update-pr.yml

# This workflow posts the result of a performance test back to the pull request as a comment.
# Needs to be separate from CI because it has elevated privileges so only runs from main branch.

name: Update PR

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

jobs:
  updatepr:
    runs-on: ubuntu-latest
    continue-on-error: true
    if: ${{ github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success' }}
    timeout-minutes: 5
    steps:
    # report status back to pull request
    - uses: haya14busa/action-workflow_run-status@v1
    - uses: actions/checkout@v4
      with:
        submodules: true
    - name: 'Download branch build info'
      uses: dawidd6/action-download-artifact@v6
      with:
        workflow: ${{ github.event.workflow_run.workflow_id }}
        run_id: ${{ github.event.workflow_run.id }}
        name: build-info
        path: build-info
    - name: 'Get build info'
      id: build_info
      run: echo "::set-output name=pr_number::$(cat build-info/pull_request_number)"
    - name: 'Build comment-body'
      run: |
        cat build-info/branchlogs.txt | sed -n '/^.*Tile stats/,/\tfeatures\t/p' > branchsummary.txt
        cat build-info/branchlogs.txt | sed -n '/^.*Exception in thread/,$p' >> branchsummary.txt
        cat build-info/branchlogs.txt | grep run.jar >> branchsummary.txt
        cat build-info/baselogs.txt | sed -n '/^.*Tile stats/,/\tfeatures\t/p' > basesummary.txt
        cat build-info/baselogs.txt | sed -n '/^.*Exception in thread/,$p' >> basesummary.txt
        cat build-info/baselogs.txt | grep run.jar >> basesummary.txt

        cat << EOF > comment-body.txt
        <table>
        <thead>
        <tr>
        <th>This Branch $(cat build-info/branch_sha)</th>
        <th>Base $(cat build-info/base_sha)</th>
        </tr>
        </thead>
        <tr>
        <td>

        \`\`\`
        $(cat branchsummary.txt)
        \`\`\`
        </td>
        <td>

        \`\`\`
        $(cat basesummary.txt)
        \`\`\`
        </td>
        </tr>
        </table>

        Full logs: https://github.com/onthegomap/planetiler/actions/runs/${{ github.event.workflow_run.id }}
        EOF

    - name: 'Dump comment body'
      run: cat comment-body.txt

    - uses: marocchino/sticky-pull-request-comment@v2
      with:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        path: comment-body.txt
        header: performance-tests
        number: ${{ steps.build_info.outputs.pr_number }}