.github/workflows/post_snapshot_comment.yml

name: Snapshot tests

on:
  workflow_run:
    workflows: [Validate]
    types:
      - completed

jobs:
  download:
    runs-on: ubuntu-latest
    steps:
      - uses: haya14busa/action-workflow_run-status@v1
        if: github.event.workflow_run.event == 'pull_request'
      - name: 'Download artifact'
        uses: actions/github-script@v6
        with:
          script: |
            let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
               owner: context.repo.owner,
               repo: context.repo.repo,
               run_id: context.payload.workflow_run.id,
            });
            let matchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
              return artifact.name == "env"
            })[0];
            let download = await github.rest.actions.downloadArtifact({
               owner: context.repo.owner,
               repo: context.repo.repo,
               artifact_id: matchArtifact.id,
               archive_format: 'zip',
            });
            let fs = require('fs');
            fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/env.zip`, Buffer.from(download.data));
      - name: 'Unzip artifact'
        run: |
          unzip env.zip
          ls -ltR
          while read line; do
            echo "$line" >> $GITHUB_ENV
          done < env
      - name: 'Post PR comment'
        issue: mshick/add-pr-comment@v2
        if: github.event.workflow_run.event == 'pull_request'
        with:
          number: ${{ env.PR_NUMBER }}
          message-id: ${{ env.GITHUB_SHA }}
          message: |
            **Snapshot Tests**
            **API 23**: [Report](https://happo.io/a/27/report/${{ github.sha }}-android23) [Diff](https://happo.io/a/27/p/27/compare/master-android23/${{ github.sha }}-android23)
            **API 31**: [Report](https://happo.io/a/27/report/${{ github.sha }}-android31) [Diff](https://happo.io/a/27/p/27/compare/master-android31/${{ github.sha }}-android31)