release.yml

name: release

on:
  push:
    branches:
      - "main"
      - "master"

jobs:
  pypi_version:
    runs-on: ubuntu-latest
    outputs:
      latest_version: ${{ steps.get_pypi_version.outputs.latest_version }}
    steps:
      - name: Fetch information from PyPI
        id: get_pypi_version
        run: |
          response=$(curl -s https://pypi.org/pypi/${{ github.event.repository.name }}/json || echo "{}")
          latest_version=$(echo $response | jq --raw-output "select(.releases != null) | .releases | keys_unsorted | last")
          if [ -z "$latest_version" ]; then
            echo "Package not found on PyPI."
            latest_version="0.0.0"
          fi
          echo "Latest version on PyPI: $latest_version"
          echo "latest_version=$latest_version" >> $GITHUB_OUTPUT

  build_package:
    needs: [pypi_version]
    runs-on: ubuntu-latest
    outputs:
      new_version: ${{ steps.version.outputs.new_version }}
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: "3.12"

      - name: Install Hatch
        run: |
          python -m pip install --upgrade pip setuptools wheel hatch

      - name: Compare current version with PyPI version
        id: version
        run: |
          new_version=$(hatch version)
          prev_version=${{ needs.pypi_version.outputs.latest_version }}
          if [ "$new_version" == "prev_version" ]; then
            echo "No version update. Terminating workflow".
            exit 1
          fi
          higher_version=$(printf '%s\n' "$new_version" "$prev_version" | sort -rV | head -n 1)
          if [ "$higher_version" != "$new_version" ]; then
            echo "Error! Version ${new_version} is lower than latest version ${prev_version} on PyPI"
            exit 2
          else
            echo "The new version ${new_version} is greater than the latest version ${prev_version} on PyPI."
            echo "new_version=${new_version}" >> "$GITHUB_OUTPUT"
          fi

      - name: Build source and wheel distribution
        run: |
          hatch build

      - name: Upload artifacts
        uses: actions/upload-artifact@v3
        with:
          name: dist
          path: dist/

#  details:
#    runs-on: ubuntu-latest
#    outputs:
#      new_version: ${{ steps.release.outputs.latest_version }}
#      suffix: ${{ steps.release.outputs.suffix }}
#      tag_name: ${{ steps.release.outputs.tag_name }}
#    steps:
#      - uses: actions/checkout@v2
#
#      - name: Extract tag and Details
#        id: release
#        run: |
#          if [ "${{ github.ref_type }}" = "tag" ]; then
#            TAG_NAME=${GITHUB_REF#refs/tags/}
#            NEW_VERSION=$(echo $TAG_NAME | awk -F'-' '{print $1}')
#            SUFFIX=$(echo $TAG_NAME | grep -oP '[a-z]+[0-9]+' || echo "")
#            echo "new_version=$NEW_VERSION" >> "$GITHUB_OUTPUT"
#            echo "suffix=$SUFFIX" >> "$GITHUB_OUTPUT"
#            echo "tag_name=$TAG_NAME" >> "$GITHUB_OUTPUT"
#            echo "Version is $NEW_VERSION"
#            echo "Suffix is $SUFFIX"
#            echo "Tag name is $TAG_NAME"
#          else
#            echo "No tag found"
#            exit 1
#          fi
#
#  check_pypi:
#    needs: details
#
#      - name: Compare versions and exit if not newer
#        run: |
#          NEW_VERSION=${{ needs.details.outputs.new_version }}
#          LATEST_VERSION=$latest_previous_version
#          if [ "$(printf '%s\n' "$LATEST_VERSION" "$NEW_VERSION" | sort -rV | head -n 1)" != "$NEW_VERSION" ] || [ "$NEW_VERSION" == "$LATEST_VERSION" ]; then
#            echo "The new version $NEW_VERSION is not greater than the latest version $LATEST_VERSION on PyPI."
#            exit 1
#          else
#            echo "The new version $NEW_VERSION is greater than the latest version $LATEST_VERSION on PyPI."
#          fi
#
#  setup_and_build:
#    needs: [details, check_pypi]
#    runs-on: ubuntu-latest
#    steps:
#      - uses: actions/checkout@v2
#
#      - name: Set up Python
#        uses: actions/setup-python@v4
#        with:
#          python-version: "3.12"
#
#      - name: Install Hatch
#        run: |
#          python -m pip install --upgrade pip setuptools wheel
#          pip install hatch
#
#      - name: Set project version with Hatch
#        run: |
#          hatch version ${{ needs.details.outputs.new_version }}
#
#      - name: Build source and wheel distribution
#        run: |
#          hatch build
#
#      - name: Upload artifacts
#        uses: actions/upload-artifact@v3
#        with:
#          name: dist
#          path: dist/
#


#  pypi_publish:
#    name: Upload release to PyPI
#    needs: [build_package]
#    if: needs.build_package.outputs.new_version
#    runs-on: ubuntu-latest
#    environment:
#      name: release
#      url: https://pypi.org/p/${{ env.PACKAGE_NAME }}
#    permissions:
#      id-token: write
#    steps:
#      - name: Download artifacts
#        uses: actions/download-artifact@v3
#        with:
#          name: dist
#          path: dist/
#
#      - name: Publish distribution to PyPI
#        uses: pypa/gh-action-pypi-publish@release/v1
#
  github_tag:
    name: Create GitHub tag
    needs: [build_package]
    if: needs.build_package.outputs.new_version
    runs-on: ubuntu-latest
    steps:
      - name: Create tag
        uses: actions/github-script@v7
        env:
          NEW_TAG: ${{ needs.build_package.outputs.new_version }}
        with:
          script: |
            const { NEW_TAG } = process.env
            github.rest.git.createRef({
              owner: context.repo.owner,
              repo: context.repo.repo,
              ref: 'refs/tags/${{ needs.build_package.outputs.new_version }}',
              sha: context.sha
            })

#  github_release:
#    name: Create GitHub Tag aRelease
#    needs: [build_package]
#    runs-on: ubuntu-latest
#    permissions:
#      contents: write
#    steps:
#      - name: Checkout Code
#        uses: actions/checkout@v3
#        with:
#          fetch-depth: 0
#
#      - name: Download artifacts
#        uses: actions/download-artifact@v3
#        with:
#          name: dist
#          path: dist/
#
#      - name: Create GitHub Release
#        id: create_release
#        env:
#          GH_TOKEN: ${{ github.token }}
#        run: |
#          tag_name = ${{ needs.build_package.outputs.new_version }}
#          gh release create ${tag_name} dist/* --title ${tag_name} --generate-notes