cd.yml

# Github Actions script to produce binary wheels.
#
# * One build to create all wheels (cross-platform).
# * One build (with matrix) test the wheels on a selection of platforms.
# * One build to publish the wheels on GitHub and Pypi.

name: CD

on:
  workflow_dispatch:
  push:
    tags:
      - 'v*'
  pull_request:
    branches:
      - main

jobs:

  build-wheels:
    name: Build all wheels
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'
      - name: Install dev dependencies
        run: |
            python -m pip install --upgrade pip
            pip install -U -e .[build]
      - name: Build wheels (and sdist)
        run: python tools/build_all_wheels.py
      - name: Twine check
        run: |
            twine check dist/*
      - name: Upload distributions
        uses: actions/upload-artifact@v4
        with:
          path: dist
          name: all_wheels

  test-wheels:
    name: Test wheel for ${{ matrix.name }}
    needs: [build-wheels]
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - name: windows amd64
            os: windows-latest
          - name: macos arm64
            os: macos-latest
          - name: macos x86_64
            os: macos-13  # last Intel MacOS
          - name: linux amd64
            os: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.12'
    - name: Download assets
      uses: actions/download-artifact@v4
      with:
        path: dist
    - name: Flatten dist dir
      shell: bash
      run: |
          find dist -mindepth 2 -type f -exec mv -f '{}' dist/ ';'
          rm -rf dist/*/
    - name: Install and test wheel
      shell: bash
      run: |
          rm -rf ./wgpu
          # Install 'normally' to install deps, then force the install from dist-folder and nothing else
          pip install --find-links dist wgpu
          pip install --force-reinstall --no-deps --no-index --find-links dist wgpu
          pushd $HOME
          python -c 'import wgpu.backends.wgpu_native; print(wgpu.backends.wgpu_native._ffi.lib_path)'
          popd
          pip uninstall -y wgpu
          git reset --hard HEAD
    - name: Install from sdist
      shell: bash
      run: |
          rm -rf ./wgpu
          rm -rf ./dist/*.whl
          # Install sdist, but no test, because there is no wgpu-native lib now.
          filename=$(ls dist/*.tar.gz)
          pip install $filename
          pip uninstall -y wgpu
          git reset --hard HEAD

  publish:
    name: Publish to Github and Pypi
    runs-on: ubuntu-latest
    needs: [build-wheels, test-wheels]
    if: success() && startsWith(github.ref, 'refs/tags/v')
    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.12'
    - name: Download assets
      uses: actions/download-artifact@v4
      with:
        path: dist
    - name: Flatten dist dir
      run: |
        find dist -mindepth 2 -type f -exec mv -f '{}' dist/ ';'
        rm -rf dist/*/
    - name: Set version from git ref
      run: echo "WGPU_PY_VERSION=${GITHUB_REF/refs\/tags\//}" >> $GITHUB_ENV
    - name: Upload Release Assets
      uses: softprops/action-gh-release@v2
      with:
        tag_name: ${{ env.WGPU_PY_VERSION }}
        name: ${{ env.WGPU_PY_VERSION }}
        token: ${{ secrets.GITHUB_TOKEN }}
        files: |
            dist/*.tar.gz
            dist/*.whl
        body: |
            Autogenerated binary wheels that include wgpu-native.
            See [the changelog](https://github.com/pygfx/wgpu-py/blob/main/CHANGELOG.md) for details.
        draft: false
        prerelease: false
    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        user: __token__
        password: ${{ secrets.PYPI_PASSWORD }}