name: CI/CD Pipeline

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main ]

jobs:
  test:
    runs-on: ubuntu-latest
    
    strategy:
      matrix:
        node-version: [18.x, 20.x]
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Setup Node.js ${{ matrix.node-version }}
      uses: actions/setup-node@v4
      with:
        node-version: ${{ matrix.node-version }}
        cache: 'npm'
    
    - name: Install dependencies
      run: |
        npm run setup:backend
        npm run setup:admin
    
    - name: Run system tests
      run: |
        cd backend
        npm start &
        sleep 5
        cd ..
        node test_system.js
        pkill -f "node server.js"
    
    - name: Run linting (if configured)
      run: |
        echo "Linting not configured yet"
    
    - name: Security audit
      run: |
        cd backend
        npm audit --audit-level=high
        cd ../admin
        npm audit --audit-level=high

  build:
    needs: test
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'
        cache: 'npm'
    
    - name: Install dependencies
      run: npm run setup
    
    - name: Build project
      run: npm run build
    
    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: build-files
        path: |
          backend/
          admin/
          client/
          docs/
          !backend/node_modules/
          !admin/node_modules/

  docker:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
    
    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}
    
    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: .
        push: true
        tags: |
          snowworld/narrowcasting:latest
          snowworld/narrowcasting:${{ github.sha }}
        cache-from: type=gha
        cache-to: type=gha,mode=max