pr_review_notice.yml

name: pr_review_notice

on:
  pull_request_target:
    types: [opened, reopened]

permissions:
  contents: read
  issues: write
  pull-requests: write

jobs:
  comment_review_notice:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/github-script@v7
        with:
          # Use the built-in token so the comment is authored by github-actions[bot]
          github-token: ${{ github.token }}
          script: |
            const { owner, repo } = context.repo;

            const pr = context.payload.pull_request;
            const pr_number = pr.number;
            const pr_author = pr.user.login;

            const maintainers = ["o2sa"].map(u => u.toLowerCase());
            if (maintainers.includes(pr_author.toLowerCase())) return;

            const body =
              "Thank you for the pull request! ✅\n\n" +
              "A maintainer will review this soon. Please be patient while we take a look. 🙌";

            // Avoid duplicate comment spam
            const { data: comments } = await github.rest.issues.listComments({
              owner,
              repo,
              issue_number: pr_number,
              per_page: 100,
            });

            const already = comments.some(c =>
              (c.body || "").includes("Thank you for the pull request! ✅")
            );
            if (already) return;

            // Create comment
            await github.rest.issues.createComment({
              owner,
              repo,
              issue_number: pr_number,
              body,
            });

            // React to the PR with 👀
            try {
              await github.rest.reactions.createForIssue({
                owner,
                repo,
                issue_number: pr_number,
                content: "eyes",
              });
            } catch (e) {
              // Don't fail the workflow if reactions aren't permitted
              core.info(`Could not add reaction: ${e.message}`);
            }