name: Build and publish wheels

on: [push, pull_request]

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    # build on every tag starting with 'v'
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-22.04]

    steps:
      - uses: actions/checkout@v3

      # Used to host cibuildwheel
      - uses: actions/setup-python@v3

      - name: Install cibuildwheel
        run: python -m pip install cibuildwheel==2.11.3

      - name: Build wheels
        run: python -m cibuildwheel --output-dir wheelhouse
        # to supply options, put them in 'env', like:
        # env:
        #   CIBW_SOME_OPTION: value

      - uses: actions/upload-artifact@v3
        with:
          path: ./wheelhouse/*.whl

  build_sdist:
    name: Build source distribution
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Build sdist
        run: pipx run build --sdist

      - uses: actions/upload-artifact@v3
        with:
          path: dist/*.tar.gz

  upload_pypi:
    needs: [build_wheels, build_sdist]
    runs-on: ubuntu-latest
    # upload to PyPI on every tag starting with 'v'
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
    # alternatively, to publish when a GitHub Release is created, use the following rule:
    # if: github.event_name == 'release' && github.event.action == 'published'
    steps:
      - uses: actions/download-artifact@v3
        with:
          # unpacks default artifact into dist/
          # if `name: artifact` is omitted, the action will create extra parent dir
          name: artifact
          path: dist

      - uses: pypa/gh-action-pypi-publish@v1.5.0
        with:
          password: ${{ secrets.PYPI_API_TOKEN }}
          # To test: repository_url: https://test.pypi.org/legacy/
