name: Validation Check

on:
  pull_request_review:
    types: [submitted]

jobs:
  check-reaction:
    name: Check for positive reaction on bot's latest validation comment
    if: startsWith(github.event.pull_request.base.ref, 'dev-v') || startsWith(github.event.pull_request.base.ref, 'release-v')
    runs-on: ubuntu-latest
    steps:
      - name: Check for positive reaction on bot's latest validation comment
        uses: actions/github-script@v4
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            // Get comments on the PR
            const comments = await github.issues.listComments({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo
            });

            // Sort comments based on their creation datetime in descending order
            const sortedComments = comments.data.sort((a, b) => new Date(b.created_at) - new Date(a.created_at));

            // Find the latest validation comment by github-actions[bot]
            const latestValidationComment = sortedComments.find(comment => comment.user.login === 'github-actions[bot]' && comment.body.startsWith("## Validation steps"));

            if (latestValidationComment) {
              const reactions = await github.reactions.listForIssueComment({
                comment_id: latestValidationComment.id,
                owner: context.repo.owner,
                repo: context.repo.repo
              });

              // Check if there's a thumbs-up reaction on the bot's validation comment
              const thumbsUpReaction = reactions.data.some(reaction => reaction.content === '+1');

              if (thumbsUpReaction) {
                console.log("The validation comment by github-actions[bot] has the required thumbs-up reaction.");
              } else {
                const createdAt = new Date(latestValidationComment.created_at).toLocaleString('en-US', { timeZoneName: 'short' });
                console.error("Failed Check - Comment Created At:", createdAt);
                core.setFailed("The latest validation comment by github-actions[bot] does not have the required thumbs-up reaction!");
              }
            } else {
              core.setFailed("No validation comments by github-actions[bot] found.");
            }