name: Test Suite

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

jobs:
  # ============================================
  # BACKEND TESTS
  # ============================================
  test-backend:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./backend
    
    services:
      postgres:
        image: postgres:15-alpine
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: test
        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
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: ./backend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run linter
        run: npm run lint

      - name: Run type check
        run: npm run type-check

      - name: Run unit tests with coverage
        run: npm run test:coverage
        env:
          DATABASE_URL: postgresql://postgres:postgres@localhost:5432/test
          JWT_SECRET: test-secret-for-ci
          REDIS_URL: redis://localhost:6379

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v3
        with:
          files: ./backend/coverage/lcov.info
          flags: backend
          name: backend-coverage

  # ============================================
  # FRONTEND TESTS
  # ============================================
  test-frontend:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./frontend

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

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: ./frontend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run linter
        run: npm run lint

      - name: Run type check
        run: npm run type-check

      - name: Run tests with coverage
        run: npm run test:coverage

      - name: Build application
        run: npm run build

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v3
        with:
          files: ./frontend/coverage/lcov.info
          flags: frontend
          name: frontend-coverage

  # ============================================
  # E2E TESTS WITH PLAYWRIGHT
  # ============================================
  e2e-tests:
    runs-on: ubuntu-latest
    needs: [test-backend, test-frontend]
    
    services:
      postgres:
        image: postgres:15-alpine
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: test
        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
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install Backend dependencies
        working-directory: ./backend
        run: npm ci

      - name: Install Frontend dependencies
        working-directory: ./frontend
        run: npm ci

      - name: Install Playwright Browsers
        run: npx playwright install --with-deps

      - name: Start Backend
        working-directory: ./backend
        run: npm run start &
        env:
          DATABASE_URL: postgresql://postgres:postgres@localhost:5432/test
          JWT_SECRET: test-secret-for-ci
          REDIS_URL: redis://localhost:6379
          PORT: 3001

      - name: Wait for Backend
        run: npx wait-on http://localhost:3001/health --timeout 30000

      - name: Start Frontend
        working-directory: ./frontend
        run: npm run dev &

      - name: Wait for Frontend
        run: npx wait-on http://localhost:3000 --timeout 60000

      - name: Run Playwright tests
        run: npx playwright test
        working-directory: ./e2e

      - name: Upload Playwright Report
        uses: actions/upload-artifact@v3
        if: always()
        with:
          name: playwright-report
          path: e2e/playwright-report/
          retention-days: 30

  # ============================================
  # COVERAGE THRESHOLD CHECK
  # ============================================
  coverage-check:
    runs-on: ubuntu-latest
    needs: [test-backend, test-frontend]
    
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download Backend Coverage
        uses: actions/download-artifact@v3
        with:
          name: backend-coverage
          path: backend-coverage

      - name: Download Frontend Coverage
        uses: actions/download-artifact@v3
        with:
          name: frontend-coverage
          path: frontend-coverage

      - name: Check Backend Coverage
        run: |
          COVERAGE=$(cat backend-coverage/coverage-summary.json | jq '.total.lines.pct')
          if (( $(echo "$COVERAGE < 80" | bc -l) )); then
            echo "Backend coverage $COVERAGE% is below threshold 80%"
            exit 1
          fi
          echo "Backend coverage: $COVERAGE%"

      - name: Check Frontend Coverage
        run: |
          COVERAGE=$(cat frontend-coverage/coverage-summary.json | jq '.total.lines.pct')
          if (( $(echo "$COVERAGE < 70" | bc -l) )); then
            echo "Frontend coverage $COVERAGE% is below threshold 70%"
            exit 1
          fi
          echo "Frontend coverage: $COVERAGE%"