# Aurora CI/CD Pipeline
# Builds, tests, and deploys to production server

name: Deploy to Production

on:
  push:
    branches: [main]
  workflow_dispatch:  # Allow manual trigger

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  # ==========================================================================
  # Test Job
  # ==========================================================================
  test:
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:17-alpine
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: aurora_test
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

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

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: latest

      - name: Install Dependencies
        run: bun install --frozen-lockfile

      - name: Setup Test Database
        run: bun run db:push:local
        env:
          DATABASE_URL: postgresql://postgres:postgres@localhost:5432/aurora_test
          # Create .env.test for implicit usage by bun
          DISCORD_BOT_TOKEN: test_token
          DISCORD_CLIENT_ID: 123
          DISCORD_GUILD_ID: 123

      - name: Run Tests
        run: |
          # Create .env.test for test-sequential.sh / bun test
          cat <<EOF > .env.test
          DATABASE_URL="postgresql://postgres:postgres@localhost:5432/aurora_test"
          DISCORD_BOT_TOKEN="test_token"
          DISCORD_CLIENT_ID="123456789"
          DISCORD_GUILD_ID="123456789"
          ADMIN_TOKEN="admin_token_123"
          LOG_LEVEL="error"
          EOF
          bash shared/scripts/test-sequential.sh

  # ==========================================================================
  # Build Job
  # ==========================================================================
  build:
    runs-on: ubuntu-latest
    needs: test
    permissions:
      contents: read
      packages: write
    outputs:
      image_tag: ${{ steps.meta.outputs.tags }}

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

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,prefix=
            type=raw,value=latest

      - name: Build and Push Docker Image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile.prod
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  # ==========================================================================
  # Deploy Job
  # ==========================================================================
  deploy:
    runs-on: ubuntu-latest
    needs: build
    environment: production

    steps:
      - name: Deploy to Production Server
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.VPS_HOST }}
          username: ${{ secrets.VPS_USER }}
          key: ${{ secrets.SSH_PRIVATE_KEY }}
          script: |
            cd ~/Aurora
            
            # Pull latest code
            git pull origin main
            
            # Pull latest Docker image
            docker compose -f docker-compose.prod.yml pull 2>/dev/null || true
            
            # Build and restart containers
            docker compose -f docker-compose.prod.yml build --no-cache
            docker compose -f docker-compose.prod.yml down
            docker compose -f docker-compose.prod.yml up -d
            
            # Wait for health checks
            sleep 15
            
            # Verify deployment
            docker ps | grep aurora
            
            # Cleanup old images
            docker image prune -f

      - name: Verify Deployment
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.VPS_HOST }}
          username: ${{ secrets.VPS_USER }}
          key: ${{ secrets.SSH_PRIVATE_KEY }}
          script: |
            # Check if app container is healthy
            if docker ps | grep -q "aurora_app.*healthy"; then
              echo "✅ Deployment successful - aurora_app is healthy"
              exit 0
            else
              echo "⚠️ Health check pending, checking container status..."
              docker ps | grep aurora
              docker logs aurora_app --tail 20
              exit 0
            fi