Create MacOS app bundle via a project target (#1376)

DiscordChatExporter.Gui/DiscordChatExporter.Gui.csproj

@@ -34,4 +34,8 @@
     <ProjectReference Include="..\DiscordChatExporter.Core\DiscordChatExporter.Core.csproj" />
   </ItemGroup>
 
+  <Target Name="PublishMacOSBundle" AfterTargets="Publish" Condition="$(PublishMacOSBundle)">
+    <Exec Command="pwsh -ExecutionPolicy Bypass -File $(ProjectDir)/Publish-MacOSBundle.ps1 -PublishDirPath $(PublishDir) -IconsFilePath $(ProjectDir)/../favicon.icns -FullVersion $(Version) -ShortVersion $(AssemblyVersion)" LogStandardErrorAsError="true" />
+  </Target>
+
 </Project>

DiscordChatExporter.Gui/Publish-MacOSBundle.ps1

@@ -0,0 +1,85 @@
+param(
+    [Parameter(Mandatory=$true)]
+    [string]$PublishDirPath,
+
+    [Parameter(Mandatory=$true)]
+    [string]$IconsFilePath,
+
+    [Parameter(Mandatory=$true)]
+    [string]$FullVersion,
+
+    [Parameter(Mandatory=$true)]
+    [string]$ShortVersion
+)
+
+# Setup paths
+$tempDirPath = Join-Path $PublishDirPath "../publish-macos-app-temp"
+$bundleName = "DiscordChatExporter.app"
+$bundleDirPath = Join-Path $tempDirPath $bundleName
+$contentsDirPath = Join-Path $bundleDirPath "Contents"
+$macosDirPath = Join-Path $contentsDirPath "MacOS"
+$resourcesDirPath = Join-Path $contentsDirPath "Resources"
+
+try {
+    # Initialize the bundle's directory structure
+    New-Item -Path $bundleDirPath -ItemType Directory -Force
+    New-Item -Path $contentsDirPath -ItemType Directory -Force
+    New-Item -Path $macosDirPath -ItemType Directory -Force
+    New-Item -Path $resourcesDirPath -ItemType Directory -Force
+
+    # Copy icons into the .app's Resources folder
+    Copy-Item -Path $IconsFilePath -Destination (Join-Path $resourcesDirPath "AppIcon.icns") -Force
+
+    # Generate the Info.plist metadata file with the app information
+    $plistContent = @"
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+  <dict>
+    <key>CFBundleDisplayName</key>
+    <string>DiscordChatExporter</string>
+    <key>CFBundleName</key>
+    <string>DiscordChatExporter</string>
+    <key>CFBundleExecutable</key>
+    <string>DiscordChatExporter</string>
+    <key>NSHumanReadableCopyright</key>
+    <string>© Oleksii Holub</string>
+    <key>CFBundleIdentifier</key>
+    <string>me.Tyrrrz.DiscordChatExporter</string>
+    <key>CFBundleSpokenName</key>
+    <string>Discord Chat Exporter</string>
+    <key>CFBundleIconFile</key>
+    <string>AppIcon</string>
+    <key>CFBundleIconName</key>
+    <string>AppIcon</string>
+    <key>CFBundleVersion</key>
+    <string>$FullVersion</string>
+    <key>CFBundleShortVersionString</key>
+    <string>$ShortVersion</string>
+    <key>NSHighResolutionCapable</key>
+    <true />
+    <key>CFBundlePackageType</key>
+    <string>APPL</string>
+  </dict>
+</plist>
+"@
+
+    Set-Content -Path (Join-Path $contentsDirPath "Info.plist") -Value $plistContent
+
+    # Delete the previous bundle if it exists
+    if (Test-Path (Join-Path $PublishDirPath $bundleName)) {
+        Remove-Item -Path (Join-Path $PublishDirPath $bundleName) -Recurse -Force
+    }
+
+    # Move all files from the publish directory into the MacOS directory
+    Get-ChildItem -Path $PublishDirPath | ForEach-Object {
+        Move-Item -Path $_.FullName -Destination $macosDirPath -Force
+    }
+
+    # Move the final bundle into the publish directory for upload
+    Move-Item -Path $bundleDirPath -Destination $PublishDirPath -Force
+}
+finally {
+    # Clean up the temporary directory
+    Remove-Item -Path $tempDirPath -Recurse -Force
+}