name: 📝 Artifact Comment on PR

concurrency:
  group: artifact-comment-${{ github.event.workflow_run.head_branch }}
  cancel-in-progress: true

on:
  workflow_run:
    workflows: ["🤖 iOS IPA Build (Phone + TV)", "🤖 Android APK Build (Phone + TV)"]
    types:
      - completed

jobs:
  comment-artifacts:
    if: github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success'
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
      actions: read

    steps:
      - name: 🔍 Get PR and Artifacts
        uses: actions/github-script@v8
        with:
          script: |
            // Find PR associated with this commit
            const { data: pullRequests } = await github.rest.repos.listPullRequestsAssociatedWithCommit({
              owner: context.repo.owner,
              repo: context.repo.repo,
              commit_sha: "${{ github.event.workflow_run.head_sha }}"
            });
            
            if (pullRequests.length === 0) {
              core.setFailed('No pull request found for this commit');
              return;
            }
            
            const pr = pullRequests[0];
            const runId = "${{ github.event.workflow_run.id }}";
            
            // Get artifacts from the workflow run
            const { data: artifacts } = await github.rest.actions.listWorkflowRunArtifacts({
              owner: context.repo.owner,
              repo: context.repo.repo,
              run_id: runId
            });
            
            if (artifacts.artifacts.length === 0) {
              console.log('No artifacts found for this run');
              return;
            }
            
            // Sort and categorize artifacts
            const androidArtifacts = artifacts.artifacts
              .filter(a => a.name.includes('android'))
              .sort((a, b) => a.name.localeCompare(b.name));
            const iosArtifacts = artifacts.artifacts
              .filter(a => a.name.includes('ios'))
              .sort((a, b) => a.name.localeCompare(b.name));
            
            // Build comment body with table format
            let commentBody = `## 📱 Build Artifacts Ready!\n\n`;
            commentBody += `✅ **Workflow completed successfully** for PR #${pr.number}\n`;
            commentBody += `📦 **${artifacts.artifacts.length} artifacts** generated from commit [\`${pr.head.sha.substring(0, 7)}\`](https://github.com/${context.repo.owner}/${context.repo.repo}/commit/${pr.head.sha})\n\n`;
            
            // Create table for better organization
            commentBody += `| Platform | Device Type | Download Link |\n`;
            commentBody += `|----------|-------------|---------------|\n`;
            
            // Add Android artifacts
            androidArtifacts.forEach(artifact => {
              const isTV = artifact.name.includes('tv');
              const deviceType = isTV ? '📺 Android TV' : '📱 Android Phone';
              const nightlyLink = `https://nightly.link/${context.repo.owner}/${context.repo.repo}/actions/runs/${runId}/${artifact.name}.zip`;
              commentBody += `| 🤖 Android | ${deviceType} | [📥 Download APK](${nightlyLink}) |\n`;
            });
            
            // Add iOS artifacts
            iosArtifacts.forEach(artifact => {
              const isTV = artifact.name.includes('tv');
              const deviceType = isTV ? '📺 Apple TV' : '📱 iPhone/iPad';
              const nightlyLink = `https://nightly.link/${context.repo.owner}/${context.repo.repo}/actions/runs/${runId}/${artifact.name}.zip`;
              commentBody += `| 🍎 iOS | ${deviceType} | [📥 Download IPA](${nightlyLink}) |\n`;
            });
            
            commentBody += `\n`;
            commentBody += `### 🔧 Installation Instructions\n\n`;
            commentBody += `- **Android APK**: Download and install directly on your device (enable "Install from unknown sources")\n`;
            commentBody += `- **iOS IPA**: Install using [AltStore](https://altstore.io/), [Sideloadly](https://sideloadly.io/), or Xcode\n\n`;
            commentBody += `> ⚠️ **Note**: Artifacts expire in 7 days from build date\n\n`;
            commentBody += `<sub>*Auto-generated by [GitHub Actions](${context.payload.workflow_run.html_url})*</sub>`;
            
            // Find existing bot comment to update
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: pr.number
            });
            
            const botComment = comments.find(comment => 
              comment.user.type === 'Bot' && 
              comment.body.includes('Build Artifacts Ready!')
            );
            
            if (botComment) {
              // Update existing comment
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: botComment.id,
                body: commentBody
              });
              console.log(`✅ Updated comment ${botComment.id} on PR #${pr.number}`);
            } else {
              // Create new comment
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                body: commentBody
              });
              console.log(`✅ Created new comment on PR #${pr.number}`);
            }