FIX: Fix appicon resolution

.gitignore

@@ -1,9 +1,10 @@
 .task
-bin
+bin/
 tests/
 server/
 proxy/
 temp/
+.history/
 frontend/dist
 frontend/node_modules
 build/linux/appimage/build

Makefile

@@ -0,0 +1,34 @@
+PROTO_SRC=./proto
+GEN_DEST=./pkg
+
+proto:
+	@echo Compiling Protobuf files...
+	protoc --go_out=${GEN_DEST} --go-grpc_out=${GEN_DEST} ${PROTO_SRC}/*.proto
+	@echo Done!
+
+icon:
+	@echo Updating icons...
+	magick build/appicon.png -define icon:auto-resize=16,24,32,48,64,128,256 build/windows/icon.ico
+	magick build/appicon.png -define icon:auto-resize=16,24,32,48,64,128,256,512 build/windows/icons.ico
+	@echo Done!
+
+dev:
+	@echo Starting development server...
+	wails3 dev
+	@echo Done!
+
+build:
+	@echo Building application...
+	wails3 build
+	@echo Done!
+
+release:
+	@echo Building release application...
+	wails3 package
+	@echo Done!
+
+update:
+	@echo Updating build assets...
+	wails3 update build-assets -name "firefly-launcher" -binaryname "firefly-launcher" -config build/config.yml
+	@echo Done!
+

build/Taskfile.yml

@@ -22,15 +22,19 @@ tasks:
       - npm install
 
   build:frontend:
+    label: build:frontend (PRODUCTION={{.PRODUCTION}})
     summary: Build the frontend project
     dir: frontend
     sources:
       - "**/*"
     generates:
-      - dist/*
+      - dist/**/*
     deps:
       - task: install:frontend:deps
       - task: generate:bindings
+        vars:
+          BUILD_FLAGS:
+            ref: .BUILD_FLAGS
     cmds:
       - npm run {{.BUILD_COMMAND}} -q
     env:
@@ -40,15 +44,19 @@ tasks:
 
 
   generate:bindings:
+    label: generate:bindings (BUILD_FLAGS={{.BUILD_FLAGS}})
     summary: Generates bindings for the frontend
     deps:
       - task: go:mod:tidy
     sources:
+      - "**/*.[jt]s"
+      - exclude: frontend/**/*
+      - frontend/bindings/**/*  # Rerun when switching between dev/production mode causes changes in output
       - "**/*.go"
       - go.mod
       - go.sum
     generates:
-      - "frontend/bindings/**/*"
+      - frontend/bindings/**/*
     cmds:
       - wails3 generate bindings -f '{{.BUILD_FLAGS}}' -clean=true
 
@@ -58,10 +66,10 @@ tasks:
     sources:
       - "appicon.png"
     generates:
-      - "icons.icns"
-      - "icons.ico"
+      - "darwin/icons.icns"
+      - "windows/icon.ico"
     cmds:
-      - wails3 generate icons -input appicon.png -macfilename darwin/icons.icns -windowsfilename windows/icons.ico
+      - wails3 generate icons -input appicon.png -macfilename darwin/icons.icns -windowsfilename windows/icon.ico
 
   dev:frontend:
     summary: Runs the frontend in development mode

build/config.yml

@@ -11,7 +11,7 @@ info:
   description: "Custom game launcher built for convenience and quick access" # The application description
   copyright: "@ 2025, Firefly Shelter" # Copyright text
   comments: "Custom game launcher built for convenience and quick access" # Comments
-  version: "0.1.0" # The application version
+  version: "1.0.0" # The application version
 
 # Dev mode configuration
 dev_mode:
@@ -44,9 +44,19 @@ dev_mode:
       type: primary
 
 # File Associations
-# More information at: https://v3alpha.wails.io/noit/done/yet
+# More information at: https://v3.wails.io/noit/done/yet
 fileAssociations:
-
+#  - ext: wails
+#    name: Wails
+#    description: Wails Application File
+#    iconName: wailsFileIcon
+#    role: Editor
+#  - ext: jpg
+#    name: JPEG
+#    description: Image File
+#    iconName: jpegFileIcon
+#    role: Editor
+#    mimeType: image/jpeg  # (optional)
 
 # Other data
 other:

build/darwin/Info.dev.plist

@@ -6,19 +6,19 @@
         <key>CFBundleName</key>
             <string>Firefly Launcher</string>
         <key>CFBundleExecutable</key>
-        <string>Firefly Launcher</string>
+            <string>firefly-launcher</string>
         <key>CFBundleIdentifier</key>
             <string>com.fireflyshelter.fireflylauncher</string>
         <key>CFBundleVersion</key>
-        <string>0.1.0</string>
+            <string>1.0.0</string>
         <key>CFBundleGetInfoString</key>
             <string>Custom game launcher built for convenience and quick access</string>
         <key>CFBundleShortVersionString</key>
-        <string>0.1.0</string>
+            <string>1.0.0</string>
         <key>CFBundleIconFile</key>
             <string>icons</string>
         <key>LSMinimumSystemVersion</key>
-        <string>10.13.0</string>
+            <string>10.15.0</string>
         <key>NSHighResolutionCapable</key>
             <string>true</string>
         <key>NSHumanReadableCopyright</key>

build/darwin/Info.plist

@@ -6,19 +6,19 @@
         <key>CFBundleName</key>
             <string>Firefly Launcher</string>
         <key>CFBundleExecutable</key>
-        <string>Firefly Launcher</string>
+            <string>firefly-launcher</string>
         <key>CFBundleIdentifier</key>
             <string>com.fireflyshelter.fireflylauncher</string>
         <key>CFBundleVersion</key>
-        <string>0.1.0</string>
+            <string>1.0.0</string>
         <key>CFBundleGetInfoString</key>
             <string>Custom game launcher built for convenience and quick access</string>
         <key>CFBundleShortVersionString</key>
-        <string>0.1.0</string>
+            <string>1.0.0</string>
         <key>CFBundleIconFile</key>
             <string>icons</string>
         <key>LSMinimumSystemVersion</key>
-        <string>10.13.0</string>
+            <string>10.15.0</string>
         <key>NSHighResolutionCapable</key>
             <string>true</string>
         <key>NSHumanReadableCopyright</key>

build/darwin/Taskfile.yml

@@ -9,6 +9,11 @@ tasks:
     deps:
       - task: common:go:mod:tidy
       - task: common:build:frontend
+        vars:
+          BUILD_FLAGS:
+            ref: .BUILD_FLAGS
+          PRODUCTION:
+            ref: .PRODUCTION
       - task: common:generate:icons
     cmds:
       - go build {{.BUILD_FLAGS}} -o {{.OUTPUT}}
@@ -64,7 +69,13 @@ tasks:
       - cp build/darwin/icons.icns {{.BIN_DIR}}/{{.APP_NAME}}.app/Contents/Resources
       - cp {{.BIN_DIR}}/{{.APP_NAME}} {{.BIN_DIR}}/{{.APP_NAME}}.app/Contents/MacOS
       - cp build/darwin/Info.plist {{.BIN_DIR}}/{{.APP_NAME}}.app/Contents
+      - codesign --force --deep --sign - {{.BIN_DIR}}/{{.APP_NAME}}.app
 
   run:
     cmds:
-      - '{{.BIN_DIR}}/{{.APP_NAME}}'
+      - mkdir -p {{.BIN_DIR}}/{{.APP_NAME}}.dev.app/Contents/{MacOS,Resources}
+      - cp build/darwin/icons.icns {{.BIN_DIR}}/{{.APP_NAME}}.dev.app/Contents/Resources
+      - cp {{.BIN_DIR}}/{{.APP_NAME}} {{.BIN_DIR}}/{{.APP_NAME}}.dev.app/Contents/MacOS
+      - cp build/darwin/Info.dev.plist {{.BIN_DIR}}/{{.APP_NAME}}.dev.app/Contents/Info.plist
+      - codesign --force --deep --sign - {{.BIN_DIR}}/{{.APP_NAME}}.dev.app
+      - '{{.BIN_DIR}}/{{.APP_NAME}}.dev.app/Contents/MacOS/{{.APP_NAME}}'

build/linux/Taskfile.yml

@@ -9,6 +9,11 @@ tasks:
     deps:
       - task: common:go:mod:tidy
       - task: common:build:frontend
+        vars:
+          BUILD_FLAGS:
+            ref: .BUILD_FLAGS
+          PRODUCTION:
+            ref: .PRODUCTION
       - task: common:generate:icons
     cmds:
       - go build {{.BUILD_FLAGS}} -o {{.BIN_DIR}}/{{.APP_NAME}}
@@ -105,7 +110,7 @@ tasks:
     vars:
       APP_NAME: '{{.APP_NAME}}'
       EXEC: '{{.APP_NAME}}'
-      ICON: 'appicon'
+      ICON: '{{.APP_NAME}}'
       CATEGORIES: 'Development;'
       OUTPUTFILE: '{{.ROOT_DIR}}/build/linux/{{.APP_NAME}}.desktop'
 

build/linux/appimage/build.sh

@@ -14,12 +14,21 @@ cp -r "${APP_BINARY}" "${APP_DIR}/usr/bin/"
 cp "${ICON_PATH}" "${APP_DIR}/"
 cp "${DESKTOP_FILE}" "${APP_DIR}/"
 
+if [[ $(uname -m) == *x86_64* ]]; then
     # Download linuxdeploy and make it executable
     wget -q -4 -N https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
     chmod +x linuxdeploy-x86_64.AppImage
 
     # Run linuxdeploy to bundle the application
     ./linuxdeploy-x86_64.AppImage --appdir "${APP_DIR}" --output appimage
+else
+    # Download linuxdeploy and make it executable (arm64)
+    wget -q -4 -N https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-aarch64.AppImage
+    chmod +x linuxdeploy-aarch64.AppImage
+
+    # Run linuxdeploy to bundle the application (arm64)
+    ./linuxdeploy-aarch64.AppImage --appdir "${APP_DIR}" --output appimage
+fi
 
 # Rename the generated AppImage
 mv "${APP_NAME}*.AppImage" "${APP_NAME}.AppImage"

build/linux/desktop

@@ -0,0 +1,13 @@
+[Desktop Entry]
+Version=1.0
+Name=Firefly Launcher
+Comment=Custom game launcher built for convenience and quick access
+# The Exec line includes %u to pass the URL to the application
+Exec=/usr/local/bin/firefly-launcher %u
+Terminal=false
+Type=Application
+Icon=firefly-launcher
+Categories=Utility;
+StartupWMClass=firefly-launcher
+
+ 

build/linux/nfpm/nfpm.yaml

@@ -3,10 +3,10 @@
 #
 # The lines below are called `modelines`. See `:help modeline`
 
-name: "Firefly Launcher"
+name: "firefly-launcher"
 arch: ${GOARCH}
 platform: "linux"
-version: "0.1.0"
+version: "1.0.0"
 section: "default"
 priority: "extra"
 maintainer: ${GIT_COMMITTER_NAME} <${GIT_COMMITTER_EMAIL}>
@@ -17,16 +17,38 @@ license: "MIT"
 release: "1"
 
 contents:
-  - src: "./bin/Firefly Launcher"
-    dst: "/usr/local/bin/Firefly Launcher"
+  - src: "./bin/firefly-launcher"
+    dst: "/usr/local/bin/firefly-launcher"
   - src: "./build/appicon.png"
-    dst: "/usr/share/icons/hicolor/128x128/apps/Firefly Launcher.png"
-  - src: "./build/linux/Firefly Launcher.desktop"
-    dst: "/usr/share/applications/Firefly Launcher.desktop"
+    dst: "/usr/share/icons/hicolor/128x128/apps/firefly-launcher.png"
+  - src: "./build/linux/firefly-launcher.desktop"
+    dst: "/usr/share/applications/firefly-launcher.desktop"
 
+# Default dependencies for Debian 12/Ubuntu 22.04+ with WebKit 4.1
+depends:
+  - libgtk-3-0
+  - libwebkit2gtk-4.1-0
+
+# Distribution-specific overrides for different package formats and WebKit versions
+overrides:
+  # RPM packages for RHEL/CentOS/AlmaLinux/Rocky Linux (WebKit 4.0)
+  rpm:
     depends:
       - gtk3
-  - libwebkit2gtk
+      - webkit2gtk4.1
+  
+  # Arch Linux packages (WebKit 4.1)  
+  archlinux:
+    depends:
+      - gtk3
+      - webkit2gtk-4.1
+
+# scripts section to ensure desktop database is updated after install
+scripts:
+  postinstall: "./build/linux/nfpm/scripts/postinstall.sh"
+  # You can also add preremove, postremove if needed
+  # preremove: "./build/linux/nfpm/scripts/preremove.sh"
+  # postremove: "./build/linux/nfpm/scripts/postremove.sh"
 
 # replaces:
 #   - foobar
@@ -43,8 +65,3 @@ depends:
 #   - not-foo
 #   - not-bar
 # changelog: "changelog.yaml"
-# scripts:
-#   preinstall: ./build/linux/nfpm/scripts/preinstall.sh
-#   postinstall: ./build/linux/nfpm/scripts/postinstall.sh
-#   preremove: ./build/linux/nfpm/scripts/preremove.sh
-#   postremove: ./build/linux/nfpm/scripts/postremove.sh

build/linux/nfpm/scripts/postinstall.sh

@@ -1 +1,21 @@
-#!/bin/bash
+#!/bin/sh
+
+# Update desktop database for .desktop file changes
+# This makes the application appear in application menus and registers its capabilities.
+if command -v update-desktop-database >/dev/null 2>&1; then
+  echo "Updating desktop database..."
+  update-desktop-database -q /usr/share/applications
+else
+  echo "Warning: update-desktop-database command not found. Desktop file may not be immediately recognized." >&2
+fi
+
+# Update MIME database for custom URL schemes (x-scheme-handler)
+# This ensures the system knows how to handle your custom protocols.
+if command -v update-mime-database >/dev/null 2>&1; then
+  echo "Updating MIME database..."
+  update-mime-database -n /usr/share/mime
+else
+  echo "Warning: update-mime-database command not found. Custom URL schemes may not be immediately recognized." >&2
+fi
+
+exit 0

build/windows/Taskfile.yml

@@ -10,7 +10,10 @@ tasks:
       - task: common:go:mod:tidy
       - task: common:build:frontend
         vars:
-          PRODUCTION: '{{.PRODUCTION}}'
+          BUILD_FLAGS:
+            ref: .BUILD_FLAGS
+          PRODUCTION:
+            ref: .PRODUCTION
       - task: common:generate:icons
     cmds:
       - task: generate:syso
@@ -28,9 +31,11 @@ tasks:
       PRODUCTION: '{{.PRODUCTION | default "false"}}'
 
   package:
-    summary: Packages a production build of the application into a `.exe` bundle
+    summary: Packages a production build of the application
+    vars:
+      FORMAT: '{{.FORMAT | default "nsis"}}'
     cmds:
-      - task: create:nsis:installer
+      - task: '{{if eq .FORMAT "msix"}}create:msix:package{{else}}create:nsis:installer{{end}}'
 
   generate:syso:
     summary: Generates Windows `.syso` file
@@ -49,12 +54,42 @@ tasks:
           PRODUCTION: "true"
     cmds:
       # Create the Microsoft WebView2 bootstrapper if it doesn't exist
-      - wails3 generate webview2bootstrapper -dir "{{.ROOT_DIR}}\build\windows\nsis"
-      - makensis -DARG_WAILS_{{.ARG_FLAG}}_BINARY="{{.ROOT_DIR}}\{{.BIN_DIR}}\{{.APP_NAME}}.exe" project.nsi
+      - wails3 generate webview2bootstrapper -dir "{{.ROOT_DIR}}/build/windows/nsis"
+      - cmd: >
+          powershell -NoProfile -Command "& makensis ('-DARG_WAILS_{{.ARG_FLAG}}_BINARY=' + (\"{{.ROOT_DIR}}/{{.BIN_DIR}}/{{.APP_NAME}}.exe\" -replace '/', '\\')) 'project.nsi'"
+        platforms: [windows]
     vars:
       ARCH: '{{.ARCH | default ARCH}}'
       ARG_FLAG: '{{if eq .ARCH "amd64"}}AMD64{{else}}ARM64{{end}}'
 
+  create:msix:package:
+    summary: Creates an MSIX package
+    deps:
+      - task: build
+        vars:
+          PRODUCTION: "true"
+    cmds:
+      - |-
+        wails3 tool msix \
+          --config "{{.ROOT_DIR}}/wails.json" \
+          --name "{{.APP_NAME}}" \
+          --executable "{{.ROOT_DIR}}/{{.BIN_DIR}}/{{.APP_NAME}}.exe" \
+          --arch "{{.ARCH}}" \
+          --out "{{.ROOT_DIR}}/{{.BIN_DIR}}/{{.APP_NAME}}-{{.ARCH}}.msix" \
+          {{if .CERT_PATH}}--cert "{{.CERT_PATH}}"{{end}} \
+          {{if .PUBLISHER}}--publisher "{{.PUBLISHER}}"{{end}} \
+          {{if .USE_MSIX_TOOL}}--use-msix-tool{{else}}--use-makeappx{{end}}
+    vars:
+      ARCH: '{{.ARCH | default ARCH}}'
+      CERT_PATH: '{{.CERT_PATH | default ""}}'
+      PUBLISHER: '{{.PUBLISHER | default ""}}'
+      USE_MSIX_TOOL: '{{.USE_MSIX_TOOL | default "false"}}'
+
+  install:msix:tools:
+    summary: Installs tools required for MSIX packaging
+    cmds:
+      - wails3 tool msix-install-tools
+
   run:
     cmds:
-      - '{{.BIN_DIR}}\\{{.APP_NAME}}.exe'
+      - '{{.BIN_DIR}}/{{.APP_NAME}}.exe'

build/windows/info.json

@@ -1,10 +1,10 @@
 {
 	"fixed": {
-		"file_version": "0.1.0"
+		"file_version": "1.0.0"
 	},
 	"info": {
 		"0000": {
-			"ProductVersion": "0.1.0",
+			"ProductVersion": "1.0.0",
 			"CompanyName": "Firefly Shelter",
 			"FileDescription": "Custom game launcher built for convenience and quick access",
 			"LegalCopyright": "@ 2025, Firefly Shelter",

build/windows/msix/app_manifest.xml

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
+  xmlns:desktop="http://schemas.microsoft.com/appx/manifest/desktop/windows10">
+  
+  <Identity 
+    Name="com.wails.firefly-launcher"
+    Publisher="CN=My Company"
+    Version="0.1.0.0" 
+    ProcessorArchitecture="x64" />
+  
+  <Properties>
+    <DisplayName>My Product</DisplayName>
+    <PublisherDisplayName>My Company</PublisherDisplayName>
+    <Description>My Product Description</Description>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+  
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Desktop" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
+  </Dependencies>
+  
+  <Resources>
+    <Resource Language="en-us" />
+  </Resources>
+  
+  <Applications>
+    <Application Id="com.wails.firefly-launcher" Executable="firefly-launcher.exe" EntryPoint="Windows.FullTrustApplication">
+      <uap:VisualElements
+        DisplayName="My Product"
+        Description="My Product Description"
+        BackgroundColor="transparent"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png" />
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+      
+      <Extensions>
+        <desktop:Extension Category="windows.fullTrustProcess" Executable="firefly-launcher.exe" />
+        
+      </Extensions>
+    </Application>
+  </Applications>
+  
+  <Capabilities>
+    <rescap:Capability Name="runFullTrust" />
+    
+  </Capabilities>
+</Package>

build/windows/msix/template.xml

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<MsixPackagingToolTemplate
+    xmlns="http://schemas.microsoft.com/msix/packaging/msixpackagingtool/template/2022">
+    <Settings
+        AllowTelemetry="false"
+        ApplyACLsToPackageFiles="true"
+        GenerateCommandLineFile="true"
+        AllowPromptForPassword="false">
+    </Settings>
+    <Installer
+        Path="firefly-launcher.exe"
+        Arguments=""
+        InstallLocation="C:\Program Files\My Company\My Product">
+    </Installer>
+    <PackageInformation
+        PackageName="My Product"
+        PackageDisplayName="My Product"
+        PublisherName="CN=My Company"
+        PublisherDisplayName="My Company"
+        Version="0.1.0.0"
+        PackageDescription="My Product Description">
+        <Capabilities>
+            <Capability Name="runFullTrust" />
+            
+        </Capabilities>
+        <Applications>
+            <Application
+                Id="com.wails.firefly-launcher"
+                Description="My Product Description"
+                DisplayName="My Product"
+                ExecutableName="firefly-launcher.exe"
+                EntryPoint="Windows.FullTrustApplication">
+                
+            </Application>
+        </Applications>
+        <Resources>
+            <Resource Language="en-us" />
+        </Resources>
+        <Dependencies>
+            <TargetDeviceFamily Name="Windows.Desktop" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
+        </Dependencies>
+        <Properties>
+            <Framework>false</Framework>
+            <DisplayName>My Product</DisplayName>
+            <PublisherDisplayName>My Company</PublisherDisplayName>
+            <Description>My Product Description</Description>
+            <Logo>Assets\AppIcon.png</Logo>
+        </Properties>
+    </PackageInformation>
+    <SaveLocation PackagePath="firefly-launcher.msix" />
+    <PackageIntegrity>
+        <CertificatePath></CertificatePath>
+    </PackageIntegrity>
+</MsixPackagingToolTemplate>

build/windows/nsis/project.nsi

@@ -20,10 +20,10 @@ Unicode true
 ## The following information is taken from the wails_tools.nsh file, but they can be overwritten here.
 ####
 ## !define INFO_PROJECTNAME    "my-project" # Default "firefly-launcher"
-## !define INFO_COMPANYNAME    "My Company" # Default "FireflyShelter"
-## !define INFO_PRODUCTNAME    "My Product Name" # Default "Firefly Launcher"
+## !define INFO_COMPANYNAME    "My Company" # Default "My Company"
+## !define INFO_PRODUCTNAME    "My Product Name" # Default "My Product"
 ## !define INFO_PRODUCTVERSION "1.0.0"     # Default "0.1.0"
-## !define INFO_COPYRIGHT      "(c) Now, My Company" # Default "@ 2025, FireflyShelter"
+## !define INFO_COPYRIGHT      "(c) Now, My Company" # Default "© now, My Company"
 ###
 ## !define PRODUCT_EXECUTABLE  "Application.exe"      # Default "${INFO_PROJECTNAME}.exe"
 ## !define UNINST_KEY_NAME     "UninstKeyInRegistry"  # Default "${INFO_COMPANYNAME}${INFO_PRODUCTNAME}"
@@ -92,6 +92,7 @@ Section
     CreateShortCut "$DESKTOP\${INFO_PRODUCTNAME}.lnk" "$INSTDIR\${PRODUCT_EXECUTABLE}"
 
     !insertmacro wails.associateFiles
+    !insertmacro wails.associateCustomProtocols
     
     !insertmacro wails.writeUninstaller
 SectionEnd
@@ -107,6 +108,7 @@ Section "uninstall"
     Delete "$DESKTOP\${INFO_PRODUCTNAME}.lnk"
 
     !insertmacro wails.unassociateFiles
+    !insertmacro wails.unassociateCustomProtocols
 
     !insertmacro wails.deleteUninstaller
 SectionEnd

build/windows/nsis/wails_tools.nsh

@@ -14,7 +14,7 @@
     !define INFO_PRODUCTNAME "Firefly Launcher"
 !endif
 !ifndef INFO_PRODUCTVERSION
-    !define INFO_PRODUCTVERSION "0.1.0"
+    !define INFO_PRODUCTVERSION "1.0.0"
 !endif
 !ifndef INFO_COPYRIGHT
     !define INFO_COPYRIGHT "@ 2025, Firefly Shelter"
@@ -158,7 +158,7 @@ RequestExecutionLevel "${REQUEST_EXECUTION_LEVEL}"
 
     ${If} ${REQUEST_EXECUTION_LEVEL} == "user"
         # If the installer is run in user level, check the user specific key exists and is not empty then webview2 is already installed
-	    ReadRegStr $0 HKCU "Software\Microsoft\EdgeUpdate\Clients{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}" "pv"
+	    ReadRegStr $0 HKCU "Software\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}" "pv"
         ${If} $0 != ""
             Goto ok
         ${EndIf}
@@ -210,3 +210,27 @@ RequestExecutionLevel "${REQUEST_EXECUTION_LEVEL}"
     ; Delete app associations
     
 !macroend
+
+!macro CUSTOM_PROTOCOL_ASSOCIATE PROTOCOL DESCRIPTION ICON COMMAND
+  DeleteRegKey SHELL_CONTEXT "Software\Classes\${PROTOCOL}"
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}" "" "${DESCRIPTION}"
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}" "URL Protocol" ""
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}\DefaultIcon" "" "${ICON}"
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}\shell" "" ""
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}\shell\open" "" ""
+  WriteRegStr SHELL_CONTEXT "Software\Classes\${PROTOCOL}\shell\open\command" "" "${COMMAND}"
+!macroend
+
+!macro CUSTOM_PROTOCOL_UNASSOCIATE PROTOCOL
+  DeleteRegKey SHELL_CONTEXT "Software\Classes\${PROTOCOL}"
+!macroend
+
+!macro wails.associateCustomProtocols
+    ; Create custom protocols associations
+    
+!macroend
+
+!macro wails.unassociateCustomProtocols
+    ; Delete app custom protocol associations
+    
+!macroend

build/windows/wails.exe.manifest

@@ -1,13 +1,17 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3">
-    <assemblyIdentity type="win32" name="com.fireflyshelter.fireflylauncher" version="0.1.0" processorArchitecture="*"/>
-    
+    <assemblyIdentity type="win32" name="com.fireflyshelter.fireflylauncher" version="1.0.0" processorArchitecture="*"/>
     <dependency>
         <dependentAssembly>
             <assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" processorArchitecture="*" publicKeyToken="6595b64144ccf1df" language="*"/>
         </dependentAssembly>
     </dependency>
-
+    <asmv3:application>
+        <asmv3:windowsSettings>
+            <dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true/pm</dpiAware> <!-- fallback for Windows 7 and 8 -->
+            <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">permonitorv2,permonitor</dpiAwareness> <!-- falls back to per-monitor if per-monitor v2 is not supported -->
+        </asmv3:windowsSettings>
+    </asmv3:application>
     <trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
         <security>
             <requestedPrivileges>
@@ -15,11 +19,4 @@
             </requestedPrivileges>
         </security>
     </trustInfo>
-
-    <asmv3:application>
-        <asmv3:windowsSettings>
-            <dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true/pm</dpiAware>
-            <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">permonitorv2,permonitor</dpiAwareness>
-        </asmv3:windowsSettings>
-    </asmv3:application>
 </assembly>

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

@@ -0,0 +1,22 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore: Unused imports
+import { Call as $Call, CancellablePromise as $CancellablePromise, Create as $Create } from "@wailsio/runtime";
+
+/**
+ * @param {number} timeout
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function CloseAppAfterTimeout(timeout) {
+    return $Call.ByID(1705931481, timeout);
+}
+
+/**
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function GetCurrentLauncherVersion() {
+    return $Call.ByID(3575133982);
+}

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

@@ -0,0 +1,65 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore: Unused imports
+import { Call as $Call, CancellablePromise as $CancellablePromise, Create as $Create } from "@wailsio/runtime";
+
+/**
+ * @param {string} patchPath
+ * @returns {$CancellablePromise<[boolean, string, string]>}
+ */
+export function CheckTypeHDiff(patchPath) {
+    return $Call.ByID(3717449114, patchPath);
+}
+
+/**
+ * @param {string} gamePath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function CutData(gamePath) {
+    return $Call.ByID(2019290107, gamePath);
+}
+
+/**
+ * @param {string} gamePath
+ * @param {string} patchPath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function DataExtract(gamePath, patchPath) {
+    return $Call.ByID(2161622254, gamePath, patchPath);
+}
+
+/**
+ * @param {string} gamePath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function DeleteFiles(gamePath) {
+    return $Call.ByID(1103091613, gamePath);
+}
+
+/**
+ * @param {string} gamePath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function HDiffPatchData(gamePath) {
+    return $Call.ByID(3944051994, gamePath);
+}
+
+/**
+ * @param {string} gamePath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function LDiffPatchData(gamePath) {
+    return $Call.ByID(360123238, gamePath);
+}
+
+/**
+ * @param {string} gamePath
+ * @param {string} patchPath
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function VersionValidate(gamePath, patchPath) {
+    return $Call.ByID(2105077257, gamePath, patchPath);
+}

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

@@ -0,0 +1,71 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore: Unused imports
+import { Call as $Call, CancellablePromise as $CancellablePromise, Create as $Create } from "@wailsio/runtime";
+
+/**
+ * @param {string} path
+ * @returns {$CancellablePromise<boolean>}
+ */
+export function DirExists(path) {
+    return $Call.ByID(1772289644, path);
+}
+
+/**
+ * @param {string} path
+ * @returns {$CancellablePromise<boolean>}
+ */
+export function FileExists(path) {
+    return $Call.ByID(1782610747, path);
+}
+
+/**
+ * @param {string} archivePath
+ * @param {string} fileInside
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function FileExistsInZip(archivePath, fileInside) {
+    return $Call.ByID(2509699047, archivePath, fileInside);
+}
+
+/**
+ * @param {string} path
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function OpenFolder(path) {
+    return $Call.ByID(1635714001, path);
+}
+
+/**
+ * @param {string} filter
+ * @returns {$CancellablePromise<string>}
+ */
+export function PickFile(filter) {
+    return $Call.ByID(3756474934, filter);
+}
+
+/**
+ * @returns {$CancellablePromise<string>}
+ */
+export function PickFolder() {
+    return $Call.ByID(3654471460);
+}
+
+/**
+ * @param {string} path
+ * @returns {$CancellablePromise<boolean>}
+ */
+export function StartApp(path) {
+    return $Call.ByID(1267568402, path);
+}
+
+/**
+ * @param {string} path
+ * @returns {$CancellablePromise<boolean>}
+ */
+export function StartWithConsole(path) {
+    return $Call.ByID(3249271428, path);
+}

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/fsservice.js

@@ -1,78 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-// eslint-disable-next-line @typescript-eslint/ban-ts-comment
-// @ts-ignore: Unused imports
-import {Call as $Call, Create as $Create} from "@wailsio/runtime";
-
-/**
- * @param {string} path
- * @returns {Promise<boolean> & { cancel(): void }}
- */
-export function DirExists(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1291974398, path));
-    return $resultPromise;
-}
-
-/**
- * @param {string} path
- * @returns {Promise<boolean> & { cancel(): void }}
- */
-export function FileExists(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3373618865, path));
-    return $resultPromise;
-}
-
-/**
- * @param {string} archivePath
- * @param {string} fileInside
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function FileExistsInZip(archivePath, fileInside) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1737012553, archivePath, fileInside));
-    return $resultPromise;
-}
-
-/**
- * @param {string} path
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function OpenFolder(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2733319263, path));
-    return $resultPromise;
-}
-
-/**
- * @returns {Promise<string> & { cancel(): void }}
- */
-export function PickFile() {
-    let $resultPromise = /** @type {any} */($Call.ByID(2181012076));
-    return $resultPromise;
-}
-
-/**
- * @returns {Promise<string> & { cancel(): void }}
- */
-export function PickFolder() {
-    let $resultPromise = /** @type {any} */($Call.ByID(3906046322));
-    return $resultPromise;
-}
-
-/**
- * @param {string} path
- * @returns {Promise<boolean> & { cancel(): void }}
- */
-export function StartApp(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3825990132, path));
-    return $resultPromise;
-}
-
-/**
- * @param {string} path
- * @returns {Promise<boolean> & { cancel(): void }}
- */
-export function StartWithConsole(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2364569062, path));
-    return $resultPromise;
-}

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

@@ -0,0 +1,66 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore: Unused imports
+import { Call as $Call, CancellablePromise as $CancellablePromise, Create as $Create } from "@wailsio/runtime";
+
+/**
+ * @param {string} version
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function DownloadProxyProgress(version) {
+    return $Call.ByID(3559275334, version);
+}
+
+/**
+ * @param {string} version
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function DownloadServerProgress(version) {
+    return $Call.ByID(1954767259, version);
+}
+
+/**
+ * @returns {$CancellablePromise<[boolean, string, string]>}
+ */
+export function GetLatestLauncherVersion() {
+    return $Call.ByID(262637602);
+}
+
+/**
+ * @returns {$CancellablePromise<[boolean, string, string]>}
+ */
+export function GetLatestProxyVersion() {
+    return $Call.ByID(289488362);
+}
+
+/**
+ * @returns {$CancellablePromise<[boolean, string, string]>}
+ */
+export function GetLatestServerVersion() {
+    return $Call.ByID(2918980975);
+}
+
+/**
+ * @returns {$CancellablePromise<void>}
+ */
+export function UnzipProxy() {
+    return $Call.ByID(2563246729);
+}
+
+/**
+ * @returns {$CancellablePromise<void>}
+ */
+export function UnzipServer() {
+    return $Call.ByID(1126363284);
+}
+
+/**
+ * @param {string} version
+ * @returns {$CancellablePromise<[boolean, string]>}
+ */
+export function UpdateLauncherProgress(version) {
+    return $Call.ByID(97272861, version);
+}

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/gitservice.js

@@ -1,59 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-// eslint-disable-next-line @typescript-eslint/ban-ts-comment
-// @ts-ignore: Unused imports
-import {Call as $Call, Create as $Create} from "@wailsio/runtime";
-
-/**
- * @param {string} version
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function DownloadProxyProgress(version) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1951249093, version));
-    return $resultPromise;
-}
-
-/**
- * @param {string} version
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function DownloadServerProgress(version) {
-    let $resultPromise = /** @type {any} */($Call.ByID(314135954, version));
-    return $resultPromise;
-}
-
-/**
- * @param {string} oldVersion
- * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
- */
-export function GetLatestProxyVersion(oldVersion) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1462362449, oldVersion));
-    return $resultPromise;
-}
-
-/**
- * @param {string} oldVersion
- * @returns {Promise<[boolean, string, string]> & { cancel(): void }}
- */
-export function GetLatestServerVersion(oldVersion) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1447982978, oldVersion));
-    return $resultPromise;
-}
-
-/**
- * @returns {Promise<void> & { cancel(): void }}
- */
-export function UnzipProxy() {
-    let $resultPromise = /** @type {any} */($Call.ByID(4071181044));
-    return $resultPromise;
-}
-
-/**
- * @returns {Promise<void> & { cancel(): void }}
- */
-export function UnzipServer() {
-    let $resultPromise = /** @type {any} */($Call.ByID(4110296071));
-    return $resultPromise;
-}

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

@@ -1,54 +0,0 @@
-// @ts-check
-// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
-// This file is automatically generated. DO NOT EDIT
-
-// eslint-disable-next-line @typescript-eslint/ban-ts-comment
-// @ts-ignore: Unused imports
-import {Call as $Call, Create as $Create} from "@wailsio/runtime";
-
-/**
- * @param {string} gamePath
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function CutData(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3671642725, gamePath));
-    return $resultPromise;
-}
-
-/**
- * @param {string} gamePath
- * @param {string} patchPath
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function DataExtract(gamePath, patchPath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(1843136452, gamePath, patchPath));
-    return $resultPromise;
-}
-
-/**
- * @param {string} gamePath
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function DeleteFiles(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(989019003, gamePath));
-    return $resultPromise;
-}
-
-/**
- * @param {string} gamePath
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function PatchData(gamePath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3608591627, gamePath));
-    return $resultPromise;
-}
-
-/**
- * @param {string} gamePath
- * @param {string} patchPath
- * @returns {Promise<[boolean, string]> & { cancel(): void }}
- */
-export function VersionValidate(gamePath, patchPath) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3916254383, gamePath, patchPath));
-    return $resultPromise;
-}

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

@@ -2,13 +2,7 @@
 // Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
 // This file is automatically generated. DO NOT EDIT
 
-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 {
-    FSService,
-    GitService,
-    HdiffzService,
     LanguageService
 };

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

@@ -4,24 +4,22 @@
 
 // eslint-disable-next-line @typescript-eslint/ban-ts-comment
 // @ts-ignore: Unused imports
-import {Call as $Call, Create as $Create} from "@wailsio/runtime";
+import { Call as $Call, CancellablePromise as $CancellablePromise, Create as $Create } from "@wailsio/runtime";
 
 /**
  * @param {string} path
- * @returns {Promise<[string, string]> & { cancel(): void }}
+ * @returns {$CancellablePromise<[boolean, string, string, string]>}
  */
 export function GetLanguage(path) {
-    let $resultPromise = /** @type {any} */($Call.ByID(3450750492, path));
-    return $resultPromise;
+    return $Call.ByID(3574191687, path);
 }
 
 /**
  * @param {string} path
  * @param {string} text
  * @param {string} voice
- * @returns {Promise<boolean> & { cancel(): void }}
+ * @returns {$CancellablePromise<[boolean, string]>}
  */
 export function SetLanguage(path, text, voice) {
-    let $resultPromise = /** @type {any} */($Call.ByID(2793672496, path, text, voice));
-    return $resultPromise;
+    return $Call.ByID(2768939795, path, text, voice);
 }

frontend/index.html

@@ -1,13 +1,16 @@
 <!DOCTYPE html>
-<html data-theme="cupcake" lang="en">
+<html lang="en">
+
 <head>
     <meta charset="UTF-8" />
-    <link rel="icon" type="image/svg+xml" href="/wails.png" />
+    <link rel="icon" type="image/svg+xml" href="/appicon.png" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>Wails + React + TS</title>
+    <title>Firefly Launcher</title>
 </head>
+
 <body>
     <div id="root"></div> 
     <script type="module" src="/src/main.tsx"></script>
 </body>
+
 </html>

frontend/package.json

@@ -11,33 +11,33 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@tailwindcss/vite": "^4.1.11",
-    "@tanstack/react-router": "^1.124.0",
-    "@tanstack/react-router-devtools": "^1.124.0",
-    "lucide-react": "^0.525.0",
-    "motion": "^12.23.0",
+    "@tailwindcss/vite": "^4.1.14",
+    "@tanstack/react-router": "^1.131.27",
+    "@tanstack/react-router-devtools": "^1.131.27",
+    "lucide-react": "^0.541.0",
+    "motion": "^12.23.12",
     "path-browserify": "^1.0.1",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "react": "^19.1.1",
+    "react-dom": "^19.1.1",
     "react-toastify": "^11.0.5",
-    "tailwindcss": "^4.1.11",
-    "zustand": "^5.0.6"
+    "tailwindcss": "^4.1.14",
+    "zustand": "^5.0.8"
   },
   "devDependencies": {
-    "@tanstack/router-plugin": "^1.124.0",
-    "@types/node": "^24.0.10",
+    "@tanstack/router-plugin": "^1.131.27",
+    "@types/node": "^24.3.0",
     "@types/path-browserify": "^1.0.3",
-    "@types/react": "^18.2.43",
-    "@types/react-dom": "^18.2.17",
-    "@typescript-eslint/eslint-plugin": "^6.14.0",
-    "@typescript-eslint/parser": "^6.14.0",
-    "@vitejs/plugin-react": "^4.2.1",
+    "@types/react": "^19.1.11",
+    "@types/react-dom": "^19.1.7",
+    "@typescript-eslint/eslint-plugin": "^8.40.0",
+    "@typescript-eslint/parser": "^8.40.0",
+    "@vitejs/plugin-react": "^5.0.1",
     "@wailsio/runtime": "^3.0.0-alpha.66",
-    "daisyui": "^5.0.43",
-    "eslint": "^8.55.0",
-    "eslint-plugin-react-hooks": "^4.6.0",
-    "eslint-plugin-react-refresh": "^0.4.5",
-    "typescript": "^5.2.2",
-    "vite": "^5.0.8"
+    "daisyui": "^5.1.27",
+    "eslint": "^9.34.0",
+    "eslint-plugin-react-hooks": "^5.2.0",
+    "eslint-plugin-react-refresh": "^0.4.20",
+    "typescript": "^5.9.2",
+    "vite": "^7.1.3"
   }
 }

frontend/src/helper/index.ts

@@ -0,0 +1,4 @@
+export * from "./server"
+export * from "./proxy"
+export * from "./launcher"
+export * from "./sleep"

frontend/src/helper/launcher.ts

@@ -0,0 +1,38 @@
+import useLauncherStore from "@/stores/launcherStore";
+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()
+    if (!currentOk) {
+        toast.error("Launcher error: cannot get current version")
+        return { isUpdate: false, isExists: true, version: "" }
+    }
+
+    const [latestOk, latestVersion, latestError] = await GitService.GetLatestLauncherVersion()
+    if (!latestOk) {
+        toast.error("Launcher error: " + latestError)
+        return { isUpdate: false, isExists: true, version: currentVersion }
+    }
+
+    const isUpdate = latestVersion !== currentVersion
+    return { isUpdate, isExists: true, version: latestVersion }
+}
+
+
+export async function UpdateLauncher(launcherVersion: string) : Promise<void> {
+    const {setDownloadType } = useLauncherStore.getState()
+    setDownloadType("update:launcher:downloading")
+    const [ok, error] = await GitService.UpdateLauncherProgress(launcherVersion)
+    if (ok) {
+        setDownloadType("update:launcher:success")
+
+    } else {
+        toast.error(error)
+        setDownloadType("update:launcher:failed")
+    }
+    AppService.CloseAppAfterTimeout(5)
+    await sleep(5000)
+}

frontend/src/helper/proxy.ts

@@ -0,0 +1,35 @@
+import useLauncherStore from "@/stores/launcherStore";
+import useSettingStore from "@/stores/settingStore";
+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}> {
+    const [ok, latestVersion, error] = await GitService.GetLatestProxyVersion()
+    const isExists = await FSService.FileExists(proxyPath)
+
+    if (!ok) {
+        toast.error("Proxy error: " + error)
+        return { isUpdate: false, isExists, version: "" }
+    }
+
+    const isUpdate = latestVersion !== proxyVersion
+    return { isUpdate, isExists, version: latestVersion }
+}
+
+export async function UpdateProxy(proxyVersion: string) : Promise<void> {
+    const {setDownloadType } = useLauncherStore.getState()
+    const {setProxyPath, setProxyVersion} = useSettingStore.getState()
+    setDownloadType("Downloading proxy...")
+    const [ok, error] = await GitService.DownloadProxyProgress(proxyVersion)
+    if (ok) {
+        setDownloadType("Unzipping proxy...")
+        GitService.UnzipProxy()
+        setDownloadType("Download proxy successfully")
+        setProxyVersion(proxyVersion)
+        setProxyPath("./proxy/FireflyProxy.exe")
+    } else {
+        toast.error(error)
+        setDownloadType("Download proxy failed")
+    }
+}

frontend/src/helper/server.ts

@@ -0,0 +1,39 @@
+import useLauncherStore from '@/stores/launcherStore';
+import useSettingStore from '@/stores/settingStore';
+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(
+    serverPath: string,
+    serverVersion: string
+): Promise<{ isUpdate: boolean; isExists: boolean; version: string }> {
+    const [ok, latestVersion, error] = await GitService.GetLatestServerVersion()
+    const isExists = await FSService.FileExists(serverPath)
+
+    if (!ok) {
+        toast.error("Server error: " + error)
+        return { isUpdate: false, isExists, version: "" }
+    }
+
+    const isUpdate = latestVersion !== serverVersion
+    return { isUpdate, isExists, version: latestVersion }
+}
+
+
+export async function UpdateServer(serverVersion: string) : Promise<void> {
+    const {setDownloadType } = useLauncherStore.getState()
+    const {setServerPath, setServerVersion} = useSettingStore.getState()
+    setDownloadType("Downloading server...")
+    const [ok, error] = await GitService.DownloadServerProgress(serverVersion)
+    if (ok) {
+        setDownloadType("Unzipping server...")
+        GitService.UnzipServer()
+        setDownloadType("Download server successfully")
+        setServerVersion(serverVersion)
+        setServerPath("./server/firefly-go_win.exe")
+    } else {
+        toast.error(error)
+        setDownloadType("Download server failed")
+    }
+}

frontend/src/helper/sleep.ts

@@ -0,0 +1,3 @@
+export function sleep(ms: number) {
+    return new Promise(resolve => setTimeout(resolve, ms));
+}

frontend/src/hooks/useGlobalEvents.tsx

@@ -1,6 +1,7 @@
 // useGlobalEvents.ts
 import { useEffect } from "react";
 import { Events } from "@wailsio/runtime";
+import { toast } from "react-toastify";
 
 export function useGlobalEvents({
     setGameRunning,
@@ -11,6 +12,7 @@ export function useGlobalEvents({
     setProgressDownload,
     setDownloadSpeed,
     setMessageUpdate,
+    setStageType,
 
 }: {
     setGameRunning: (v: boolean) => void;
@@ -19,8 +21,9 @@ export function useGlobalEvents({
     setProgressUpdate: (v: number) => void;
     setMaxProgressUpdate: (v: number) => void;
     setProgressDownload: (v: number) => void;
-    setDownloadSpeed: (v: number) => void;
+    setDownloadSpeed: (v: string) => void;
     setMessageUpdate: (v: string) => void;
+    setStageType: (v: string) => void,
 }) {
     useEffect(() => {
         const onGameExit = () => setGameRunning(false);
@@ -30,7 +33,7 @@ export function useGlobalEvents({
         const onDownload = (event: any) => {
             const { percent, speed } = event.data[0];
             setProgressDownload(Number(percent));
-            setDownloadSpeed(Number(speed));
+            setDownloadSpeed(speed);
         };
 
         const onUpdateProgress = (event: any) => {
@@ -44,13 +47,23 @@ 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("hdiffz:message", onMessageUpdate);
+        Events.On("diff:progress", onUpdateProgress);
+        Events.On("diff:message", onMessageUpdate);
+        Events.On("diff:stage", onStageUpdate);
+        Events.On("diff:error", (event: any) => {
+            const { message } = event.data[0];
+            toast.error(message);
+        });
 
         return () => {
             Events.Off("download:server");
@@ -58,8 +71,10 @@ export function useGlobalEvents({
             Events.Off("game:exit");
             Events.Off("server:exit");
             Events.Off("proxy:exit");
-            Events.Off("hdiffz:progress");
-            Events.Off("hdiffz:message");
+            Events.Off("diff:progress")
+            Events.Off("diff:message");
+            Events.Off("diff:stage");
+            Events.Off("version:check");
         };
     }, []);
 }

frontend/src/main.tsx

@@ -4,20 +4,15 @@ import { RouterProvider, createRouter } from '@tanstack/react-router'
 import './styles/index.css'
 import "../runtime.js"
 import "@wailsio/runtime";
-// Import the generated route tree
 import { routeTree } from './routeTree.gen.js'
 
-// Create a new router instance
 const router = createRouter({ routeTree })
-
-// Register the router instance for type safety
 declare module '@tanstack/react-router' {
   interface Register {
     router: typeof router
   }
 }
 
-// Render the app
 const rootElement = document.getElementById('root')!
 if (!rootElement.innerHTML) {
   const root = ReactDOM.createRoot(rootElement)

frontend/src/pages/about/index.tsx

@@ -3,7 +3,7 @@ import { Link } from "@tanstack/react-router";
 export default function AboutPage() {
     return (
       <div className="min-h-screen bg-base-200 flex items-center justify-center p-6">
-        <div className="max-w-3xl w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-6">
+        <div className="w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-6">
           <h1 className="text-4xl font-bold text-primary text-center">About</h1>
   
           <div className="space-y-4">
@@ -14,7 +14,7 @@ export default function AboutPage() {
               I created a lightweight and modern <span className="font-semibold text-success">Game Launcher</span> to help users easily launch and manage their games with better performance and simplicity.
             </p>
             <p className="text-lg leading-relaxed">
-              The launcher is built using <span className="font-mono text-info">Go + Wails</span>, with a clean and responsive interface styled with <span className="text-warning">Tailwind CSS</span> and <span className="text-warning">DaisyUI</span>.
+              The launcher is built using <span className="font-mono text-info">Go + Wails3</span>, with a clean and responsive interface styled with <span className="text-warning">Tailwind CSS</span> and <span className="text-warning">DaisyUI</span>.
             </p>
             <p className="text-lg leading-relaxed">
               My goal is to make tools that are fast, efficient, and enjoyable to use — and this launcher is just the beginning.

frontend/src/pages/analysis/index.tsx

@@ -3,7 +3,7 @@ import { Link } from '@tanstack/react-router';
 export default function AnalysisPage() {
     return (
         <div className="min-h-screen bg-base-200 flex items-center justify-center p-6">
-            <div className="max-w-4xl w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
+            <div className="w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
                 <h1 className="text-4xl font-bold text-primary text-center">
                     Firefly Analysis & Veritas Plugin
                 </h1>
@@ -78,12 +78,12 @@ export default function AnalysisPage() {
                                     <span className="font-semibold text-blue-800">Backup Website</span>
                                 </div>
                                 <a
-                                    href="https://sr-analysis.vercel.app/"
+                                    href="https://firefly-sranalysis.vercel.app/"
                                     className="link link-warning font-mono text-sm break-all"
                                     target="_blank"
                                     rel="noopener noreferrer"
                                 >
-                                    https://sr-analysis.vercel.app/
+                                    https://firefly-sranalysis.vercel.app/
                                 </a>
                             </div>
                         </div>
@@ -144,7 +144,7 @@ export default function AnalysisPage() {
                             <div className="space-y-2 text-purple-700">
                                 <div className="flex items-start gap-2">
                                     <span className="font-medium min-w-[20px] text-purple-600">1.</span>
-                                    <p>Launch the <span className="font-semibold">game</span> and your <span className="font-semibold">Firefly Private Server (PS)</span>.</p>
+                                    <p>Launch the <span className="font-semibold">game</span> and your <span className="font-semibold">Firefly GO Server (PS)</span>.</p>
                                 </div>
                                 <div className="flex items-start gap-2">
                                     <span className="font-medium min-w-[20px] text-purple-600">2.</span>

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')
@@ -86,13 +87,6 @@ export default function HdiffzPage() {
                     setDiffDir('')
                     return
                 }
-                const [exists, error] = await FSService.FileExistsInZip(basePath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes")
-                if (!exists) {
-                    toast.error(error)
-                    setDiffCheckResult('error')
-                    setDiffDir('')
-                    return
-                }
                 setDiffDir(basePath)
                 setDiffCheckResult('success')
             } else {
@@ -109,66 +103,79 @@ export default function HdiffzPage() {
     }
 
     const handleUpdateGame = async () => {
+        const handleResult = (ok: boolean, error: string) => {
+            if (!ok) {
+                toast.error(error)
+                return false
+            }
+            return true
+        }
+    
         try {
             setIsDiffLoading(true)
+    
             if (!gameDir || !diffDir) {
                 toast.error('Please select game directory and diff file')
-                setIsDiffLoading(false)
                 return
             }
+    
+            setStageType('Check Type HDiff')
+            setProgressUpdate(0)
+            setMaxProgressUpdate(1)
+    
+            const [isOk, validType, errorType] = await DiffService.CheckTypeHDiff(diffDir)
+            if (!handleResult(isOk, errorType)) return
+            setProgressUpdate(1)
+    
+            if (['hdiffmap.json', 'hdifffiles.txt', 'hdifffiles.json'].includes(validType)) {
                 setStageType('Version Validate')
                 setProgressUpdate(0)
                 setMaxProgressUpdate(1)
-            const [validVersion, errorVersion] = await HdiffzService.VersionValidate(gameDir, diffDir)
-            if (!validVersion) {
-                toast.error(errorVersion)
-                setIsDiffLoading(false)
-                return
-            }
+                const [validVersion, errorVersion] = await DiffService.VersionValidate(gameDir, diffDir)
+                if (!handleResult(validVersion, errorVersion)) return
                 setProgressUpdate(1)
+            }
 
             setStageType('Data Extract')
-            const [validData, errorData] = await HdiffzService.DataExtract(gameDir, diffDir)
-            if (!validData) {
-                toast.error(errorData)
-                setIsDiffLoading(false)
-                return
-            }
+            const [validData, errorData] = await DiffService.DataExtract(gameDir, diffDir)
+            if (!handleResult(validData, errorData)) return
     
             setStageType('Cut Data')
             setMessageUpdate('')
-            const [validCut, errorCut] = await HdiffzService.CutData(gameDir)
-            if (!validCut) {
-                toast.error(errorCut)
-                setIsDiffLoading(false)
-                return
-            }
+            const [validCut, errorCut] = await DiffService.CutData(gameDir)
+            if (!handleResult(validCut, errorCut)) return
     
+            switch (validType) {
+                case 'hdifffiles.txt':
+                case 'hdiffmap.json':
+                case 'hdifffiles.json': {
                     setStageType('Patch Data')
-            const [validPatch, errorPatch] = await HdiffzService.PatchData(gameDir)
-            if (!validPatch) {
-                toast.error(errorPatch)
-                setIsDiffLoading(false)
-                return
-            }
+                    const [validPatch, errorPatch] = await DiffService.HDiffPatchData(gameDir)
+                    if (!handleResult(validPatch, errorPatch)) return
     
                     setStageType('Delete old files')
-            const [validDelete, errorDelete] = await HdiffzService.DeleteFiles(gameDir)
-            if (!validDelete) {
-                toast.error(errorDelete)
-                setIsDiffLoading(false)
-                return
+                    const [validDelete, errorDelete] = await DiffService.DeleteFiles(gameDir)
+                    if (!handleResult(validDelete, errorDelete)) return
+                    break
                 }
+                case 'manifest': {
+                    setStageType('Patch Data')
+                    const [validPatch, errorPatch] = await DiffService.LDiffPatchData(gameDir)
+                    if (!handleResult(validPatch, errorPatch)) return
+                    break
+                }
+            }
+    
             toast.success('Update game completed')
         } catch (err: any) {
             console.error(err)
-            toast.error('PickFile error:', err)
-            setIsDiffLoading(false)
+            toast.error(`PickFile error: ${err}`)
         } finally {
             setIsDiffLoading(false)
         }
     }
     
+
     return (
         <div className="p-2 mx-4">
             <div className="max-w-4xl mx-auto">

frontend/src/pages/fireflytools/index.tsx

@@ -1,30 +1,57 @@
 import { Link } from "@tanstack/react-router";
 
-export default function SrToolsPage() {
+export default function FireflyToolsPage() {
   return (
       <div className="min-h-screen bg-base-200 flex items-center justify-center p-6">
-          <div className="max-w-4xl w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
-              <h1 className="text-4xl font-bold text-primary text-center">SR Tools</h1>
+          <div className="w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
+              <h1 className="text-4xl font-bold text-primary text-center">Firefly Tools</h1>
 
               {/* Section 1: About SR Tools */}
               <div className="bg-blue-50 border-l-4 border-blue-400 p-6 rounded-r-lg">
                   <h2 className="text-2xl font-bold text-blue-800 flex items-center gap-2 mb-4">
                       <span>ℹ️</span>
-                      <span>About SR Tools</span>
+                      <span>About Firefly Tools</span>
                   </h2>
                   <div className="space-y-3 text-blue-700">
                       <div className="flex items-start gap-3">
                           <div className="text-blue-600 text-lg">🏠</div>
-                          <p>This site uses a self-hosted version of <span className="font-semibold text-success">SR Tools</span> available at{" "}
+                          <p>
+                            This site is a another version of {" "}
+                            <span className="font-semibold text-success">Firefly Tools {" "}</span>
+                            developed by {" "}
+                            <span className="font-semibold text-warning">Me {"(Kain)"}</span>
+                          </p>
+                      </div>
+                      <div className="grid md:grid-cols-2 gap-4">
+                            <div className="bg-white border border-blue-200 rounded-lg p-4">
+                                <div className="flex items-center gap-2 mb-2">
+                                    <span className="text-blue-600 text-lg">🏆</span>
+                                    <span className="font-semibold text-blue-800">Master Website</span>
+                                </div>
                                 <a
                                     href="https://srtools.kain.id.vn/"
-                                  className="link link-info"
+                                    className="link link-warning font-mono text-sm break-all"
                                     target="_blank"
                                     rel="noopener noreferrer"
                                 >
-                                  srtools.kain.id.vn
+                                    https://srtools.kain.id.vn/
                                 </a>
-                          </p>
+                            </div>
+                            
+                            <div className="bg-white border border-blue-200 rounded-lg p-4">
+                                <div className="flex items-center gap-2 mb-2">
+                                    <span className="text-blue-600 text-lg">🔄</span>
+                                    <span className="font-semibold text-blue-800">Backup Website</span>
+                                </div>
+                                <a
+                                    href="https://firefly-srtools.vercel.app/"
+                                    className="link link-warning font-mono text-sm break-all"
+                                    target="_blank"
+                                    rel="noopener noreferrer"
+                                >
+                                    https://firefly-srtools.vercel.app/
+                                </a>
+                            </div>
                         </div>
                       <div className="flex items-start gap-3">
                           <div className="text-blue-600 text-lg">👨‍💻</div>
@@ -68,9 +95,24 @@ export default function SrToolsPage() {
                       </div>
                       <div className="flex items-start gap-3">
                           <div className="text-green-600 text-lg">🔌</div>
-                          <p>Instantly apply setups to <span className="font-semibold text-warning">Firefly Private Server</span> using <span className="font-semibold">Connect PS</span> — no manual file uploads required.</p>
+                          <p>Instantly apply setups to <span className="font-semibold text-warning">Firefly GO Server</span> using <span className="font-semibold">Connect PS</span> — no manual file uploads required.</p>
                       </div>
                       <div className="flex items-start gap-3">
+  <div className="text-green-600 text-2xl">✨</div>
+  <div>
+    <h4 className="font-semibold text-green-800 text-lg">Extra Settings</h4>
+    <p className="text-green-700 mt-1">
+      Enhance your <span className="font-semibold text-warning">Firefly GO Server</span> experience with extra features:
+    </p>
+    <ul className="list-disc list-inside mt-2 space-y-1 text-green-700">
+      <li>🎭 <span className="font-medium">Hidden Game UI</span> — remove the entire game interface.</li>
+      <li>🚫 <span className="font-medium">Disable Censorship</span> — get rid of Lens Flare censor 💀.</li>
+      <li>🧪 <span className="font-medium">Theorycraft Mode</span> — configure HP, cycles, and more via the web.</li>
+    </ul>
+  </div>
+</div>
+
+                      <div className="flex items-start gap-3">
                           <div className="text-green-600 text-lg">📂</div>
                           <p>Export and import full builds using <code className="bg-gray-200 px-2 py-1 rounded text-sm">freesr-data.json</code>.</p>
                       </div>

frontend/src/pages/howto/index.tsx

@@ -3,7 +3,7 @@ import { Link } from '@tanstack/react-router';
 export default function HowToPage() {
     return (
         <div className="min-h-screen bg-base-200 flex items-center justify-center p-6">
-            <div className="max-w-4xl w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
+            <div className=" w-full bg-base-100 shadow-xl rounded-2xl p-8 space-y-8">
                 <h1 className="text-4xl font-bold text-primary text-center">How to Use</h1>
 
                 {/* Section 1: Launcher Features */}
@@ -28,13 +28,23 @@ export default function HowToPage() {
                             </p>
                         </div>
                         <div className="flex items-start gap-3">
-                            <div className="text-green-600 text-lg">📦</div>
-                            <p>Patch and update game files using{" "}
-                                <a href="/hdiff" className="link link-info font-mono">Hdiffz Tool</a>
-                                {" "}(HDiffPatch) — fast & lightweight incremental updates.
+                            <div className="text-green-600 text-2xl">📦</div>
+                            <div>
+                                <p className="text-green-800 font-semibold">
+                                    Patch & Update Game Files
+                                </p>
+                                <p className="text-green-700">
+                                    Use the{" "}
+                                    <a href="/diff" className="link link-info font-mono">Diff Tool</a>{" "}
+                                    (<span className="font-medium">DiffPatch</span>) for fast & lightweight incremental updates.
+                                </p>
+                                <p className="text-green-700 mt-1">
+                                    Supports <span className="font-semibold">Hdiff</span>, <span className="font-semibold">Ldiff</span>, and custom diff formats.
                                 </p>
                             </div>
                         </div>
+
+                    </div>
                 </div>
 
                 {/* Section 2: FireflyGo Commands */}
@@ -65,8 +75,60 @@ export default function HowToPage() {
                         </div>
                     </div>
 
+                    <div className="bg-white border border-blue-200 rounded-lg p-4">
+                        <div className="flex items-start gap-3">
+                            <div className="text-blue-600 text-lg">✨</div>
+                            <div className="flex-1">
+                                <h4 className="font-semibold text-blue-800 mb-1">Extra Settings</h4>
+
+                                <div className="space-y-4 text-blue-700 text-sm">
+
+                                    <div className="bg-blue-50 border border-blue-200 rounded-lg p-3">
+                                        <h5 className="font-semibold text-blue-800 flex items-center gap-2">
+                                            🎭 Hidden UI
+                                        </h5>
+                                        <p className="mt-1">
+                                            Instantly hides the entire game UI — often used in DIM showcase videos.
+                                        </p>
+                                    </div>
+
+
+                                    <div className="bg-blue-50 border border-blue-200 rounded-lg p-3">
+                                        <h5 className="font-semibold text-blue-800 flex items-center gap-2">
+                                            🚫 Disable Censorship
+                                        </h5>
+                                        <p className="mt-1">
+                                            Remove the Lens Flare censor effect 💀 for a cleaner experience.
+                                        </p>
+                                    </div>
+
+                                    <div className="bg-blue-50 border border-blue-200 rounded-lg p-3">
+                                        <h5 className="font-semibold text-blue-800 flex items-center gap-2">
+                                            🧪 Theorycraft Mode
+                                        </h5>
+                                        <p className="mt-1">
+                                            No need to type chat commands anymore — configure everything through the
+                                            web: adjust monster HP, set cycles, view logs, and more.
+                                        </p>
+                                    </div>
+                                </div>
+
+
+                                <div className="mt-4 aspect-w-16 aspect-h-9">
+                                    <iframe
+                                        src="https://www.youtube.com/embed/uiKdFrvn9NQ"
+                                        title="Extra Settings Tutorial"
+                                        allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
+                                        allowFullScreen
+                                        className="rounded-lg w-full h-[300px]"
+                                    ></iframe>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+
                     {/* Commands List */}
-                    <div className="space-y-4">
+                    <div className="space-y-4 mt-4">
                         <h3 className="text-lg font-semibold text-blue-800">Available Commands:</h3>
 
                         {/* Theorycraft Toggle */}
@@ -103,16 +165,28 @@ export default function HowToPage() {
                             <div className="flex items-start gap-3">
                                 <div className="text-blue-600 text-lg">❤️</div>
                                 <div className="flex-1">
-                                    <h4 className="font-semibold text-blue-800 mb-1">HP Override <span className="text-red-600 text-sm">(Theorycraft only)</span></h4>
-                                    <div className="space-y-1 text-blue-700">
-                                        <p><code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp WAVE HP</code> — Set monster HP for a specific wave</p>
-                                        <p className="text-sm">Example: <code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp 1 2000000</code> sets Wave 1 monster HP to 2,000,000</p>
-                                        <p className="text-sm"><code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp 0</code> disables HP override</p>
+                                    <h4 className="font-semibold text-blue-800 mb-1">
+                                        HP Override <span className="text-red-600 text-sm">(Theorycraft only)</span>
+                                    </h4>
+                                    <div className="space-y-2 text-blue-700 text-sm">
+                                        <p>
+                                            <code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp N</code> — Set monster HP (only available in Theorycraft mode)
+                                        </p>
+                                        <p>
+                                            <code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp 0</code> — Disable the set HP feature
+                                        </p>
+                                        <p>
+                                            <code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp Wave V1 V2 ...</code> — Set HP for each monster in a specific wave
+                                        </p>
+                                        <p className="ml-4">
+                                            Example: <code className="bg-blue-100 px-1 py-0.5 rounded text-sm">/hp 1 2000000 3000000</code> sets wave 1 monster1 HP=2,000,000 and monster2 HP=3,000,000
+                                        </p>
                                     </div>
                                 </div>
                             </div>
                         </div>
 
+
                         {/* Log Command */}
                         <div className="bg-white border border-blue-200 rounded-lg p-4">
                             <div className="flex items-start gap-3">

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 { LanguageService } from '@bindings/firefly-launcher/internal'
+import { FSService } from '@bindings/firefly-launcher/internal/fs-service'
+import { LanguageService } from '@bindings/firefly-launcher/internal/language-service'
 import { toast } from 'react-toastify'
 import useSettingStore from '@/stores/settingStore'
 
@@ -27,28 +27,42 @@ export default function LanguagePage() {
 
     useEffect(() => {
         const getLanguage = async () => {
-            if (gameDir) {
-                const subPath = 'StarRail_Data/StreamingAssets/DesignData/Windows'
+            if (!gameDir) return
+
+            const subPath = "StarRail_Data/StreamingAssets"
             const fullPath = `${gameDir}/${subPath}`
 
             const exists = await FSService.DirExists(fullPath)
-                if (exists) {
-                    const [textLang, voiceLang] = await LanguageService.GetLanguage(fullPath)
+            if (!exists) {
+                setTextLang("")
+                setVoiceLang("")
+                setSelectedTextLang("")
+                setSelectedVoiceLang("")
+                setFolderCheckResult("error")
+                setGameDir("")
+                return
+            }
+
+            const [ok, textLang, voiceLang, err] = await LanguageService.GetLanguage(fullPath)
+            if (!ok) {
+                setTextLang("")
+                setVoiceLang("")
+                setSelectedTextLang("")
+                setSelectedVoiceLang("")
+                setFolderCheckResult("error")
+                setGameDir("")
+                toast.error(err)
+                return
+            }
+
+            // success
             setTextLang(textLang)
             setVoiceLang(voiceLang)
-                    setFolderCheckResult('success')
+            setFolderCheckResult("success")
             setSelectedTextLang(textLang)
             setSelectedVoiceLang(voiceLang)
-                } else {
-                    setTextLang('')
-                    setVoiceLang('')
-                    setSelectedTextLang('')
-                    setSelectedVoiceLang('')
-                    setFolderCheckResult('error')
-                    setGameDir('')
-                }
-            }
         }
+
         getLanguage()
     }, [gameDir])
 
@@ -86,18 +100,18 @@ export default function LanguagePage() {
         }
         try {
             setIsSettingLanguage(true)
-            const result = await LanguageService.SetLanguage(
+            const [ok, err] = await LanguageService.SetLanguage(
                 `${gameDir}/StarRail_Data/StreamingAssets/DesignData/Windows`,
                 selectedTextLang,
                 selectedVoiceLang
             )
-           if (result) {
+            if (ok) {
                 toast.success('Language set successfully')
                 setTextLang(selectedTextLang)
                 setVoiceLang(selectedVoiceLang)
             }
             else {
-            toast.error('Language set failed')
+                toast.error(err)
             }
 
         } catch (err: any) {

frontend/src/pages/launcher/index.tsx

@@ -1,6 +1,7 @@
 import { useEffect } from 'react';
 import { Play, Menu, FolderOpen, MessageCircleQuestionMark } from 'lucide-react';
-import { FSService, GitService } 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';
@@ -8,6 +9,7 @@ import useModalStore from '@/stores/modalStore';
 import useLauncherStore from '@/stores/launcherStore';
 import { motion } from 'motion/react';
 import { Link } from '@tanstack/react-router';
+import { CheckUpdateLauncher, CheckUpdateProxy, CheckUpdateServer, sleep, UpdateLauncher, UpdateProxy, UpdateServer } from '@/helper';
 
 export default function LauncherPage() {
     const { gamePath,
@@ -18,15 +20,17 @@ export default function LauncherPage() {
         gameDir,
         serverVersion,
         proxyVersion,
-        setServerVersion,
-        setProxyVersion,
-        setServerPath,
-        setProxyPath
     } = useSettingStore()
-    const { isOpenNotification, setIsOpenNotification } = useModalStore()
+    const {
+        isOpenDownloadDataModal,
+        isOpenUpdateDataModal,
+        isOpenSelfUpdateModal,
+        setIsOpenDownloadDataModal,
+        setIsOpenUpdateDataModal,
+        setIsOpenSelfUpdateModal
+    } = useModalStore()
     const {
         isLoading,
-        modelName,
         downloadType,
         serverReady,
         proxyReady,
@@ -36,8 +40,10 @@ export default function LauncherPage() {
         gameRunning,
         progressDownload,
         downloadSpeed,
+        updateData,
+        launcherVersion,
+        setLauncherVersion,
         setIsLoading,
-        setModelName,
         setDownloadType,
         setServerReady,
         setProxyReady,
@@ -45,12 +51,12 @@ export default function LauncherPage() {
         setServerRunning,
         setProxyRunning,
         setGameRunning,
+        setUpdateData,
     } = useLauncherStore()
 
-
     useEffect(() => {
         const check = async () => {
-            if (!serverPath || !proxyPath || !serverVersion || !proxyVersion) {
+            if (!serverVersion || !proxyVersion) {
                 setServerReady(false)
                 setProxyReady(false)
                 return
@@ -67,30 +73,47 @@ export default function LauncherPage() {
 
     useEffect(() => {
         const checkStartUp = async (): Promise<void> => {
-            let isExists = false
-            if (serverPath && proxyPath && serverVersion && proxyVersion) {
-                isExists = true
-                setServerReady(true)
-                setProxyReady(true)
+            const [_, version] = await AppService.GetCurrentLauncherVersion()
+            setLauncherVersion(version)
+            const launcherData = await CheckUpdateLauncher()
+            if (launcherData.isUpdate) {
+                setUpdateData({
+                    server: { isUpdate: false, isExists: false, version: "" },
+                    proxy: { isUpdate: false, isExists: false, version: "" },
+                    launcher: launcherData
+                })
+                setIsOpenSelfUpdateModal(true)
+                return
             }
-            const dataUpdate = await handlerCheckUpdate()
+            const serverData = await CheckUpdateServer(serverPath, serverVersion)
+            const proxyData = await CheckUpdateProxy(proxyPath, proxyVersion)
+            setUpdateData({
+                server: serverData,
+                proxy: proxyData,
+                launcher: launcherData
+            })
             const exitGame = await FSService.FileExists(gamePath)
             if (!exitGame) {
                 setGameRunning(false)
                 setGamePath("")
                 setGameDir("")
             }
-            if (!dataUpdate.server.isUpdate && !dataUpdate.proxy.isUpdate) {
-                setServerReady(true)
-                setProxyReady(true)
-                return
-            }
-            if (!isExists) {
+
+            if (!serverData.isExists || !proxyData.isExists) {
                 setServerReady(false)
                 setProxyReady(false)
+                setIsOpenDownloadDataModal(true)
+                return
             }
-            setModelName(!isExists ? "Download Data" : "Update Data")
-            setIsOpenNotification(true)
+
+            if (serverData.isUpdate || proxyData.isUpdate) {
+                setServerReady(true)
+                setProxyReady(true)
+                setIsOpenUpdateDataModal(true)
+                return
+            }
+            setServerReady(true)
+            setProxyReady(true)
         }
         checkStartUp()
     }, []);
@@ -98,7 +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)
@@ -121,9 +144,7 @@ export default function LauncherPage() {
         }
     }
 
-    function sleep(ms: number) {
-        return new Promise(resolve => setTimeout(resolve, ms));
-    }
+
 
     const handleStartGame = async () => {
         if (!gamePath) {
@@ -174,84 +195,42 @@ export default function LauncherPage() {
         }
     }
 
-    const handlerCheckUpdate = async (): Promise<Record<string, { isUpdate: boolean, version: string }>> => {
-        let isUpdateServer = false
-        let isUpdateProxy = false
-        const [serverOk, serverNewVersion, serverError] = await GitService.GetLatestServerVersion(serverVersion)
-        const serverExists = await FSService.FileExists(serverPath)
-        if (serverOk) {
-            if (serverNewVersion !== serverVersion || !serverExists) {
-                isUpdateServer = true
-            }
-        } else {
-            toast.error("Server error: " + serverError)
-        }
-        const [proxyOk, proxyNewVersion, proxyError] = await GitService.GetLatestProxyVersion(proxyVersion)
-        const proxyExists = await FSService.FileExists(proxyPath)
-        if (proxyOk) {
-            if (proxyNewVersion !== proxyVersion || !proxyExists) {
-                isUpdateProxy = true
-            }
-        } else {
-            toast.error("Proxy error: " + proxyError)
-        }
-        return { server: { isUpdate: isUpdateServer, version: serverNewVersion }, proxy: { isUpdate: isUpdateProxy, version: proxyNewVersion } }
-    }
 
-    const handlerUpdateServer = async (updateInfo: Record<string, { isUpdate: boolean, version: string }>) => {
+    const handlerUpdateData = async () => {
         setIsDownloading(true)
-        for (const [key, value] of Object.entries(updateInfo)) {
-            if (value.isUpdate) {
-                if (key === "server") {
-                    setDownloadType("Downloading server...")
-                    const [ok, error] = await GitService.DownloadServerProgress(value.version)
-                    if (ok) {
-                        setDownloadType("Unzipping server...")
-                        GitService.UnzipServer()
-                        setDownloadType("Download server successfully")
-                        setServerVersion(value.version)
-
-                        setServerPath("./server/firefly-go_win.exe")
-                    } else {
-                        toast.error(error)
-                        setDownloadType("Download server failed")
+        if (updateData.launcher.isUpdate) {
+            await UpdateLauncher(updateData.launcher.version)
+            setUpdateData({...updateData, launcher: { isUpdate: false, isExists: true, version: updateData.launcher.version }})
+            setIsOpenSelfUpdateModal(true)
         }
-                } else if (key === "proxy") {
-                    setDownloadType("Downloading proxy...")
-                    const [ok, error] = await GitService.DownloadProxyProgress(value.version)
-                    if (ok) {
-                        setDownloadType("Unzipping proxy...")
-                        GitService.UnzipProxy()
-                        setDownloadType("Download proxy successfully")
-                        setProxyVersion(value.version)
-                        setProxyPath("./proxy/FireflyProxy.exe")
-
-                    } else {
-                        toast.error(error)
-                        setDownloadType("Download proxy failed")
+        if (updateData.server.isUpdate || !updateData.server.isExists) {
+            await UpdateServer(updateData.server.version)
+            setServerReady(true)
+            setUpdateData({...updateData, server: { isUpdate: false, isExists: true, version: updateData.server.version }})
         }
+        if (updateData.proxy.isUpdate || !updateData.proxy.isExists) {
+            await UpdateProxy(updateData.proxy.version)
+            setProxyReady(true)
+            setUpdateData({...updateData, proxy: { isUpdate: false, isExists: true, version: updateData.proxy.version }})
         }
 
-            }
-        }
         setDownloadType("")
         setIsDownloading(false)
-        setServerReady(true)
-        setProxyReady(true)
     }
 
+
     // Handle ESC key to close modal
     useEffect(() => {
         const handleEscKey = (event: KeyboardEvent) => {
             if (event.key === 'Escape') {
-                setIsOpenNotification(false);
+                setIsOpenDownloadDataModal(false);
+                setIsOpenUpdateDataModal(false);
+                setIsOpenSelfUpdateModal(false);
             }
-
         };
-
         window.addEventListener('keydown', handleEscKey);
         return () => window.removeEventListener('keydown', handleEscKey);
-    }, [isOpenNotification]);
+    }, [isOpenDownloadDataModal, isOpenUpdateDataModal, isOpenSelfUpdateModal]);
 
 
     return (
@@ -280,11 +259,10 @@ export default function LauncherPage() {
                         href="https://sranalysis.kain.id.vn/"
                     >
                         <img
-                            src="https://icons.duckduckgo.com/ip3/sranalysis.kain.id.vn.ico"
+                            src="https://sranalysis.kain.id.vn/ff-sranalysis.png"
                             alt="SRAnalysis Logo"
                             className="w-8 h-8 rounded-full"
                         />
-
                     </a>
                 </div>
 
@@ -295,7 +273,7 @@ export default function LauncherPage() {
                         href="https://srtools.kain.id.vn/"
                     >
                         <img
-                            src="https://icons.duckduckgo.com/ip3/srtools.kain.id.vn.ico"
+                            src="https://srtools.kain.id.vn/ff-srtool.png"
                             alt="SRTools Logo"
                             className="w-8 h-8 rounded-full"
                         />
@@ -369,13 +347,27 @@ export default function LauncherPage() {
                                 <li><button onClick={handlePickFile}>Change Game Path</button></li>
                                 <li><button
                                     onClick={async () => {
-                                        const updateInfo = await handlerCheckUpdate()
-                                        if (updateInfo.server.isUpdate || updateInfo.proxy.isUpdate) {
-                                            setModelName("Update Data")
-                                            setIsOpenNotification(true)
-                                        } else {
-                                            toast.success("No updates available")
+                                        const serverData = await CheckUpdateServer(serverPath, serverVersion)
+                                        const proxyData = await CheckUpdateProxy(proxyPath, proxyVersion)
+                                        const launcherData = await CheckUpdateLauncher()
+                                        setUpdateData({
+                                            server: serverData,
+                                            proxy: proxyData,
+                                            launcher: launcherData
+                                        })
+                                        if (launcherData.isUpdate) {
+                                            setIsOpenSelfUpdateModal(true)
+                                            return
                                         }
+                                        if (!serverData.isExists || !proxyData.isExists) {
+                                            setIsOpenDownloadDataModal(true)
+                                            return
+                                        }
+                                        if (serverData.isUpdate || proxyData.isUpdate) {
+                                            setIsOpenUpdateDataModal(true)
+                                            return
+                                        }
+                                        toast.success("No updates available")
                                     }}>
                                     Check for Updates
                                 </button></li>
@@ -403,12 +395,17 @@ export default function LauncherPage() {
 
             {/* Downloading */}
             {isDownloading && (
+                updateData.proxy.isUpdate 
+                || updateData.server.isUpdate 
+                || !updateData.proxy.isExists 
+                || !updateData.server.isExists
+            ) && (
                 <div className="fixed bottom-4 left-1/2  transform -translate-x-1/2 z-10 w-[60vw] bg-black/20 backdrop-blur-sm rounded-lg p-4 shadow-lg">
                     <div className="space-y-3">
                         <div className="flex justify-center items-center text-sm text-white/80">
                             <span>{downloadType}</span>
                             <div className="flex items-center gap-4 ml-4">
-                                <span className="text-cyan-400 font-semibold">{downloadSpeed.toFixed(1)} MB/s</span>
+                                <span className="text-cyan-400 font-semibold">{downloadSpeed}</span>
                                 <span className="text-white font-bold">{progressDownload.toFixed(1)}%</span>
                             </div>
                         </div>
@@ -417,7 +414,7 @@ export default function LauncherPage() {
                                 className="h-full bg-gradient-to-r from-cyan-400 to-blue-500 rounded-full"
                                 initial={{ width: 0 }}
                                 animate={{ width: `${progressDownload}%` }}
-                                transition={{ duration: 0.3 }}
+                                transition={{ type: "tween", ease: "linear", duration: 0.03 }}
                             />
                         </div>
                         <div className="text-center text-xs text-white/60">
@@ -426,64 +423,185 @@ export default function LauncherPage() {
                     </div>
                 </div>
             )}
+            {isDownloading && updateData.launcher.isUpdate && (
+                <div className="fixed bottom-4 left-1/2 transform -translate-x-1/2 z-10 w-[60vw] bg-black/20 backdrop-blur-sm rounded-lg p-4 shadow-lg">
+                    <div className="space-y-3 text-sm text-white/80 text-center">
+                        {["update:launcher:downloading", "update:launcher:success", "update:launcher:failed"].includes(downloadType) && (
+                            <div className="flex justify-center items-center gap-4 ml-4">
+                                <span
+                                    className={`font-bold ${downloadType === "update:launcher:downloading"
+                                            ? "text-yellow-200 text-2xl"
+                                            : downloadType === "update:launcher:success"
+                                                ? "text-emerald-200 text-xl"
+                                                : "text-red-200 text-xl"
+                                        }`}
+                                >
+                                    {downloadType === "update:launcher:downloading" && "Updating launcher"}
+                                    {downloadType === "update:launcher:success" && "Launcher updated successfully, auto closing after 5s"}
+                                    {downloadType === "update:launcher:failed" && "Launcher update failed, auto closing after 5s"}
+                                    <span className="dot-animation ml-1"></span>
+                                </span>
+                            </div>
+                        )}
+
+                        <div className="text-xs text-white/60">
+                            {progressDownload < 100 ? "Please wait..." : "Complete!"}
+                        </div>
+                    </div>
+
+                    <style>{`
+                        .dot-animation::after {
+                            content: '';
+                            animation: dots 1.2s steps(4, end) infinite;
+                        }
+                        @keyframes dots {
+                            0% { content: ''; }
+                            25% { content: '.'; }
+                            50% { content: '..'; }
+                            75% { content: '...'; }
+                            100% { content: ''; }
+                        }
+                        `}
+                    </style>
+                </div>
+            )}
 
             {/* Version Info */}
             {serverReady && proxyReady && !isDownloading && (
                 <div className="hidden md:block fixed bottom-4 left-4 z-10 text-sm font-bold bg-black/20 backdrop-blur-sm rounded-lg p-2 shadow">
                     <p className="text-primary">Version server: {serverVersion}</p>
                     <p className="mt-2 text-secondary">Version proxy: {proxyVersion}</p>
+                    <p className="mt-2 text-success">Version launcher: {launcherVersion}</p>
                 </div>
             )}
 
             {/* Modal */}
-            {isOpenNotification && (
+            {isOpenUpdateDataModal && (
                 <div className="fixed inset-0 z-50 flex items-center justify-center bg-black/40 backdrop-blur-sm">
                     <div className="relative w-[90%] max-w-5xl bg-base-100 text-base-content rounded-xl border border-purple-500/50 shadow-lg shadow-purple-500/20">
-                        {modelName !== "Download Data" && (
                         <motion.button
                             whileHover={{ scale: 1.1, rotate: 90 }}
                             transition={{ duration: 0.2 }}
                             className="btn btn-circle btn-md btn-error absolute right-3 top-3"
-                                onClick={() => setIsOpenNotification(false)}
+                            onClick={() => setIsOpenUpdateDataModal(false)}
                         >
                             ✕
                         </motion.button>
-                        )}
 
                         <div className="border-b border-purple-500/30 px-6 py-4 mb-4">
                             <h3 className="font-bold text-2xl text-transparent bg-clip-text bg-gradient-to-r from-pink-400 to-cyan-400">
-                                {modelName}
+                                Update Data
                             </h3>
                         </div>
 
                         <div className="px-6 pb-6">
                             <div className="mb-6">
                                 <p className="text-warning text-lg">
-                                    {modelName === "Download Data"
-                                        ? "Download required data!"
-                                        : "Do you want to update data?"}
+                                    Do you want to update data server and proxy?
                                 </p>
                             </div>
 
                             <div className="flex justify-end gap-3">
-                                {modelName !== "Download Data" && (
                                 <motion.button
                                     whileHover={{ scale: 1.05 }}
                                     whileTap={{ scale: 0.95 }}
                                     className="btn btn-outline btn-error"
-                                        onClick={() => setIsOpenNotification(false)}
+                                    onClick={() => setIsOpenUpdateDataModal(false)}
                                 >
-                                        Cancel
+                                    No
                                 </motion.button>
-                                )}
                                 <motion.button
                                     whileHover={{ scale: 1.05 }}
                                     whileTap={{ scale: 0.95 }}
                                     className="btn btn-primary bg-gradient-to-r from-orange-200 to-red-400 border-none"
                                     onClick={async () => {
-                                        setIsOpenNotification(false)
-                                        const dataCheck = await handlerCheckUpdate()
-                                        await handlerUpdateServer(dataCheck)
+                                        setIsOpenUpdateDataModal(false)
+                                        await handlerUpdateData()
+                                    }}
+                                >
+                                    Yes
+                                </motion.button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            {isOpenDownloadDataModal && (
+                <div className="fixed inset-0 z-50 flex items-center justify-center bg-black/40 backdrop-blur-sm">
+                    <div className="relative w-[90%] max-w-5xl bg-base-100 text-base-content rounded-xl border border-purple-500/50 shadow-lg shadow-purple-500/20">
+                        <div className="border-b border-purple-500/30 px-6 py-4 mb-4">
+                            <h3 className="font-bold text-2xl text-transparent bg-clip-text bg-gradient-to-r from-pink-400 to-cyan-400">
+                                Download Data
+                            </h3>
+                        </div>
+
+                        <div className="px-6 pb-6">
+                            <div className="mb-6">
+                                <p className="text-warning text-lg">
+                                    Data server and proxy download required
+                                </p>
+                            </div>
+
+                            <div className="flex justify-end gap-3">
+                                <motion.button
+                                    whileHover={{ scale: 1.05 }}
+                                    whileTap={{ scale: 0.95 }}
+                                    className="btn btn-primary bg-gradient-to-r from-orange-200 to-red-400 border-none"
+                                    onClick={async () => {
+                                        setIsOpenDownloadDataModal(false)
+                                        await handlerUpdateData()
+                                    }}
+                                >
+                                    Download
+                                </motion.button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            {isOpenSelfUpdateModal && (
+                <div className="fixed inset-0 z-50 flex items-center justify-center bg-black/40 backdrop-blur-sm">
+                    <div className="relative w-[90%] max-w-5xl bg-base-100 text-base-content rounded-xl border border-purple-500/50 shadow-lg shadow-purple-500/20">
+                        <motion.button
+                            whileHover={{ scale: 1.1, rotate: 90 }}
+                            transition={{ duration: 0.2 }}
+                            className="btn btn-circle btn-md btn-error absolute right-3 top-3"
+                            onClick={() => setIsOpenSelfUpdateModal(false)}
+                        >
+                            ✕
+                        </motion.button>
+
+                        <div className="border-b border-purple-500/30 px-6 py-4 mb-4">
+                            <h3 className="font-bold text-2xl text-transparent bg-clip-text bg-gradient-to-r from-pink-400 to-cyan-400">
+                                Update Launcher
+                            </h3>
+                        </div>
+
+                        <div className="px-6 pb-6">
+                            <div className="mb-6">
+                                <p className="text-warning text-lg">
+                                    Do you want to update launcher?
+                                </p>
+                            </div>
+
+                            <div className="flex justify-end gap-3">
+                                <motion.button
+                                    whileHover={{ scale: 1.05 }}
+                                    whileTap={{ scale: 0.95 }}
+                                    className="btn btn-outline btn-error"
+                                    onClick={() => setIsOpenSelfUpdateModal(false)}
+                                >
+                                    No
+                                </motion.button>
+                                <motion.button
+                                    whileHover={{ scale: 1.05 }}
+                                    whileTap={{ scale: 0.95 }}
+                                    className="btn btn-primary bg-gradient-to-r from-orange-200 to-red-400 border-none"
+                                    onClick={async () => {
+                                        setIsOpenSelfUpdateModal(false)
+                                        await handlerUpdateData()
                                     }}
                                 >
                                     Yes

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({
-  id: '/hdiffz',
-  path: '/hdiffz',
+const DiffRoute = DiffRouteImport.update({
+  id: '/diff',
+  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': {
-      id: '/hdiffz'
-      path: '/hdiffz'
-      fullPath: '/hdiffz'
-      preLoaderRoute: typeof HdiffzRouteImport
+    '/diff': {
+      id: '/diff'
+      path: '/diff'
+      fullPath: '/diff'
+      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>
@@ -55,24 +56,29 @@ function RootLayout() {
                         </ul>
                     </div>
                     <Link to="/" className="grid grid-cols-1 items-start text-left gap-0 hover:scale-105 px-2">
-                        <h1 className="text-lg font-bold">
-                            <span className="text-emerald-500">Firefly Lauc</span>
+                        <div className="flex items-center justify-center">
+                            <img src="/appicon.png" alt="Logo" className='w-13 h-13 rounded-lg mx-2' />
+                            <div className="flex flex-col justify-center items-start">
+                                <h1 className="text-xl font-bold">
+                                    <span className="text-emerald-500">Firefly </span>
                                     <span className="bg-clip-text text-transparent bg-gradient-to-r from-emerald-400 via-orange-500 to-red-500">
-                                her
+                                        Launcher
                                     </span>
                                 </h1>
                                 <p className="text-sm text-gray-500">By Kain</p>
+                            </div>
+                        </div>
                     </Link>
                 </div>
                 <div className="navbar-center hidden md:flex">
-                    <ul className="menu menu-horizontal px-1">
+                    <ul className="menu menu-horizontal px-1 gap-4">
                         <li><Link to="/">Home</Link></li>
                         <li>
                             <details>
                                 <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>
@@ -81,7 +87,7 @@ function RootLayout() {
                                 <summary>Plugins</summary>
                                 <ul className="p-2">
                                     <li><Link to="/analysis">Analysis (Veritas)</Link></li>
-                                    <li><Link to="/srtools">SrTools</Link></li>
+                                    <li><Link to="/srtools">Firefly Tools</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/routes/srtools.tsx

@@ -1,8 +1,8 @@
-import SrToolsPage from '@/pages/srtools'
+import FireflyToolsPage from '@/pages/fireflytools'
 import { createFileRoute } from '@tanstack/react-router'
 
 export const Route = createFileRoute('/srtools')({
-  component: SrToolsPage,
+  component: FireflyToolsPage,
 })
 
 

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;

frontend/src/stores/launcherStore.ts

@@ -2,7 +2,6 @@
 import { create } from 'zustand'
 
 interface LauncherState {
-    modelName: string;
     downloadType: string;
     serverReady: boolean;
     proxyReady: boolean;
@@ -12,8 +11,9 @@ interface LauncherState {
     isLoading: boolean;
     gameRunning: boolean;
     progressDownload: number;
-    downloadSpeed: number;
-    setModelName: (value: string) => void;
+    downloadSpeed: string;
+    launcherVersion: string;
+    updateData: Record<'server' | 'proxy' | 'launcher', { isUpdate: boolean, isExists: boolean, version: string }>;
     setDownloadType: (value: string) => void;
     setServerReady: (value: boolean) => void;
     setProxyReady: (value: boolean) => void;
@@ -23,12 +23,13 @@ interface LauncherState {
     setIsLoading: (value: boolean) => void;
     setGameRunning: (value: boolean) => void;
     setProgressDownload: (value: number) => void;
-    setDownloadSpeed: (value: number) => void;
+    setLauncherVersion: (value: string) => void;
+    setDownloadSpeed: (value: string) => void;
+    setUpdateData: (value: Record<'server' | 'proxy' | 'launcher', { isUpdate: boolean, isExists: boolean, version: string }>) => void;
 }
 
 const useLauncherStore = create<LauncherState>((set, get) => ({
     isLoading: false,
-    modelName: "Download Data",
     downloadType: "",
     serverReady: false,
     proxyReady: false,
@@ -37,9 +38,14 @@ const useLauncherStore = create<LauncherState>((set, get) => ({
     proxyRunning: false,
     gameRunning: false,
     progressDownload: 0,
-    downloadSpeed: 0,
+    downloadSpeed: "",
+    launcherVersion: "",
+    updateData: {
+        server: { isUpdate: false, isExists: false, version: "" },
+        proxy: { isUpdate: false, isExists: false, version: "" },
+        launcher: { isUpdate: false, isExists: true, version: "" },
+    },
     setIsLoading: (value: boolean) => set({ isLoading: value }),
-    setModelName: (value: string) => set({ modelName: value }),
     setDownloadType: (value: string) => set({ downloadType: value }),
     setServerReady: (value: boolean) => set({ serverReady: value }),
     setProxyReady: (value: boolean) => set({ proxyReady: value }),
@@ -48,7 +54,9 @@ const useLauncherStore = create<LauncherState>((set, get) => ({
     setProxyRunning: (value: boolean) => set({ proxyRunning: value }),
     setGameRunning: (value: boolean) => set({ gameRunning: value }),
     setProgressDownload: (value: number) => set({ progressDownload: value }),
-    setDownloadSpeed: (value: number) => set({ downloadSpeed: value }),
+    setLauncherVersion: (value: string) => set({ launcherVersion: value }),
+    setDownloadSpeed: (value: string) => set({ downloadSpeed: value }),
+    setUpdateData: (value: Record<'server' | 'proxy' | 'launcher', { isUpdate: boolean, isExists: boolean, version: string }>) => set({ updateData: value }),
 }));
 
 export default useLauncherStore;

frontend/src/stores/modalStore.ts

@@ -2,13 +2,21 @@
 import { create } from 'zustand'
 
 interface ModalState {
-    isOpenNotification: boolean;
-    setIsOpenNotification: (modal: boolean) => void;
+    isOpenDownloadDataModal: boolean;
+    isOpenUpdateDataModal: boolean;
+    isOpenSelfUpdateModal: boolean;
+    setIsOpenDownloadDataModal: (modal: boolean) => void;
+    setIsOpenUpdateDataModal: (modal: boolean) => void;
+    setIsOpenSelfUpdateModal: (modal: boolean) => void;
 }
 
 const useModalStore = create<ModalState>((set, get) => ({
-    isOpenNotification: false,
-    setIsOpenNotification: (modal: boolean) => set({ isOpenNotification: modal }),
+    isOpenDownloadDataModal: false,
+    isOpenUpdateDataModal: false,
+    isOpenSelfUpdateModal: false,
+    setIsOpenDownloadDataModal: (modal: boolean) => set({ isOpenDownloadDataModal: modal }),
+    setIsOpenUpdateDataModal: (modal: boolean) => set({ isOpenUpdateDataModal: modal }),
+    setIsOpenSelfUpdateModal: (modal: boolean) => set({ isOpenSelfUpdateModal: modal }),
 }));
 
 export default useModalStore;

frontend/src/styles/index.css

@@ -1,5 +1,4 @@
 @import "tailwindcss";
-@plugin "daisyui";
 @plugin "daisyui"{
     themes: night --default, night --prefersdark, cupcake;
 }

frontend/vite.config.ts

@@ -8,6 +8,7 @@ export default defineConfig({
   base: '/',
   build: {
     outDir: 'dist',
+    chunkSizeWarningLimit: 2000,
   },
   plugins: [
     tanstackRouter({

go.mod

@@ -1,54 +1,55 @@
 module firefly-launcher
 
-go 1.22.4
-
-toolchain go1.24.4
+go 1.25
 
 require (
-	github.com/wailsapp/wails/v3 v3.0.0-alpha.9
-	golang.org/x/sys v0.28.0
+	github.com/klauspost/compress v1.18.0
+	github.com/minio/selfupdate v0.6.0
+	github.com/wailsapp/wails/v3 v3.0.0-alpha.34
+	golang.org/x/exp v0.0.0-20250210185358-939b2ce775ac
+	golang.org/x/sys v0.31.0
+	google.golang.org/protobuf v1.33.0
 )
 
 require (
+	aead.dev/minisign v0.2.0 // indirect
 	dario.cat/mergo v1.0.1 // indirect
-	github.com/Microsoft/go-winio v0.6.1 // indirect
-	github.com/ProtonMail/go-crypto v1.0.0 // indirect
-	github.com/adrg/xdg v0.5.0 // indirect
+	github.com/Microsoft/go-winio v0.6.2 // indirect
+	github.com/ProtonMail/go-crypto v1.1.6 // indirect
+	github.com/adrg/xdg v0.5.3 // indirect
 	github.com/bep/debounce v1.2.1 // indirect
-	github.com/cloudflare/circl v1.3.8 // indirect
-	github.com/cyphar/filepath-securejoin v0.2.5 // indirect
-	github.com/ebitengine/purego v0.4.0-alpha.4 // indirect
+	github.com/cloudflare/circl v1.6.0 // indirect
+	github.com/cyphar/filepath-securejoin v0.4.1 // indirect
+	github.com/ebitengine/purego v0.8.2 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376 // indirect
-	github.com/go-git/go-billy/v5 v5.6.0 // indirect
-	github.com/go-git/go-git/v5 v5.12.0 // indirect
+	github.com/go-git/go-billy/v5 v5.6.2 // indirect
+	github.com/go-git/go-git/v5 v5.13.2 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
-	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
-	github.com/google/uuid v1.4.0 // indirect
+	github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 // indirect
+	github.com/google/uuid v1.6.0 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/jchv/go-winloader v0.0.0-20210711035445-715c2860da7e // indirect
 	github.com/kevinburke/ssh_config v1.2.0 // indirect
 	github.com/leaanthony/go-ansi-parser v1.6.1 // indirect
-	github.com/leaanthony/u v1.1.0 // indirect
-	github.com/lmittmann/tint v1.0.4 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/leaanthony/u v1.1.1 // indirect
+	github.com/lmittmann/tint v1.0.7 // indirect
+	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
-	github.com/pjbgf/sha1cd v0.3.0 // indirect
-	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 // indirect
+	github.com/pjbgf/sha1cd v0.3.2 // indirect
+	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
-	github.com/samber/lo v1.38.1 // indirect
+	github.com/samber/lo v1.49.1 // indirect
 	github.com/sergi/go-diff v1.3.2-0.20230802210424-5b0b94c5c0d3 // indirect
-	github.com/skeema/knownhosts v1.2.2 // indirect
-	github.com/wailsapp/go-webview2 v1.0.19 // indirect
+	github.com/skeema/knownhosts v1.3.1 // indirect
+	github.com/wailsapp/go-webview2 v1.0.21 // indirect
 	github.com/wailsapp/mimetype v1.4.1 // indirect
 	github.com/xanzy/ssh-agent v0.3.3 // indirect
-	golang.org/x/crypto v0.25.0 // indirect
-	golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 // indirect
-	golang.org/x/mod v0.19.0 // indirect
-	golang.org/x/net v0.27.0 // indirect
-	golang.org/x/sync v0.9.0 // indirect
-	golang.org/x/tools v0.23.0 // indirect
+	golang.org/x/crypto v0.36.0 // indirect
+	golang.org/x/net v0.37.0 // indirect
+	golang.org/x/text v0.23.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 )

go.sum

@@ -1,59 +1,61 @@
+aead.dev/minisign v0.2.0 h1:kAWrq/hBRu4AARY6AlciO83xhNnW9UaC8YipS2uhLPk=
+aead.dev/minisign v0.2.0/go.mod h1:zdq6LdSd9TbuSxchxwhpA9zEb9YXcVGoE8JakuiGaIQ=
 dario.cat/mergo v1.0.1 h1:Ra4+bf83h2ztPIQYNP99R6m+Y7KfnARDfID+a+vLl4s=
 dario.cat/mergo v1.0.1/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
 github.com/Microsoft/go-winio v0.5.2/go.mod h1:WpS1mjBmmwHBEWmogvA2mj8546UReBk4v8QkMxJ6pZY=
-github.com/Microsoft/go-winio v0.6.1 h1:9/kr64B9VUZrLm5YYwbGtUJnMgqWVOdUAXu6Migciow=
-github.com/Microsoft/go-winio v0.6.1/go.mod h1:LRdKpFKfdobln8UmuiYcKPot9D2v6svN5+sAH+4kjUM=
-github.com/ProtonMail/go-crypto v1.0.0 h1:LRuvITjQWX+WIfr930YHG2HNfjR1uOfyf5vE0kC2U78=
-github.com/ProtonMail/go-crypto v1.0.0/go.mod h1:EjAoLdwvbIOoOQr3ihjnSoLZRtE8azugULFRteWMNc0=
-github.com/adrg/xdg v0.5.0 h1:dDaZvhMXatArP1NPHhnfaQUqWBLBsmx1h1HXQdMoFCY=
-github.com/adrg/xdg v0.5.0/go.mod h1:dDdY4M4DF9Rjy4kHPeNL+ilVF+p2lK8IdM9/rTSGcI4=
+github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
+github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
+github.com/ProtonMail/go-crypto v1.1.6 h1:ZcV+Ropw6Qn0AX9brlQLAUXfqLBc7Bl+f/DmNxpLfdw=
+github.com/ProtonMail/go-crypto v1.1.6/go.mod h1:rA3QumHc/FZ8pAHreoekgiAbzpNsfQAosU5td4SnOrE=
+github.com/adrg/xdg v0.5.3 h1:xRnxJXne7+oWDatRhR1JLnvuccuIeCoBu2rtuLqQB78=
+github.com/adrg/xdg v0.5.3/go.mod h1:nlTsY+NNiCBGCK2tpm09vRqfVzrc2fLmXGpBLF0zlTQ=
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be h1:9AeTilPcZAjCFIImctFaOjnTIavg87rW78vTPkQqLI8=
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be/go.mod h1:ySMOLuWl6zY27l47sB3qLNK6tF2fkHG55UZxx8oIVo4=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5 h1:0CwZNZbxp69SHPdPJAN/hZIm0C4OItdklCFmMRWYpio=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs=
 github.com/bep/debounce v1.2.1 h1:v67fRdBA9UQu2NhLFXrSg0Brw7CexQekrBwDMM8bzeY=
 github.com/bep/debounce v1.2.1/go.mod h1:H8yggRPQKLUhUoqrJC1bO2xNya7vanpDl7xR3ISbCJ0=
-github.com/bwesterb/go-ristretto v1.2.3/go.mod h1:fUIoIZaG73pV5biE2Blr2xEzDoMj7NFEuV9ekS419A0=
-github.com/cloudflare/circl v1.3.3/go.mod h1:5XYMA4rFBvNIrhs50XuiBJ15vF2pZn4nnUKZrLbUZFA=
-github.com/cloudflare/circl v1.3.8 h1:j+V8jJt09PoeMFIu2uh5JUyEaIHTXVOHslFoLNAKqwI=
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internal/app-service/app.go

@@ -0,0 +1,22 @@
+package appService
+
+import (
+	"firefly-launcher/pkg/constant"
+	"time"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+type AppService struct{}
+
+func (a *AppService) GetCurrentLauncherVersion() (bool, string) {
+	return true, constant.CurrentLauncherVersion
+}
+
+func (a *AppService) CloseAppAfterTimeout(timeout int) (bool, string) {
+	go func() {
+		time.Sleep(time.Duration(timeout) * time.Second)
+		application.Get().Quit()
+	}()
+	return true, ""
+}

internal/diff-service/hdiffz.go

@@ -0,0 +1,259 @@
+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"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+type DiffService struct{}
+
+func (h *DiffService) CheckTypeHDiff(patchPath string) (bool, string, string) {
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "hdifffiles.txt"); err == nil && ok {
+		return true, "hdifffiles.txt", ""
+	}
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "hdifffiles.txt"); err == nil && ok {
+		return true, "hdifffiles.json", ""
+	}
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "hdiffmap.json"); err == nil && ok {
+		return true, "hdiffmap.json", ""
+	}
+	if ok, err := sevenzip.IsFileIn7z(patchPath, "manifest"); err == nil && ok {
+		return true, "manifest", ""
+	}
+
+	return false, "", "not found hdifffiles.txt or hdiffmap.json"
+}
+
+func (h *DiffService) VersionValidate(gamePath, patchPath string) (bool, string) {
+	oldBinPath := filepath.Join(gamePath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes")
+	if _, err := os.Stat(oldBinPath); 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()
+		}
+	}
+
+	okFull, errFull := sevenzip.IsFileIn7z(patchPath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes")
+	okDiff, errDiff := sevenzip.IsFileIn7z(patchPath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes.hdiff")
+
+	if (errFull != nil && errDiff != nil) || (!okFull && !okDiff) {
+		return false, "BinaryVersion file not found in patch"
+	}
+
+	var tempBinFile string
+
+	if okFull {
+		if err := sevenzip.ExtractAFileFromZip(patchPath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes", constant.TempUrl); err != nil {
+			return false, err.Error()
+		}
+		tempBinFile = filepath.Join(constant.TempUrl, "BinaryVersion.bytes")
+	} else {
+		if err := sevenzip.ExtractAFileFromZip(patchPath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes.hdiff", constant.TempUrl); err != nil {
+			return false, err.Error()
+		}
+		patchBinFile := filepath.Join(constant.TempUrl, "BinaryVersion.bytes.hdiff")
+		sourceBinFile := oldBinPath
+		tempBinFile = filepath.Join(constant.TempUrl, "BinaryVersion.bytes")
+		if err := hpatchz.ApplyPatch(sourceBinFile, patchBinFile, tempBinFile); err != nil {
+			os.Remove(patchBinFile)
+			return false, err.Error()
+		}
+		os.Remove(patchBinFile)
+	}
+
+	okFullPkg, err1 := sevenzip.IsFileIn7z(patchPath, "pkg_version")
+	okDiffPkg, err2 := sevenzip.IsFileIn7z(patchPath, "pkg_version.hdiff")
+	if err1 != nil && err2 != nil {
+		return false, err1.Error()
+	}
+	if okFullPkg {
+		if err := sevenzip.ExtractAFileFromZip(patchPath, "pkg_version", constant.TempUrl); err != nil {
+			return false, err.Error()
+		}
+	}
+	if okDiffPkg {
+		if err := sevenzip.ExtractAFileFromZip(patchPath, "pkg_version.hdiff", constant.TempUrl); err != nil {
+			return false, err.Error()
+		}
+		patchPkgFile := filepath.Join(constant.TempUrl, "pkg_version.hdiff")
+		sourcePkgFile := filepath.Join(gamePath, "pkg_version")
+		tempPkgFile := filepath.Join(constant.TempUrl, "pkg_version")
+		if err := hpatchz.ApplyPatch(sourcePkgFile, patchPkgFile, tempPkgFile); err != nil {
+			os.Remove(patchPkgFile)
+			os.Remove(tempPkgFile)
+			return false, err.Error()
+		}
+		os.Remove(patchPkgFile)
+	}
+
+	tempPkgFile := filepath.Join(constant.TempUrl, "pkg_version")
+	pkgDataList, err := models.LoadPkgVersion(tempPkgFile)
+	if err != nil {
+		os.Remove(tempPkgFile)
+		return false, err.Error()
+	}
+	os.Remove(tempPkgFile)
+
+	// MD5 check BinaryVersion
+	flags := false
+	for _, pkgData := range pkgDataList {
+		if filepath.ToSlash(pkgData.RemoteFile) == "StarRail_Data/StreamingAssets/BinaryVersion.bytes" {
+			flags = true
+			md5, err := verifier.FileMD5(tempBinFile)
+			if err != nil {
+				os.Remove(tempBinFile)
+				return false, err.Error()
+			}
+			if md5 != pkgData.MD5 {
+				os.Remove(tempBinFile)
+				return false, fmt.Sprintf("md5 mismatch for %s: expected %s, got %s",
+					tempBinFile, pkgData.MD5, md5)
+			}
+			break
+		}
+	}
+	if !flags {
+		os.Remove(tempBinFile)
+		return false, "BinaryVersion file not found in patch"
+	}
+	_, err = models.ParseBinaryVersion(tempBinFile)
+	if err != nil {
+		os.Remove(tempBinFile)
+		return false, err.Error()
+	}
+
+	os.Remove(tempBinFile)
+	return true, "validated"
+}
+
+func (h *DiffService) HDiffPatchData(gamePath string) (bool, string) {
+	hdiffMapPath := filepath.Join(gamePath, "hdiffmap.json")
+	hdiffFilesPath := filepath.Join(gamePath, "hdifffiles.txt")
+	hdifffilesJsonPath := filepath.Join(gamePath, "hdifffiles.json")
+
+	var jsonData struct {
+		DiffMap []*models.HDiffData `json:"diff_map"`
+	}
+
+	if _, err := os.Stat(hdiffMapPath); err == nil {
+		data, err := os.ReadFile(hdiffMapPath)
+		if err != nil {
+			return false, err.Error()
+		}
+
+		var jsonDataDiffMap struct {
+			DiffMap []*models.DiffMapType `json:"diff_map"`
+		}
+		if err := json.Unmarshal(data, &jsonDataDiffMap); err != nil {
+			return false, err.Error()
+		}
+		for _, entry := range jsonDataDiffMap.DiffMap {
+			jsonData.DiffMap = append(jsonData.DiffMap, entry.ToHDiffData())
+		}
+	} else if _, err := os.Stat(hdifffilesJsonPath); err == nil {
+		data, err := os.ReadFile(hdifffilesJsonPath)
+		if err != nil {
+			return false, err.Error()
+		}
+		if err := json.Unmarshal(data, &jsonData); err != nil {
+			return false, err.Error()
+		}
+	} else if _, err := os.Stat(hdiffFilesPath); err == nil {
+		files, err := models.LoadHDiffFiles(hdiffFilesPath)
+		if err != nil {
+			return false, err.Error()
+		}
+		for _, entry := range files {
+			jsonData.DiffMap = append(jsonData.DiffMap, entry.ToHDiffData())
+		}
+	} 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(
+			"diff:progress", map[string]int{
+				"progress":    i,
+				"maxProgress": len(jsonData.DiffMap),
+			})
+
+		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.Remove(filepath.Join(gamePath, "hdiffmap.json"))
+	os.Remove(filepath.Join(gamePath, "hdifffiles.txt"))
+	os.Remove(filepath.Join(gamePath, "hdifffiles.json"))
+	return true, "patching completed"
+}
+
+func (h *DiffService) DeleteFiles(gamePath string) (bool, string) {
+	var deleteFiles []string
+
+	file, err := os.Open(filepath.Join(gamePath, "deletefiles.txt"))
+	if err != nil {
+		return false, ""
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+		if line != "" {
+			deleteFiles = append(deleteFiles, line)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		file.Close()
+		return false, "no delete files exist"
+	}
+
+	file.Close()
+
+	for i, file := range deleteFiles {
+		os.Remove(filepath.Join(gamePath, file))
+		application.Get().Event.Emit("diff:progress", map[string]int{"progress": i, "maxProgress": len(deleteFiles)})
+	}
+	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 +1,87 @@
+package diffService
+
+import (
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/sevenzip"
+	"io"
+	"os"
+	"path/filepath"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+func (h *DiffService) DataExtract(gamePath, patchPath string) (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()
+	}
+	return true, "extract completed"
+}
+
+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"
@@ -8,7 +8,6 @@ import (
 	"path/filepath"
 	"runtime"
 	"strings"
-
 	"github.com/wailsapp/wails/v3/pkg/application"
 	"golang.org/x/sys/windows"
 )
@@ -31,7 +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)
@@ -40,6 +39,9 @@ func (f *FSService) PickFile() (string, error) {
 	} else {
 		dialog.SetTitle("Select a file/directory")
 	}
+	if filter == "exe" {
+		dialog.AddFilter("Executable Files (*.exe)", "*.exe")
+	}
 	if path, err := dialog.PromptForSingleSelection(); err == nil {
 		return path, nil
 	}
@@ -70,7 +72,7 @@ func (f *FSService) StartApp(path string) (bool, error) {
 	if strings.HasSuffix(path, "StarRail.exe") {
 		go func() {
 			_ = cmd.Wait()
-			application.Get().EmitEvent("game:exit")
+			application.Get().Event.Emit("game:exit")
 		}()
 	}
 
@@ -107,11 +109,11 @@ func (f *FSService) StartWithConsole(path string) (bool, error) {
 	go func() {
 		_ = cmd.Wait()
 		if strings.HasSuffix(path, "launcher.exe") {
-			application.Get().EmitEvent("game:exit")
+			application.Get().Event.Emit("game:exit")
 		} else if strings.HasSuffix(path, "firefly-go_win.exe") {
-			application.Get().EmitEvent("server:exit")
+			application.Get().Event.Emit("server:exit")
 		} else if strings.HasSuffix(path, "FireflyProxy.exe") {
-			application.Get().EmitEvent("proxy:exit")
+			application.Get().Event.Emit("proxy:exit")
 		}
 	}()
 	return true, nil
@@ -128,7 +130,7 @@ func (f *FSService) OpenFolder(path string) (bool, string) {
 	}
 
 	url := "file:///" + filepath.ToSlash(absPath)
-	application.Get().BrowserOpenURL(url)
+	application.Get().Browser.OpenURL(url)
 
 	return true, ""
 }
@@ -140,3 +142,4 @@ func (f *FSService) FileExistsInZip(archivePath, fileInside string) (bool, strin
 	}
 	return exists, ""
 }
+

internal/git-service.go

@@ -1,203 +0,0 @@
-package internal
-
-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"
-)
-
-type GitService struct{}
-
-func (g *GitService) GetLatestServerVersion(oldVersion string) (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().EmitEvent("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(oldVersion string) (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().EmitEvent("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/launcher.go

@@ -0,0 +1,57 @@
+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) {
+	asset, ok := g.getReleaseAsset(version, constant.LauncherGitUrl, constant.LauncherFile)
+	if !ok {
+		return false, "no release found"
+	}
+
+	resp, err := http.Get(asset.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 +1,71 @@
+package gitService
+
+import (
+	"encoding/json"
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+	"time"
+
+	"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) {
+	asset, ok := g.getReleaseAsset(version, constant.ProxyGitUrl, constant.ProxyZipFile)
+	if !ok {
+		return false, "no release found"
+	}
+
+	if err := os.MkdirAll(constant.ProxyStorageUrl, 0755); err != nil {
+		return false, err.Error()
+	}
+
+	saveFile := filepath.Join(constant.ProxyStorageUrl, asset.Name)
+	tmpPath, err := g.downloadFileParallel(saveFile, asset.BrowserDownloadURL, 4, func(percent float64, speed string) {
+		application.Get().Event.Emit("download:proxy", map[string]interface{}{
+			"percent": fmt.Sprintf("%.2f", percent),
+			"speed":   speed,
+		})
+	})
+	if err != nil {
+		return false, err.Error()
+	}
+	for i := 0; i < 3; i++ {
+		if err := os.Rename(tmpPath, saveFile); err == nil {
+			return true, ""
+		}
+		time.Sleep(300 * time.Millisecond)
+	}
+	return false, "failed to rename tmp file after retries"
+}
+
+func (g *GitService) UnzipProxy() {
+	g.unzipParallel(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile), constant.ProxyStorageUrl)
+	os.Remove(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile))
+}

internal/git-service/server.go

@@ -0,0 +1,71 @@
+package gitService
+
+import (
+	"encoding/json"
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+	"time"
+
+	"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) {
+	asset, ok := g.getReleaseAsset(version, constant.ServerGitUrl, constant.ServerZipFile)
+	if !ok {
+		return false, "no release found"
+	}
+
+	if err := os.MkdirAll(constant.ServerStorageUrl, 0755); err != nil {
+		return false, err.Error()
+	}
+
+	saveFile := filepath.Join(constant.ServerStorageUrl, asset.Name)
+	tmpPath, err := g.downloadFileParallel(saveFile, asset.BrowserDownloadURL, 4, func(percent float64, speed string) {
+		application.Get().Event.Emit("download:server", map[string]interface{}{
+			"percent": fmt.Sprintf("%.2f", percent),
+			"speed":   speed,
+		})
+	})
+	if err != nil {
+		return false, err.Error()
+	}
+	for i := 0; i < 3; i++ {
+		if err := os.Rename(tmpPath, saveFile); err == nil {
+			return true, ""
+		}
+		time.Sleep(300 * time.Millisecond)
+	}
+	return false, "failed to rename tmp file after retries"
+}
+
+func (g *GitService) UnzipServer() {
+	g.unzipParallel(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile), constant.ServerStorageUrl)
+	os.Remove(filepath.Join(constant.ServerStorageUrl, constant.ServerZipFile))
+}

internal/git-service/util.go

@@ -0,0 +1,251 @@
+package gitService
+
+import (
+	"archive/zip"
+	"encoding/json"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"math"
+	"net/http"
+	"os"
+	"path/filepath"
+	"runtime"
+	"sync"
+	"time"
+
+)
+
+func HumanFormat(bytes float64) string {
+	if math.IsNaN(bytes) || math.IsInf(bytes, 0) {
+		return fmt.Sprintf("%v", bytes)
+	}
+	if bytes == 0 {
+		return "0B"
+	}
+
+	neg := bytes < 0
+	if neg {
+		bytes = -bytes
+	}
+
+	units := []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB"}
+	i := 0
+	for bytes >= 1024 && i < len(units)-1 {
+		bytes /= 1024
+		i++
+	}
+
+	res := fmt.Sprintf("%.1f%s", bytes, units[i])
+	if neg {
+		res = "-" + res
+	}
+	return res
+}
+
+type WriteCounter struct {
+	Total     uint64
+	StartTime time.Time
+	OnEmit    func(percent float64, speed string)
+	TotalSize int64
+	mu        sync.Mutex
+}
+
+func NewWriteCounter(total int64, onEmit func(percent float64, speed string)) *WriteCounter {
+	return &WriteCounter{
+		StartTime: time.Now(),
+		TotalSize: total,
+		OnEmit:    onEmit,
+	}
+}
+
+func (wc *WriteCounter) Add(n int) {
+	wc.mu.Lock()
+	defer wc.mu.Unlock()
+	wc.Total += uint64(n)
+	wc.PrintProgress()
+}
+
+func (wc *WriteCounter) PrintProgress() {
+	elapsed := time.Since(wc.StartTime).Seconds()
+	if elapsed < 0.001 {
+		elapsed = 0.001
+	}
+	speed := float64(wc.Total) / elapsed
+	percent := float64(wc.Total) / float64(wc.TotalSize) * 100
+	if wc.OnEmit != nil {
+		wc.OnEmit(percent, fmt.Sprintf("%s/s", HumanFormat(speed)))
+	}
+}
+
+func (g *GitService) downloadFileParallel(filePath, url string, numParts int, onEmit func(percent float64, speed string)) (tmpPath string, err error) {
+	resp, err := http.Head(url)
+	if err != nil {
+		return "", fmt.Errorf("failed to get head: %w", err)
+	}
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("bad status: %s", resp.Status)
+	}
+
+	size := resp.ContentLength
+	tmpPath = filePath + ".tmp"
+
+	out, err := os.Create(tmpPath)
+	if err != nil {
+		return "", fmt.Errorf("failed to create tmp file: %w", err)
+	}
+	defer out.Close()
+
+	counter := NewWriteCounter(size, onEmit)
+	partSize := size / int64(numParts)
+	var wg sync.WaitGroup
+	var mu sync.Mutex
+
+	for i := 0; i < numParts; i++ {
+		start := int64(i) * partSize
+		end := start + partSize - 1
+		if i == numParts-1 {
+			end = size - 1
+		}
+
+		_ = start
+		_ = end
+
+		wg.Go(func() {
+			req, _ := http.NewRequest("GET", url, nil)
+			req.Header.Set("Range", fmt.Sprintf("bytes=%d-%d", start, end))
+			resp, err := http.DefaultClient.Do(req)
+			if err != nil {
+				return
+			}
+			defer resp.Body.Close()
+
+			buf := make([]byte, 32*1024)
+			var written int64
+			for {
+				n, err := resp.Body.Read(buf)
+				if n > 0 {
+					mu.Lock()
+					out.Seek(start+written, 0)
+					out.Write(buf[:n])
+					mu.Unlock()
+					written += int64(n)
+					counter.Add(n)
+				}
+				if err == io.EOF {
+					break
+				}
+				if err != nil {
+					break
+				}
+			}
+		})
+	}
+
+	wg.Wait()
+	return tmpPath, nil
+}
+
+// --- Helper getReleaseAsset ---
+func (g *GitService) getReleaseAsset(version, url, fileName string) (models.AssetType, bool) {
+	resp, err := http.Get(url)
+	if err != nil {
+		return models.AssetType{}, false
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+	var releases []*models.ReleaseType
+	if err := json.Unmarshal(body, &releases); err != nil || len(releases) == 0 {
+		return models.AssetType{}, false
+	}
+
+	for _, release := range releases {
+		if release.TagName == version {
+			for _, asset := range release.Assets {
+				if asset.Name == fileName {
+					return asset, true
+				}
+			}
+		}
+	}
+	return models.AssetType{}, false
+}
+
+func (g *GitService) unzipParallel(src string, dest string) error {
+	numCPU := runtime.NumCPU()
+
+	reserved := 1
+	if numCPU > 4 {
+		reserved = 2
+	}
+	maxWorkers := numCPU - reserved
+	if maxWorkers < 1 {
+		maxWorkers = 1
+	}
+	r, err := zip.OpenReader(src)
+	if err != nil {
+		return err
+	}
+	defer r.Close()
+
+	err = os.MkdirAll(dest, 0755)
+	if err != nil {
+		return err
+	}
+
+	type job struct {
+		f *zip.File
+	}
+	jobs := make(chan job)
+	var wg sync.WaitGroup
+
+	for i := 0; i < maxWorkers; i++ {
+
+		wg.Go(func() {
+			for j := range jobs {
+				err := g.extractFile(j.f, dest)
+				if err != nil {
+					fmt.Printf("Error extracting %s: %v\n", j.f.Name, err)
+				}
+			}
+		})
+	}
+
+	for _, f := range r.File {
+		jobs <- job{f}
+	}
+	close(jobs)
+
+	wg.Wait()
+
+	return nil
+}
+
+func (g *GitService) extractFile(f *zip.File, dest string) error {
+	fp := filepath.Join(dest, f.Name)
+
+	if f.FileInfo().IsDir() {
+		return os.MkdirAll(fp, f.Mode())
+	}
+
+	err := os.MkdirAll(filepath.Dir(fp), 0755)
+	if err != nil {
+		return err
+	}
+
+	rc, err := f.Open()
+	if err != nil {
+		return err
+	}
+	defer rc.Close()
+
+	out, err := os.OpenFile(fp, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
+	if err != nil {
+		return err
+	}
+	defer out.Close()
+
+	_, err = io.Copy(out, rc)
+	return err
+}

internal/hdiffz-service.go

@@ -1,212 +0,0 @@
-package internal
-
-import (
-	"bufio"
-	"encoding/json"
-	"firefly-launcher/pkg/constant"
-	"firefly-launcher/pkg/models"
-	"firefly-launcher/pkg/sevenzip"
-	"firefly-launcher/pkg/verifier"
-	"fmt"
-	"io"
-	"os"
-	"os/exec"
-	"path/filepath"
-	"strings"
-	"syscall"
-
-	"github.com/wailsapp/wails/v3/pkg/application"
-)
-
-type HdiffzService struct{}
-
-func (h *HdiffzService) 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()
-	}
-
-	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.ExtractAFileFromZip(patchPath, "StarRail_Data\\StreamingAssets\\BinaryVersion.bytes", constant.TempUrl); err != nil {
-		return false, err.Error()
-	}
-
-	binPath := filepath.Join(constant.TempUrl, "BinaryVersion.bytes")
-	newVersionData, err := models.ParseBinaryVersion(binPath)
-	if err != nil {
-		return false, err.Error()
-	}
-	defer os.Remove(binPath)
-
-	v := newVersionData.Subtract(*oldVersionData)
-	if v != 0 && v != 1 {
-		return false, fmt.Sprintf("the diff version %s not valid with game version %s", newVersionData, oldVersionData)
-	}
-
-	return true, "validated"
-}
-func (h *HdiffzService) DataExtract(gamePath, patchPath 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()
-	}
-
-	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().EmitEvent("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()
-	}
-
-	_ = os.RemoveAll(constant.TempUrl)
-
-	return true, "cut completed"
-}
-
-func (h *HdiffzService) PatchData(gamePath string) (bool, string) {
-	data, err := os.ReadFile(filepath.Join(gamePath, "hdiffmap.json"))
-	if err != nil {
-		return false, err.Error()
-	}
-
-	var jsonData struct {
-		DiffMap []*models.DiffMapType `json:"diff_map"`
-	}
-	if err := json.Unmarshal(data, &jsonData); err != nil {
-		return false, err.Error()
-	}
-
-	for i, entry := range jsonData.DiffMap {
-		application.Get().EmitEvent(
-			"hdiffz:progress", map[string]int{
-				"progress":    i,
-				"maxProgress": len(jsonData.DiffMap),
-			})
-		sourceFile := filepath.Join(gamePath, entry.SourceFileName)
-		patchFile := filepath.Join(gamePath, entry.PatchFileName)
-		targetFile := filepath.Join(gamePath, entry.TargetFileName)
-
-		if _, err := os.Stat(sourceFile); os.IsNotExist(err) {
-			continue
-		}
-		if _, err := os.Stat(patchFile); os.IsNotExist(err) {
-			continue
-		}
-
-		cmd := exec.Command(constant.ToolHPatchzExe.String(), sourceFile, patchFile, targetFile)
-		cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
-		_, err := cmd.CombinedOutput()
-		if err != nil {
-			continue
-		}
-	}
-
-	return true, "patching completed"
-}
-
-func (h *HdiffzService) DeleteFiles(gamePath string) (bool, string) {
-	var deleteFiles []string
-
-	file, err := os.Open(filepath.Join(gamePath, "deletefiles.txt"))
-	if err != nil {
-		return false, ""
-	}
-	defer file.Close()
-
-	scanner := bufio.NewScanner(file)
-	for scanner.Scan() {
-		line := strings.TrimSpace(scanner.Text())
-		if line != "" {
-			deleteFiles = append(deleteFiles, line)
-		}
-	}
-
-	if err := scanner.Err(); err != nil {
-		return false, ""
-	}
-
-	for i, file := range deleteFiles {
-		os.Remove(filepath.Join(gamePath, file))
-		application.Get().EmitEvent("hdiffz:progress", map[string]int{"progress": i, "maxProgress": len(deleteFiles)})
-	}
-
-	return true, ""
-}

internal/language-service.go

@@ -1,146 +0,0 @@
-package internal
-
-import (
-	"bytes"
-	"fmt"
-	"os"
-	"path/filepath"
-)
-
-type LanguageService struct{}
-
-func isValidLang(lang string) bool {
-	valid := []string{"en", "jp", "cn", "kr"}
-	for _, v := range valid {
-		if lang == v {
-			return true
-		}
-	}
-	return false
-}
-
-func (l *LanguageService) GetLanguage(path string) (string, string, error) {
-	files, err := os.ReadDir(path)
-	if err != nil {
-		return "", "", err
-	}
-
-	for _, file := range files {
-		filePath := filepath.Join(path, file.Name())
-
-		content, err := os.ReadFile(filePath)
-		if err != nil {
-			continue
-		}
-
-		patternToFind := []byte("SpriteOutput/UI/Fonts/RPG_CN.ttf")
-		idx := bytes.Index(content, patternToFind)
-		if idx == -1 {
-			continue
-		}
-
-		pattern := []byte("Korean")
-		idx = bytes.Index(content, pattern)
-		if idx == -1 {
-			continue
-		}
-
-		// Move to os text language
-		idx += 10
-		idx += 4
-		osText := string(content[idx : idx+2])
-		idx += 3 * 4 
-
-		// Move to cn voice language
-		idx += 1
-		idx += 5
-		cnVoice := string(content[idx : idx+2])
-		idx += 3 * 2 // skip 2 entries
-
-		// Move to os voice language
-		idx += 1
-		idx += 5
-		osVoice := string(content[idx : idx+2])
-		idx += 3 * 5 // skip 5 entries
-
-		// Move to cn text language
-		idx += 1
-		idx += 4
-		cnText := string(content[idx : idx+2])
-
-		textLang := osText
-		voiceLang := osVoice
-		if !isValidLang(textLang) {
-			textLang = cnText
-		}
-		if !isValidLang(voiceLang) {
-			voiceLang = cnVoice
-		}
-
-		return textLang, voiceLang, nil
-	}
-
-	return "", "", fmt.Errorf("couldn't find file to read language from")
-}
-
-func replaceBytes(content []byte, idx int, choice string, param int) int {
-	for i := 0; i < param; i++ {
-		copy(content[idx:idx+2], []byte(choice))
-		idx += 3
-	}
-	return idx
-}
-
-func (l *LanguageService) SetLanguage(path string, text, voice string) (bool, error) {
-	files, err := os.ReadDir(path)
-	if err != nil {
-		return false, err
-	}
-
-	for _, file := range files {
-		filePath := filepath.Join(path, file.Name())
-
-		content, err := os.ReadFile(filePath)
-		if err != nil {
-			continue
-		}
-
-		patternToFind := []byte("SpriteOutput/UI/Fonts/RPG_CN.ttf")
-		idx := bytes.Index(content, patternToFind)
-		if idx == -1 {
-			continue
-		}
-
-		pattern := []byte("Korean")
-		idx = bytes.Index(content, pattern)
-		if idx == -1 {
-			continue
-		}
-
-		idx += 10
-		idx += 4
-		idx = replaceBytes(content, idx, text, 4)
-		idx += 1
-
-		idx += 5
-		idx = replaceBytes(content, idx, voice, 2)
-		idx += 1
-
-		idx += 5
-		idx = replaceBytes(content, idx, voice, 5)
-
-		idx += 1
-
-		idx += 4
-		_ = replaceBytes(content, idx, text, 2)
-
-		err = os.WriteFile(filePath, content, 0644)
-		if err != nil {
-			return false, err
-		}
-
-		return true, nil
-	}
-
-	return false, fmt.Errorf("couldn't find file to patch. Make sure this file is placed in the correct folder")
-}

internal/language-service/language.go

@@ -0,0 +1,175 @@
+package languageService
+
+import (
+	"bytes"
+	assetMeta "firefly-launcher/pkg/language-patch/asset-meta"
+	excelLanguage "firefly-launcher/pkg/language-patch/excel-language"
+	"firefly-launcher/pkg/models"
+	"os"
+	"path/filepath"
+	"slices"
+	"strings"
+)
+
+type LanguageService struct{}
+
+func isValidLang(lang string) bool {
+	valid := []string{"en", "jp", "cn", "kr"}
+	return slices.Contains(valid, lang)
+}
+
+func (l *LanguageService) GetLanguage(path string) (bool, string, string, string) {
+	currentVersionGame, err := models.ParseBinaryVersion(filepath.Join(path, "BinaryVersion.bytes"))
+	if err != nil {
+		return false, "", "", err.Error()
+	}
+
+	typeVersionGame := "os"
+	if strings.Contains(currentVersionGame.Name, "CN") {
+		typeVersionGame = "cn"
+	}
+
+	assetPath := filepath.Join(path, "DesignData\\Windows")
+
+	indexHash, err := assetMeta.GetIndexHash(assetPath)
+	if err != nil {
+		return false, "", "", err.Error()
+	}
+
+	DesignIndex, err := assetMeta.DesignIndexFromBytes(assetPath, indexHash)
+	if err != nil {
+		return false, "", "", err.Error()
+	}
+	dataEntry, fileEntry, err := DesignIndex.FindDataAndFileByTarget(-515329346)
+	if err != nil {
+		return false, "", "", err.Error()
+	}
+	allowedLanguage := excelLanguage.NewExcelLanguage(assetPath, &dataEntry, &fileEntry)
+	languageRows, err := allowedLanguage.Parse()
+	if err != nil {
+		return false, "", "", err.Error()
+	}
+
+	currentTextLang := ""
+	currentVoiceLang := ""
+
+	pairs := []struct {
+		area string
+		typ  *uint8
+	}{
+		{"os", nil},
+		{"cn", func() *uint8 { v := uint8(1); return &v }()},
+		{"os", func() *uint8 { v := uint8(1); return &v }()},
+		{"cn", nil},
+	}
+	
+	for _, p := range pairs {
+		var found *excelLanguage.LanguageRow
+		for i := range languageRows {
+			if languageRows[i].Area != nil && *languageRows[i].Area == p.area {
+				if (languageRows[i].Type == nil && p.typ == nil) ||
+					(languageRows[i].Type != nil && p.typ != nil && *languageRows[i].Type == *p.typ) {
+					found = &languageRows[i]
+					break
+				}
+			}
+		}
+		if found == nil {
+			continue
+		}
+		if found.DefaultLanguage != nil && found.Area != nil && *found.Area == typeVersionGame && found.Type == nil {
+			currentTextLang = *found.DefaultLanguage
+		}
+		if found.DefaultLanguage != nil && found.Area != nil && *found.Area == typeVersionGame && found.Type != nil {
+			currentVoiceLang = *found.DefaultLanguage
+		}
+	}
+
+	if currentTextLang == "" || currentVoiceLang == "" || !isValidLang(currentTextLang) || !isValidLang(currentVoiceLang) {
+		return false, "", "", "not found language"
+	}
+	
+	return true, currentTextLang, currentVoiceLang, ""
+}
+
+
+
+func (l *LanguageService) SetLanguage(path string, text, voice string) (bool, string) {
+	indexHash, err := assetMeta.GetIndexHash(path)
+	if err != nil {
+		return false, err.Error()
+	}
+
+	DesignIndex, err := assetMeta.DesignIndexFromBytes(path, indexHash)
+	if err != nil {
+		return false, err.Error()
+	}
+	dataEntry, fileEntry, err := DesignIndex.FindDataAndFileByTarget(-515329346)
+	if err != nil {
+		return false, err.Error()
+	}
+	allowedLanguage := excelLanguage.NewExcelLanguage(path, &dataEntry, &fileEntry)
+	languageRows, err := allowedLanguage.Parse()
+	if err != nil {
+		return false, err.Error()
+	}
+
+	pairs := []struct {
+		area string
+		typ  *uint8
+		lang string
+	}{
+		{"os", nil, text},
+		{"cn", func() *uint8 { v := uint8(1); return &v }(), voice},
+		{"os", func() *uint8 { v := uint8(1); return &v }(), voice},
+		{"cn", nil, text},
+	}
+	
+	for _, p := range pairs {
+		var found *excelLanguage.LanguageRow
+		for i := range languageRows {
+			if languageRows[i].Area != nil && *languageRows[i].Area == p.area {
+				if (languageRows[i].Type == nil && p.typ == nil) ||
+					(languageRows[i].Type != nil && p.typ != nil && *languageRows[i].Type == *p.typ) {
+					found = &languageRows[i]
+					break
+				}
+			}
+		}
+		if found == nil {
+			continue
+		}
+	
+		found.DefaultLanguage = &p.lang
+		found.LanguageList = []string{p.lang}
+	}
+	
+	data, err := allowedLanguage.Unmarshal(languageRows)
+	if err != nil {
+		return false, err.Error()
+	}
+	
+	filePath := filepath.Join(path, fileEntry.FileByteName+".bytes")
+	
+	f, err := os.OpenFile(filePath, os.O_RDWR, 0644)
+	if err != nil {
+		return false, err.Error()
+	}
+	defer f.Close()
+	
+	if _, err := f.Seek(int64(dataEntry.Offset), 0); err != nil {
+		return false, err.Error()
+	}
+	if _, err := f.Write(data); err != nil {
+		return false, err.Error()
+	}
+	
+	if len(data) < int(dataEntry.Size) {
+		remaining := int(dataEntry.Size) - len(data)
+		zeros := bytes.Repeat([]byte{0}, remaining)
+		if _, err := f.Write(zeros); err != nil {
+			return false, err.Error()
+		}
+	}
+	return true, "success"
+}

internal/util.go

@@ -1,192 +0,0 @@
-package internal
-
-import (
-	"archive/zip"
-	"fmt"
-	"io"
-	"math"
-	"net/http"
-	"os"
-	"path/filepath"
-	"runtime"
-	"sync"
-	"time"
-)
-
-func humanFormat(bytes int64) string {
-	n := float64(bytes)
-	for _, unit := range []string{"", "Ki", "Mi", "Gi"} {
-		if math.Abs(n) < 1024.0 {
-			return fmt.Sprintf("%3.1f%sB", n, unit)
-		}
-		n /= 1024.0
-	}
-	return fmt.Sprintf("%.1fTiB", n)
-}
-
-type WriteCounter struct {
-	Total             uint64
-	StartTime         time.Time
-	OnEmit            func(percent float64, speedMBps float64)
-	TotalSize         int64
-	lastLoggedPercent int
-}
-
-func NewWriteCounter(total int64, onEmit func(percent float64, speedMBps float64)) *WriteCounter {
-	return &WriteCounter{
-		StartTime:         time.Now(),
-		TotalSize:         total,
-		lastLoggedPercent: -1,
-		OnEmit:            onEmit,
-	}
-}
-
-func (wc *WriteCounter) Write(p []byte) (int, error) {
-	n := len(p)
-	wc.Total += uint64(n)
-	wc.PrintProgress()
-	return n, nil
-}
-
-func (wc *WriteCounter) PrintProgress() {
-	elapsed := time.Since(wc.StartTime).Seconds()
-	if elapsed < 0.001 {
-		elapsed = 0.001
-	}
-
-	speed := float64(wc.Total) / 1024 / 1024 / elapsed // MB/s
-	percent := float64(wc.Total) / float64(wc.TotalSize) * 100
-	if wc.OnEmit != nil {
-		wc.OnEmit(percent, speed)
-	}
-}
-
-func DownloadFile(filepath string, url string, onEmit func(percent float64, speed float64)) error {
-	tmpPath := filepath + ".tmp"
-
-	resp, err := http.Get(url)
-	if err != nil {
-		return fmt.Errorf("failed to get file: %w", err)
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode != http.StatusOK {
-		return fmt.Errorf("bad status: %s", resp.Status)
-	}
-
-	out, err := os.Create(tmpPath)
-	if err != nil {
-		return fmt.Errorf("failed to create tmp file: %w", err)
-	}
-
-	counter := NewWriteCounter(resp.ContentLength, onEmit)
-	_, err = io.Copy(out, io.TeeReader(resp.Body, counter))
-	if closeErr := out.Close(); closeErr != nil {
-		return fmt.Errorf("failed to close tmp file: %w", closeErr)
-	}
-	if err != nil {
-		return fmt.Errorf("failed to download file: %w", err)
-	}
-
-	// Delete destination file if it exists
-	if _, err := os.Stat(filepath); err == nil {
-		if err := os.Remove(filepath); err != nil {
-			return fmt.Errorf("failed to remove existing file: %w", err)
-		}
-	}
-
-	for i := 0; i < 3; i++ {
-		err = os.Rename(tmpPath, filepath)
-		if err == nil {
-			break
-		}
-		time.Sleep(300 * time.Millisecond)
-	}
-	if err != nil {
-		return fmt.Errorf("failed to rename after retries: %w", err)
-	}
-
-	return nil
-}
-
-
-
-func unzipParallel(src string, dest string) error {
-	numCPU := runtime.NumCPU()
-
-	reserved := 1
-	if numCPU > 4 {
-		reserved = 2
-	}
-	maxWorkers := numCPU - reserved
-	if maxWorkers < 1 {
-		maxWorkers = 1
-	}
-	r, err := zip.OpenReader(src)
-	if err != nil {
-		return err
-	}
-	defer r.Close()
-
-	err = os.MkdirAll(dest, 0755)
-	if err != nil {
-		return err
-	}
-
-	type job struct {
-		f *zip.File
-	}
-	jobs := make(chan job)
-	var wg sync.WaitGroup
-
-	// Worker pool
-	for i := 0; i < maxWorkers; i++ {
-		wg.Add(1)
-		go func() {
-			defer wg.Done()
-			for j := range jobs {
-				err := extractFile(j.f, dest)
-				if err != nil {
-					fmt.Printf("Error extracting %s: %v\n", j.f.Name, err)
-				}
-			}
-		}()
-	}
-
-	// Feed jobs
-	for _, f := range r.File {
-		jobs <- job{f}
-	}
-	close(jobs)
-	wg.Wait()
-
-	return nil
-}
-
-func extractFile(f *zip.File, dest string) error {
-	fp := filepath.Join(dest, f.Name)
-
-	if f.FileInfo().IsDir() {
-		return os.MkdirAll(fp, f.Mode())
-	}
-
-	err := os.MkdirAll(filepath.Dir(fp), 0755)
-	if err != nil {
-		return err
-	}
-
-	rc, err := f.Open()
-	if err != nil {
-		return err
-	}
-	defer rc.Close()
-
-	out, err := os.OpenFile(fp, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
-	if err != nil {
-		return err
-	}
-	defer out.Close()
-
-	_, err = io.Copy(out, rc)
-	return err
-}

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"
@@ -13,11 +19,6 @@ import (
 	"github.com/wailsapp/wails/v3/pkg/application"
 )
 
-// Wails uses Go's `embed` package to embed the frontend files into the binary.
-// Any files in the frontend/dist folder will be embedded into the binary and
-// made available to the frontend.
-// See https://pkg.go.dev/embed for more information.
-
 //go:embed all:frontend/dist
 var assets embed.FS
 
@@ -42,10 +43,8 @@ func extractFile(embedPath, outPath string) error {
 	return os.WriteFile(outPath, data, 0755)
 }
 
-// main function serves as the application's entry point. It initializes the application, creates a window,
-// and starts a goroutine that emits a time-based event every second. It subsequently runs the application and
-// logs any error that might occur.
 func main() {
+	// Extract required files
 	for outPath, embedPath := range constant.RequiredFiles {
 		if !fileExists(outPath.String()) {
 			err := extractFile(embedPath, outPath.String())
@@ -54,44 +53,44 @@ func main() {
 			}
 		}
 	}
-	// Create a new Wails application by providing the necessary options.
-	// Variables 'Name' and 'Description' are for application metadata.
-	// 'Assets' configures the asset server with the 'FS' variable pointing to the frontend files.
-	// 'Bind' is a list of Go struct instances. The frontend has access to the methods of these instances.
-	// 'Mac' options tailor the application when running an macOS.
+
+	// Remove old executable
+	exePath, err := os.Executable()
+	if err == nil {
+		dir := filepath.Dir(exePath)
+		base := filepath.Base(exePath)
+		oldPath := filepath.Join(dir, "."+base+".old")
+
+		fmt.Println("Old executable path:", oldPath)
+		os.Remove(oldPath)
+	}
+	// Create application
 	app := application.New(application.Options{
 		Name:        "firefly-launcher",
 		Description: "Firefly Launcher - Kain",
 		Services: []application.Service{
-			application.NewService(&internal.FSService{}),
-			application.NewService(&internal.LanguageService{}),
-			application.NewService(&internal.GitService{}),
-			application.NewService(&internal.HdiffzService{}),
+			application.NewService(&fsService.FSService{}),
+			application.NewService(&languageService.LanguageService{}),
+			application.NewService(&gitService.GitService{}),
+			application.NewService(&diffService.DiffService{}),
+			application.NewService(&appService.AppService{}),
 		},
 		Assets: application.AssetOptions{
 			Handler: application.AssetFileServerFS(assets),
-			
 		},
 		Mac: application.MacOptions{
 			ApplicationShouldTerminateAfterLastWindowClosed: true,
 		},
 	})
 
-	// Create a new window with the necessary options.
-	// 'Title' is the title of the window.
-	// 'Mac' options tailor the window when running on macOS.
-	// 'BackgroundColour' is the background colour of the window.
-	// 'URL' is the URL that will be loaded into the webview.
-
-	app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
-
+	// Create window
+	app.Window.NewWithOptions(application.WebviewWindowOptions{
 		Title: "Firefly Launcher - Kain",
 		Mac: application.MacWindow{
 			InvisibleTitleBarHeight: 50,
 			Backdrop:                application.MacBackdropTranslucent,
 			TitleBar:                application.MacTitleBarHiddenInset,
 		},
-
 		BackgroundColour: application.NewRGB(27, 38, 54),
 		Width:            1200,
 		Height:           600,
@@ -99,7 +98,23 @@ func main() {
 		DevToolsEnabled:  true,
 	})
 
-	err := app.Run()
+	iconBytes, _ := tools.ReadFile("assets/appicon.png")
+	systemTray := app.SystemTray.New()
+	systemTray.SetIcon(iconBytes)
+	systemTray.SetTooltip("Firefly Launcher")
+
+	// Attach the window to the system tray
+	menu := application.NewMenu()
+	menu.Add("Open").OnClick(func(ctx *application.Context) {
+		// Handle click
+	})
+	menu.Add("Quit").OnClick(func(ctx *application.Context) {
+		app.Quit()
+	})
+
+	systemTray.SetMenu(menu)
+
+	err = app.Run()
 	if err != nil {
 		log.Fatal(err)
 	}

pkg/constant/constant.go

@@ -2,12 +2,16 @@ package constant
 
 const ProxyGitUrl = "https://git.kain.io.vn/api/v1/repos/Firefly-Shelter/Firefly_Proxy/releases"
 const ServerGitUrl = "https://git.kain.io.vn/api/v1/repos/Firefly-Shelter/FireflyGo_Local_Archive/releases"
+const LauncherGitUrl = "https://git.kain.io.vn/api/v1/repos/Firefly-Shelter/Firefly_Launcher/releases"
 const ServerStorageUrl = "./server"
 const ProxyStorageUrl = "./proxy"
 const ServerZipFile = "prebuild_win_x86.zip"
 const ProxyZipFile = "64bit.zip"
+const LauncherFile = "firefly-launcher.exe"
 const TempUrl = "./temp"
 
+const CurrentLauncherVersion = "2.0.0"
+
 type ToolFile string
 
 const (
@@ -15,15 +19,13 @@ const (
 	Tool7zaDLL     ToolFile = "bin/7za.dll"
 	Tool7zxaDLL    ToolFile = "bin/7zxa.dll"
 	ToolHPatchzExe ToolFile = "bin/hpatchz.exe"
-	ToolHDiffzExe  ToolFile = "bin/hdiffz.exe"
 )
 
 var RequiredFiles = map[ToolFile]string{
-	Tool7zaExe:     "assets/7zip/7za.exe",
-	Tool7zaDLL:     "assets/7zip/7za.dll",
-	Tool7zxaDLL:    "assets/7zip/7zxa.dll",
-	ToolHPatchzExe: "assets/HDiffPatch/hpatchz.exe",
-	ToolHDiffzExe:  "assets/HDiffPatch/hdiffz.exe",
+	Tool7zaExe:     "assets/7za.exe",
+	Tool7zaDLL:     "assets/7za.dll",
+	Tool7zxaDLL:    "assets/7zxa.dll",
+	ToolHPatchzExe: "assets/hpatchz.exe",
 }
 
 func (t ToolFile) GetEmbedPath() 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{
+	0x0a, 0x13, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x66, 0x69, 0x72, 0x65, 0x66, 0x6c, 0x79, 0x2e,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x07, 0x66, 0x69, 0x72, 0x65, 0x66, 0x6c, 0x79, 0x22, 0x41,
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+	0x10, 0x6f, 0x72, 0x69, 0x67, 0x69, 0x6e, 0x61, 0x6c, 0x46, 0x69, 0x6c, 0x65, 0x53, 0x69, 0x7a,
+	0x65, 0x12, 0x2a, 0x0a, 0x11, 0x6f, 0x72, 0x69, 0x67, 0x69, 0x6e, 0x61, 0x6c, 0x5f, 0x66, 0x69,
+	0x6c, 0x65, 0x5f, 0x6d, 0x64, 0x35, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0f, 0x6f, 0x72,
+	0x69, 0x67, 0x69, 0x6e, 0x61, 0x6c, 0x46, 0x69, 0x6c, 0x65, 0x4d, 0x64, 0x35, 0x42, 0x0e, 0x5a,
+	0x0c, 0x2e, 0x2f, 0x66, 0x69, 0x72, 0x65, 0x66, 0x6c, 0x79, 0x2f, 0x70, 0x62, 0x62, 0x06, 0x70,
+	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
+}

pkg/hpatchz/hpatchz.go

@@ -0,0 +1,34 @@
+package hpatchz
+
+import (
+	"firefly-launcher/pkg/constant"
+	"fmt"
+	"os/exec"
+	"syscall"
+)
+
+func ApplyPatch(oldFile, diffFile, newFile string) error {
+	cmd := exec.Command(constant.ToolHPatchzExe.String(), "-f", oldFile, diffFile, newFile)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return fmt.Errorf("failed to execute hpatchz: %w", err)
+	}
+	if cmd.ProcessState.ExitCode() != 0 {
+		return fmt.Errorf("hpatchz failed: %s", string(output))
+	}
+	return nil
+}
+
+func ApplyPatchEmpty(diffFile, newFile string) error {
+	cmd := exec.Command(constant.ToolHPatchzExe.String(), "-f", "", diffFile, newFile)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return fmt.Errorf("failed to execute hpatchz: %w", err)
+	}
+	if cmd.ProcessState.ExitCode() != 0 {
+		return fmt.Errorf("hpatchz failed: %s", string(output))
+	}
+	return nil
+}

pkg/language-patch/asset-meta/bytehash16.go

@@ -0,0 +1,30 @@
+package assetMeta
+
+import (
+	"fmt"
+	"io"
+)
+
+type ByteHash16 []byte
+
+func ByteHash16FromBytes(r io.ReadSeeker) (ByteHash16, error) {
+	fullHash := make([]byte, 16)
+	buf := make([]byte, 4)
+	for i := 0; i < 4; i++ {
+		if _, err := io.ReadFull(r, buf); err != nil {
+			return nil, err
+		}
+		for j := 0; j < 4; j++ {
+			fullHash[i*4+j] = buf[3-j]
+		}
+	}
+	return ByteHash16(fullHash), nil
+}
+
+func (b ByteHash16) String() string {
+	s := ""
+	for _, v := range b {
+		s += fmt.Sprintf("%02x", v)
+	}
+	return s
+}

pkg/language-patch/asset-meta/dataEntry.go

@@ -0,0 +1,28 @@
+package assetMeta
+
+import (
+	"encoding/binary"
+	"io"
+)
+
+type DataEntry struct {
+	NameHash int32
+	Size     uint32
+	Offset   uint32
+}
+
+func DataEntryFromBytes(r io.Reader) (*DataEntry, error) {
+	var d DataEntry
+
+	if err := binary.Read(r, binary.BigEndian, &d.NameHash); err != nil {
+		return nil, err
+	}
+	if err := binary.Read(r, binary.BigEndian, &d.Size); err != nil {
+		return nil, err
+	}
+	if err := binary.Read(r, binary.BigEndian, &d.Offset); err != nil {
+		return nil, err
+	}
+
+	return &d, nil
+}

pkg/language-patch/asset-meta/designIndex.go

@@ -0,0 +1,98 @@
+package assetMeta
+
+import (
+	"bytes"
+	"encoding/binary"
+	"encoding/hex"
+	"errors"
+	"fmt"
+	"os"
+	"path/filepath"
+)
+
+
+type DesignIndex struct {
+	UnkI64          int64
+	FileCount       int32
+	DesignDataCount int32
+	FileList        []FileEntry
+}
+
+
+
+func (d *DesignIndex) FindDataAndFileByTarget(target int32) (DataEntry, FileEntry, error) {
+	for _, file := range d.FileList {
+		for _, entry := range file.DataEntries {
+			if entry.NameHash == target {
+				return entry, file, nil
+			}
+		}
+	}
+	return DataEntry{}, FileEntry{}, errors.New("not found")
+}
+
+
+func DesignIndexFromBytes(assetFolder string, indexHash string) (*DesignIndex, error) {
+	path := filepath.Join(assetFolder, fmt.Sprintf("DesignV_%s.bytes", indexHash))
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+	r := bytes.NewReader(data)
+
+	var d DesignIndex
+
+	if err := binary.Read(r, binary.BigEndian, &d.UnkI64); err != nil {
+		return nil, err
+	}
+	if err := binary.Read(r, binary.BigEndian, &d.FileCount); err != nil {
+		return nil, err
+	}
+	if err := binary.Read(r, binary.BigEndian, &d.DesignDataCount); err != nil {
+		return nil, err
+	}
+
+	d.FileList = make([]FileEntry, 0, d.FileCount)
+	for i := int32(0); i < d.FileCount; i++ {
+		entry, err := FileEntryFromBytes(r)
+		if err != nil {
+			return nil, err
+		}
+		d.FileList = append(d.FileList, *entry)
+	}
+
+	return &d, nil
+}
+
+
+func GetIndexHash(assetFolder string) (string, error) {
+	path := filepath.Join(assetFolder, "M_DesignV.bytes")
+
+	f, err := os.Open(path)
+	if err != nil {
+		return "", err
+	}
+	defer f.Close()
+
+	_, err = f.Seek(0x1C, 0)
+	if err != nil {
+		return "", err
+	}
+
+	hash := make([]byte, 0x10)
+	index := 0
+	for i := 0; i < 4; i++ {
+		chunk := make([]byte, 4)
+		_, err := f.Read(chunk)
+		if err != nil {
+			return "", err
+		}
+
+		for bytePos := 3; bytePos >= 0; bytePos-- {
+			hash[index] = chunk[bytePos]
+			index++
+		}
+	}
+
+	return hex.EncodeToString(hash), nil
+}

pkg/language-patch/asset-meta/fileEntry.go

@@ -0,0 +1,63 @@
+package assetMeta
+
+import (
+	"encoding/binary"
+	"fmt"
+	"io"
+)
+
+type FileEntry struct {
+	NameHash       int32
+	FileByteName   string
+	Size           int64
+	DataCount      int32
+	DataEntries    []DataEntry
+	Unk            uint8
+}
+
+func FileEntryFromBytes(r io.Reader) (*FileEntry, error) {
+	var f FileEntry
+
+	if err := binary.Read(r, binary.BigEndian, &f.NameHash); err != nil {
+		return nil, err
+	}
+
+	buf := make([]byte, 16)
+	if _, err := io.ReadFull(r, buf); err != nil {
+		return nil, err
+	}
+	f.FileByteName = toHex(buf)
+
+	if err := binary.Read(r, binary.BigEndian, &f.Size); err != nil {
+		return nil, err
+	}
+	if err := binary.Read(r, binary.BigEndian, &f.DataCount); err != nil {
+		return nil, err
+	}
+
+	f.DataEntries = make([]DataEntry, 0, f.DataCount)
+	for i := int32(0); i < f.DataCount; i++ {
+		entry, err := DataEntryFromBytes(r)
+		if err != nil {
+			return nil, err
+		}
+		f.DataEntries = append(f.DataEntries, *entry)
+	}
+
+	// read 1 byte
+	b := make([]byte, 1)
+	if _, err := r.Read(b); err != nil {
+		return nil, err
+	}
+	f.Unk = b[0]
+
+	return &f, nil
+}
+
+func toHex(buf []byte) string {
+	s := ""
+	for _, b := range buf {
+		s += fmt.Sprintf("%02x", b)
+	}
+	return s
+}