name: Build

on: [push, pull_request]

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }} ${{ matrix.arch }}
    runs-on: ${{ matrix.os }}
    strategy:
      max-parallel: 99
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            arch: x86_64
          - os: ubuntu-latest
            arch: i686
          - os: ubuntu-latest
            arch: aarch64
          - os: ubuntu-latest
            arch: ppc64le
          - os: ubuntu-latest
            arch: s390x

          - os: macOS-latest
            arch: x86_64
          - os: macOS-latest
            arch: arm64
          # Disabled until someone figures out how to build capnproto for arm64 and x86_64 simultaneously
          # - os: macOS-latest
          #   arch: universal2

          - os: windows-2019
            arch: AMD64
          - os: windows-2019
            arch: x86
          # Does not build currently
          # - os: windows-2019
          #   arch: ARM64

    steps:
      - uses: actions/checkout@v3

      - name: Set up QEMU
        if: runner.os == 'Linux'
        uses: docker/setup-qemu-action@v2

      # Used to host cibuildwheel
      - uses: actions/setup-python@v4
        with:
          python-version: '3.12'

      - name: Install cibuildwheel
        run: python -m pip install cibuildwheel==2.16.1

      - name: Build wheels
        run: python -m cibuildwheel --output-dir wheelhouse
        env:
          CIBW_ARCHS: ${{ matrix.arch }}
          # TODO: Disable building PyPy wheels. If the build system gets modernized, this should be
          # auto-detected based on the Cython dependency.
          CIBW_SKIP: pp*
          CIBW_TEST_REQUIRES: pytest pytest-asyncio
          CIBW_TEST_COMMAND: pytest {project}
          # Only needed to make the macosx arm64 build work
          CMAKE_OSX_ARCHITECTURES: "${{ matrix.arch == 'arm64' && 'arm64' || '' }}"

      - 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

  lint:
    name: Lint with flake8 and check black
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Lint with flake8 and check black
        run: |
          pip install black flake8
          flake8 . --filename '*.py,*.pyx,*.pxd' --count --show-source --statistics --exclude benchmark,build,capnp/templates/module.pyx
          flake8 . --count --show-source --statistics --exclude benchmark,build
          black . --check --diff --color

  # upload_pypi:
  #   needs: [build_wheels, build_sdist]
  #   runs-on: ubuntu-latest
  #   if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
  #   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:
  #         user: __token__
  #         password: ${{ secrets.PYPI_PASSWORD_RELEASE }}

  #         # password: ${{ secrets.PYPI_PASSWORD }}
  #         # repository_url: https://test.pypi.org/legacy/