PictoPy-Website/.github/workflows/coderabbit-approval.yml at main · AOSSIE-Org/PictoPy-Website · GitHub

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name: CodeRabbit Approval Handler

on:
  pull_request_review:
    types: [submitted]

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

jobs:
  remove-pending-label:
    if: ${{ github.repository_owner == 'AOSSIE-Org' }}
    runs-on: ubuntu-latest
    steps:
      - name: Check if CodeRabbit approved
        id: check-approval
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.EXTERNAL_LABELLER_TOKEN || secrets.GITHUB_TOKEN }}
          script: |
            const review = context.payload.review;
            const reviewer = review.user.login;
            const state = review.state;
            const prNumber = context.payload.pull_request.number;

            console.log(`Reviewer: ${reviewer}`);
            console.log(`Review state: ${state}`);
            console.log(`PR number: ${prNumber}`);

            // Check if the reviewer is CodeRabbit and the review is approved
            const isCodeRabbit = reviewer === 'coderabbitai' || reviewer === 'coderabbitai[bot]';
            const isApproved = state === 'approved';

            core.setOutput('is_coderabbit_approved', isCodeRabbit && isApproved);

            return {
              isCodeRabbit,
              isApproved,
              shouldRemoveLabel: isCodeRabbit && isApproved
            };

      - name: Remove pending CodeRabbit review label
        id: remove-label
        if: steps.check-approval.outputs.is_coderabbit_approved == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.EXTERNAL_LABELLER_TOKEN || secrets.GITHUB_TOKEN }}
          script: |
            const prNumber = context.payload.pull_request.number;
            const labelToRemove = 'pending-coderabbit-review';

            try {
              // Check if label exists on the PR
              const pr = await github.rest.issues.get({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: prNumber
              });

              const hasLabel = pr.data.labels.some(label => label.name === labelToRemove);

              if (hasLabel) {
                console.log(`Removing label: ${labelToRemove}`);

                await github.rest.issues.removeLabel({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: prNumber,
                  name: labelToRemove
                });

                console.log(`✅ Successfully removed '${labelToRemove}' label from PR #${prNumber}`);
                core.setOutput('label_was_present', 'true');
              } else {
                console.log(`Label '${labelToRemove}' not found on PR #${prNumber}`);
                core.setOutput('label_was_present', 'false');
              }
            } catch (error) {
              if (error.status === 404) {
                console.log(`Label '${labelToRemove}' does not exist on PR #${prNumber}`);
                core.setOutput('label_was_present', 'false');
              } else {
                console.error(`Error removing label: ${error.message}`);
                throw error;
              }
            }

      - name: Add CodeRabbit approved label
        if: steps.check-approval.outputs.is_coderabbit_approved == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.EXTERNAL_LABELLER_TOKEN || secrets.GITHUB_TOKEN }}
          script: |
            const prNumber = context.payload.pull_request.number;

            try {
              console.log('Adding coderabbit-approved label');

              await github.rest.issues.addLabels({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: prNumber,
                labels: ['coderabbit-approved']
              });

              console.log(`✅ Added 'coderabbit-approved' label to PR #${prNumber}`);
            } catch (error) {
              console.error(`Error adding label: ${error.message}`);
              throw error;
            }

      - name: Summary
        if: steps.check-approval.outputs.is_coderabbit_approved == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.EXTERNAL_LABELLER_TOKEN || secrets.GITHUB_TOKEN }}
          script: |
            const prNumber = context.payload.pull_request.number;
            const labelWasPresent = '${{ steps.remove-label.outputs.label_was_present }}' === 'true';

            console.log('='.repeat(50));
            console.log('CodeRabbit Approval Handler Complete');
            console.log('='.repeat(50));
            console.log(`✅ PR #${prNumber} has been approved by CodeRabbit`);
            if (labelWasPresent) {
              console.log(`✅ Removed 'pending-coderabbit-review' label`);
            } else {
              console.log(`ℹ️  'pending-coderabbit-review' label was not present`);
            }
            console.log(`✅ Added 'coderabbit-approved' label`);
            console.log('='.repeat(50));