Add issue linkage tracking to PR analysis reports using GitHub GraphQL API

README.md

@@ -5,6 +5,7 @@ A simple GitHub repo scanner that assesses for SWE best practices and good teamw
 ## Features
 
 - 📊 **PR Analysis**: Analyze pull requests for lines changed, files modified, commit count, and review activity
+- 🔗 **Issue Linking Detection**: Track whether PRs are linked to issues via closing keywords
 - 🔍 **Date Range Filtering**: Scan PRs within specific date ranges
 - 📈 **CI/CD Monitoring**: Track continuous integration success rates
 - 📝 **YAML Reports**: Generate comprehensive reports in YAML format
@@ -138,6 +139,7 @@ pullRequests:
     hasReviews: true
     hasComments: true
     ciStatus: success
+    linkedIssue: 5678
     url: https://github.com/microsoft/vscode/pull/1234
 summary:
   averageLinesChanged: 175

src/services/github.ts

@@ -98,7 +98,7 @@ export class GitHubService {
   ): Promise<PullRequestAnalysis> {
     console.log(`  📊 Fetching detailed data for PR #${prNumber}...`);
 
-    const [prData, files, commits, reviews, comments, checkRuns] =
+    const [prData, files, commits, reviews, comments, checkRuns, linkedIssue] =
       await Promise.all([
         this.octokit.pulls.get({ owner, repo, pull_number: prNumber }),
         this.octokit.pulls.listFiles({ owner, repo, pull_number: prNumber }),
@@ -110,6 +110,7 @@ export class GitHubService {
           issue_number: prNumber,
         }),
         this.getCheckRuns(owner, repo, prNumber),
+        this.getLinkedIssues(owner, repo, prNumber),
       ]);
 
     console.log(`  ✅ Completed analysis for PR #${prNumber}`);
@@ -168,6 +169,7 @@ export class GitHubService {
       hasReviews: reviews.data.length > 0,
       hasComments: comments.data.length > 0,
       ciStatus,
+      linkedIssue,
       url: pr.html_url,
     };
   }
@@ -197,6 +199,41 @@ export class GitHubService {
     }
   }
 
+  private async getLinkedIssues(
+    owner: string,
+    repo: string,
+    prNumber: number
+  ): Promise<number | null> {
+    try {
+      const query = `
+        query($owner: String!, $repo: String!, $number: Int!) {
+          repository(owner: $owner, name: $repo) {
+            pullRequest(number: $number) {
+              closingIssuesReferences(first: 1) {
+                nodes {
+                  number
+                }
+              }
+            }
+          }
+        }
+      `;
+
+      const result: any = await this.octokit.graphql(query, {
+        owner,
+        repo,
+        number: prNumber,
+      });
+
+      const closingIssues =
+        result.repository.pullRequest.closingIssuesReferences.nodes;
+      return closingIssues.length > 0 ? closingIssues[0].number : null;
+    } catch (error) {
+      console.warn(`Failed to get linked issues for PR ${prNumber}:`, error);
+      return null;
+    }
+  }
+
   async validateRepository(owner: string, repo: string): Promise<boolean> {
     try {
       await this.octokit.repos.get({ owner, repo });

src/types/index.ts

@@ -18,6 +18,7 @@ export interface PullRequestAnalysis {
   hasReviews: boolean;
   hasComments: boolean;
   ciStatus?: 'success' | 'failure' | 'pending' | 'unknown';
+  linkedIssue: number | null;
   url: string;
 }