name: CI

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

jobs:
  lint-and-validate:
    name: Lint and Validate
    runs-on: ubuntu-latest

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

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.10"

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

      - name: Install dependencies
        run: pip install -r requirements.txt

      - name: Validate imports
        run: python -c "from main import app; print('Server module OK')"

      - name: Check API routes
        run: |
          python -c "
          from main import app
          routes = [r.path for r in app.routes]
          assert '/api/upload' in routes, 'Missing /api/upload'
          assert '/api/train' in routes, 'Missing /api/train'
          assert '/api/tune' in routes, 'Missing /api/tune'
          assert '/api/export/pipeline' in routes, 'Missing /api/export/pipeline'
          print(f'All {len(routes)} routes validated')
          "

  docker:
    name: Docker Build
    runs-on: ubuntu-latest
    needs: lint-and-validate

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

      - name: Build image
        run: docker build -t algoline:ci .

      - name: Smoke test
        run: |
          docker run -d --name algoline-test -p 7860:7860 algoline:ci
          sleep 10
          curl -f http://localhost:7860/ || (docker logs algoline-test && exit 1)
          docker stop algoline-test