wheels.yml

# builds only on the following conditions:
# - pull requests into main
# - OR pushes of tags starting with v*
# - OR manual dispatch on repo
# publishes to test pypi if:
# - in auto-differentiation/xad-py repository AND
#   - pushes of tags starting with v*
#   - OR manual dispatch on repo
# publishes to real PyPI if:
# - publish to Test PyPI worked (with all build conditions above)
# - and if it's a version tag (starting with v*)
#

name: Python Wheels
on:
  pull_request:
    branches:
      - main
  push:
    tags:
      - v*
    branches:
      - main
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  build_wheels:
    name: Wheels
    strategy:
      fail-fast: false
      matrix:
        buildplat: ["manylinux_x86_64", "musllinux_x86_64", "macosx_x86_64", "win_amd64"]
        python: ["cp38", "cp39", "cp310", "cp311", "cp312"]
        include:
          - buildplat: "manylinux_x86_64"
            os: ubuntu-20.04
            python_exe: "$(which python)"
          - buildplat: "musllinux_x86_64"
            os: ubuntu-20.04
            python_exe: "$(which python)"
          - buildplat: "macosx_x86_64"
            os: "macos-12"
            python_exe: "$(which python)"
          - buildplat: "win_amd64"
            os: windows-2022
            python_exe: "python"
        exclude:
          # gives "is not a supported wheel on this platform" for some reason
          - buildplat: "macosx_x86_64"
            python: "cp38"
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Build wheels
        uses: pypa/cibuildwheel@v2.17.0
        env:
          CIBW_BUILD: ${{ matrix.python }}-${{ matrix.buildplat }}
          CIBW_BEFORE_BUILD_WINDOWS: pip install delvewheel
          CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: "delvewheel repair -w {dest_dir} {wheel}"
      - name: Upload wheels
        uses: actions/upload-artifact@v4
        with:
          name: cibw-wheels-${{ matrix.python }}-${{ matrix.buildplat }}
          path: ./wheelhouse/*.whl
          if-no-files-found: error

  test-publish:
    needs: build_wheels
    if: >-
      github.repository == 'auto-differentiation/xad-py' &&
      (github.event_name == 'workflow_dispatch' ||
      (github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')))
    environment:
      name: testpypi
      url: https://test.pypi.org/p/xad
    permissions:
      id-token: write
    runs-on: ubuntu-latest
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: cibw-*
          path: dist
          merge-multiple: true
      - uses: pypa/gh-action-pypi-publish@v1.8.12
        name: Publish on Test PyPI
        with:
          verbose: true
          repository-url: https://test.pypi.org/legacy/
          skip-existing: true

  publish:
    runs-on: ubuntu-latest
    needs: test-publish
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
    environment:
      name: pypi
      url: https://pypi.org/p/xad
    permissions:
      id-token: write
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: cibw-*
          path: dist
          merge-multiple: true
      - uses: pypa/gh-action-pypi-publish@v1.8.12
        name: Publish on PyPI
        with:
          verbose: true
          skip-existing: true