尝试修复积分系统

core/database.py

@@ -362,13 +362,9 @@ class Database:
             
             # 更新用户积分
             cursor.execute("""
-                INSERT INTO user_points (user_id, points, created_at, updated_at)
-                VALUES (?, ?, ?, ?)
-                ON CONFLICT(user_id)
-                DO UPDATE SET 
-                    points = points + ?,
-                    updated_at = ?
-            """, (user_id, points, current_time, current_time, points, current_time))
+                INSERT OR REPLACE INTO user_points (user_id, points, created_at, updated_at)
+                VALUES (?, COALESCE((SELECT points FROM user_points WHERE user_id = ?), 0) + ?, ?, ?)
+            """, (user_id, user_id, points, current_time, current_time))
             
             logger.info(f"用户 {user_id} 成功获得 {points} 积分，来源：{source}")
             return True
@@ -468,14 +464,9 @@ class Database:
             
             # 更新积分和签到日期
             cursor.execute("""
-                INSERT INTO user_points (user_id, points, last_checkin_date, created_at, updated_at)
-                VALUES (?, ?, ?, ?, ?)
-                ON CONFLICT(user_id)
-                DO UPDATE SET 
-                    points = points + ?,
-                    last_checkin_date = ?,
-                    updated_at = ?
-            """, (user_id, points, today, current_time, current_time, points, today, current_time))
+                INSERT OR REPLACE INTO user_points (user_id, points, last_checkin_date, created_at, updated_at)
+                VALUES (?, COALESCE((SELECT points FROM user_points WHERE user_id = ?), 0) + ?, ?, ?, ?)
+            """, (user_id, user_id, points, today, current_time, current_time))
             
             # 验证积分是否真的增加了
             points_after = self.get_user_points(user_id)