pdfrx/.github/workflows/github-pages.yml at master · SwissAS/pdfrx · GitHub

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name: Build and Deploy Flutter Web to GitHub Pages

on:
  push:
    branches:
      - master
    paths-ignore:
      - '**.md'
      - 'doc/**'

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        example: [viewer, pdf_combine]

    steps:
      - name: Checkout repository
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
      - name: Setup Flutter
        run: |
          git clone https://github.com/flutter/flutter.git --depth 1 --branch stable ~/flutter
          echo "$HOME/flutter/bin" >> $GITHUB_PATH
          ~/flutter/bin/flutter config --no-enable-android --no-enable-linux-desktop
          ~/flutter/bin/flutter channel stable
      - name: Check Flutter SDK version
        run: |
          flutter --version
          FLUTTER_VERSION=$(flutter --version | head -n 1 | awk '{print $2}')
          echo "FLUTTER_VERSION=$FLUTTER_VERSION" >> $GITHUB_ENV

      - name: Check pdfrx version
        run: |
          PDFRX_VERSION=$(awk -F": " '/^version:/ {print $2}' pubspec.yaml)
          echo "PDFRX_VERSION=$PDFRX_VERSION" >> $GITHUB_ENV
      - name: Install dependencies
        run: flutter pub get
      - name: Build Flutter Web App (WASM)
        run: |
          cd packages/pdfrx/example/${{ matrix.example }}/
          flutter build web --wasm --release --base-href "/pdfrx/${{ matrix.example }}/" --dart-define=GITHUB_COMMIT=$GITHUB_SHA --dart-define=PDFRX_VERSION=$PDFRX_VERSION
          sed -i "s/__CONFIGS__/pdfrx=${PDFRX_VERSION},commit=${GITHUB_SHA},flutter=${FLUTTER_VERSION}/g" build/web/index.html
      - name: Upload build artifact
        uses: actions/upload-artifact@v7.0.1
        with:
          name: ${{ matrix.example }}-web
          path: packages/pdfrx/example/${{ matrix.example }}/build/web/
          retention-days: 1

  deploy:
    runs-on: ubuntu-latest
    needs: build
    # NOTE: This workflow automatically update gh-pages branch and it requires write permissions
    permissions:
      contents: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
      - name: Download all artifacts
        uses: actions/download-artifact@v8.0.1
        with:
          path: artifacts/
      - name: Prepare deployment directory
        run: |
          mkdir -p deploy_temp

          # Copy each example to its subdirectory
          cp -r artifacts/viewer-web deploy_temp/viewer
          cp -r artifacts/pdf_combine-web deploy_temp/pdf_combine

          # Extract version info from artifact
          VERSION_INFO=$(grep 'pdfrx-configs' artifacts/viewer-web/index.html | sed 's/.*content="\([^"]*\)".*/\1/')
          PDFRX_VERSION=$(echo "$VERSION_INFO" | sed 's/.*pdfrx=\([^,]*\).*/\1/')
          FLUTTER_VERSION=$(echo "$VERSION_INFO" | sed 's/.*flutter=\([^,]*\).*/\1/')
          echo "PDFRX_VERSION=$PDFRX_VERSION" >> $GITHUB_ENV
          echo "FLUTTER_VERSION=$FLUTTER_VERSION" >> $GITHUB_ENV

          # Create root index.html
          cat > deploy_temp/index.html << 'EOF'
          <!DOCTYPE html>
          <html lang="en">
          <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
            <meta name="pdfrx-configs" content="__CONFIGS__">
            <title>pdfrx - Flutter PDF Library</title>
            <style>
              body {
                font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
                max-width: 800px;
                margin: 50px auto;
                padding: 20px;
                line-height: 1.6;
              }
              h1 {
                color: #333;
                border-bottom: 2px solid #0175c2;
                padding-bottom: 10px;
              }
              .examples {
                display: grid;
                gap: 20px;
                margin-top: 30px;
              }
              .example-card {
                border: 1px solid #ddd;
                border-radius: 8px;
                padding: 20px;
                transition: box-shadow 0.3s;
              }
              .example-card:hover {
                box-shadow: 0 4px 8px rgba(0,0,0,0.1);
              }
              .example-card h2 {
                margin-top: 0;
                color: #0175c2;
              }
              .example-card a {
                display: inline-block;
                margin-top: 10px;
                padding: 10px 20px;
                background: #0175c2;
                color: white;
                text-decoration: none;
                border-radius: 4px;
              }
              .example-card a:hover {
                background: #015a94;
              }
              .footer {
                margin-top: 50px;
                text-align: center;
                color: #666;
                font-size: 0.9em;
              }
              .version-info {
                margin-top: 15px;
                padding-top: 15px;
                border-top: 1px solid #ddd;
                font-size: 0.85em;
                color: #888;
              }
              .version-info a {
                color: #0175c2;
                text-decoration: none;
              }
              .version-info a:hover {
                text-decoration: underline;
              }
            </style>
          </head>
          <body>
            <h1>pdfrx - Flutter PDF Library</h1>
            <p>A powerful and flexible PDF viewer and manipulation library for Flutter.</p>

            <div class="examples">
              <div class="example-card">
                <h2>PDF Viewer</h2>
                <p>A full-featured PDF viewer with zoom, pan, text selection, and more.</p>
                <a href="viewer/">Launch Viewer Demo</a>
              </div>

              <div class="example-card">
                <h2>PDF Combine</h2>
                <p>Combine multiple PDF files into a single document.</p>
                <a href="pdf_combine/">Launch PDF Combine Demo</a>
              </div>
            </div>

            <div class="footer">
              <p>
                <a href="https://github.com/espresso3389/pdfrx" target="_blank">GitHub Repository</a> |
                <a href="https://pub.dev/packages/pdfrx" target="_blank">pub.dev Package</a>
              </p>
              <p class="version-info">
                pdfrx: __PDFRX_VERSION__ | commit: <a href="https://github.com/espresso3389/pdfrx/commit/__COMMIT__" target="_blank">__COMMIT_SHORT__</a> | Flutter: __FLUTTER_VERSION__
              </p>
            </div>
          </body>
          </html>
          EOF

          # Add version info to index.html
          COMMIT_SHORT=${GITHUB_SHA:0:7}
          sed -i "s/__CONFIGS__/pdfrx=${PDFRX_VERSION},commit=${GITHUB_SHA},flutter=${FLUTTER_VERSION}/g" deploy_temp/index.html
          sed -i "s/__PDFRX_VERSION__/${PDFRX_VERSION}/g" deploy_temp/index.html
          sed -i "s/__COMMIT__/${GITHUB_SHA}/g" deploy_temp/index.html
          sed -i "s/__COMMIT_SHORT__/${COMMIT_SHORT}/g" deploy_temp/index.html
          sed -i "s/__FLUTTER_VERSION__/${FLUTTER_VERSION}/g" deploy_temp/index.html
      - name: Configure Git for deployment
        run: |
          git config user.email "action@github.com"
          git config user.name "GitHub Action"
          git remote set-url origin https://x-access-token:${{ secrets.TOKEN_FOR_GHPAGE_DEPLOYMENT }}@github.com/${{ github.repository }}.git
      - name: Deploy to GitHub Pages
        run: |
          mv deploy_temp /tmp/deploy_temp

          if git ls-remote --exit-code --heads origin gh-pages >/dev/null 2>&1; then
            git fetch origin gh-pages
            git checkout -B gh-pages origin/gh-pages
          else
            git checkout --orphan gh-pages
            git rm -rf . || true
          fi

          find . -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf {} +
          cp -a /tmp/deploy_temp/. .

          git add -A
          if git diff --cached --quiet; then
            echo "No changes to deploy"
            exit 0
          fi

          git commit -m "$PDFRX_VERSION $GITHUB_SHA"
          git push origin gh-pages