publish-python-library.yaml

name: Build and Publish Wheels

on:
  push:
    tags:
      # Trigger on version tags (e.g., v1.0.0)
      - 'v*'

env:
  PYTHON_VERSION: 3.11

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }} for Python ${{ matrix.python }}
    runs-on: ${{ matrix.os }}
    timeout-minutes: 60
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest]
        python: ['3.8', '3.9', '3.10', '3.11', '3.12']

    steps:
      - uses: actions/checkout@v4
        with:
          submodules: 'recursive'
      
      # Set up Python 3.11 specifically for running cibuildwheel
      - name: Set up global python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install macOS dependencies
        if: runner.os == 'macOS'
        run: |
          xcode-select --install || true
          brew install cmake libomp

      - name: Install Dependencies
        run: |
          python -m pip install --upgrade pip
          pip install "cibuildwheel==2.22.0"

      - name: Set up Docker (Linux only)
        if: runner.os == 'Linux'
        uses: docker/setup-buildx-action@v3
        with:
          install: true

      - name: Build wheel
        env:
          MACOSX_DEPLOYMENT_TARGET: '10.14'
        run: |
          set -ex
          ./cibuild.sh --current-version ${{ matrix.python }}

      - name: Upload wheels as artifacts
        uses: actions/upload-artifact@v3
        if: always()
        with:
          name: wheels-${{ runner.os }}-py${{ matrix.python }}
          path: wheelhouse/*.whl

  publish:
    needs: build_wheels
    if: always()
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: python-bindings
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: 'recursive'
      
      - name: Install pipx
        run: |
          python -m pip install --upgrade pip
          python -m pip install pipx

      - name: Clear dist folder and build SDist
        run: |
          rm -rf dist/
          pipx run build --sdist

      - name: Download wheels
        uses: actions/download-artifact@v3
        with:
          path: python-bindings/dist/

      - name: Prepare dist directory and upload wheels individually
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
        run: |
          # Move wheels to dist directory
          find dist -name "*.whl" -exec mv {} dist/ \;
          rm -rf dist/wheels-*

          # Verify we have wheels to publish
          wheel_count=$(find dist -name "*.whl" | wc -l)
          if [ "$wheel_count" -eq 0 ]; then
            echo "No wheels found to publish"
            exit 1
          fi
          
          echo "Found $wheel_count wheels to publish:"
          ls -la dist/*.whl

          # Upload each wheel individually
          failed_uploads=0
          for wheel in dist/*.whl; do
            echo "Uploading $wheel..."
            if ! pipx run twine upload "$wheel"; then
              echo "Warning: Failed to upload $wheel"
              failed_uploads=$((failed_uploads + 1))
            fi
          done

          # Upload sdist last
          echo "Uploading sdist..."
          if ! pipx run twine upload dist/*.tar.gz; then
            echo "Warning: Failed to upload sdist"
            failed_uploads=$((failed_uploads + 1))
          fi

          # Report final status
          echo "Upload complete. $failed_uploads files failed to upload."
          if [ "$failed_uploads" -eq "$((wheel_count + 1))" ]; then
            echo "All uploads failed"
            exit 1
          fi
          if [ "$failed_uploads" -gt 0 ]; then
            echo "Some uploads failed but others succeeded"
            exit 0
          fi