knip-reporter.yml

name: Knip-reporter

on:
  workflow_run:
    workflows: ["Knip"]
    types:
      - completed

jobs:
  knip-reporter:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion != 'success' }}
    steps:
      - name: Verify Runner's Identity
        id: verify-runner
        run: |
          echo "Runner name: $RUNNER_NAME"
          if [[ "$RUNNER_NAME" != *"GitHub Actions"* ]]; then
            echo "This workflow must run on a GitHub Actions runner. (github-actions[bot])"
            exit 1
          fi
      - uses: actions/download-artifact@v4
        with:
          name: knip-results
          run-id: ${{ github.event.workflow_run.id }}
          github-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Read pr number
        id: pr-number
        uses: juliangruber/read-file-action@v1
        with:
          path: ./pr-number.txt
          trim: true

      - name: Get or create comment ID for Knip Report
        id: get-comment
        uses: actions/github-script@v7
        with:
          script: |
            const { owner, repo } = context.repo;
            const issue_number = ${{ steps.pr-number.outputs.content }};

            // Fetch all comments on the PR
            const comments = await github.rest.issues.listComments({
              owner,
              repo,
              issue_number,
            });

            // Look for an existing Knip report comment
            let knipComment = comments.data.find(comment =>
              comment.body.startsWith("| Knip Report |")
            );

            if (knipComment) {
              console.log('Found existing Knip report comment:', knipComment.id);
              core.setOutput('comment_id', knipComment.id); // Set the comment ID output
            } else {
              console.log('No existing Knip report comment found.');
              core.setOutput('comment_id', ''); // No existing comment
            }

      - name: Report Knip results to pull request
        uses: gitcoindev/knip-reporter@main
        with:
          verbose: true
          comment_id: ${{ steps.get-comment.outputs.comment_id || github.workflow }}-knip-report
          command_script_name: knip-ci
          annotations: true
          ignore_results: false
          json_input: true
          json_input_file_name: knip-results.json
          pull_request_number: ${{ steps.pr-number.outputs.content }}
          token: ${{ secrets.GITHUB_TOKEN }}