name: Build and Deploy Fonts

on:
  workflow_dispatch:
    inputs:
      updated-fonts:
        description: 'Comma-separated list of fonts to update'
        required: false
        default: 'all'
        type: string
  push:
    branches: [ main ]
    paths:
      - 'src/**'
      - 'scripts/**/*.py'
      - '.github/workflows/build-fonts.yml'

jobs:
  build-fonts:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pages: write
      id-token: write
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
      
      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: latest

      - name: Install Node.js dependencies
        run: pnpm install

      - name: Build fonts using CLI
        env:
          GITHUB_TOKEN: ${{ secrets.PERSONAL_TOKEN }}
        run: |
          echo "🔄 Starting font build workflow..."
          UPDATED_FONTS="${{ github.event.inputs.updated-fonts || 'all' }}"
          echo "📋 Updated fonts parameter: '$UPDATED_FONTS'"
          
          # Build TypeScript first
          pnpm run build
          
          if [ "$UPDATED_FONTS" = "all" ] || [ -z "$UPDATED_FONTS" ]; then
            echo "🎯 Building all fonts (full build)..."
            pnpm run cli:build
          else
            echo "🎯 Building specific fonts: $UPDATED_FONTS"
            # Convert comma-separated list to space-separated for CLI
            FONT_IDS=$(echo "$UPDATED_FONTS" | tr ',' ' ')
            echo "🎯 Converted to CLI format: '$FONT_IDS'"
            pnpm run cli:build --fonts $FONT_IDS
          fi
          echo "✅ Font build completed"
      
      - name: Verify build output
        run: |
          echo "🔍 Checking build output..."
          if [ -d "build" ]; then
            echo "✅ Build directory exists"
            echo "📁 Build directory contents:"
            find build -type f | head -20
          else
            echo "❌ Build directory not found"
            echo "📁 Current directory contents:"
            ls -la
          fi
      
      - name: Create build metadata
        run: |
          echo "📋 Creating build metadata..."
          mkdir -p build
          
          # Create basic directory structure if it doesn't exist
          mkdir -p build/fonts
          mkdir -p build/css
          
          UPDATED_FONTS="${{ github.event.inputs.updated-fonts || 'all' }}"
          if [ "$UPDATED_FONTS" = "all" ] || [ -z "$UPDATED_FONTS" ]; then
            BUILD_TYPE="full"
            PROCESSED_FONTS="all"
          else
            BUILD_TYPE="selective"
            PROCESSED_FONTS="$UPDATED_FONTS"
          fi
          
          # Export fonts config from TypeScript to JSON
          node -e "
            import('./dist/config/fonts/index.js').then(config => {
              console.log(JSON.stringify(config.allFonts, null, 2));
            }).catch(err => {
              console.error('Error loading fonts config:', err);
              process.exit(1);
            });
          " > fonts-config.json
          
          cat > build/metadata.json << EOF
          {
            "buildDate": "$(date -u +%Y-%m-%dT%H:%M:%SZ)",
            "buildId": "${{ github.run_id }}",
            "commit": "${{ github.sha }}",
            "buildType": "$BUILD_TYPE",
            "updatedFonts": "$UPDATED_FONTS",
            "processedFonts": "$PROCESSED_FONTS",
            "fonts": $(cat fonts-config.json)
          }
          EOF
          
          # Clean up temporary file
          rm fonts-config.json
          
          echo "✅ Build metadata created (type: $BUILD_TYPE)"
      
      - name: Get current date
        id: date
        run: echo "date=$(date -u +%Y-%m-%d)" >> $GITHUB_OUTPUT
      
      - name: Incremental deploy to build branch
        uses: peaceiris/actions-gh-pages@v4
        with:
          github_token: ${{ secrets.PERSONAL_TOKEN }}
          publish_dir: ./build
          publish_branch: build
          keep_files: true # Preserve existing files in the build branch
          commit_message: |
            🔄 Font build ${{ github.run_id }} - ${{ steps.date.outputs.date }}
            
            Build type: ${{ github.event.inputs.updated-fonts == 'all' || github.event.inputs.updated-fonts == '' && 'Full build (all fonts)' || format('Selective build: {0}', github.event.inputs.updated-fonts) }}
            Source commit: ${{ github.sha }}
            Triggered by: ${{ github.event_name }}
      
      - name: Summary
        run: |
          echo "✅ Font build and deployment complete!"
          echo "📊 Build Summary:"
          echo "- Build ID: ${{ github.run_id }}"
          UPDATED_FONTS="${{ github.event.inputs.updated-fonts || 'all' }}"
          if [ "$UPDATED_FONTS" = "all" ] || [ -z "$UPDATED_FONTS" ]; then
            echo "- Build type: Full build (all fonts)"
          else
            echo "- Build type: Selective build"
            echo "- Updated fonts: $UPDATED_FONTS"
          fi
          echo "- Build date: $(date -u +%Y-%m-%dT%H:%M:%SZ)"
          echo "- Deployed to: build branch"
          
          if [ -f build/metadata.json ]; then
            echo "📋 Metadata:"
            cat build/metadata.json | jq '.'
          fi
          
          if [ -d build/fonts ]; then
            echo "📦 Generated font files:"
            ls -la build/fonts/
          fi
          
          if [ -d build/css ]; then
            echo "🎨 Generated CSS files:"
            ls -la build/css/
          fi