From accccf261d49b843ce8802b74cd4477efa8cd585 Mon Sep 17 00:00:00 2001
From: yuyx <237899745@qq.com>
Date: Thu, 27 Nov 2025 22:20:33 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=95=90=20=E4=BF=AE=E5=A4=8D=E7=B3=BB?=
 =?UTF-8?q?=E7=BB=9F=E6=97=A5=E5=BF=97=E6=97=B6=E5=8C=BA=E9=97=AE=E9=A2=98?=
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- 日志写入时使用 datetime('now', 'localtime') 替代 CURRENT_TIMESTAMP
- 日志统计和清理查询也使用本地时间
- 解决日志时间比实际时间慢8小时的问题（UTC → 北京时间）

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
---
 backend/database.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/backend/database.js b/backend/database.js
index 1fdd5c3..7c429b9 100644
--- a/backend/database.js
+++ b/backend/database.js
@@ -682,8 +682,8 @@ const SystemLogDB = {
   log({ level = 'info', category, action, message, userId = null, username = null, ipAddress = null, userAgent = null, details = null }) {
     try {
       const stmt = db.prepare(`
-        INSERT INTO system_logs (level, category, action, message, user_id, username, ip_address, user_agent, details)
-        VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
+        INSERT INTO system_logs (level, category, action, message, user_id, username, ip_address, user_agent, details, created_at)
+        VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, datetime('now', 'localtime'))
       `);
 
       const detailsStr = details ? (typeof details === 'string' ? details : JSON.stringify(details)) : null;
@@ -776,7 +776,7 @@ const SystemLogDB = {
     return db.prepare(`
       SELECT DATE(created_at) as date, COUNT(*) as count
       FROM system_logs
-      WHERE created_at >= datetime('now', '-' || ? || ' days')
+      WHERE created_at >= datetime('now', 'localtime', '-' || ? || ' days')
       GROUP BY DATE(created_at)
       ORDER BY date DESC
     `).all(days);
@@ -786,7 +786,7 @@ const SystemLogDB = {
   cleanup(keepDays = 90) {
     const result = db.prepare(`
       DELETE FROM system_logs
-      WHERE created_at < datetime('now', '-' || ? || ' days')
+      WHERE created_at < datetime('now', 'localtime', '-' || ? || ' days')
     `).run(keepDays);
 
     return result.changes;