.github/workflows/publish_github_release_notes.yml

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# distributed with this work for additional information
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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

# This workflow will take the release notes from 
# /website/www/site/content/en/blog/beam-${RELEASE_VERSION}.md" 
# and updated in beam repo. 

name: Publish Github Release Notes

on:
  workflow_dispatch:
    inputs:
      RELEASE_VERSION:
        description: Release Version to update notes into beam repo 
        required: true
permissions: read-all

jobs:
  set-properties:
    runs-on: ubuntu-latest
    outputs:
      properties: ${{ steps.test-properties.outputs.properties }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4        
      - id: test-properties
        uses: ./.github/actions/setup-default-test-properties

  publish_github_release_notes:
    runs-on: ubuntu-latest
    needs: set-properties
    env:
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      RELEASE_VERSION: ${{ github.event.inputs.RELEASE_VERSION}}
    name: Publish Github Release Notes
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Publish github release notes
        run: |
          POST_PATH="website/www/site/content/en/blog/beam-${{env.RELEASE_VERSION}}.md"
          RELEASE_NOTES=$(
          cat ${POST_PATH} |                               # Read post's content
          sed -n '/<!--/,$p' |                             # Remove post's metadata
          sed -e :a -Ee 's/<!--.*-->.*//g;/<!--/N;//ba' |  # Remove license
          sed '/./,$!d' |                                  # Remove leading whitespace
          sed 's=](/=](https://beam.apache.org/=g'         # Replace relative website path with absolute
          )
          ESCAPED_NOTES=$(printf '%s' "${RELEASE_NOTES}" | python3 -c 'import json,sys; print(json.dumps(sys.stdin.read()))')
          REQUEST_JSON="$(cat <<-EOF
          {
            "tag_name": "v${RELEASE_VERSION}",
            "name": "Beam ${RELEASE_VERSION} release",
            "body": ${ESCAPED_NOTES},
            "generate_release_notes": true
          }
          EOF
          )"
          echo -e "Below is the request JSON about to be sent to the Github API:\n\n ${REQUEST_JSON}\n\n"
          curl https://api.github.com/repos/apache/beam/releases \
          -X POST \
          -H "Authorization: token ${{env.GITHUB_TOKEN}}" \
          -H "Content-Type:application/json" \
          -d "${REQUEST_JSON}"
          echo -e "\n\nView the release on Github: https://github.com/apache/beam/releases/tag/v${RELEASE_VERSION}"