name: CI

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

jobs:
  backend:
    name: Backend
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: backend

    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"
          cache: "pip"

      - name: Install dependencies
        run: pip install -e ".[dev]"

      - name: Lint
        run: |
          ruff check .
          ruff format --check .

      - name: Type check
        run: mypy src/

      - name: Test
        env:
          DATABASE_URL: "sqlite+aiosqlite:///:memory:"
        run: pytest --cov=src --cov-report=term-missing --cov-fail-under=80

  frontend:
    name: Frontend
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: frontend

    steps:
      - uses: actions/checkout@v4

      - name: Set up 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: Lint
        run: npm run lint

      - name: Type check
        run: npx tsc --noEmit

      - name: Test
        run: npm test

      - name: Build
        run: npm run build

  docker:
    name: Docker Build
    runs-on: ubuntu-latest
    needs: [backend, frontend]

    steps:
      - uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build backend image
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          push: false
          tags: codetutor-backend:test

      - name: Build frontend image
        uses: docker/build-push-action@v5
        with:
          context: ./frontend
          push: false
          tags: codetutor-frontend:test