pr-link-check.yml

name: PR Issue Link Check

on:
  pull_request:
    types: [opened, edited]

permissions:
  pull-requests: write
  issues: read

jobs:
  check-issue-link:
    runs-on: ubuntu-latest
    steps:
      - name: Check for linked issue
        uses: actions/github-script@v7
        with:
          script: |
            const pr = context.payload.pull_request;
            const body = pr.body || '';
            const title = pr.title || '';

            // Check for issue references (Fixes #123, Closes #456, etc.)
            const issueKeywords = /\b(close|closes|closed|fix|fixes|fixed|resolve|resolves|resolved)\s+#\d+/gi;
            const hasIssueLink = issueKeywords.test(body) || issueKeywords.test(title);

            // Also check for standalone issue numbers
            const issueNumbers = body.match(/#\d+/g) || [];

            if (!hasIssueLink && issueNumbers.length === 0) {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                body: `⚠️ **No linked issue found**

Please link this PR to an issue using keywords like:
- \`Fixes #123\`
- \`Closes #456\`
- \`Resolves #789\`

This helps us track changes and automatically close related issues when the PR is merged.

If this PR doesn't address a specific issue, please explain the context in the PR description.`
              });
            } else {
              console.log('Issue link found or PR references issues');
            }

  label-by-files:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Label PR based on changed files
        uses: actions/github-script@v7
        with:
          script: |
            const pr = context.payload.pull_request;

            // Get list of files changed in PR
            const files = await github.rest.pulls.listFiles({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: pr.number
            });

            const labels = new Set();

            for (const file of files.data) {
              const path = file.filename;

              // Add labels based on file paths
              if (path.startsWith('plugins/')) {
                labels.add('plugin');

                // Detect specific plugin
                const match = path.match(/plugins\/([^\/]+)\//);
                if (match) {
                  labels.add(`plugin:${match[1]}`);
                }
              }

              if (path.includes('CLAUDE.md') || path.includes('README.md') || path.includes('.md')) {
                labels.add('docs');
              }

              if (path.includes('test') || path.includes('.github/workflows')) {
                labels.add('testing');
              }

              if (path.includes('.github/')) {
                labels.add('ci/cd');
              }

              if (path.includes('marketplace.json')) {
                labels.add('marketplace');
              }
            }

            // Add labels if any detected
            if (labels.size > 0) {
              await github.rest.issues.addLabels({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                labels: Array.from(labels)
              });
            }