name: 🔄 CI/CD Pipeline - KiviCare API

on:
  push:
    branches: [ main, develop, 'feature/*', 'hotfix/*' ]
  pull_request:
    branches: [ main, develop ]
  schedule:
    - cron: '0 2 * * 1' # Weekly on Monday 2 AM

env:
  PHP_VERSION: '8.1'
  WP_VERSION: 'latest'
  WP_MULTISITE: 0

jobs:
  # 🧪 Code Quality & Standards
  code-quality:
    name: 🔍 Code Quality
    runs-on: ubuntu-latest
    
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 🐘 Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ env.PHP_VERSION }}
          extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv, imagick, mysql, mysqli, pdo_mysql
          coverage: xdebug
          
      - name: 📦 Cache Composer packages
        uses: actions/cache@v3
        with:
          path: vendor
          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-php-
            
      - name: 🔧 Install Composer dependencies
        run: composer install --prefer-dist --no-progress --no-suggest --no-interaction
        
      - name: 🎨 Check PHP coding standards (PHPCS)
        run: composer run phpcs
        
      - name: 🔒 Run security analysis
        run: |
          # Basic security checks
          find . -name "*.php" -exec grep -l "eval\|exec\|system\|shell_exec\|passthru" {} + || echo "✅ No dangerous functions found"
          
      - name: 📋 Validate composer.json
        run: composer validate --strict

  # 🧪 Unit & Integration Tests  
  tests:
    name: 🧪 Tests (PHP ${{ matrix.php }} | WP ${{ matrix.wordpress }})
    runs-on: ubuntu-latest
    needs: code-quality
    
    strategy:
      fail-fast: false
      matrix:
        php: ['8.1', '8.2', '8.3']
        wordpress: ['6.0', '6.3', 'latest']
        include:
          - php: '8.1'
            wordpress: 'latest'
            coverage: true
            
    services:
      mysql:
        image: mysql:8.0
        env:
          MYSQL_ROOT_PASSWORD: password
          MYSQL_DATABASE: wordpress_test
        ports:
          - 3306:3306
        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3

    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 🐘 Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
          extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv, imagick, mysql, mysqli, pdo_mysql
          coverage: xdebug
          ini-values: error_reporting=E_ALL
          
      - name: 📦 Cache Composer packages
        uses: actions/cache@v3
        with:
          path: vendor
          key: ${{ runner.os }}-php${{ matrix.php }}-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-php${{ matrix.php }}-
            
      - name: 🔧 Install Composer dependencies
        run: composer install --prefer-dist --no-progress --no-interaction
        
      - name: 🌐 Setup WordPress test environment
        run: |
          # Download WordPress
          wget https://wordpress.org/latest.zip
          unzip -q latest.zip
          
          # Create WordPress config for testing
          cp wordpress/wp-config-sample.php wordpress/wp-config.php
          sed -i 's/database_name_here/wordpress_test/' wordpress/wp-config.php
          sed -i 's/username_here/root/' wordpress/wp-config.php
          sed -i 's/password_here/password/' wordpress/wp-config.php
          sed -i 's/localhost/127.0.0.1:3306/' wordpress/wp-config.php
          
          # Install WordPress
          cd wordpress
          php -r "
          define('WP_INSTALLING', true);
          require_once 'wp-config.php';
          require_once 'wp-admin/includes/upgrade.php';
          wp_install('Test Site', 'admin', 'admin@test.com', true, '', 'admin');
          "
          cd ..
          
      - name: 🧪 Run PHPUnit tests
        run: |
          if [ "${{ matrix.coverage }}" = "true" ]; then
            composer run test:coverage
          else
            composer run test
          fi
        env:
          WP_TESTS_DB_NAME: wordpress_test
          WP_TESTS_DB_USER: root
          WP_TESTS_DB_PASSWORD: password
          WP_TESTS_DB_HOST: 127.0.0.1:3306
          
      - name: 📊 Upload coverage to Codecov
        if: matrix.coverage == true
        uses: codecov/codecov-action@v3
        with:
          file: ./coverage-html/clover.xml
          flags: unittests
          name: codecov-umbrella
          fail_ci_if_error: false

  # 🚀 Build & Package
  build:
    name: 🏗️ Build Plugin
    runs-on: ubuntu-latest
    needs: tests
    if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/')
    
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 🐘 Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ env.PHP_VERSION }}
          
      - name: 🔧 Install Composer dependencies (production)
        run: composer install --prefer-dist --no-dev --no-progress --no-interaction --optimize-autoloader
        
      - name: 📦 Create plugin package
        run: |
          # Create build directory
          mkdir -p build
          
          # Copy plugin files (exclude dev dependencies)
          rsync -av --exclude-from='.gitignore' \
            --exclude='.git' \
            --exclude='node_modules' \
            --exclude='tests' \
            --exclude='coverage-html' \
            --exclude='build' \
            --exclude='*.log' \
            --exclude='.github' \
            --exclude='composer.lock' \
            --exclude='phpunit.xml' \
            . build/kivicare-api/
            
          # Create version info
          echo "Version: $(git describe --tags --always)" > build/kivicare-api/VERSION
          echo "Build Date: $(date)" >> build/kivicare-api/VERSION
          echo "Commit: $(git rev-parse HEAD)" >> build/kivicare-api/VERSION
          
          # Create ZIP package
          cd build
          zip -r kivicare-api-$(git describe --tags --always).zip kivicare-api/
          cd ..
          
      - name: 📤 Upload build artifact
        uses: actions/upload-artifact@v3
        with:
          name: kivicare-api-build
          path: build/kivicare-api-*.zip
          retention-days: 30

  # 🚀 Deploy to Staging (opcional)
  deploy-staging:
    name: 🚀 Deploy to Staging
    runs-on: ubuntu-latest
    needs: build
    if: github.ref == 'refs/heads/develop'
    environment: staging
    
    steps:
      - name: 📥 Download build artifact
        uses: actions/download-artifact@v3
        with:
          name: kivicare-api-build
          
      - name: 🚀 Deploy to staging server
        run: |
          # Placeholder for deployment script
          echo "🚀 Deploying to staging environment..."
          echo "📦 Package ready for deployment"
          # rsync -avz kivicare-api-*.zip user@staging-server:/path/to/plugins/
          
  # 🏷️ Release (on tags)
  release:
    name: 🏷️ Create Release
    runs-on: ubuntu-latest
    needs: build
    if: startsWith(github.ref, 'refs/tags/')
    
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 📥 Download build artifact
        uses: actions/download-artifact@v3
        with:
          name: kivicare-api-build
          
      - name: 🏷️ Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          files: kivicare-api-*.zip
          generate_release_notes: true
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  # 🔒 Security Scan
  security:
    name: 🔒 Security Analysis
    runs-on: ubuntu-latest
    needs: code-quality
    
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 🔍 Run security analysis
        run: |
          echo "🔒 Security scanning..."
          
          # Check for hardcoded secrets
          if grep -r "password\|secret\|key\|token" src/ --exclude-dir=vendor | grep -v "// " | grep -v "* "; then
            echo "❌ Potential hardcoded secrets found"
            exit 1
          else
            echo "✅ No hardcoded secrets detected"
          fi
          
          # Check for dangerous functions
          if find src/ -name "*.php" -exec grep -l "eval\|exec\|system\|shell_exec\|passthru" {} +; then
            echo "❌ Dangerous functions found"
            exit 1
          else
            echo "✅ No dangerous functions detected"
          fi
          
  # 📊 Performance Tests
  performance:
    name: 📊 Performance Analysis
    runs-on: ubuntu-latest
    needs: tests
    if: github.ref == 'refs/heads/main'
    
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4
        
      - name: 📊 Performance analysis
        run: |
          echo "📊 Performance testing..."
          
          # Basic performance checks
          find src/ -name "*.php" -exec wc -l {} + | sort -n | tail -10
          
          # Check for potential performance issues
          echo "✅ Performance analysis completed"

  # 📋 Summary
  summary:
    name: 📋 Pipeline Summary  
    runs-on: ubuntu-latest
    needs: [code-quality, tests, security]
    if: always()
    
    steps:
      - name: 📋 Pipeline Results
        run: |
          echo "## 📋 CI/CD Pipeline Results" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          
          if [ "${{ needs.code-quality.result }}" = "success" ]; then
            echo "✅ **Code Quality**: PASSED" >> $GITHUB_STEP_SUMMARY
          else
            echo "❌ **Code Quality**: FAILED" >> $GITHUB_STEP_SUMMARY
          fi
          
          if [ "${{ needs.tests.result }}" = "success" ]; then
            echo "✅ **Tests**: PASSED" >> $GITHUB_STEP_SUMMARY  
          else
            echo "❌ **Tests**: FAILED" >> $GITHUB_STEP_SUMMARY
          fi
          
          if [ "${{ needs.security.result }}" = "success" ]; then
            echo "✅ **Security**: PASSED" >> $GITHUB_STEP_SUMMARY
          else
            echo "❌ **Security**: FAILED" >> $GITHUB_STEP_SUMMARY
          fi
          
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "🚀 **Build Status**: Ready for deployment" >> $GITHUB_STEP_SUMMARY
          echo "📅 **Build Date**: $(date)" >> $GITHUB_STEP_SUMMARY
          echo "🔗 **Commit**: ${{ github.sha }}" >> $GITHUB_STEP_SUMMARY