release-check-unmerged-PRs.yml

# This Workflow announces a release in Eclipse Mattermost to https://mattermost.eclipse.org/eclipse/channels/eclipse-che-releases
name: Release - Check for unmerged PRs
on:
  workflow_dispatch:
    inputs:
      version:
        description: 'The version being released. Should be in format 7.y'
        required: true
        default: ''
jobs:
  build:
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
    - uses: actions/checkout@v4
      with: 
        fetch-depth: 0
    - uses: actions/setup-python@v4
      with:
        python-version: '3.11' 
    - name: install yq jq 
      run: |
        python -m ensurepip --upgrade; pip install yq jq
    - name: Check for unmerged PRs
      id: check
      run: |
        curl -sSLkO https://raw.githubusercontent.com/eclipse/che/main/.repositories.yaml

        releaseVersionString=""
        if [[ ${{ github.event.inputs.version }} != "" ]]; then
          VER_Y="${{ github.event.inputs.version }}"
          [[ $VER_Y =~ ^([0-9]+)\.([0-9]+) ]] && VER_X=${BASH_REMATCH[1]}; NEXT=${BASH_REMATCH[2]}; (( NEXT=NEXT+1 )) # for BRANCH=7.74, get BASE=7, NEXT=75
          versionNext="${VER_X}.${NEXT}"
          releaseVersionString="|${{ github.event.inputs.version }}|${versionNext}"
        fi
        grepString="chore: Bump to |release${releaseVersionString}"
        echo "Searching for open pull requests that match '$grepString' ..."
        foundPRs=0
        for d in $(yq -r '.[][]|select(.useCheReleaseLifecycle==true)|.url' .repositories.yaml | sed -r -e "s#https://github.com/##" -e "s#/\$##"); do
            PRs=""
            echo; echo $d
            PRs=$(gh api repos/${d}/pulls?state=open --jq '.[]|(.html_url + "\t" + .title)' | grep -E "$grepString" || true)
            if [[ $PRs ]]; then
              echo "$PRs"
              (( foundPRs = foundPRs + 1 ))
            fi
        done

        # check unmerged community-operators-prod PRs for che-operator
        d="redhat-openshift-ecosystem/community-operators-prod"
        echo; echo $d; \
        # search for more with: gh api repos/${d}/pulls?state=open\&sort=updated\&direction=desc\&per_page=100 ...
        PRs=$(gh api repos/${d}/pulls?state=open --jq '.[]|select(.title|contains("operator eclipse-che"))|(.html_url+"\t"+.title)')
        if [[ $PRs ]]; then
          echo "$PRs"
          (( foundPRs = foundPRs + 1 ))
        fi

        echo; echo "Found $foundPRs open pull requests!"; exit $foundPRs