wheel-pypi.yml

## Build wheel and upload to TestPyPI (!! not PyPI !!)
## https://github.com/joerick/cibuildwheel/blob/master/examples/github-deploy.yml
## https://scikit-hep.org/developer/gha_wheels

name: Build wheel and upload to PyPI or TestPyPI

# When pushing with a tag (i.e. new version)
on:
  push:
    tags:        
      - "*"

jobs:

  check-current-branch:
    runs-on: ubuntu-latest
    outputs:
      branch: ${{ steps.check_step.outputs.branch }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get current branch
        id: check_step
        # 1. Get the list of branches ref where this tag exists
        # 2. Remove 'origin/' from that result
        # 3. Put that string in output
        # => We can now use function 'contains(list, item)''
        run: |
          raw=$(git branch -r --contains ${{ github.ref }})
          branch="$(echo ${raw//origin\//} | tr -d '\n')"
          echo "{name}=branch" >> $GITHUB_OUTPUT
          echo "Branches where this tag exists : $branch."

  build_wheels:
    name: Build universal wheels
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        name: Install Python
        with:
          python-version: '3.11'
      - name: Install Python dependencies
        run: |
          python3 -m pip install --upgrade pip wheel setuptools       
      - name: Build wheels
        run: |
          python3 setup.py bdist_wheel --universal
      - uses: actions/upload-artifact@v4
        with:
          name: rmj-wheels
          path: dist

  build_sdist:
    name: Build source
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        name: Install Python
        with:
          python-version: '3.11'
      - name: Install Python dependencies
        run: |
          python3 -m pip install --upgrade pip setuptools
      - name: Build sdist
        run: |
          python3 setup.py sdist
      - name: Upload artefact
        uses: actions/upload-artifact@v4
        with:
          name: rmj-sdist
          path: dist/*.tar.gz

  dist_check:
    name: Check build with twine
    runs-on: ubuntu-latest
    needs: [build_wheels, build_sdist]
    steps:
      - uses: actions/setup-python@v5
        name: Install Python
        with:
          python-version: '3.11'
      - name: Install Python dependencies
        run: |
          python3 -m pip install --upgrade pip
          pip install twine
      - uses: actions/download-artifact@v4
        with:
          pattern: rmj-*
          path: dist
          merge-multiple: true
      - name: Check dist
        run: |
          twine check dist/*
        
  upload_pypi:
    name: Upload to PyPI
    needs: [check-current-branch, build_wheels, build_sdist, dist_check]
    runs-on: ubuntu-latest
    if: contains(${{ needs.check.outputs.branch }}, 'main')
    environment:
      name: pypi
      url: https://pypi.org/p/riskmapjnr
    permissions:
      id-token: write  # Mandatory for trusted publishing.
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: rmj-*
          path: dist
          merge-multiple: true
      - uses: pypa/gh-action-pypi-publish@release/v1

# End