monitor-upstream.yml

name: Monitor Upstream Changes

on:
  schedule:
    # Run daily at 8 AM UTC
    - cron: '0 8 * * *'
  workflow_dispatch:

jobs:
  check-releases:
    runs-on: ubuntu-latest
    permissions:
      issues: write
      
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 1
          
      - name: Check for new releases
        id: check
        uses: actions/github-script@v7
        with:
          script: |
            // Get latest release from upstream
            const upstreamOwner = 'jhipster';
            const upstreamRepo = 'prettier-java';
            
            try {
              const { data: latestRelease } = await github.rest.repos.getLatestRelease({
                owner: upstreamOwner,
                repo: upstreamRepo
              });
              
              // Check if we've already processed this release
              const processedReleases = new Set();
              try {
                const { data: issues } = await github.rest.issues.listForRepo({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  labels: 'upstream-release',
                  state: 'all'
                });
                
                issues.forEach(issue => {
                  const match = issue.title.match(/Release (v?[\d.]+)/);
                  if (match) processedReleases.add(match[1]);
                });
              } catch (e) {
                console.log('No previous release issues found');
              }
              
              const releaseTag = latestRelease.tag_name;
              
              if (!processedReleases.has(releaseTag)) {
                // Create issue for new release
                await github.rest.issues.create({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  title: `📦 Upstream Release ${releaseTag}`,
                  body: `## New Upstream Release Available
                  
A new version of prettier-java has been released: [${releaseTag}](${latestRelease.html_url})

**Release Date**: ${new Date(latestRelease.published_at).toLocaleDateString()}

### Release Notes

${latestRelease.body || 'No release notes provided.'}

### Recommended Actions

1. Review the changes in this release
2. Run the sync workflow to incorporate changes
3. Test thoroughly with Kempt-specific features
4. Update our changelog if merging

---

*This issue was automatically created by the upstream monitoring workflow.*`,
                  labels: ['upstream-release', 'needs-review']
                });
                
                console.log(`Created issue for new release: ${releaseTag}`);
                core.setOutput('new_release', releaseTag);
              } else {
                console.log(`Release ${releaseTag} already processed`);
                core.setOutput('new_release', '');
              }
            } catch (error) {
              console.error('Error checking releases:', error);
              core.setFailed(error.message);
            }
      
      - name: Check recent commits
        id: commits
        run: |
          git remote add upstream https://github.com/jhipster/prettier-java.git || true
          git fetch upstream main --depth=50
          
          # Get commits from last 7 days
          WEEK_AGO=$(date -d '7 days ago' +%Y-%m-%d)
          
          echo "### Recent upstream commits (last 7 days):" >> $GITHUB_STEP_SUMMARY
          
          COMMIT_COUNT=$(git log upstream/main --since="$WEEK_AGO" --oneline | wc -l)
          
          if [ $COMMIT_COUNT -gt 0 ]; then
            echo "Found $COMMIT_COUNT new commits in upstream" >> $GITHUB_STEP_SUMMARY
            echo "" >> $GITHUB_STEP_SUMMARY
            git log upstream/main --since="$WEEK_AGO" --pretty=format:"- %h %s (%an, %ar)" >> $GITHUB_STEP_SUMMARY
            echo "high_activity=true" >> $GITHUB_OUTPUT
          else
            echo "No new commits in the last 7 days" >> $GITHUB_STEP_SUMMARY
            echo "high_activity=false" >> $GITHUB_OUTPUT
          fi
      
      - name: Create activity summary
        if: steps.commits.outputs.high_activity == 'true'
        uses: actions/github-script@v7
        with:
          script: |
            // Only create a summary issue once per week for high activity
            const today = new Date();
            const dayOfWeek = today.getDay();
            
            // Only run on Mondays
            if (dayOfWeek !== 1) {
              console.log('Not Monday, skipping weekly summary');
              return;
            }
            
            // Check if we already created a summary this week
            const weekStart = new Date(today);
            weekStart.setDate(today.getDate() - 7);
            
            const { data: recentIssues } = await github.rest.issues.listForRepo({
              owner: context.repo.owner,
              repo: context.repo.repo,
              labels: 'upstream-activity',
              since: weekStart.toISOString()
            });
            
            if (recentIssues.length > 0) {
              console.log('Weekly summary already created');
              return;
            }
            
            // Create weekly activity summary
            await github.rest.issues.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              title: `📊 Weekly Upstream Activity Report - ${today.toLocaleDateString()}`,
              body: `## Upstream Activity Summary
              
High activity detected in the upstream prettier-java repository.

See the [workflow summary](${process.env.GITHUB_SERVER_URL}/${process.env.GITHUB_REPOSITORY}/actions/runs/${process.env.GITHUB_RUN_ID}) for commit details.

### Recommended Actions

- Review recent changes for potential impacts
- Consider running a sync if significant changes are present
- Monitor for any breaking changes

---

*This summary was automatically generated by the upstream monitoring workflow.*`,
              labels: ['upstream-activity']
            });