name: Deploy PRAutoBlogger to Hostinger

on:
  push:
    branches: [main]

jobs:
  validate:
    name: PHP Lint Gate
    runs-on: ubuntu-latest

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

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.1'
          coverage: none

      - name: PHP Lint Check
        run: |
          set -e
          find . -name '*.php' \
            -not -path './vendor/*' \
            -not -path './node_modules/*' \
            -not -path './.git/*' \
            -not -path './.github/*' \
            -print0 | xargs -0 -n1 -P4 php -l > /dev/null

  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
          ssh-keyscan -p ${{ secrets.SSH_PORT }} ${{ secrets.SSH_HOST }} >> ~/.ssh/known_hosts 2>/dev/null

      - name: Deploy via rsync
        run: |
          rsync -avz --delete \
            --exclude '.git' \
            --exclude '.github' \
            --exclude 'tests' \
            --exclude 'phpunit.xml.dist' \
            --exclude 'composer.json' \
            --exclude 'composer.lock' \
            --exclude 'vendor' \
            --exclude '.distignore' \
            --exclude 'ARCHITECTURE.md' \
            --exclude 'CONVENTIONS.md' \
            -e "ssh -i ~/.ssh/deploy_key -p ${{ secrets.SSH_PORT }}" \
            ./ ${{ secrets.SSH_USERNAME }}@${{ secrets.SSH_HOST }}:~/domains/peptiderepo.com/public_html/wp-content/plugins/prautoblogger/

      - name: Purge LiteSpeed Cache
        run: |
          ssh -i ~/.ssh/deploy_key -p ${{ secrets.SSH_PORT }} \
            ${{ secrets.SSH_USERNAME }}@${{ secrets.SSH_HOST }} \
            "cd ~/domains/peptiderepo.com/public_html && find wp-content/litespeed/ -type f -delete 2>/dev/null; touch .lscache_purge 2>/dev/null || true"

      - name: Health check
        run: |
          sleep 5
          STATUS=$(curl -s -o /dev/null -w "%{http_code}" https://peptiderepo.com)
          # 200 = normal healthy response.
          # 403 = peptide-starter-theme v1.5.2 CF-peer validator rejecting this
          #       GHA-runner direct-to-origin request as non-Cloudflare traffic.
          #       That rejection is the validator working — itself a positive
          #       liveness signal. Real user traffic via Cloudflare gets 200.
          if [ "$STATUS" != "200" ] && [ "$STATUS" != "403" ]; then
            echo "ERROR: Site returned unexpected HTTP $STATUS after deploy"
            exit 1
          fi
          echo "Site is responsive (HTTP $STATUS)"

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