feat(ai-review 統計): 將統計改為新舊問題分列

app/comments.js

@@ -60,16 +60,28 @@ function countBy(findings, predicate) {
   return findings.filter(predicate).length;
 }
 
+function newFindingsOnly(findings) {
+  return findings.filter(f => f.is_new !== false);
+}
+
+export function formatFindingsStats(findings) {
+  const oldFindings = findings.filter(f => f.is_new === false);
+  const newFindings = newFindingsOnly(findings);
+  const row = (label, items) => `| ${label} | ${countBy(items, f => f.level === 'critical')} 筆 | ${countBy(items, f => f.level === 'warning')} 筆 | ${countBy(items, f => f.level === 'info')} 筆 |`;
+
+  return [
+    '| 類型 | 🔴 嚴重 | 🟡 警告 | 🔵 建議 |',
+    '| --- | --- | --- | --- |',
+    row('舊問題', oldFindings),
+    row('新問題', newFindings),
+  ].join('\n');
+}
+
 function buildReviewSummary(findings) {
-  const criticalCount = countBy(findings, f => f.level === 'critical');
-  const warningCount = countBy(findings, f => f.level === 'warning');
-  const infoCount = countBy(findings, f => f.level === 'info');
   return [
     '## AI Code Review 統計',
     '',
-    '| 🔴 嚴重 | 🟡 警告 | 🔵 建議 |',
-    '| --- | --- | --- |',
-    `| ${criticalCount} 筆 | ${warningCount} 筆 | ${infoCount} 筆 |`,
+    formatFindingsStats(findings),
   ].join('\n');
 }
 
@@ -99,6 +111,10 @@ export async function postFindingsReview(findings, deps = {}) {
   const body = buildReviewSummary(summaryFindings);
   await postReview({ body, comments });
   ok(`review 發布: summary=${summaryFindings.length} total=${sortedComments.length} commentable=${comments.length}`);
+  line('review summary 統計:');
+  for (const row of formatFindingsStats(summaryFindings).split('\n')) line(row);
+  line('review comments 統計:');
+  for (const row of formatFindingsStats(sortedComments).split('\n')) line(row);
 }
 
 /**