name: CI/CD Pipeline

on:
  push:
    branches: [ main ]

jobs:
  test:
    runs-on: ubuntu-latest
    
    # Run a temporary Postgres container next to your build container
    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_USER: test_user
          POSTGRES_PASSWORD: test_password
          POSTGRES_DB: test_db
        ports:
          - 5433:5432
        # Ensure Postgres is completely booted before running tests
        options: >-
          --health-cmd "pg_isready -U test_user -d test_db"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

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

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-node-version: '20'
          cache: 'npm'

      - name: Install Dependencies
        run: npm ci

      - name: Download dbmate
        run: |
          sudo curl -fsSL -o /usr/local/bin/dbmate https://github.com
          sudo chmod +x /usr/local/bin/dbmate

      - name: Run Migrations against Test Database
        run: |
          npm ci
          npx dbmate up
        env:
          DATABASE_URL: "postgres://test_user:test_password@localhost:5432/test_db?sslmode=disable"

      - name: Generate PgTyped Types
        run: npm run pgtyped:compile
        env:
          DATABASE_URL: "postgres://test_user:test_password@localhost:5432/test_db?sslmode=disable"

      - name: Run Application Tests
        run: npm test
        env:
          DATABASE_URL: "postgres://test_user:test_password@localhost:5432/test_db?sslmode=disable"

  deploy-internal:
    needs: test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      # 1. Update the live internal database instance
      - name: Apply DB Migrations to Live Internal DB
        run: |
          sudo curl -fsSL -o /usr/local/bin/dbmate https://github.com && sudo chmod +x /usr/local/bin/dbmate
          dbmate up
        env:
          DATABASE_URL: ${{ secrets.INTERNAL_PROD_DB_URL }}

      # 2. Deploy your application code (Example: Rebuilding a local container)
      - name: Deploy Container to Internal Server via SSH
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.INTERNAL_SERVER_IP }}
          username: ${{ secrets.INTERNAL_SERVER_USER }}
          key: ${{ secrets.INTERNAL_SSH_PRIVATE_KEY }}
          script: |
            cd /opt/my-app
            git pull origin main
            docker compose up -d --build