name: Deploy PHP App

on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-latest

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

      - name: Deploy to server
        env:
          SSH_HOST: ${{ secrets.SSH_HOST }}
          SSH_PORT: ${{ secrets.SSH_PORT }}
          SSH_USER: ${{ secrets.SSH_USER }}
          SSH_KEY: ${{ secrets.SSH_KEY }}
          APP_DIR: ${{ secrets.APP_DIR }}
          REPO_URL: ${{ gitea.server_url }}/${{ gitea.repository }}.git
          BRANCH: ${{ gitea.ref_name }}
        run: |
          mkdir -p ~/.ssh
          echo "$SSH_KEY" > ~/.ssh/id_rsa
          chmod 600 ~/.ssh/id_rsa
          ssh-keyscan -p "$SSH_PORT" "$SSH_HOST" >> ~/.ssh/known_hosts

          ssh -p "$SSH_PORT" "$SSH_USER@$SSH_HOST" "
            set -e

            echo '--- Preparing app directory ---'
            mkdir -p \"$APP_DIR\"

            if [ -d \"$APP_DIR/.git\" ]; then
              echo 'Repo exists. Pulling latest code...'
              cd \"$APP_DIR\"
              git fetch origin
              git reset --hard origin/$BRANCH
            else
              echo 'Repo does not exist. Cloning fresh copy...'
              rm -rf \"$APP_DIR\"
              git clone -b \"$BRANCH\" \"$REPO_URL\" \"$APP_DIR\"
              cd \"$APP_DIR\"
            fi

            echo '--- Stopping old containers ---'
            docker compose down --remove-orphans || true

            echo '--- Removing old unused images ---'
            docker image prune -af || true

            echo '--- Starting new containers ---'
            docker compose up -d --build

            echo '--- Deployment completed ---'
          "