name: Build & Publish Python Package

on: [push, pull_request]

jobs:
  build_wheels:
    name: Build wheel on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: true
      matrix:
        os: [ubuntu-18.04, macos-latest]

    steps:
    - uses: actions/checkout@v1

    - uses: actions/setup-python@v1
      name: Install Python
      with:
        python-version: '3.7'

    - name: Install cibuildwheel
      run: |
        python -m pip install cibuildwheel==1.4.2  

    - name: Install build tools for OSX
      if: startsWith(matrix.os, 'macos')
      run: |
        brew install automake

    - name: Build wheels on Linux
      if: startsWith(matrix.os, 'macos') != true
      env:
        CIBW_BEFORE_BUILD: cd src/runtime/c && autoreconf -i && ./configure && make && make install
      run: |
        python -m cibuildwheel src/runtime/python --output-dir wheelhouse

    - name: Build wheels on OSX
      if: startsWith(matrix.os, 'macos')
      env:
        CIBW_BEFORE_BUILD: cd src/runtime/c && glibtoolize && autoreconf -i && ./configure && make && make install
      run: |
        python -m cibuildwheel src/runtime/python --output-dir wheelhouse

    - uses: actions/upload-artifact@v2
      with:
        path: ./wheelhouse

  build_sdist:
    name: Build source distribution
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - uses: actions/setup-python@v2
        name: Install Python
        with:
          python-version: '3.7'

      - name: Build sdist
        run: cd src/runtime/python && python setup.py sdist

      - uses: actions/upload-artifact@v2
        with:
          path: ./src/runtime/python/dist/*.tar.gz

  upload_pypi:
    name: Upload to PyPI
    needs: [build_wheels, build_sdist]
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/master' && github.event_name == 'push'
    
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.x'

      - name: Install twine
        run: pip install twine

      - uses: actions/download-artifact@v2
        with:
          name: artifact
          path: ./dist

      - name: Publish
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.pypi_password }}
        run: |
          (cd ./src/runtime/python && curl -I --fail https://pypi.org/project/$(python setup.py --name)/$(python setup.py --version)/) || twine upload dist/*