name: Build dist and wheels

on:
  release:

jobs:
  build_wheels:
    name: ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-18.04]
        # macosx-latest, windows-latest

    steps:
    - uses: actions/checkout@v1
    - name: Set up Python 3.8
      uses: actions/setup-python@v1
      with:
        python-version: 3.8

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install -r requirements.txt
        pip install -U "cython"

    - name: Install cibuildwheel
      run: |
        python -m pip install cibuildwheel==1.3.0

    - name: Install Visual C++ for Python 2.7
      if: startsWith(matrix.os, 'windows')
      run: |
        choco install vcpython27 -f -y

    - name: Build wheel
      env:
        CIBW_BEFORE_BUILD: "pip install numpy cython"
      run: |
        python -m cibuildwheel --output-dir wheelhouse

    - uses: actions/upload-artifact@v1
      with:
        name: wheels
        path: ./wheelhouse