build.yml

name: Build

on:
  workflow_dispatch:
  push:
    branches:
      - develop/*
  pull_request:
    branches:
      - master
  release:
    types: [ published ]

defaults:
  run:
    shell: bash

jobs:
  build_wheels_windows:
    name: Build wheels on Windows
    runs-on: windows-latest
    strategy:
      fail-fast: False
      matrix:
        python-version: [ '3.9', '3.10', '3.11', '3.12' ]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Setup Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

      - name: Build wheels
        run: |
          python -m pip install -U pip numpy swig wheel setuptools
          python setup.py bdist_wheel -d dist
          ls -al ./dist

      - name: Place wheels in artifacts folder
        uses: actions/upload-artifact@v4
        with:
          name: windows-${{ matrix.python-version }}
          path: ./dist/*.whl

  build_wheels_unix:
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: False
      matrix:
        os: [ ubuntu-latest, macos-latest, macos-14 ]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Setup Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: '3.11'

      - name: Build wheels
        env:
          # only build CPython-3.9+ and skip 32-bit builds
          CIBW_BUILD: cp39-* cp310-* cp311-* cp312-* cp313-*
          CIBW_SKIP: "*-manylinux_i686 *-musllinux*"
          # use latest build
          CIBW_MANYLINUX_X86_64_IMAGE: quay.io/pypa/manylinux2014_x86_64
          CIBW_BEFORE_ALL_MACOS: brew install swig
          CIBW_BEFORE_BUILD: pip install numpy swig
        run: |
          python -m pip install -U pip cibuildwheel
          python -m cibuildwheel --output-dir dist
          ls -R dist

      - name: Place wheels in artifacts folder
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.os }}
          path: ./dist/*.whl

  test-wheels:
    name: Test wheels
    needs: [ build_wheels_windows, build_wheels_unix ]
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ windows-latest, ubuntu-latest, macos-latest, macos-14 ]
        python-version: [ '3.9', '3.10', '3.11', '3.12' ]

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: true
      - name: Setup Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

      - name: Retrieve packages
        uses: actions/download-artifact@v4
        with:
          path: dist

      - name: List items
        run: |
          ls -alR dist

      - name: Test Package Installation
        run: |
          python -m pip install --upgrade pip

          # list all files in the dist folder
          ls -R dist

          # finds path to the right wheel or source file to install later
          os=$(echo ${{ runner.os }} | awk '{print tolower($0)}' | head -c3)

          # version refers to the python version. So 3.8 -> 38
          version=$(echo ${{ matrix.python-version }} | sed 's/\.//g')

          if [[ "${{ matrix.os }}" == "windows-latest" ]]; then
            chunk="windows-*"
          else
            chunk="${{matrix.os}}"
          fi

          # this finds files like
          # nlopt-2.6.2-cp36-cp36m-win_amd64.whl
          # nlopt-2.6.2-cp36-cp36m-manylinux10_amd64.whl
          # nlopt-2.7.1-cp310-cp310-win_amd64.whl
          file=$(find dist/${chunk} -name "nlopt-*${version}*${os}*.whl" -type f);

          echo "Installing file: ${file}"

          pip install ${file}
          python extern/nlopt/test/t_python.py

  deploy:
    name: Deploy packages
    runs-on: ubuntu-latest
    needs: test-wheels

    steps:
      - name: Setup Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

      - name: Retrieve packages
        uses: actions/download-artifact@v4
        with:
          path: dist

      - name: Install twine
        run: pip install twine

      - name: Move files to top level directory
        run: |
          ls -ltR dist
          python - << EOF
          from pathlib import Path
          import shutil
          
          d = Path('dist')
          for f in d.rglob('*.whl'):
              shutil.move(f, d / f.name)
          
          for f in d.iterdir():
              if f.is_dir():
                  shutil.rmtree(f)
          
          EOF

      - name: Upload packages to testpypi
        if: ${{ !startsWith(github.ref, 'refs/tags/') }}
        env:
          TWINE_USERNAME: ${{ secrets.PYPI_TEST_TOKEN_NAME }}
          TWINE_PASSWORD: ${{ secrets.PYPI_TEST_API_TOKEN }}
        run: python -m twine upload --skip-existing --repository testpypi dist/* --verbose

      - name: Upload packages to pypi
        if: startsWith(github.ref, 'refs/tags/')
        env:
          TWINE_USERNAME: ${{ secrets.PYPI_PROD_TOKEN_NAME }}
          TWINE_PASSWORD: ${{ secrets.PYPI_PROD_API_TOKEN }}
        run: python -m twine upload --skip-existing dist/* --verbose