release.yml

---
name: release

on: push

jobs:
  build-distribution:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source
        uses: actions/checkout@v4
        with:
          fetch-depth: 2
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"
      - name: Build source and wheel distributions
        run: |
          python -m pip install --upgrade build twine
          python -m build
          twine check --strict dist/*
      - name: Store the distribution packages
        uses: actions/upload-artifact@v4
        with:
          name: python-package-distributions
          path: dist/

  publish-test-pypi:
    name: Upload release to PyPI Test Server
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v20')
    needs:
      - build-distribution
    runs-on: ubuntu-latest
    environment:
      name: test-pypi
      url: https://test.pypi.org/p/catalystcoop.pudl
    permissions:
      id-token: write
    steps:
      - name: Download all the dists
        uses: actions/download-artifact@v4
        with:
          name: python-package-distributions
          path: dist/
      - name: Publish distribution to PyPI Test Server
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          repository-url: https://test.pypi.org/legacy/

  publish-pypi:
    name: Upload release to PyPI
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v20')
    needs:
      - build-distribution
    runs-on: ubuntu-latest
    environment:
      name: pypi
      url: https://pypi.org/p/catalystcoop.pudl
    permissions:
      id-token: write
    steps:
      - name: Download all the dists
        uses: actions/download-artifact@v4
        with:
          name: python-package-distributions
          path: dist/
      - name: Publish distribution to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1

  publish-github:
    name: Release package on GitHub
    needs:
      - publish-test-pypi
    runs-on: ubuntu-latest
    permissions:
      contents: write
      id-token: write
    steps:
      - name: Download all the dists
        uses: actions/download-artifact@v4
        with:
          name: python-package-distributions
          path: dist/
      - name: Sign dist with Sigstore
        uses: sigstore/gh-action-sigstore-python@v2
        with:
          inputs: ./dist/*.tar.gz ./dist/*.whl
      - name: Upload artifact signatures to GitHub Release
        env:
          GITHUB_TOKEN: ${{ github.token }}
        run: >-
          gh release create '${{ github.ref_name }}' ./dist/*.tar.gz ./dist/*.whl
          --title 'PUDL ${{ github.ref_name }}'
          --discussion-category Announcements
          --generate-notes
          --repo '${{ github.repository }}'
      - name: Tag the current stable commit
        run: |
          git config user.email "pudl@catalyst.coop"
          git config user.name "pudlbot"
          git checkout stable
          git merge --ff-only ${{ github.ref_name }}
          git push

  notify-slack:
    runs-on: ubuntu-latest
    needs:
      - publish-github
    if: ${{ always() }}
    steps:
      - name: Inform the Codemonkeys
        uses: 8398a7/action-slack@v3
        continue-on-error: true
        with:
          status: custom
          fields: workflow,job,commit,repo,ref,author,took
          custom_payload: |
            {
              username: 'action-slack',
              icon_emoji: ':octocat:',
              attachments: [{
                color: '${{ needs.publish-github.result }}' === 'success' ? 'good' : '${{ needs.publish-github.result }}' === 'failure' ? 'danger' : 'warning',
                text: `${process.env.AS_REPO}@${process.env.AS_REF}\n ${process.env.AS_WORKFLOW} (${process.env.AS_COMMIT})\n by ${process.env.AS_AUTHOR}\n Status: ${{ needs.publish-github.result }}`,
              }]
            }
        env:
          GITHUB_TOKEN: ${{ github.token }} # required
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }} # required
          MATRIX_CONTEXT: ${{ toJson(matrix) }} # required