.github/workflows/python.yml

name: Python package build

on:
  push:
  pull_request:
  workflow_dispatch:
    inputs:
      publish_to_pypi:
        description: 'Publish wheels and sdist to PyPI'
        required: true
        default: 'false'

defaults:
  run:
    shell: bash -l {0}

jobs:

  build:
    name: Build ${{ matrix.os }} py${{ matrix.python-version }}
    runs-on: ${{ matrix.os }}

    strategy:
      matrix:
        os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
        python-version: ['3.9', '3.10', '3.11', '3.12']

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 0
        fetch-tags: true

    - name: Setup conda
      uses: conda-incubator/setup-miniconda@v3
      with:
        python-version: ${{ matrix.python-version }}
        environment-file: .github/python_test_env.yml

    - name: Set development version number
      run: |
        COMMIT_NUM=$(git rev-list $(git describe --tags --abbrev=0).. --count)
        echo "${COMMIT_NUM} commits since last tag"
        sed -i.old "s/-dev/-dev${COMMIT_NUM}/" cmake/VersionSource.cmake

    - name: Install
      run: python -m pip install . -v

    - name: Test
      run: python -m pytest --cov exactextract --cov-report lcov python/tests

    - name: Upload coverage report
      uses: codecov/codecov-action@v4
      with:
        files: coverage.lcov
        token: ${{ secrets.CODECOV_TOKEN }}

    - name: Build source distribution
      if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
      run: python -m build . --sdist

    - name: Check source distribution
      if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
      run: python -m twine check dist/*.gz

    - name: Upload distribution(s)
      if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
      uses: actions/upload-artifact@v4
      with:
        name: release-sdist
        path: ./dist/*.tar.gz

  # Largely taken from https://github.com/shapely/shapely/blob/main/.github/workflows/release.yml
  build_wheels:
    name: Build ${{ matrix.arch }} wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    if: startsWith(github.event.ref, 'refs/tags') || github.event_name == 'release' || github.event_name == 'workflow_dispatch'
    env:
      GEOS_VERSION: "3.12.2"

    strategy:
      fail-fast: false
      matrix:
        include:
        - os: ubuntu-20.04
          arch: x86_64
        - os: windows-2019
          arch: x86
          msvc_arch: x86
        - os: windows-2019
          arch: AMD64
          msvc_arch: x64
        - os: macos-13
          arch: x86_64
          cmake_osx_architectures: x86_64
        - os: macos-14
          arch: arm64
          cmake_osx_architectures: arm64

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - name: Cache GEOS build
        uses: actions/cache@v4
        with:
          path: ${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
          key: ${{ matrix.os }}-${{ matrix.arch }}-${{ env.GEOS_VERSION }}-${{ hashFiles('ci/*') }}

      - name: Add GEOS LICENSE
        run: |
          cp ci/wheels/licenses/LICENSE_GEOS .
        shell: bash

      - name: Add MSVC LICENSE
        run: |
          cp ci/wheels/licenses/LICENSE_win32 .
        shell: bash
        if: ${{ matrix.os == 'windows-2019' }}

      - name: Activate MSVC
        uses: ilammy/msvc-dev-cmd@v1
        with:
          arch: ${{ matrix.msvc_arch }}
        if: ${{ matrix.msvc_arch }}

      - name: Set development version number
        run: |
          COMMIT_NUM=$(git rev-list $(git describe --tags --abbrev=0).. --count)
          echo "${COMMIT_NUM} commits since last tag"
          sed -i.old "s/-dev/-dev${COMMIT_NUM}/" cmake/VersionSource.cmake

      - name: Build wheels
        uses: pypa/cibuildwheel@v2.16.5
        env:
          CIBW_ARCHS: ${{ matrix.arch }}
          CIBW_SKIP: cp36-* cp37-* cp38-* pp* *musllinux* *-manylinux_i686
          CIBW_TEST_SKIP: "cp38-macosx_arm64"
          CIBW_ENVIRONMENT_LINUX:
            GEOS_VERSION=${{ env.GEOS_VERSION }}
            GEOS_INSTALL=/host${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
            GEOS_DIR=/host${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
            GEOS_CONFIG=/host${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}/bin/geos-config
            LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/host${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}/lib
          CIBW_ENVIRONMENT_MACOS:
            GEOS_INSTALL=${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
            GEOS_DIR=${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
            GEOS_CONFIG=${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}/bin/geos-config
            MACOSX_DEPLOYMENT_TARGET=10.9
            CMAKE_OSX_ARCHITECTURES='${{ matrix.cmake_osx_architectures }}'
          CIBW_ENVIRONMENT_WINDOWS:
            GEOS_INSTALL='${{ runner.temp }}\geos-${{ env.GEOS_VERSION }}'
            GEOS_DIR='${{ runner.temp }}\geos-${{ env.GEOS_VERSION }}'
            GEOS_LIBRARY_PATH='${{ runner.temp }}\geos-${{ env.GEOS_VERSION }}\lib'
            GEOS_INCLUDE_PATH='${{ runner.temp }}\geos-${{ env.GEOS_VERSION }}\include'
          CIBW_BEFORE_ALL: ./ci/wheels/install_geos.sh
          CIBW_BEFORE_ALL_WINDOWS: ci\wheels\install_geos.cmd
          CIBW_BEFORE_BUILD_WINDOWS:
            pip install delvewheel
          CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: delvewheel repair --add-path ${{ runner.temp }}\geos-${{ env.GEOS_VERSION }}\bin -w {dest_dir} {wheel}
          CIBW_BUILD_FRONTEND: "pip; args: -vvv"
          CIBW_TEST_REQUIRES: pytest numpy
          CIBW_TEST_COMMAND: >
            python -c "import exactextract; exactextract.__version__"  &&
            python -m pytest {package}/python/tests/test_exact_extract.py {package}/python/tests/test_operation.py {package}/python/tests/test_processor.py -s -v

      - uses: actions/upload-artifact@v4
        with:
          name: release-${{ matrix.os }}-${{ strategy.job-index }}
          path: ./wheelhouse/*.whl

  upload_pypi:
    name: Publish on PyPI
    needs: [build_wheels, build]
    if: (github.event_name == 'push' && startsWith(github.ref, 'refs/tags')) || github.event.inputs.publish_to_pypi == 'true'
    runs-on: ubuntu-latest
    permissions:
      id-token: write
    environment:
      name: pypi
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: release-*
          merge-multiple: true
          path: dist

      - name: Upload Release Assets to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          skip-existing: true
          repository-url: ${{ github.event_name == 'workflow_dispatch' && 'https://test.pypi.org/legacy/' || 'https://upload.pypi.org/legacy/' }}