Comment on pull request #246
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| name: Comment on pull request | |
| on: | |
| workflow_run: | |
| workflows: ['CI'] | |
| types: [completed] | |
| jobs: | |
| pr_comment: | |
| if: github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Get the PR number | |
| run: | | |
| # Query the issue search API to get the PR associated with it | |
| PR_RAW=$(curl 'https://api.github.com/search/issues?q=${{ github.event.workflow_run.head_commit.id }}') | |
| # Get the event number from the search results, which will be the PR number | |
| # Filter by PRs only in this repository, as a PR with an identical head commit may be made in another repository (e.g. a fork) | |
| # Assume the 0th index in the array of found PRs is the correct one (it seems to usually be the latest one) | |
| PR_NUM=$(echo $PR_RAW | jq '.items | map(select(.repository_url=="https://api.github.com/repos/${{ github.repository }}")) | .[0].number') | |
| echo "PR_NUM=${PR_NUM}" >> $GITHUB_ENV | |
| - uses: actions/github-script@v6 | |
| with: | |
| # This snippet is public-domain, taken from | |
| # https://github.com/oprypin/nightly.link/blob/master/.github/workflows/pr-comment.yml | |
| # and modified to allow comments on external PRs (oprypin/nightly.link/pull/38 & #issuecomment-1200506721) | |
| script: | | |
| async function upsertComment(owner, repo, issue_number, purpose, body) { | |
| const {data: comments} = await github.rest.issues.listComments( | |
| {owner, repo, issue_number}); | |
| const marker = `<!-- bot: ${purpose} -->`; | |
| body = marker + "\n" + body; | |
| const existing = comments.filter((c) => c.body.includes(marker)); | |
| if (existing.length > 0) { | |
| const last = existing[existing.length - 1]; | |
| core.info(`Updating comment ${last.id}`); | |
| await github.rest.issues.updateComment({ | |
| owner, repo, | |
| body, | |
| comment_id: last.id, | |
| }); | |
| } else { | |
| core.info(`Creating a comment in issue / PR #${issue_number}`); | |
| await github.rest.issues.createComment({issue_number, body, owner, repo}); | |
| } | |
| } | |
| const {owner, repo} = context.repo; | |
| const run_id = '${{github.event.workflow_run.id}}'; | |
| const artifacts = await github.paginate( | |
| github.rest.actions.listWorkflowRunArtifacts, {owner, repo, run_id}); | |
| if (!artifacts.length) { | |
| return core.error(`No artifacts found`); | |
| } | |
| let body = `Download the artifacts for this pull request:\n`; | |
| for (const art of artifacts) { | |
| body += `\n* [${art.name}.zip](https://nightly.link/${owner}/${repo}/actions/artifacts/${art.id}.zip)`; | |
| } | |
| core.info("Review thread message body:", body); | |
| await upsertComment(owner, repo, ${{ env.PR_NUM }}, "nightly-link", body); |