publish.yml

name: Release

on:
  workflow_run:
    workflows: ["Python Tests", "Transports"]
    branches: [main]
    types:
      - completed

# Required for PyPI trusted publishing
permissions:
  id-token: write
  contents: write  # Required for creating tags and releases

jobs:
  check-version-and-publish:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: ${{ github.event.workflow_run.head_sha }}

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: "3.11"

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install build twine wheel tomli

      - name: Check for version bump
        id: check-version
        run: |
          # Extract current version directly from pyproject.toml
          # This is more reliable than using importlib.metadata
          CURRENT_VERSION=$(python -c "
          import tomli
          with open('pyproject.toml', 'rb') as f:
              data = tomli.load(f)
          print(data['project']['version'])
                    ")

          echo "Current version: $CURRENT_VERSION"

          # Check if this version already has a tag
          if git rev-parse "v$CURRENT_VERSION" >/dev/null 2>&1; then
            echo "Version $CURRENT_VERSION already has a tag. Skipping release."
            echo "is_new_version=false" >> $GITHUB_OUTPUT
          else
            echo "New version detected: $CURRENT_VERSION"
            echo "is_new_version=true" >> $GITHUB_OUTPUT
            echo "new_version=$CURRENT_VERSION" >> $GITHUB_OUTPUT
          fi

      - name: Build package
        if: steps.check-version.outputs.is_new_version == 'true'
        run: |
          python -m build

      - name: Create Release
        if: steps.check-version.outputs.is_new_version == 'true'
        id: create_release
        uses: ncipollo/release-action@v1
        with:
          tag: v${{ steps.check-version.outputs.new_version }}
          name: Release v${{ steps.check-version.outputs.new_version }}
          draft: false
          prerelease: false
          generateReleaseNotes: false
          omitBodyDuringUpdate: true

      - name: Publish to PyPI
        if: steps.check-version.outputs.is_new_version == 'true'
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          password: ${{ secrets.PYPI_API_TOKEN }}