ci.yml

name: CI Pipeline

# Run on pull requests targeting the main branch
on:
  pull_request:
    branches: [ main ]

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: ["3.10", "3.11", "3.12"]

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

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v4
      with:
        python-version: ${{ matrix.python-version }}

    - name: Cache pip dependencies
      uses: actions/cache@v3
      with:
        path: ~/.cache/pip
        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements-dev.txt') }}
        restore-keys: |
          ${{ runner.os }}-pip-

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install -r requirements-dev.txt

    - name: Code formatting check with Black
      run: |
        black --check --diff src/ tests/

    - name: Linting with flake8
      run: |
        flake8 src/ tests/

    - name: Type checking with mypy
      run: |
        mypy src/

    - name: Run tests with pytest
      run: |
        PYTHONPATH=src pytest --cov=weather_cli tests/ --cov-report=xml --cov-report=term-missing

    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v3
      with:
        file: ./coverage.xml
        flags: unittests
        name: codecov-umbrella
        fail_ci_if_error: false

  # Additional job to check if all matrix jobs succeeded
  test-summary:
    runs-on: ubuntu-latest
    needs: test
    if: always()
    steps:
    - name: Check test results
      run: |
        if [[ "${{ needs.test.result }}" == "failure" ]]; then
          echo "❌ Tests failed"
          exit 1
        elif [[ "${{ needs.test.result }}" == "cancelled" ]]; then
          echo "⚠️ Tests were cancelled"
          exit 1
        else
          echo "✅ All tests passed"
        fi