name: Build PYPI wheels for opencv-python on Windows

on:
  pull_request:
    branches:
      - master
    paths-ignore:
      - '.github/workflows/build_wheels_linux*'
      - '.github/workflows/build_wheels_macos*'
  release:
    types: [published, edited]


jobs:
  build-windows-x86_64:
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: powershell

    strategy:
      fail-fast: false
      matrix:
        os: [windows-2019]
        python-version: ['3.6']
        platform: [x86, x64]
        with_contrib: [0, 1]
        without_gui: [0, 1]
        build_sdist: [0]

    env:
      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
      SDIST: ${{ matrix.build_sdist || 0 }}
      ENABLE_HEADLESS: ${{ matrix.without_gui }}
      ENABLE_CONTRIB: ${{ matrix.with_contrib }}
      OPENCV_TEST_DATA_PATH: ${{ github.workspace }}\opencv_extra\testdata

    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        submodules: false
        fetch-depth: 0

    - name: Update submodules
      if: github.event_name == 'pull_request'
      run: git submodule update --remote

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
        architecture: ${{ matrix.platform }}

    - name: Setup MSBuild.exe
      uses: microsoft/setup-msbuild@v1.1

    - name: Build a package
      run: |
        python --version
        python -m pip install --upgrade pip
        python -m pip install --upgrade setuptools
        python -m pip install toml && python -c "import toml; c = toml.load('pyproject.toml'); print('\n'.join(c['build-system']['requires']))" >> requirements.txt | python -m pip install -r requirements.txt
        set "CI_BUILD=1" && python setup.py bdist_wheel --py-limited-api=cp36 --dist-dir=%cd%\wheelhouse -v
      shell: cmd

    - name: Saving all wheels
      uses: actions/upload-artifact@v2
      with:
        name: wheels
        path: wheelhouse/opencv*.whl

    - name: Saving a wheel accordingly to matrix
      uses: actions/upload-artifact@v2
      with:
        name: wheel-${{ matrix.with_contrib }}-${{ matrix.without_gui }}-${{ matrix.build_sdist }}-${{ matrix.platform }}
        path: wheelhouse/opencv*

  test:
    needs: [build-windows-x86_64]
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: powershell

    strategy:
      fail-fast: false
      matrix:
        os: [windows-2019]
        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
        platform: [x86, x64]
        with_contrib: [0, 1]
        without_gui: [0, 1]
        build_sdist: [0]

    env:
      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
      OPENCV_TEST_DATA_PATH: ${{ github.workspace }}\opencv_extra\testdata
      PYLINT_TEST_FILE: ${{ github.workspace }}\opencv\samples\python\squares.py

    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        submodules: true
        fetch-depth: 0

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
        architecture: ${{ matrix.platform }}

    - name: Download a wheel accordingly to matrix
      uses: actions/download-artifact@v2
      with:
        name: wheel-${{ matrix.with_contrib }}-${{ matrix.without_gui }}-${{ matrix.build_sdist }}-${{ matrix.platform }}
        path: wheelhouse/

    - name: Package installation
      run: |
        cd ${{ github.workspace }}/tests
        &python -m pip install --user --no-warn-script-location (ls "../wheelhouse/opencv*.whl")
        if ($LastExitCode -ne 0) {throw $LastExitCode}
        python get_build_info.py
      shell: powershell

    - name: Run tests
      run: |
        cd ${{ github.workspace }}/opencv
        python modules\python\test\test.py -v --repo .
      shell: cmd

    - name: Pylint test
      run: |
        python -m pip install pylint==2.12.2
        cd ${{ github.workspace }}\tests
        python -m pylint $PYLINT_TEST_FILE
      shell: cmd

  test_release_opencv_python:
    if: github.event_name == 'release' && github.event.release.prerelease
    needs: [build-windows-x86_64, test]
    runs-on: ubuntu-latest
    environment: test-opencv-python-release
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/download-artifact@v2
        with:
          name: wheels
          path: wheelhouse/

      - name: Upload all wheels
        run: |
          python -m pip install twine
          python -m twine upload --repository testpypi -u ${{ secrets.PYPI_USERNAME }} -p ${{ secrets.PYPI_PASSWORD }} --skip-existing wheelhouse/opencv_*

  release_opencv_python:
    if: github.event_name == 'release' && !github.event.release.prerelease
    needs: [build-windows-x86_64, test]
    runs-on: ubuntu-latest
    environment: opencv-python-release
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/download-artifact@v2
        with:
          name: wheels
          path: wheelhouse/

      - name: Upload wheels for opencv_python
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_PYTHON_USERNAME }} -p ${{ secrets.OPENCV_PYTHON_PASSWORD }} --skip-existing wheelhouse/opencv_python-*

      - name: Upload wheels for opencv_contrib_python
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_CONTRIB_PYTHON_USERNAME }} -p ${{ secrets.OPENCV_CONTRIB_PYTHON_PASSWORD }} --skip-existing wheelhouse/opencv_contrib_python-*

      - name: Upload wheels for opencv_python_headless
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_PYTHON_HEADLESS_USERNAME }} -p ${{ secrets.OPENCV_PYTHON_HEADLESS_PASSWORD }} --skip-existing wheelhouse/opencv_python_headless-*

      - name: Upload wheels for opencv_contrib_python_headless
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_USERNAME }} -p ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_PASSWORD }} --skip-existing wheelhouse/opencv_contrib_python_headless-*
