name: CI/CD Pipeline für michaelschiemer.de

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main ]

env:
  REGISTRY_URL: registry.michaelschiemer.de
  IMAGE_NAME: michaelschiemer
  PHP_VERSION: "8.4"

jobs:
  test:
    runs-on: ubuntu-22.04
    services:
      redis:
        image: redis:8-alpine
      mariadb:
        image: mariadb:latest
        env:
          MYSQL_ROOT_PASSWORD: test
          MYSQL_DATABASE: test

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4

    - name: Setup PHP
      uses: shivammathur/setup-php@v2
      with:
        php-version: ${{ env.PHP_VERSION }}
        extensions: gd, zip, pdo, pdo_mysql, opcache, pcntl, posix, shmop, redis
        tools: composer
        coverage: none

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'
        cache: 'npm'

    - name: Cache Composer Dependencies
      uses: actions/cache@v3
      with:
        path: ~/.composer/cache
        key: composer-${{ hashFiles('**/composer.lock') }}
        restore-keys: composer-

    - name: Install Dependencies
      run: |
        composer install --no-progress --prefer-dist --optimize-autoloader

    - name: Build Frontend Assets
      run: npm install && npm run build

    - name: Run PHP CS Fixer (Check)
      run: |
        composer cs

    - name: Run Tests
      run: |
        ./vendor/bin/pest
      env:
        DB_HOST: mariadb
        DB_PORT: 3306
        DB_DATABASE: test
        DB_USERNAME: root
        DB_PASSWORD: test
        REDIS_HOST: redis
        REDIS_PORT: 6379

  security-scan:
    runs-on: ubuntu-latest
    needs: test

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4

    - name: Setup PHP
      uses: shivammathur/setup-php@v2
      with:
        php-version: ${{ env.PHP_VERSION }}
        tools: composer
        coverage: none

    - name: Install Dependencies
      run: |
        composer install --no-progress --prefer-dist --optimize-autoloader

    - name: Run Security Scan
      run: |
        # Composer-Audit für bekannte Vulnerabilities
        composer audit --format=json || true

        # Grundlegende Sicherheitsscans
        find . -name "*.php" -exec grep -l "eval\|system\|exec\|shell_exec" {} \; || true

  build:
    needs: [test, security-scan]
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main' || github.ref == 'refs/heads/develop'

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to Private Registry
      run: |
        echo ${{ secrets.REGISTRY_PASSWORD }} | docker login ${{ env.REGISTRY_URL }} -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin

    - name: Determine Image Tag
      id: tag
      run: |
        if [ "${{ github.ref }}" = "refs/heads/main" ]; then
          echo "tag=latest" >> $GITHUB_OUTPUT
          echo "env=production" >> $GITHUB_OUTPUT
        else
          echo "tag=develop" >> $GITHUB_OUTPUT
          echo "env=staging" >> $GITHUB_OUTPUT
        fi

    - name: Build and Push PHP Image
      run: |
        docker buildx build --push \
          --platform linux/amd64,linux/arm64 \
          --build-arg ENV=${{ steps.tag.outputs.env }} \
          --build-arg COMPOSER_INSTALL_FLAGS="--no-scripts --no-autoloader --optimize-autoloader" \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/php:${{ steps.tag.outputs.tag }} \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/php:${{ github.sha }} \
          -f docker/php/Dockerfile .

    - name: Build and Push Nginx Image
      run: |
        docker buildx build --push \
          --platform linux/amd64,linux/arm64 \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/nginx:${{ steps.tag.outputs.tag }} \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/nginx:${{ github.sha }} \
          -f docker/nginx/Dockerfile .

    - name: Build and Push Worker Image
      run: |
        docker buildx build --push \
          --platform linux/amd64,linux/arm64 \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/worker:${{ steps.tag.outputs.tag }} \
          -t ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/worker:${{ github.sha }} \
          -f docker/worker/Dockerfile .

    - name: Update Image Tags in Deployment
      run: |
        # Für spätere Ansible-Integration
        echo "Built images with tag: ${{ steps.tag.outputs.tag }}"
        echo "SHA: ${{ github.sha }}"

  deploy-staging:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/develop'
    environment: staging

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4

    - name: Setup SSH
      run: |
        mkdir -p ~/.ssh
        echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/id_rsa
        chmod 600 ~/.ssh/id_rsa
        ssh-keyscan -H ${{ secrets.STAGING_HOST }} >> ~/.ssh/known_hosts

    - name: Deploy to Staging
      run: |
        ssh -i ~/.ssh/id_rsa ${{ secrets.STAGING_USER }}@${{ secrets.STAGING_HOST }} << 'EOF'
          cd /var/www/michaelschiemer

          # Registry-Login
          echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login ${{ env.REGISTRY_URL }} -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin

          # Images pullen
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/php:develop
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/nginx:develop
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/worker:develop

          # Environment auf develop setzen
          sed -i 's/IMAGE_TAG=.*/IMAGE_TAG=develop/' .env

          # Services neustarten
          docker compose pull
          docker compose up -d

          # Aufräumen
          docker system prune -f
        EOF

    - name: Health Check Staging
      run: |
        sleep 30
        curl -f https://staging.michaelschiemer.de/health || exit 1

  deploy-production:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    environment: production

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4

    - name: Setup SSH
      run: |
        mkdir -p ~/.ssh
        echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/id_rsa
        chmod 600 ~/.ssh/id_rsa
        ssh-keyscan -H ${{ secrets.PRODUCTION_HOST }} >> ~/.ssh/known_hosts

    - name: Deploy to Production
      run: |
        ssh -i ~/.ssh/id_rsa ${{ secrets.PRODUCTION_USER }}@${{ secrets.PRODUCTION_HOST }} << 'EOF'
          cd /var/www/michaelschiemer

          # Registry-Login
          echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login ${{ env.REGISTRY_URL }} -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin

          # Images pullen
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/php:latest
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/nginx:latest
          docker pull ${{ env.REGISTRY_URL }}/${{ env.IMAGE_NAME }}/worker:latest

          # Environment auf latest setzen
          sed -i 's/IMAGE_TAG=.*/IMAGE_TAG=latest/' .env

          # Services neustarten
          docker compose pull
          docker compose up -d

          # Aufräumen
          docker system prune -f
        EOF

    - name: Health Check Production
      run: |
        sleep 30
        curl -f https://michaelschiemer.de/health || exit 1

  cleanup:
    needs: [deploy-staging, deploy-production]
    runs-on: ubuntu-latest
    if: always()

    steps:
    - name: Clean up old images
      run: |
        echo "Cleanup läuft..."
        # Hier könnten Sie Registry-API-Calls für Cleanup implementieren
        echo "Cleanup abgeschlossen"

  notify:
    needs: [deploy-staging, deploy-production]
    runs-on: ubuntu-latest
    if: always()

    steps:
    - name: Notify Deployment Status
      run: |
        STATUS="${{ job.status }}"
        BRANCH="${{ github.ref_name }}"

        if [ "$STATUS" = "success" ]; then
          echo "✅ Deployment erfolgreich für Branch: $BRANCH"
        else
          echo "❌ Deployment fehlgeschlagen für Branch: $BRANCH"
        fi

        # Hier könnten Sie Slack/Email-Benachrichtigungen hinzufügen