name: 'Label Child Issues for Project Rollup'

on:
  issues:
    types: ['opened', 'edited']

jobs:
  labeler:
    runs-on: 'ubuntu-latest'
    permissions:
      issues: 'write'
    steps:
      - name: 'Check for Parent Workstream and Apply Label'
        uses: 'actions/github-script@v7'
        with:
          script: |
            const issue = context.payload.issue;
            // Define the parent workstream issue numbers
            const parentWorkstreamNumbers = [15374, 15456, 15324];
            // Define the label to add
            const labelToAdd = "workstream-rollup";

            // Check if the issue has a body and a parent, and if that parent is in our list
            if (issue && issue.body && issue.parent && parentWorkstreamNumbers.includes(issue.parent.number)) {
              console.log(`Issue #${issue.number} is a child of a target workstream. Adding label.`);
              await github.rest.issues.addLabels({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issue.number,
                labels: [labelToAdd]
              });
            } else {
              console.log(`Issue #${issue.number} is not a valid child of a target workstream or has no body. No action taken.`);
            }