name: Deploy FluentGerman.ai

on:
  push:
    branches: [master]

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Install dependencies
        run: |
          cd backend
          python -m venv venv
          source venv/bin/activate
          pip install -r requirements.txt

      - name: Run tests
        run: |
          cd backend
          source venv/bin/activate
          pip install aiosqlite
          python -m pytest tests/ -v --tb=short

      - name: Deploy to server
        env:
          DEPLOY_HOST: ${{ vars.DEPLOY_HOST }}
          DEPLOY_USER: ${{ vars.DEPLOY_USER }}
          DEPLOY_PATH: ${{ vars.DEPLOY_PATH }}
          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
          SSH_KNOWN_HOSTS: ${{ vars.SSH_KNOWN_HOSTS }}
        run: |
          # Write SSH credentials
          mkdir -p ~/.ssh
          echo "$SSH_PRIVATE_KEY" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          echo "$SSH_KNOWN_HOSTS" >> ~/.ssh/known_hosts

          SSH_OPTS="-i ~/.ssh/deploy_key -o StrictHostKeyChecking=no"

          # Sync backend (excluding .env and venv)
          rsync -avz --delete \
            --exclude '.env' \
            --exclude 'venv/' \
            --exclude '__pycache__/' \
            --exclude 'logs/' \
            --exclude '*.pyc' \
            -e "ssh $SSH_OPTS" \
            backend/ ${DEPLOY_USER}@${DEPLOY_HOST}:${DEPLOY_PATH}/backend/

          # Sync frontend
          rsync -avz --delete \
            -e "ssh $SSH_OPTS" \
            frontend/ ${DEPLOY_USER}@${DEPLOY_HOST}:${DEPLOY_PATH}/frontend/

          # Install deps & restart on server
          ssh $SSH_OPTS ${DEPLOY_USER}@${DEPLOY_HOST} << REMOTE_SCRIPT
            set -e
            cd ${DEPLOY_PATH}/backend

            # Create venv if not exists
            if [ ! -d "venv" ]; then
              python3 -m venv venv
            fi

            source venv/bin/activate
            pip install --quiet -r requirements.txt

            # Restart service
            sudo systemctl restart fluentgerman
            echo "✓ FluentGerman.ai deployed and restarted"
          REMOTE_SCRIPT

          # Cleanup
          rm -f ~/.ssh/deploy_key