From 38b56f387ca28a7428a9af2573500512466621ea Mon Sep 17 00:00:00 2001
From: Developer <developer@example.com>
Date: Wed, 1 Apr 2026 10:52:14 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E7=BB=9F=E8=AE=A1?=
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趋势统计不再受月份筛选器影响，始终显示全部历史数据。
分类明细继续保持月份筛选功能。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 frontend/pages/stats.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/frontend/pages/stats.js b/frontend/pages/stats.js
index d7c1c67..a322ce3 100644
--- a/frontend/pages/stats.js
+++ b/frontend/pages/stats.js
@@ -42,7 +42,8 @@ export default function Stats() {
   const loadTrendData = useCallback(async () => {
     setTrendLoading(true);
     try {
-      const trend = await getTrendStats(period, getMonthStr(currentMonth));
+      // 趋势统计始终显示全部历史数据，不受月份筛选影响
+      const trend = await getTrendStats(period, null);
       setTrendData(trend);
     } catch (err) {
       console.error(err);
@@ -50,7 +51,7 @@ export default function Stats() {
     } finally {
       setTrendLoading(false);
     }
-  }, [period, currentMonth, showToast]);
+  }, [period, showToast]);
 
   const loadCategoryData = useCallback(async () => {
     try {