Splitzy/.github/workflows/rn-bundle-analysis.yml at 0ca9c4dbdf2ee4014763bfb19f997c4895facad8 · Surya2Developer/Splitzy · GitHub

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name: React Native Bundle Analysis

on:
  pull_request:
    paths:
      - 'frontend/**'
    branches: [ main, master ]
  push:
    paths:
      - 'frontend/**'
    branches: [ main, master ]

jobs:
  rn-bundle-analysis:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v5
      with:
        fetch-depth: 0

    - name: Set up Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'
        cache: 'npm'
        cache-dependency-path: frontend/package-lock.json

    - name: Setup EAS
      uses: expo/expo-github-action@v8
      with:
        eas-version: latest
        token: ${{ secrets.EXPO_TOKEN }}

    - name: Install Dependencies
      run: npm install
      working-directory: ./frontend

    - name: Analyze React Native Bundle Size
      working-directory: ./frontend
      run: |
        echo "📊 Analyzing React Native bundle size..."

        # Install bundle analysis tools
        npm install --no-save metro-visualizer

        # Create bundle for Android (this usually works better than web)
        echo "🤖 Creating Android bundle for analysis..."
        if npx expo export --platform android --output-dir android-build --max-workers 1; then
          echo "✅ Android export successful"

          # Find and analyze the bundle
          if [ -f "android-build/bundles/android-*.js" ]; then
            BUNDLE_FILE=$(find android-build/bundles -name "android-*.js" | head -1)
            BUNDLE_SIZE=$(stat -c%s "$BUNDLE_FILE")
            BUNDLE_SIZE_MB=$(echo "scale=2; $BUNDLE_SIZE / 1024 / 1024" | bc -l)

            echo "# React Native Bundle Analysis Report" > bundle-analysis.md
            echo "" >> bundle-analysis.md
            echo "## Bundle Size Summary" >> bundle-analysis.md
            echo "- Platform: Android (React Native)" >> bundle-analysis.md
            echo "- Bundle size: **${BUNDLE_SIZE_MB} MB**" >> bundle-analysis.md
            echo "- Bundler: Metro (Expo)" >> bundle-analysis.md
            echo "" >> bundle-analysis.md
            echo "## Bundle Details" >> bundle-analysis.md
            echo "- File: $(basename "$BUNDLE_FILE")" >> bundle-analysis.md
            echo "- Size: ${BUNDLE_SIZE_MB} MB" >> bundle-analysis.md

            echo "📊 Bundle analysis complete: ${BUNDLE_SIZE_MB} MB"
          else
            echo "❌ No Android bundle found"
            ls -la android-build/
          fi
        else
          echo "⚠️ Android export failed, analyzing dependencies instead..."

          # Fallback: analyze key dependencies
          echo "# React Native Bundle Analysis Report (Dependencies)" > bundle-analysis.md
          echo "" >> bundle-analysis.md
          echo "## Dependencies Analysis" >> bundle-analysis.md
          echo "Bundle creation failed, analyzing key dependencies:" >> bundle-analysis.md
          echo "" >> bundle-analysis.md

          # Get sizes of major dependencies
          if command -v du >/dev/null 2>&1; then
            echo "### Core Dependencies" >> bundle-analysis.md
            for dep in react react-native expo @react-navigation; do
              if [ -d "node_modules/$dep" ]; then
                size=$(du -sh "node_modules/$dep" 2>/dev/null | cut -f1)
                echo "- $dep: $size" >> bundle-analysis.md
              fi
            done
          fi

          echo "" >> bundle-analysis.md
          echo "Note: Bundle size analysis requires successful export. Check React Native compatibility." >> bundle-analysis.md
        fi

        # Install bc for calculations if needed
        sudo apt-get update && sudo apt-get install -y bc

        # Display the report
        if [ -f "bundle-analysis.md" ]; then
          cat bundle-analysis.md
        fi

    - name: Upload RN Bundle Analysis Report
      if: always() && hashFiles('frontend/bundle-analysis.md') != ''
      uses: actions/upload-artifact@v5
      with:
        name: rn-bundle-analysis-report
        path: frontend/bundle-analysis.md
        retention-days: 30

    - name: RN Bundle Analysis Skipped
      if: github.actor == 'dependabot[bot]'
      run: echo "📦 React Native bundle analysis skipped for Dependabot PR"