ci.yml

name: Build + Deploy

on:
  push:
    branches: [main]
    tags: ["v*.*.*"]
  pull_request:
    branches: [main]

env:
  # skip 3.8, 3.9 (EOL); skip free-threaded 3.14 (untested yet)
  CIBW_SKIP: cp38-* cp39-* cp314t-*
  # enable PyPy builds on all platforms
  CIBW_ENABLE: pypy
  CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014
  CIBW_MANYLINUX_I686_IMAGE: manylinux2014
  CIBW_MANYLINUX_PYPY_X86_64_IMAGE: manylinux2014
  CIBW_TEST_EXTRAS: testing
  CIBW_TEST_COMMAND: pytest {project}/tests
  BUILD_SKIA_FROM_SOURCE: 0
  SKIA_LIBRARY_DIR: "build/download"
  CIBW_ENVIRONMENT: BUILD_SKIA_FROM_SOURCE=0 SKIA_LIBRARY_DIR=build/download

jobs:
  build_wheels:
    runs-on: ${{ matrix.os }}
    env:
      CIBW_ARCHS: ${{ matrix.arch }}
      CIBW_BUILD: ${{ matrix.cibw_build_filter || '' }}
    defaults:
      run:
        shell: bash
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
        arch: [auto64]
        include:
          # CPython universal2 wheels (x86_64 + arm64) for macOS
          - os: macos-latest
            arch: universal2
            cibw_build_filter: "cp*"
          # PyPy x86_64 wheels for macOS (PyPy doesn't support universal2)
          - os: macos-15-intel
            arch: x86_64
            cibw_build_filter: "pp*"
          # PyPy arm64 wheels for macOS (PyPy doesn't support universal2)
          - os: macos-latest
            arch: arm64
            cibw_build_filter: "pp*"
          - os: windows-latest
            arch: x86
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive
    - name: Set up Python 3.x
      uses: actions/setup-python@v5
      with:
        python-version: "3.x"
    - name: Download pre-compiled libskia
      env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
      run: |
        if [ "$BUILD_SKIA_FROM_SOURCE" == "0" ]; then
          pip install setuptools githubrelease
          if ! [[ $CIBW_ARCHS =~ ^auto ]]; then
            # translate cibuildwheel arch names to download_libskia.py names
            case "$CIBW_ARCHS" in
              x86_64) cpu_arch="--cpu-arch=x64" ;;
              *) cpu_arch="--cpu-arch=$CIBW_ARCHS" ;;
            esac
          fi
          python ci/download_libskia.py -d "${SKIA_LIBRARY_DIR}" $cpu_arch
        fi
    - name: Install dependencies
      run: pip install cibuildwheel
    - name: Build and Test Wheels
      run: python -m cibuildwheel --output-dir wheelhouse
    - uses: actions/upload-artifact@v4
      with:
        name: skia_pathops-${{ matrix.os }}-${{ matrix.arch }}
        path: wheelhouse/*.whl

  build_aarch64_wheels:
    # native ARM64 runner, much faster than qemu
    runs-on: ubuntu-24.04-arm
    env:
      CIBW_ARCHS: aarch64
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive
    - name: Download pre-compiled libskia
      env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
      run: |
        if [ "$BUILD_SKIA_FROM_SOURCE" == "0" ]; then
          pip install setuptools githubrelease
          python ci/download_libskia.py -d "${SKIA_LIBRARY_DIR}" --cpu-arch "arm64"
        fi
    - name: Install dependencies
      run: pip install cibuildwheel
    - name: Build and Test Wheels
      run: python -m cibuildwheel --output-dir wheelhouse
    - uses: actions/upload-artifact@v4
      with:
        name: skia_pathops-linux-aarch64
        path: wheelhouse/*.whl

  deploy:
    # only run if the commit is tagged...
    if: startsWith(github.ref, 'refs/tags/v')
    # ... and all build jobs completed successfully
    needs: [build_wheels, build_aarch64_wheels]
    runs-on: ubuntu-latest
    permissions:
      # Required for trusted publishing to PyPI
      id-token: write
      # Required for creating GitHub releases
      contents: write
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive
    - name: Download artifacts from build jobs
      uses: actions/download-artifact@v4
      with:
        path: dist/
        merge-multiple: true
    - name: Extract release notes from annotated tag message
      id: release_notes
      env:
        # e.g. v0.1.0a1, v1.2.0b2 or v2.3.0rc3, but not v1.0.0
        PRERELEASE_TAG_PATTERN: "v[[:digit:]]+\\.[[:digit:]]+\\.[[:digit:]]+([ab]|rc)[[:digit:]]+"
      run: |
        # GH checkout action doesn't preserve tag annotations, we must fetch them
        # https://github.com/actions/checkout/issues/290
        git fetch --tags --force
        # strip leading 'refs/tags/' to get the tag name
        TAG_NAME="${GITHUB_REF##*/}"
        # Dump tag message to temporary .md file (excluding the PGP signature at the bottom)
        TAG_MESSAGE=$(git tag -l --format='%(contents)' $TAG_NAME | sed -n '/-----BEGIN PGP SIGNATURE-----/q;p')
        echo "$TAG_MESSAGE" > "${{ runner.temp }}/release_notes.md"
        # if the tag has a pre-release suffix mark the Github Release accordingly
        if egrep -q "$PRERELEASE_TAG_PATTERN" <<< "$TAG_NAME"; then
          echo "Tag contains a pre-release suffix"
          echo "IS_PRERELEASE=true" >> "$GITHUB_ENV"
        else
          echo "Tag does not contain pre-release suffix"
          echo "IS_PRERELEASE=false" >> "$GITHUB_ENV"
        fi
    - name: Create GitHub release
      id: create_release
      uses: softprops/action-gh-release@v2
      with:
        body_path: "${{ runner.temp }}/release_notes.md"
        draft: false
        prerelease: ${{ env.IS_PRERELEASE }}
    - name: Build source distribution
      run: pipx run build --sdist
    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1