherGitUrl)
+	if err != nil {
+		return false, "", err.Error()
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, "", err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "", "no releases found"
+	}
+
+	return true, releases[0].TagName, ""
+}
+
+
+
+func (g *GitService) UpdateLauncherProgress(version string) (bool, string) {
+	resp, err := http.Get(constant.LauncherGitUrl)
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []*models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "no releases found"
+	}
+
+	var releaseData *models.ReleaseType
+	for _, release := range releases {
+		if release.TagName == version {
+			releaseData = release
+			break
+		}
+	}
+
+	if releaseData == nil || releaseData.TagName == "" {
+		return false, "no release found"
+	}
+
+	var assetWin models.AssetType
+	for _, asset := range releaseData.Assets {
+		if asset.Name == constant.LauncherFile {
+			assetWin = asset
+			break
+		}
+	}
+
+	if assetWin.Name == "" {
+		return false, "no assets found"
+	}
+
+	resp, err = http.Get(assetWin.BrowserDownloadURL)
+	if err != nil {
+		return false, err.Error()
+	}
+	defer resp.Body.Close()
+	err = selfupdate.Apply(resp.Body, selfupdate.Options{})
+	if err != nil {
+		return false, err.Error()
+	}
+	return true, ""
+}

internal/git-service/proxy.go

@@ -0,0 +1,106 @@
+package gitService
+
+import (
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+	"encoding/json"
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+func (g *GitService) GetLatestProxyVersion() (bool, string, string) {
+	resp, err := http.Get(constant.ProxyGitUrl)
+	if err != nil {
+		return false, "", err.Error()
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, "", err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "", "no releases found"
+	}
+
+	return true, releases[0].TagName, ""
+}
+
+func (g *GitService) DownloadProxyProgress(version string) (bool, string) {
+	resp, err := http.Get(constant.ProxyGitUrl)
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []*models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "no releases found"
+	}
+
+	var releaseData *models.ReleaseType
+	for _, release := range releases {
+		if release.TagName == version {
+			releaseData = release
+			break
+		}
+	}
+
+	if releaseData == nil || releaseData.TagName == "" {
+		return false, "no release found"
+	}
+
+	var assetWin models.AssetType
+	for _, asset := range releaseData.Assets {
+		if asset.Name == constant.ProxyZipFile {
+			assetWin = asset
+			break
+		}
+	}
+
+	if assetWin.Name == "" {
+		return false, "no assets found"
+	}
+
+	if err := os.Mkdir(constant.ProxyStorageUrl, 0755); err != nil {
+		if !os.IsExist(err) {
+			return false, err.Error()
+		}
+	}
+	saveFile := filepath.Join(constant.ProxyStorageUrl, assetWin.Name)
+
+	resp, err = http.Get(assetWin.BrowserDownloadURL)
+	if err != nil {
+		return false, err.Error()
+	}
+	defer resp.Body.Close()
+
+	DownloadFile(saveFile, assetWin.BrowserDownloadURL, func(percent float64, speed float64) {
+		application.Get().Event.Emit("download:proxy", map[string]interface{}{
+			"percent": fmt.Sprintf("%.2f", percent),
+			"speed":   fmt.Sprintf("%.2f", speed),
+		})
+
+	})
+	return true, ""
+}
+
+func (g *GitService) UnzipProxy() {
+	unzipParallel(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile), constant.ProxyStorageUrl)
+	os.Remove(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile))
+}

internal/git-service/server.go

@@ -0,0 +1,107 @@
+package gitService
+
+import (
+	"encoding/json"
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+func (g *GitService) GetLatestServerVersion() (bool, string, string) {
+	resp, err := http.Get(constant.ServerGitUrl)
+	if err != nil {
+		return false, "", err.Error()
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, "", err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "", "no releases found"
+	}
+
+	return true, releases[0].TagName, ""
+}
+
+func (g *GitService) DownloadServerProgress(version string) (bool, string) {
+	resp, err := http.Get(constant.ServerGitUrl)
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []*models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "no releases found"
+	}
+
+	var releaseData *models.ReleaseType
+	for _, release := range releases {
+		if release.TagName == version {
+			releaseData = release
+			break
+		}
+	}
+
+	if releaseData == nil || releaseData.TagName == "" {
+		return false, "no release found"
+	}
+
+	var assetWin models.AssetType
+	for _, asset := range releaseData.Assets {
+		if asset.Name == constant.ServerZipFile {
+			assetWin = asset
+			break
+		}
+	}
+
+	if assetWin.Name == "" {
+		return false, "no assets found"
+	}
+
+	if err := os.Mkdir(constant.ServerStorageUrl, 0755); err != nil {
+		if !os.IsExist(err) {
+			return false, err.Error()
+		}
+	}
+
+	saveFile := filepath.Join(constant.ServerStorageUrl, assetWin.Name)
+
+	resp, err = http.Get(assetWin.BrowserDownloadURL)
+	if err != nil {
+		return false, err.Error()
+	}
+	defer resp.Body.Close()
+
+	DownloadFile(saveFile, assetWin.BrowserDownloadURL, func(percent float64, speed float64) {
+		application.Get().Event.Emit("download:server", map[string]interface{}{
+			"percent": fmt.Sprintf("%.2f", percent),
+			"speed":   fmt.Sprintf("%.2f", speed),
+		})
+	})
+	return true, ""
+}
+
+func (g *GitService) UnzipServer() {
+	unzipParallel(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile), constant.ServerStorageUrl)
+	os.Remove(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile))
+}

internal/git-service/util.go

@@ -1,4 +1,4 @@
-package internal
+package gitService
 
 import (
 	"archive/zip"

internal/language-service/language.go

@@ -1,4 +1,4 @@
-package internal
+package languageService
 
 import (
 	"bytes"

internal/ldifff-service.go

@@ -1 +0,0 @@
-package internal

main.go

@@ -3,7 +3,13 @@ package main
 import (
 	"embed"
 	_ "embed"
-	"firefly-launcher/internal"
+
+	appService "firefly-launcher/internal/app-service"
+	diffService "firefly-launcher/internal/diff-service"
+	fsService "firefly-launcher/internal/fs-service"
+	gitService "firefly-launcher/internal/git-service"
+	languageService "firefly-launcher/internal/language-service"
+
 	"firefly-launcher/pkg/constant"
 	"fmt"
 	"log"
@@ -63,11 +69,11 @@ func main() {
 		Name:        "firefly-launcher",
 		Description: "Firefly Launcher - Kain",
 		Services: []application.Service{
-			application.NewService(&internal.FSService{}),
+			application.NewService(&fsService.FSService{}),
-			application.NewService(&internal.LanguageService{}),
+			application.NewService(&languageService.LanguageService{}),
-			application.NewService(&internal.GitService{}),
+			application.NewService(&gitService.GitService{}),
-			application.NewService(&internal.HdiffzService{}),
+			application.NewService(&diffService.DiffService{}),
-			application.NewService(&internal.AppService{}),
+			application.NewService(&appService.AppService{}),
 		},
 		Assets: application.AssetOptions{
 			Handler: application.AssetFileServerFS(assets),

pkg/constant/constant.go

@@ -10,8 +10,7 @@ const ProxyZipFile = "64bit.zip"
 const LauncherFile = "firefly-launcher.exe"
 const TempUrl = "./temp"
 
-
+const CurrentLauncherVersion = "1.5.0"
-const CurrentLauncherVersion = "1.4.1"
 
 type ToolFile string
 

pkg/firefly/chunk.go

@@ -0,0 +1,73 @@
+package firefly
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"path/filepath"
+
+	"golang.org/x/exp/mmap"
+)
+
+type ChunkInfo struct {
+	Name   string
+	Offset int64
+	Size   int64
+}
+
+func ProcessWithBufReader(path string, chunks []ChunkInfo) {
+	file, err := os.Open(path)
+	if err != nil {
+		fmt.Printf("Error opening file %s: %v\n", path, err)
+		return
+	}
+	defer file.Close()
+
+	for _, chunk := range chunks {
+		buffer, err := ReadChunkData(file, chunk.Offset, chunk.Size)
+		if err != nil {
+			fmt.Printf("Error reading chunk %s: %v\n", chunk.Name, err)
+			continue
+		}
+
+		assetPath := filepath.Join("chunk_tmp", chunk.Name)
+		parentDir := filepath.Dir(assetPath)
+		if _, err := os.Stat(parentDir); os.IsNotExist(err) {
+			if err := os.MkdirAll(parentDir, 0o755); err != nil {
+				fmt.Printf("Error creating directory %s: %v\n", parentDir, err)
+				continue
+			}
+		}
+
+		if err := os.WriteFile(assetPath, buffer, 0o644); err != nil {
+			fmt.Printf("Error writing chunk file %s: %v\n", assetPath, err)
+		}
+	}
+}
+
+func ReadChunkData(file *os.File, offset, size int64) ([]byte, error) {
+	info, err := file.Stat()
+	if err != nil {
+		return nil, fmt.Errorf("error getting file info: %w", err)
+	}
+
+	if info.Size() > 1024*1024 && size > 1024*1024 {
+		mmapReader, err := mmap.Open(file.Name())
+		if err == nil {
+			defer mmapReader.Close()
+			buffer := make([]byte, size)
+			_, err := mmapReader.ReadAt(buffer, offset)
+			if err != nil && err != io.EOF {
+				return nil, fmt.Errorf("error reading mmap: %w", err)
+			}
+			return buffer, nil
+		}
+	}
+
+	buffer := make([]byte, size)
+	_, err = file.ReadAt(buffer, offset)
+	if err != nil && err != io.EOF {
+		return nil, fmt.Errorf("error reading buffered: %w", err)
+	}
+	return buffer, nil
+}

pkg/firefly/ldiff.go

@@ -0,0 +1,94 @@
+package firefly
+
+import (
+	"firefly-launcher/pkg/firefly/pb"
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"golang.org/x/exp/mmap"
+)
+
+
+func LDiffFile(data *pb.AssetManifest, assetName string, assetSize int64, ldiffsDir, outputDir string) error {
+	path := filepath.Join(ldiffsDir, data.ChunkFileName)
+
+	info, err := os.Stat(path)
+	if err != nil {
+		return fmt.Errorf("%s does not exist: %w", path, err)
+	}
+
+	fileSize := info.Size()
+	var buffer []byte
+
+	if fileSize > 10*1024*1024 && data.HdiffFileSize > 1*1024*1024 {
+		// mmap for large files using x/exp/mmap
+		reader, err := mmap.Open(path)
+		if err != nil {
+			// fallback to buffered read
+			file, err := os.Open(path)
+			if err != nil {
+				return fmt.Errorf("error opening file %s: %w", path, err)
+			}
+			defer file.Close()
+			buffer, err = ReadBuffer(file, data.HdiffFileInChunkOffset, data.HdiffFileSize)
+			if err != nil {
+				return err
+			}
+		} else {
+			defer reader.Close()
+			buffer = make([]byte, data.HdiffFileSize)
+			_, err := reader.ReadAt(buffer, data.HdiffFileInChunkOffset)
+			if err != nil {
+				return fmt.Errorf("error reading mmap data: %w", err)
+			}
+		}
+	} else {
+		// small files, buffered read
+		file, err := os.Open(path)
+		if err != nil {
+			return fmt.Errorf("error opening file %s: %w", path, err)
+		}
+		defer file.Close()
+
+		buffer, err = ReadBuffer(file, data.HdiffFileInChunkOffset, data.HdiffFileSize)
+		if err != nil {
+			return err
+		}
+	}
+
+	extension := ""
+	if data.OriginalFileSize != 0 || assetSize != data.HdiffFileSize {
+		extension = ".hdiff"
+	}
+	assetPath := filepath.Join(outputDir, assetName+extension)
+	parentDir := filepath.Dir(assetPath)
+	if _, err := os.Stat(parentDir); os.IsNotExist(err) {
+		if err := os.MkdirAll(parentDir, 0o755); err != nil {
+			return fmt.Errorf("error creating directory %s: %w", parentDir, err)
+		}
+	}
+
+	if err := os.WriteFile(assetPath, buffer, 0o644); err != nil {
+		return fmt.Errorf("error writing file %s: %w", assetPath, err)
+	}
+
+	return nil
+}
+
+
+
+func ReadBuffer(file *os.File, offset int64, size int64) ([]byte, error) {
+	buffer := make([]byte, size)
+
+	n, err := file.ReadAt(buffer, offset)
+	if err != nil {
+		return nil, fmt.Errorf("error reading data: %w", err)
+	}
+	if int64(n) != size {
+		return nil, fmt.Errorf("expected %d bytes, but read %d bytes", size, n)
+	}
+
+	return buffer, nil
+}
+

pkg/firefly/loader.go

@@ -0,0 +1,66 @@
+package firefly
+
+import (
+	"bufio"
+	"firefly-launcher/pkg/firefly/pb"
+	"io"
+	"os"
+
+	"github.com/klauspost/compress/zstd"
+	"google.golang.org/protobuf/proto"
+)
+
+func LoadChunkProto(path string) (*pb.ChunkProto, error) {
+	file, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	reader := bufio.NewReader(file)
+	decoder, err := zstd.NewReader(reader)
+	if err != nil {
+		return nil, err
+	}
+	defer decoder.Close()
+
+	data, err := io.ReadAll(decoder)
+	if err != nil {
+		return nil, err
+	}
+
+	var chunk pb.ChunkProto
+	if err := proto.Unmarshal(data, &chunk); err != nil {
+		return nil, err
+	}
+
+	return &chunk, nil
+}
+
+// Load ManifestProto từ file Zstd + Protobuf
+func LoadManifestProto(path string) (*pb.ManifestProto, error) {
+	file, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	reader := bufio.NewReader(file)
+	decoder, err := zstd.NewReader(reader)
+	if err != nil {
+		return nil, err
+	}
+	defer decoder.Close()
+
+	data, err := io.ReadAll(decoder)
+	if err != nil {
+		return nil, err
+	}
+
+	var manifest pb.ManifestProto
+	if err := proto.Unmarshal(data, &manifest); err != nil {
+		return nil, err
+	}
+
+	return &manifest, nil
+}

pkg/firefly/pb/firefly.pb.go

@@ -0,0 +1,651 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.36.5
+// 	protoc        v4.25.6
+// source: proto/firefly.proto
+
+package pb
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+	unsafe "unsafe"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type ChunkProto struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Assets        []*AssetChunkProperty  `protobuf:"bytes,1,rep,name=assets,proto3" json:"assets,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ChunkProto) Reset() {
+	*x = ChunkProto{}
+	mi := &file_proto_firefly_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ChunkProto) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ChunkProto) ProtoMessage() {}
+
+func (x *ChunkProto) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ChunkProto.ProtoReflect.Descriptor instead.
+func (*ChunkProto) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *ChunkProto) GetAssets() []*AssetChunkProperty {
+	if x != nil {
+		return x.Assets
+	}
+	return nil
+}
+
+type AssetChunkProperty struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	AssetName     string                 `protobuf:"bytes,1,opt,name=asset_name,json=assetName,proto3" json:"asset_name,omitempty"`
+	AssetChunks   []*AssetChunk          `protobuf:"bytes,2,rep,name=asset_chunks,json=assetChunks,proto3" json:"asset_chunks,omitempty"`
+	AssetType     int32                  `protobuf:"varint,3,opt,name=asset_type,json=assetType,proto3" json:"asset_type,omitempty"`
+	AssetSize     int64                  `protobuf:"varint,4,opt,name=asset_size,json=assetSize,proto3" json:"asset_size,omitempty"`
+	AssetHashMd5  string                 `protobuf:"bytes,5,opt,name=asset_hash_md5,json=assetHashMd5,proto3" json:"asset_hash_md5,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *AssetChunkProperty) Reset() {
+	*x = AssetChunkProperty{}
+	mi := &file_proto_firefly_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *AssetChunkProperty) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AssetChunkProperty) ProtoMessage() {}
+
+func (x *AssetChunkProperty) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AssetChunkProperty.ProtoReflect.Descriptor instead.
+func (*AssetChunkProperty) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *AssetChunkProperty) GetAssetName() string {
+	if x != nil {
+		return x.AssetName
+	}
+	return ""
+}
+
+func (x *AssetChunkProperty) GetAssetChunks() []*AssetChunk {
+	if x != nil {
+		return x.AssetChunks
+	}
+	return nil
+}
+
+func (x *AssetChunkProperty) GetAssetType() int32 {
+	if x != nil {
+		return x.AssetType
+	}
+	return 0
+}
+
+func (x *AssetChunkProperty) GetAssetSize() int64 {
+	if x != nil {
+		return x.AssetSize
+	}
+	return 0
+}
+
+func (x *AssetChunkProperty) GetAssetHashMd5() string {
+	if x != nil {
+		return x.AssetHashMd5
+	}
+	return ""
+}
+
+type AssetChunk struct {
+	state                    protoimpl.MessageState `protogen:"open.v1"`
+	ChunkName                string                 `protobuf:"bytes,1,opt,name=chunk_name,json=chunkName,proto3" json:"chunk_name,omitempty"`
+	ChunkDecompressedHashMd5 string                 `protobuf:"bytes,2,opt,name=chunk_decompressed_hash_md5,json=chunkDecompressedHashMd5,proto3" json:"chunk_decompressed_hash_md5,omitempty"`
+	ChunkOnFileOffset        int64                  `protobuf:"varint,3,opt,name=chunk_on_file_offset,json=chunkOnFileOffset,proto3" json:"chunk_on_file_offset,omitempty"`
+	ChunkSize                int64                  `protobuf:"varint,4,opt,name=chunk_size,json=chunkSize,proto3" json:"chunk_size,omitempty"`
+	ChunkSizeDecompressed    int64                  `protobuf:"varint,5,opt,name=chunk_size_decompressed,json=chunkSizeDecompressed,proto3" json:"chunk_size_decompressed,omitempty"`
+	unknownFields            protoimpl.UnknownFields
+	sizeCache                protoimpl.SizeCache
+}
+
+func (x *AssetChunk) Reset() {
+	*x = AssetChunk{}
+	mi := &file_proto_firefly_proto_msgTypes[2]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *AssetChunk) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AssetChunk) ProtoMessage() {}
+
+func (x *AssetChunk) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[2]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AssetChunk.ProtoReflect.Descriptor instead.
+func (*AssetChunk) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *AssetChunk) GetChunkName() string {
+	if x != nil {
+		return x.ChunkName
+	}
+	return ""
+}
+
+func (x *AssetChunk) GetChunkDecompressedHashMd5() string {
+	if x != nil {
+		return x.ChunkDecompressedHashMd5
+	}
+	return ""
+}
+
+func (x *AssetChunk) GetChunkOnFileOffset() int64 {
+	if x != nil {
+		return x.ChunkOnFileOffset
+	}
+	return 0
+}
+
+func (x *AssetChunk) GetChunkSize() int64 {
+	if x != nil {
+		return x.ChunkSize
+	}
+	return 0
+}
+
+func (x *AssetChunk) GetChunkSizeDecompressed() int64 {
+	if x != nil {
+		return x.ChunkSizeDecompressed
+	}
+	return 0
+}
+
+type ManifestProto struct {
+	state         protoimpl.MessageState   `protogen:"open.v1"`
+	Assets        []*AssetManifestProperty `protobuf:"bytes,1,rep,name=assets,proto3" json:"assets,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ManifestProto) Reset() {
+	*x = ManifestProto{}
+	mi := &file_proto_firefly_proto_msgTypes[3]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ManifestProto) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ManifestProto) ProtoMessage() {}
+
+func (x *ManifestProto) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[3]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ManifestProto.ProtoReflect.Descriptor instead.
+func (*ManifestProto) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *ManifestProto) GetAssets() []*AssetManifestProperty {
+	if x != nil {
+		return x.Assets
+	}
+	return nil
+}
+
+type AssetManifestProperty struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	AssetName     string                 `protobuf:"bytes,1,opt,name=asset_name,json=assetName,proto3" json:"asset_name,omitempty"`
+	AssetSize     int64                  `protobuf:"varint,2,opt,name=asset_size,json=assetSize,proto3" json:"asset_size,omitempty"`
+	AssetHashMd5  string                 `protobuf:"bytes,3,opt,name=asset_hash_md5,json=assetHashMd5,proto3" json:"asset_hash_md5,omitempty"`
+	AssetData     *AssetManifestChunk    `protobuf:"bytes,4,opt,name=asset_data,json=assetData,proto3" json:"asset_data,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *AssetManifestProperty) Reset() {
+	*x = AssetManifestProperty{}
+	mi := &file_proto_firefly_proto_msgTypes[4]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *AssetManifestProperty) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AssetManifestProperty) ProtoMessage() {}
+
+func (x *AssetManifestProperty) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[4]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AssetManifestProperty.ProtoReflect.Descriptor instead.
+func (*AssetManifestProperty) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *AssetManifestProperty) GetAssetName() string {
+	if x != nil {
+		return x.AssetName
+	}
+	return ""
+}
+
+func (x *AssetManifestProperty) GetAssetSize() int64 {
+	if x != nil {
+		return x.AssetSize
+	}
+	return 0
+}
+
+func (x *AssetManifestProperty) GetAssetHashMd5() string {
+	if x != nil {
+		return x.AssetHashMd5
+	}
+	return ""
+}
+
+func (x *AssetManifestProperty) GetAssetData() *AssetManifestChunk {
+	if x != nil {
+		return x.AssetData
+	}
+	return nil
+}
+
+type AssetManifestChunk struct {
+	state              protoimpl.MessageState `protogen:"open.v1"`
+	LatestAssetVersion string                 `protobuf:"bytes,1,opt,name=latest_asset_version,json=latestAssetVersion,proto3" json:"latest_asset_version,omitempty"`
+	Assets             []*AssetManifest       `protobuf:"bytes,2,rep,name=assets,proto3" json:"assets,omitempty"`
+	unknownFields      protoimpl.UnknownFields
+	sizeCache          protoimpl.SizeCache
+}
+
+func (x *AssetManifestChunk) Reset() {
+	*x = AssetManifestChunk{}
+	mi := &file_proto_firefly_proto_msgTypes[5]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *AssetManifestChunk) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AssetManifestChunk) ProtoMessage() {}
+
+func (x *AssetManifestChunk) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[5]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AssetManifestChunk.ProtoReflect.Descriptor instead.
+func (*AssetManifestChunk) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *AssetManifestChunk) GetLatestAssetVersion() string {
+	if x != nil {
+		return x.LatestAssetVersion
+	}
+	return ""
+}
+
+func (x *AssetManifestChunk) GetAssets() []*AssetManifest {
+	if x != nil {
+		return x.Assets
+	}
+	return nil
+}
+
+type AssetManifest struct {
+	state                  protoimpl.MessageState `protogen:"open.v1"`
+	ChunkFileName          string                 `protobuf:"bytes,1,opt,name=chunk_file_name,json=chunkFileName,proto3" json:"chunk_file_name,omitempty"`
+	ChunkFileVersion       string                 `protobuf:"bytes,2,opt,name=chunk_file_version,json=chunkFileVersion,proto3" json:"chunk_file_version,omitempty"`
+	ChunkFileNode          string                 `protobuf:"bytes,3,opt,name=chunk_file_node,json=chunkFileNode,proto3" json:"chunk_file_node,omitempty"`
+	ChunkFileSize          int64                  `protobuf:"varint,4,opt,name=chunk_file_size,json=chunkFileSize,proto3" json:"chunk_file_size,omitempty"`
+	ChunkFileMd5           string                 `protobuf:"bytes,5,opt,name=chunk_file_md5,json=chunkFileMd5,proto3" json:"chunk_file_md5,omitempty"`
+	HdiffFileInChunkOffset int64                  `protobuf:"varint,6,opt,name=hdiff_file_in_chunk_offset,json=hdiffFileInChunkOffset,proto3" json:"hdiff_file_in_chunk_offset,omitempty"`
+	HdiffFileSize          int64                  `protobuf:"varint,7,opt,name=hdiff_file_size,json=hdiffFileSize,proto3" json:"hdiff_file_size,omitempty"`
+	OriginalFilePath       string                 `protobuf:"bytes,8,opt,name=original_file_path,json=originalFilePath,proto3" json:"original_file_path,omitempty"`
+	OriginalFileSize       int64                  `protobuf:"varint,9,opt,name=original_file_size,json=originalFileSize,proto3" json:"original_file_size,omitempty"`
+	OriginalFileMd5        string                 `protobuf:"bytes,10,opt,name=original_file_md5,json=originalFileMd5,proto3" json:"original_file_md5,omitempty"`
+	unknownFields          protoimpl.UnknownFields
+	sizeCache              protoimpl.SizeCache
+}
+
+func (x *AssetManifest) Reset() {
+	*x = AssetManifest{}
+	mi := &file_proto_firefly_proto_msgTypes[6]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *AssetManifest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AssetManifest) ProtoMessage() {}
+
+func (x *AssetManifest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_firefly_proto_msgTypes[6]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AssetManifest.ProtoReflect.Descriptor instead.
+func (*AssetManifest) Descriptor() ([]byte, []int) {
+	return file_proto_firefly_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *AssetManifest) GetChunkFileName() string {
+	if x != nil {
+		return x.ChunkFileName
+	}
+	return ""
+}
+
+func (x *AssetManifest) GetChunkFileVersion() string {
+	if x != nil {
+		return x.ChunkFileVersion
+	}
+	return ""
+}
+
+func (x *AssetManifest) GetChunkFileNode() string {
+	if x != nil {
+		return x.ChunkFileNode
+	}
+	return ""
+}
+
+func (x *AssetManifest) GetChunkFileSize() int64 {
+	if x != nil {
+		return x.ChunkFileSize
+	}
+	return 0
+}
+
+func (x *AssetManifest) GetChunkFileMd5() string {
+	if x != nil {
+		return x.ChunkFileMd5
+	}
+	return ""
+}
+
+func (x *AssetManifest) GetHdiffFileInChunkOffset() int64 {
+	if x != nil {
+		return x.HdiffFileInChunkOffset
+	}
+	return 0
+}
+
+func (x *AssetManifest) GetHdiffFileSize() int64 {
+	if x != nil {
+		return x.HdiffFileSize
+	}
+	return 0
+}
+
+func (x *AssetManifest) GetOriginalFilePath() string {
+	if x != nil {
+		return x.OriginalFilePath
+	}
+	return ""
+}
+
+func (x *AssetManifest) GetOriginalFileSize() int64 {
+	if x != nil {
+		return x.OriginalFileSize
+	}
+	return 0
+}
+
+func (x *AssetManifest) GetOriginalFileMd5() string {
+	if x != nil {
+		return x.OriginalFileMd5
+	}
+	return ""
+}
+
+var File_proto_firefly_proto protoreflect.FileDescriptor
+
+var file_proto_firefly_proto_rawDesc = string([]byte{
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+	0x72, 0x6f, 0x74, 0x6f, 0x33,
+})
+
+var (
+	file_proto_firefly_proto_rawDescOnce sync.Once
+	file_proto_firefly_proto_rawDescData []byte
+)
+
+func file_proto_firefly_proto_rawDescGZIP() []byte {
+	file_proto_firefly_proto_rawDescOnce.Do(func() {
+		file_proto_firefly_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_proto_firefly_proto_rawDesc), len(file_proto_firefly_proto_rawDesc)))
+	})
+	return file_proto_firefly_proto_rawDescData
+}
+
+var file_proto_firefly_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_proto_firefly_proto_goTypes = []any{
+	(*ChunkProto)(nil),            // 0: firefly.ChunkProto
+	(*AssetChunkProperty)(nil),    // 1: firefly.AssetChunkProperty
+	(*AssetChunk)(nil),            // 2: firefly.AssetChunk
+	(*ManifestProto)(nil),         // 3: firefly.ManifestProto
+	(*AssetManifestProperty)(nil), // 4: firefly.AssetManifestProperty
+	(*AssetManifestChunk)(nil),    // 5: firefly.AssetManifestChunk
+	(*AssetManifest)(nil),         // 6: firefly.AssetManifest
+}
+var file_proto_firefly_proto_depIdxs = []int32{
+	1, // 0: firefly.ChunkProto.assets:type_name -> firefly.AssetChunkProperty
+	2, // 1: firefly.AssetChunkProperty.asset_chunks:type_name -> firefly.AssetChunk
+	4, // 2: firefly.ManifestProto.assets:type_name -> firefly.AssetManifestProperty
+	5, // 3: firefly.AssetManifestProperty.asset_data:type_name -> firefly.AssetManifestChunk
+	6, // 4: firefly.AssetManifestChunk.assets:type_name -> firefly.AssetManifest
+	5, // [5:5] is the sub-list for method output_type
+	5, // [5:5] is the sub-list for method input_type
+	5, // [5:5] is the sub-list for extension type_name
+	5, // [5:5] is the sub-list for extension extendee
+	0, // [0:5] is the sub-list for field type_name
+}
+
+func init() { file_proto_firefly_proto_init() }
+func file_proto_firefly_proto_init() {
+	if File_proto_firefly_proto != nil {
+		return
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_proto_firefly_proto_rawDesc), len(file_proto_firefly_proto_rawDesc)),
+			NumEnums:      0,
+			NumMessages:   7,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_proto_firefly_proto_goTypes,
+		DependencyIndexes: file_proto_firefly_proto_depIdxs,
+		MessageInfos:      file_proto_firefly_proto_msgTypes,
+	}.Build()
+	File_proto_firefly_proto = out.File
+	file_proto_firefly_proto_goTypes = nil
+	file_proto_firefly_proto_depIdxs = nil
+}