# URAAS CI/CD Pipeline
name: CI/CD Pipeline

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

env:
  PYTHON_VERSION: '3.11'
  NODE_VERSION: '18'

jobs:
  # Linting and Code Quality
  lint:
    name: Lint Code
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install flake8 black isort mypy
      
      - name: Run Black
        run: black --check .
      
      - name: Run isort
        run: isort --check-only .
      
      - name: Run Flake8
        run: flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
      
      - name: Run MyPy
        run: mypy uraas --ignore-missing-imports

  # Unit Tests
  test:
    name: Run Tests
    runs-on: ubuntu-latest
    needs: lint
    
    services:
      postgres:
        image: postgres:15
        env:
          POSTGRES_USER: test_user
          POSTGRES_PASSWORD: test_pass
          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
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 6379:6379
    
    steps:
      - uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements.txt
          pip install pytest pytest-cov pytest-html
      
      - name: Initialize Database
        env:
          DATABASE_URL: postgresql://test_user:test_pass@localhost:5432/test_db
        run: python scripts/init_db.py
      
      - name: Run Tests
        env:
          DATABASE_URL: postgresql://test_user:test_pass@localhost:5432/test_db
          REDIS_URL: redis://localhost:6379/0
        run: |
          pytest tests/ \
            --cov=uraas \
            --cov-report=xml \
            --cov-report=html \
            --html=tests/reports/test_report.html \
            --self-contained-html
      
      - name: Upload Coverage to Codecov
        uses: codecov/codecov-action@v4
        with:
          file: ./coverage.xml
          fail_ci_if_error: true
      
      - name: Upload Test Report
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: test-report
          path: tests/reports/

  # Security Scan
  security:
    name: Security Scan
    runs-on: ubuntu-latest
    needs: lint
    steps:
      - uses: actions/checkout@v4
      
      - name: Run Bandit Security Scan
        continue-on-error: true
        run: |
          pip install bandit
          bandit -r uraas/ -f json -o bandit-report.json
      
      - name: Run Pip Audit
        continue-on-error: true
        run: |
          pip install pip-audit
          pip-audit --format json -o pip-audit-report.json
      
      - name: Upload Security Reports
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: security-reports
          path: |
            bandit-report.json
            pip-audit-report.json

  # Build Docker Image
  build:
    name: Build Docker Image
    runs-on: ubuntu-latest
    needs: [test, security]
    if: github.event_name == 'push'
    env:
      DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
    steps:
      - uses: actions/checkout@v4
        if: env.DOCKER_USERNAME != ''
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        if: env.DOCKER_USERNAME != ''
      
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        if: env.DOCKER_USERNAME != ''
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      
      - name: Build and Push
        uses: docker/build-push-action@v5
        if: env.DOCKER_USERNAME != ''
        with:
          context: .
          push: true
          tags: |
            ${{ secrets.DOCKER_USERNAME }}/uraas:latest
            ${{ secrets.DOCKER_USERNAME }}/uraas:${{ github.sha }}
          cache-from: type=registry,ref=${{ secrets.DOCKER_USERNAME }}/uraas:buildcache
          cache-to: type=registry,ref=${{ secrets.DOCKER_USERNAME }}/uraas:buildcache,mode=max

  # Deploy to Production
  deploy:
    name: Deploy to Production
    runs-on: ubuntu-latest
    needs: build
    if: github.ref == 'refs/heads/main'
    env:
      KUBE_CONFIG: ${{ secrets.KUBE_CONFIG }}
    steps:
      - uses: actions/checkout@v4
        if: env.KUBE_CONFIG != ''
      
      - name: Configure kubectl
        uses: azure/k8s-set-context@v4
        if: env.KUBE_CONFIG != ''
        with:
          method: kubeconfig
          kubeconfig: ${{ secrets.KUBE_CONFIG }}
      
      - name: Deploy to Kubernetes
        if: env.KUBE_CONFIG != ''
        run: |
          kubectl apply -f kubernetes/
          kubectl rollout status deployment/uraas-app
      
      - name: Verify Deployment
        if: env.KUBE_CONFIG != ''
        run: |
          kubectl get pods -l app=uraas
          kubectl get services uraas-service

  # Performance Tests
  performance:
    name: Performance Tests
    runs-on: ubuntu-latest
    needs: deploy
    if: github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4
      
      - name: Run Load Tests
        run: |
          pip install locust
          locust -f tests/performance/locustfile.py \
            --headless \
            --users 100 \
            --spawn-rate 10 \
            --run-time 5m \
            --host https://uraas.example.com \
            --html tests/reports/load_test_report.html
      
      - name: Upload Performance Report
        uses: actions/upload-artifact@v4
        with:
          name: performance-report
          path: tests/reports/load_test_report.html