Post build links to pull request #247
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| name: Post build links to pull request | |
| on: | |
| workflow_run: | |
| workflows: ['Create a test build'] | |
| types: [completed] | |
| permissions: | |
| actions: write | |
| contents: write | |
| pull-requests: write | |
| jobs: | |
| pr_comment: | |
| if: github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/github-script@v7 | |
| with: | |
| # This snippet is public-domain, combined from | |
| # https://github.com/oprypin/nightly.link/blob/master/.github/workflows/pr-comment.yml | |
| # https://github.com/AKSW/submission.d2r2.aksw.org/blob/main/.github/workflows/pr-comment.yml | |
| script: | | |
| // Function Definitions | |
| /** | |
| * Fetch PR details for a given commit SHA. | |
| * @returns {Object} PR details containing prNumber, prRef, prRepoId. | |
| * @throws {Error} If no matching PR is found. | |
| */ | |
| async function fetchPRDetails() { | |
| const iterator = github.paginate.iterator(github.rest.pulls.list, { | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| }); | |
| for await (const { data } of iterator) { | |
| for (const pull of data) { | |
| if (pull.head.sha === '${{github.event.workflow_run.head_sha}}') { | |
| return { | |
| prNumber: pull.number, | |
| prRef: pull.head.ref, | |
| prRepoId: pull.head.repo.id | |
| }; | |
| } | |
| } | |
| } | |
| throw new Error("No matching PR found for the commit SHA"); | |
| } | |
| /** | |
| * Fetch all artifacts for a given workflow run. | |
| * @returns {Object} All artifacts data. | |
| * @throws {Error} If no artifacts are found. | |
| */ | |
| async function fetchAllArtifacts() { | |
| const artifactsResponse = await github.rest.actions.listWorkflowRunArtifacts({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| run_id: context.payload.workflow_run.id, | |
| }); | |
| if (!(artifactsResponse.data && artifactsResponse.data.artifacts && artifactsResponse.data.artifacts.length)) { | |
| throw new Error("No artifacts found for the workflow run"); | |
| } | |
| return artifactsResponse.data.artifacts; | |
| } | |
| /** | |
| * Create or update a comment on the PR. | |
| * @param {number} prNumber - The PR number. | |
| * @param {string} purpose - The purpose of the comment. | |
| * @param {string} body - The comment body. | |
| * @throws {Error} If the comment creation or update fails. | |
| */ | |
| async function upsertComment(prNumber, purpose, body) { | |
| const { data: comments } = await github.rest.issues.listComments({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: prNumber, | |
| }); | |
| 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 ${last.id}`); | |
| await github.rest.issues.updateComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: body, | |
| comment_id: last.id, | |
| }); | |
| } else { | |
| core.info(`Creating a comment in PR #${prNumber}`); | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: body, | |
| issue_number: prNumber, | |
| }); | |
| } | |
| } | |
| /** | |
| * Handle and log errors with detailed context and exit the process. | |
| * @param {Error} error - The error object. | |
| * @param {string} description - Description of the context where the error occurred. | |
| */ | |
| function handleError(error, description, prNumber) { | |
| core.error(`Failed to ${description}`); | |
| core.error(`Message: ${error.message}`); | |
| core.error(`Stack Trace: ${error.stack || 'No stack trace available'}`); | |
| if (prNumber) { | |
| core.error(`PR Number: ${prNumber}`); | |
| } | |
| core.error(`PRs: https://api.github.com/repos/${context.repo.owner}/${context.repo.repo}/pulls`); | |
| core.error(`SHA: ${{github.event.workflow_run.head_sha}}`); | |
| process.exit(1); | |
| } | |
| // Main Code Execution | |
| let prNumber, prRef, prRepoId; | |
| // Fetch PR details | |
| try { | |
| ({ prNumber, prRef, prRepoId } = await fetchPRDetails()); | |
| core.info(`Found PR: #${prNumber}, Ref: ${prRef}, Repo ID: ${prRepoId}`); | |
| } catch (error) { | |
| handleError(error, 'fetch PR details', undefined); | |
| } | |
| // Fetch all artifacts | |
| let allArtifacts; | |
| try { | |
| allArtifacts = await fetchAllArtifacts(); | |
| core.info(`Artifacts fetched successfully`); | |
| } catch (error) { | |
| handleError(error, 'fetch artifacts', prNumber); | |
| } | |
| // Construct the comment body | |
| let body = allArtifacts.reduce((acc, item) => { | |
| if (item.name === "assets") return acc; | |
| acc += `\n* [${item.name}.zip](https://nightly.link/${context.repo.owner}/${context.repo.repo}/actions/artifacts/${item.id}.zip)`; | |
| return acc; | |
| }, 'Download the built assets for this pull request:\n'); | |
| // Upsert the comment on the PR | |
| try { | |
| await upsertComment(prNumber, "nightly-link", body); | |
| core.info("Comment created/updated successfully"); | |
| } catch (error) { | |
| handleError(error, 'create/update comment', prNumber); | |
| } |