label.yml

name: Manage Labels
on:
  workflow_run:
    workflows: ["Test Everything"]
    types: [completed]
jobs:
  label-job:
    name: Manage Labels
    runs-on: ubuntu-latest
    permissions:
      issues: write
      pull-requests: write
    steps:
      - uses: actions/download-artifact@v8
        with:
          name: test-result
          run-id: ${{ github.event.workflow_run.id }}
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - uses: actions/github-script@v9
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const fs = require('fs');
            const result = fs.readFileSync('test-result.txt', 'utf8').trim();
            const labelName = 'tests-passed';
            let pr = context.payload.workflow_run.pull_requests[0];
            if (!pr) {
              const { data: prs } = await github.rest.pulls.list({
                owner: context.repo.owner,
                repo: context.repo.repo,
                state: 'open',
                head: `${context.payload.workflow_run.head_repository.owner.login}:${context.payload.workflow_run.head_branch}`,
              });
              pr = prs[0];
            }
            if (!pr) {
              console.log('No PR associated with this workflow run');
              return;
            }
            const issue_number = pr.number;
            const owner = context.repo.owner;
            const repo = context.repo.repo;
            if (result === 'success') {
              await github.rest.issues.addLabels({ issue_number, owner, repo, labels: [labelName] });
            } else {
              try {
                await github.rest.issues.removeLabel({ issue_number, owner, repo, name: labelName });
              } catch (e) {
                if (e.status !== 404) throw e;
              }
            }