name: CI/CD Pipeline

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

env:
  DOCKER_REGISTRY: ghcr.io
  IMAGE_NAME: $

jobs:
  test:
    runs-on: ubuntu-latest
    
    services:
      postgres:
        image: postgres:15
        env:
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: test_db
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 5432:5432
      
      redis:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 6379:6379
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.11'
        cache: 'pip'
        
    - name: Install dependencies
      run: |
        pip install -r requirements.txt
        pip install pytest pytest-cov pytest-asyncio black flake8 mypy
        
    - name: Run linter
      run: |
        flake8 src/ tests/ --max-line-length=120 --ignore=E203,W503 || true
        black --check src/ tests/ || true
        
    - name: Run type checker
      run: mypy src/ --ignore-missing-imports || true
      
    - name: Run unit tests
      run: pytest tests/ --cov=src --cov-report=xml --cov-report=html
      env:
        DATABASE_URL: postgresql://postgres:postgres@localhost:5432/test_db
        JWT_SECRET: test-secret
        REDIS_HOST: localhost
        REDIS_PORT: 6379
        
    - name: Upload coverage reports
      uses: codecov/codecov-action@v3
      with:
        files: ./coverage.xml

  build:
    needs: test
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      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: $
        username: $
        password: $
        
    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: .
        file: ./Dockerfile
        push: true
        tags: |
          $/$:$
          $/$:latest

  deploy-staging:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/develop'
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Configure kubectl
      uses: azure/k8s-set-context@v3
      with:
        method: kubeconfig
        kubeconfig: $
        
    - name: Deploy to staging
      run: |
        kubectl set image deployment/test_project-deployment test_project=$/$:$ -n staging

  deploy-production:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Configure kubectl
      uses: azure/k8s-set-context@v3
      with:
        method: kubeconfig
        kubeconfig: $
        
    - name: Deploy to production
      run: |
        kubectl set image deployment/test_project-deployment test_project=$/$:$ -n production