name: Build & Deploy Costco Grocery List

on:
  push:
    branches: [ "main" ]

env:
  REGISTRY: git.nicosaya.com/nalalangan/costco-grocery-list

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v3

      - name: Set up Node.js
        uses: actions/setup-node@v3
        with:
          node-version: 20

      # -------------------------
      # 🔹 BACKEND TESTS
      # -------------------------
      - name: Install backend dependencies
        working-directory: backend
        run: npm ci

      - name: Run backend tests
        working-directory: backend
        run: npm test --if-present

      # -------------------------
      # 🔹 Docker Login
      # -------------------------
      - name: Docker login
        run: |
          echo "${{ secrets.REGISTRY_PASS }}" | docker login $REGISTRY \
            -u "${{ secrets.REGISTRY_USER }}" --password-stdin

      # -------------------------
      # 🔹 Build Backend Image
      # -------------------------
      - name: Build Backend Image
        run: |
          docker build \
            -t $REGISTRY/backend:${{ github.sha }} \
            -t $REGISTRY/backend:latest \
            -f backend/Dockerfile backend/

      - name: Push Backend Image
        run: |
          docker push $REGISTRY/backend:${{ github.sha }}
          docker push $REGISTRY/backend:latest

      # -------------------------
      # 🔹 Build Frontend Image
      # -------------------------
      - name: Build Frontend Image
        run: |
          docker build \
            -t $REGISTRY/frontend:${{ github.sha }} \
            -t $REGISTRY/frontend:latest \
            -f frontend/Dockerfile.dev frontend/

      - name: Push Frontend Image
        run: |
          docker push $REGISTRY/frontend:${{ github.sha }}
          docker push $REGISTRY/frontend:latest

  deploy:
    needs: build
    runs-on: ubuntu-latest

    steps:
      - name: Install SSH key
        run: |
          mkdir -p ~/.ssh
          echo "${{ secrets.DEPLOY_KEY }}" > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519
          ssh-keyscan -H "${{ secrets.DEPLOY_HOST }}" >> ~/.ssh/known_hosts

      - name: Deploy via SSH
        run: |
          ssh ${{ secrets.DEPLOY_USER }}@${{ secrets.DEPLOY_HOST }} << 'EOF'
          cd /opt/costco-app
          docker compose pull
          docker compose up -d --remove-orphans
          docker image prune -f
          EOF