name: Deploy Theme to Hostinger

on:
  push:
    branches: [main]

jobs:
  validate:
    name: Validate PHP & JS
    runs-on: ubuntu-latest

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

      - name: PHP Lint Check
        run: |
          find . -name "*.php" -not -path "./vendor/*" -not -path "./node_modules/*" -exec php -l {} \; | (grep -v "No syntax errors" || true) | head -20
          test ${PIPESTATUS[0]} -eq 0

      - name: Install PHPCS with WordPress standards
        run: |
          composer global config allow-plugins.dealerdirect/phpcodesniffer-composer-installer true
          composer global require --dev squizlabs/php_codesniffer:"^3.0" wp-coding-standards/wpcs:"^3.0" phpcsstandards/phpcsutils:"^1.0"

      - name: Run PHPCS (WordPress Core)
        run: |
          ~/.composer/vendor/bin/phpcs -s .

      - name: JS Syntax Check
        run: |
          find assets/js -name "*.js" -exec node --check {} \;

  deploy:
    needs: validate
    name: Deploy to Production
    runs-on: ubuntu-latest

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

      - name: Setup SSH key
        run: |
          mkdir -p ~/.ssh
          echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          # Best-effort: keyscan stderr captured for diagnosis but never fatal.
          # We use StrictHostKeyChecking=no on the actual ssh/rsync calls anyway.
          ssh-keyscan -p ${{ secrets.SSH_PORT }} ${{ secrets.SSH_HOST }} >> ~/.ssh/known_hosts 2>/tmp/keyscan.err || {
            echo "::warning::ssh-keyscan failed (non-fatal). stderr:"
            cat /tmp/keyscan.err || true
          }

      - name: Deploy via rsync
        run: |
          rsync -avz --delete \
            --exclude='.git' \
            --exclude='.github' \
            --exclude='tests/' \
            --exclude='phpunit.xml' \
            --exclude='composer.json' \
            --exclude='composer.lock' \
            --exclude='vendor/' \
            --exclude='node_modules/' \
            --exclude='.phpcs.xml.dist' \
            -e "ssh -i ~/.ssh/deploy_key -p ${{ secrets.SSH_PORT }} -o StrictHostKeyChecking=no" \
            ./ ${{ secrets.SSH_USERNAME }}@${{ secrets.SSH_HOST }}:/home/${{ secrets.SSH_USERNAME }}/domains/peptiderepo.com/public_html/wp-content/themes/peptide-starter/

      - name: Purge LiteSpeed Cache
        run: |
          ssh -i ~/.ssh/deploy_key -p ${{ secrets.SSH_PORT }} -o StrictHostKeyChecking=no \
            ${{ secrets.SSH_USERNAME }}@${{ secrets.SSH_HOST }} << 'ENDSSH'
            CACHE_DIR="/home/${{ secrets.SSH_USERNAME }}/domains/peptiderepo.com/public_html/wp-content/litespeed"
            if [ -d "$CACHE_DIR" ]; then
              rm -rf "$CACHE_DIR"/*
              echo "LiteSpeed cache purged."
            fi
            touch "/home/${{ secrets.SSH_USERNAME }}/domains/peptiderepo.com/public_html/.lscache_purge" 2>/dev/null || true
            echo "Cache purge signal sent."
          ENDSSH

      - name: Cleanup
        if: always()
        run: rm -f ~/.ssh/deploy_key

      - name: Health check
        run: |
          sleep 5
          STATUS=$(curl -s -o /dev/null -w "%{http_code}" https://peptiderepo.com)
          if [ "$STATUS" != "200" ]; then
            echo "WARNING: Site returned HTTP $STATUS after deploy"
            exit 1
          fi
          echo "Site is healthy (HTTP 200)"