name: Build and Release DMG

on:
  push:
    tags:
      - 'v0.*.*'
      - 'v[1-9].*.*'
  workflow_dispatch:

jobs:
  build:
    runs-on: macos-15
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Setup Xcode
      uses: maxim-lobanov/setup-xcode@v1
      with:
        xcode-version: '16.1'
    
    - name: Resolve Swift Package Dependencies
      run: |
        xcodebuild -resolvePackageDependencies \
          -scheme iDither
    
    - name: Build app
      run: |
        xcodebuild -scheme iDither \
          -configuration Release \
          -derivedDataPath ./build \
          -destination 'platform=macOS' \
          clean build
    
    - name: Verify build output
      run: |
        echo "🔍 Contenu de ./build/Build/Products/Release/ :"
        ls -la ./build/Build/Products/Release/
    
    - name: Create App Bundle
      run: |
        echo "📦 Création du bundle .app..."
        
        # Trouve l'exécutable compilé
        EXECUTABLE_PATH=$(find ./build/Build/Products/Release -name "iDither" -type f -perm +111 | head -n 1)
        
        if [ -z "$EXECUTABLE_PATH" ]; then
          echo "❌ Exécutable non trouvé"
          echo "🔍 Contenu de Release:"
          ls -la ./build/Build/Products/Release/
          exit 1
        fi
        
        echo "✅ Exécutable trouvé : $EXECUTABLE_PATH"
        
        # Crée la structure du bundle .app
        APP_DIR="./iDither.app"
        mkdir -p "$APP_DIR/Contents/MacOS"
        mkdir -p "$APP_DIR/Contents/Resources"
        
        # Copie l'exécutable
        cp "$EXECUTABLE_PATH" "$APP_DIR/Contents/MacOS/iDither"
        chmod +x "$APP_DIR/Contents/MacOS/iDither"
        
        # Copie les ressources (bundle SPM)
        if [ -d "./build/Build/Products/Release/iDither_iDither.bundle" ]; then
          cp -R "./build/Build/Products/Release/iDither_iDither.bundle" "$APP_DIR/Contents/Resources/"
          echo "✅ Bundle de ressources copié"
        fi
        
        # Crée Info.plist
        cat > "$APP_DIR/Contents/Info.plist" << EOF
        <?xml version="1.0" encoding="UTF-8"?>
        <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
        <plist version="1.0">
        <dict>
            <key>CFBundleExecutable</key>
            <string>iDither</string>
            <key>CFBundleIdentifier</key>
            <string>com.ewengadonnaud.iDither</string>
            <key>CFBundleName</key>
            <string>iDither</string>
            <key>CFBundlePackageType</key>
            <string>APPL</string>
            <key>CFBundleShortVersionString</key>
            <string>${{ github.ref_name }}</string>
            <key>CFBundleVersion</key>
            <string>1</string>
            <key>LSMinimumSystemVersion</key>
            <string>14.0</string>
            <key>NSHighResolutionCapable</key>
            <true/>
        </dict>
        </plist>
        EOF
        
        echo "✅ Bundle .app créé : $APP_DIR"
        ls -la "$APP_DIR/Contents/MacOS/"
    
    - name: Create DMG
      run: |
        APP_PATH="./iDither.app"
        
        if [ ! -d "$APP_PATH" ]; then
          echo "❌ Bundle .app non trouvé"
          exit 1
        fi
        
        echo "✅ Création du DMG depuis : $APP_PATH"
        
        # Crée un dossier temporaire pour le DMG
        mkdir -p dmg_content
        cp -R "$APP_PATH" dmg_content/
        
        # Ajoute un lien vers /Applications
        ln -s /Applications dmg_content/Applications
        
        # Crée le DMG
        hdiutil create -volname "iDither" \
          -srcfolder dmg_content \
          -ov -format UDZO \
          "iDither-${{ github.ref_name }}.dmg"
        
        echo "✅ DMG créé :"
        ls -lh iDither-*.dmg
    
    - name: Create Release
      uses: softprops/action-gh-release@v1
      with:
        files: iDither-*.dmg
        draft: false
        prerelease: ${{ startsWith(github.ref, 'refs/tags/v0.') }}
        body: |
          ## iDither ${{ github.ref_name }}
          
          Application macOS de dithering en temps réel.
          
          ### Installation
          1. Téléchargez le fichier `.dmg`
          2. Ouvrez-le et glissez iDither vers Applications
          3. Au premier lancement, faites clic droit → Ouvrir (sécurité macOS)
          
          ### Changements
          Build automatique via GitHub Actions
          
          ---
          **Plateforme :** macOS 14.0+  
          **Architecture :** Apple Silicon (M1/M2/M3) & Intel
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}