post-ci.yml

name: Post CI

on:
  workflow_run:
    workflows:
      - ci
    types:
      - completed

jobs:
  comment:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}

    steps:
      - uses: actions/checkout@v3
      - uses: actions/github-script@v6
        with:
          script: |
            console.log(context.payload.workflow_run)

            const { data: { artifacts }} = await github.rest.actions.listWorkflowRunArtifacts({
              owner: context.repo.owner,
              repo: context.repo.repo,
              run_id: context.payload.workflow_run.id,
            });

            const artifact = artifacts.find(a => a.name === "coverage");
            if (artifact == null) return;

            const url = `https://artifact-viewer.vercel.app/${context.repo.owner}/${context.repo.repo}/${artifact.id}/`;

            const body =
              `<!-- artifact-comment -->
              # Artifacts

              |          |        |
              | -------- | ------ |
              | Coverage | ${url} |
            `;

            if (context.payload.workflow_run.event === "push") {
              await github.rest.repos.createCommitComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                commit_sha: context.payload.workflow_run.head_sha,
                body
              });
            }