ci.yml

name: CI

on:
  push:
    branches: [main, develop]
    paths:
      - "backend/**"
      - "frontend/**"
      - ".github/workflows/ci.yml"
  pull_request:
    branches: [main]
    paths:
      - "backend/**"
      - "frontend/**"

env:
  PYTHON_VERSION: "3.12"
  WORKING_DIR: backend

jobs:
  frontend-ci:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: frontend
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "npm"
          cache-dependency-path: frontend/package-lock.json
      - run: npm ci
      - run: npm run lint
      - run: npm run build

  lint-and-test:
    runs-on: ubuntu-latest

    permissions:
      contents: read
      id-token: none

    defaults:
      run:
        working-directory: ${{ env.WORKING_DIR }}

    steps:
      - uses: actions/checkout@v4

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Cache pip
        uses: actions/cache@v4
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements-lock.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - name: Install dependencies
        env:
          PYO3_USE_ABI3_FORWARD_COMPATIBILITY: "1"
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements-lock.txt
          pip install pytest pytest-asyncio ruff

      - name: Lint with ruff
        run: ruff check app/
        
      # Compile check — verify all .py files parse
      - name: Compile check
        run: |
          python -c "
          import ast, os, sys
          errors = []
          for root, dirs, files in os.walk('app'):
              for f in files:
                  if f.endswith('.py'):
                      path = os.path.join(root, f)
                      try:
                          ast.parse(open(path, encoding='utf-8').read())
                      except SyntaxError as e:
                          errors.append(f'{path}: {e}')
          if errors:
              for e in errors:
                  print(f'FAIL: {e}')
              sys.exit(1)
          print(f'All Python files compiled OK')
          "

      # Run unit tests (no server needed)
      - name: Run unit tests
        run: |
          python -m pytest tests/ -v --tb=short --disable-warnings

      # Check for common issues
      - name: Check env template
        run: |
          if [ -f .env.example ]; then
            echo ".env.example exists — good"
          else
            echo "WARNING: no .env.example found"
          fi