comment.yml

# NOTE: For screenshots to work in untrusted PRs we need to do the screenshot comment in a trusted job like this one.
#       See this post for details: https://securitylab.github.com/research/github-actions-preventing-pwn-requests/

name: Comment

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

jobs:
  comment:
    runs-on: ubuntu-latest
    if: github.event.workflow_run.conclusion == 'success'  
    # TODO: Maybe add `github.event.workflow_run.event == 'pull_request'` to avoid spam?

    steps:
    - uses: actions/checkout@v2
    - uses: iterative/setup-cml@v1

    # Doesn't work for fetching artifacts from separate workflows
    #- name: Download screenshots
    #  uses: actions/download-artifact@v2
    #  with:
    #    name: screenshots
    #    path: screenshots

    - name: 'Download artifact'
      uses: actions/github-script@v6.4.1
      with:
        script: |
          var artifacts = await github.rest.actions.listWorkflowRunArtifacts({
             owner: context.repo.owner,
             repo: context.repo.repo,
             run_id: ${{ github.event.workflow_run.id }},
          });
          var matchArtifact = artifacts.data.artifacts.filter((artifact) => {
            return artifact.name == "screenshots"
          })[0];
          var download = await github.rest.actions.downloadArtifact({
             owner: context.repo.owner,
             repo: context.repo.repo,
             artifact_id: matchArtifact.id,
             archive_format: 'zip',
          });
          var fs = require('fs');
          fs.writeFileSync('${{github.workspace}}/screenshots.zip', Buffer.from(download.data));

    - run: unzip -d screenshots screenshots.zip

    - name: Compose comment
      env:
        repo_token: ${{ secrets.GITHUB_TOKEN }}
      run: |
        echo "Here are screenshots of this commit:" >> comment.md
        echo "" >> comment.md  # just for the newline
        for aw_server_dir in screenshots/aw-*; do
            for aw_version_dir in $aw_server_dir/*; do
                aw_server=$(basename $aw_server_dir)
                aw_version=$(basename $aw_version_dir)
                echo "<details><summary>Screenshots using $aw_server $aw_version (click to expand)</summary>" >> comment.md
                echo '<p float="left">' >> comment.md
                cml-publish $aw_version_dir/activity.png  | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                cml-publish $aw_version_dir/timeline.png  | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                cml-publish $aw_version_dir/settings.png  | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                cml-publish $aw_version_dir/home.png      | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                cml-publish $aw_version_dir/buckets.png   | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                cml-publish $aw_version_dir/stopwatch.png | sed -E 's/.+/<img width="45%" src="\0"\/>/' >> comment.md
                echo '</p>' >> comment.md
                echo -n '</details>' >> comment.md
            done
        done
    - name: Post screenshots in commit comment
      env:
        repo_token: ${{ secrets.GITHUB_TOKEN }}
        head_sha: ${{ github.event.workflow_run.head_sha }}
      run: |
        cml-send-comment --target=commit/$head_sha --repo https://github.com/ActivityWatch/aw-webui comment.md