cibuildwheel.yml

name: Build and Test Wheels

on:
  pull_request:
  push:

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Install Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.x' # cibuildwheel will use its own Python versions

    - name: Install cibuildwheel
      run: python -m pip install cibuildwheel
    
    - name: Build wheels
      run: python -m cibuildwheel --output-dir wheelhouse
      env:
        CIBW_BUILD_VERBOSITY: 1
        CIBW_SKIP: "cp37-* cp38-* pp*" # Skip Python 3.7, 3.8 and PyPy as per existing workflows
        CIBW_ARCHS_MACOS: "x86_64 arm64" # Build for both architectures on macOS
        CIBW_BEFORE_TEST: >
          pip install -r {project}/requirements.txt -r {project}/requirements-dev.txt
        CIBW_TEST_COMMAND: >
          curl -L -o test_image.jpg "https://raw.githubusercontent.com/mohammadimtiazz/standard-test-images-for-Image-Processing/refs/heads/master/standard_test_images/tulips.png" &&
          python {project}/tests/test_all.py --image test_image.jpg --quality 1 --method pillow --tonal-spot &&
          python {project}/tests/test_all.py --image test_image.jpg --quality 1 --method cpp --tonal-spot
        CIBW_BEFORE_BUILD: >
          pip install setuptools wheel
        CIBW_ENVIRONMENT: >
          PURE_PYTHON=False

    - uses: actions/upload-artifact@v4
      with:
        name: cibuildwheel-wheels-${{ matrix.os }}
        path: wheelhouse/*.whl

  deploy:
    name: Publish to PyPI
    needs: build_wheels
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
    permissions:
      id-token: write

    steps:
    - uses: actions/checkout@v4

    - name: Download all wheels
      uses: actions/download-artifact@v4
      with:
        pattern: cibuildwheel-wheels-*
        merge-multiple: true
        path: dist

    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        packages_dir: dist