알림목록 종목별 정렬시 시간별로 정렬되도록 수정

frontend/src/components/TradeNotificationListPage.tsx

@@ -45,6 +45,7 @@ import {
   getTradeNotificationGridPreset,
   type TradeNotificationGridPresetId,
 } from '../utils/tradeNotificationGridPresets';
+import { sortTradeNotifications } from '../utils/tradeListSort';
 
 type RightTab = 'trade' | 'orderbook';
 
@@ -88,24 +89,6 @@ function fillBothSides(
   setFillSell({ market, price, side: 'sell', seq: seq + 1 });
 }
 
-function sortNotifications(
-  items: TradeNotificationItem[],
-  sort: TradeNotificationListSort,
-): TradeNotificationItem[] {
-  const arr = [...items];
-  if (sort === 'market') {
-    return arr.sort((a, b) => {
-      const byMarket = a.market.localeCompare(b.market, 'ko');
-      if (byMarket !== 0) return byMarket;
-      return b.receivedAt - a.receivedAt;
-    });
-  }
-  if (sort === 'oldest') {
-    return arr.sort((a, b) => a.receivedAt - b.receivedAt);
-  }
-  return arr.sort((a, b) => b.receivedAt - a.receivedAt);
-}
-
 export const TradeNotificationListPage: React.FC<Props> = ({
   theme,
   onGoToChart,
@@ -273,7 +256,7 @@ export const TradeNotificationListPage: React.FC<Props> = ({
   }, [allNotifications, filter, candleFilter]);
 
   const sorted = useMemo(
-    () => sortNotifications(filtered, listSort),
+    () => sortTradeNotifications(filtered, listSort),
     [filtered, listSort],
   );