From 2f37ac7cf0bd16fbf326865c71931eafc7d19d8b Mon Sep 17 00:00:00 2001
From: shawn <shineoutgx@gmail.com>
Date: Wed, 21 Oct 2026 10:05:55 +0800
Subject: [PATCH 1/2] feat: link PR diff stats to file changes

---
 src/features/pr-diff-stats.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/features/pr-diff-stats.ts b/src/features/pr-diff-stats.ts
index a70dfbd..fe27db3 100644
--- a/src/features/pr-diff-stats.ts
+++ b/src/features/pr-diff-stats.ts
@@ -32,7 +32,10 @@ export async function injectPRDiffStats(): Promise<void> {
 
       if (row.querySelector(`.${BADGE_CLASS}`)) continue;
 
-      insertInfoRowItem(row, "diff", buildDiffStatsBadge(stat, BADGE_CLASS));
+      const link = document.createElement("a");
+      link.href = `/${info.owner}/${info.repo}/pull/${prNumber}/changes`;
+      link.appendChild(buildDiffStatsBadge(stat, BADGE_CLASS));
+      insertInfoRowItem(row, "diff", link);
     }
   } finally {
     clearSkeletons("prDiff");

From 4e3067f510124e1a0a51986737f1648cd5dd7797 Mon Sep 17 00:00:00 2001
From: shawn <shineoutgx@gmail.com>
Date: Wed, 21 Oct 2026 10:11:00 +0800
Subject: [PATCH 2/2] feat: add file changes hint to PR diff stats

---
 src/_locales/en/messages.json      | 3 +++
 src/_locales/zh_CN/messages.json   | 3 +++
 src/_locales/zh_TW/messages.json   | 3 +++
 src/features/pr-diff-stats.test.ts | 2 +-
 src/features/pr-diff-stats.ts      | 5 ++++-
 5 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/_locales/en/messages.json b/src/_locales/en/messages.json
index cd9a5d1..cb26cb0 100644
--- a/src/_locales/en/messages.json
+++ b/src/_locales/en/messages.json
@@ -245,6 +245,9 @@
     "message": "$count$ files",
     "placeholders": { "count": { "content": "$1", "example": "5" } }
   },
+  "prDiffStatsLinkHint": {
+    "message": "Click to view file changes"
+  },
   "diffStatsTitle": {
     "message": "$add$ additions, $del$ deletions",
     "placeholders": {
diff --git a/src/_locales/zh_CN/messages.json b/src/_locales/zh_CN/messages.json
index fb5dd99..0a1e7e6 100644
--- a/src/_locales/zh_CN/messages.json
+++ b/src/_locales/zh_CN/messages.json
@@ -245,6 +245,9 @@
     "message": "$count$ 个文件",
     "placeholders": { "count": { "content": "$1", "example": "5" } }
   },
+  "prDiffStatsLinkHint": {
+    "message": "点击查看文件变更"
+  },
   "diffStatsTitle": {
     "message": "新增 $add$ 行，删除 $del$ 行",
     "placeholders": {
diff --git a/src/_locales/zh_TW/messages.json b/src/_locales/zh_TW/messages.json
index 8b763d8..369919f 100644
--- a/src/_locales/zh_TW/messages.json
+++ b/src/_locales/zh_TW/messages.json
@@ -245,6 +245,9 @@
     "message": "$count$ 個檔案",
     "placeholders": { "count": { "content": "$1", "example": "5" } }
   },
+  "prDiffStatsLinkHint": {
+    "message": "點擊查看檔案變更"
+  },
   "diffStatsTitle": {
     "message": "新增 $add$ 行，刪除 $del$ 行",
     "placeholders": {
diff --git a/src/features/pr-diff-stats.test.ts b/src/features/pr-diff-stats.test.ts
index 8a7bc3b..3c691fc 100644
--- a/src/features/pr-diff-stats.test.ts
+++ b/src/features/pr-diff-stats.test.ts
@@ -50,7 +50,7 @@ describe("injectPRDiffStats", () => {
     expect(badge7.querySelector(".better-github-diff-stats-add")?.textContent).toBe("+1,234");
     expect(badge7.querySelector(".better-github-diff-stats-del")?.textContent).toBe("−56");
     expect(badge7.querySelector(".better-github-diff-stats-files")?.textContent).toBe("3 files");
-    expect(badge7.title).toBe("1,234 additions, 56 deletions across 3 files");
+    expect(badge7.title).toBe("1,234 additions, 56 deletions across 3 files\nClick to view file changes");
 
     // changedFiles === 1 → singular "file".
     const badge8 = document.querySelector("#issue_8 .better-github-diff-stats") as HTMLElement;
diff --git a/src/features/pr-diff-stats.ts b/src/features/pr-diff-stats.ts
index fe27db3..4ce5a14 100644
--- a/src/features/pr-diff-stats.ts
+++ b/src/features/pr-diff-stats.ts
@@ -4,6 +4,7 @@ import { fetchPRDiffStats } from "../lib/github-api";
 import { insertInfoRowItem } from "../lib/info-row";
 import { buildDiffStatsBadge } from "../lib/diff-stats-badge";
 import { clearSkeletons } from "../lib/info-row-skeleton";
+import { t } from "../lib/i18n";
 
 const BADGE_CLASS = "better-github-diff-stats";
 
@@ -34,7 +35,9 @@ export async function injectPRDiffStats(): Promise<void> {
 
       const link = document.createElement("a");
       link.href = `/${info.owner}/${info.repo}/pull/${prNumber}/changes`;
-      link.appendChild(buildDiffStatsBadge(stat, BADGE_CLASS));
+      const badge = buildDiffStatsBadge(stat, BADGE_CLASS);
+      badge.title += `\n${t("prDiffStatsLinkHint")}`;
+      link.appendChild(badge);
       insertInfoRowItem(row, "diff", link);
     }
   } finally {