매매 시그널 알림 화면 수정

frontend/src/utils/tradeNotificationListLayout.ts

@@ -0,0 +1,27 @@
+import { getUiPreferences, patchUiPreferences } from './uiPreferencesDb';
+import {
+  DEFAULT_TRADE_NOTIFICATION_GRID_PRESET,
+  normalizeTradeNotificationGridPreset,
+  type TradeNotificationGridPresetId,
+} from './tradeNotificationGridPresets';
+
+export type TradeNotificationListLayout = 'list' | 'grid';
+
+export function loadTradeNotificationListLayout(): TradeNotificationListLayout {
+  const v = getUiPreferences().tradeNotifications?.listLayout;
+  return v === 'grid' ? 'grid' : 'list';
+}
+
+export function saveTradeNotificationListLayout(layout: TradeNotificationListLayout): void {
+  patchUiPreferences({ tradeNotifications: { listLayout: layout } });
+}
+
+export function loadTradeNotificationGridPreset(): TradeNotificationGridPresetId {
+  return normalizeTradeNotificationGridPreset(
+    getUiPreferences().tradeNotifications?.gridPreset ?? DEFAULT_TRADE_NOTIFICATION_GRID_PRESET,
+  );
+}
+
+export function saveTradeNotificationGridPreset(preset: TradeNotificationGridPresetId): void {
+  patchUiPreferences({ tradeNotifications: { gridPreset: preset } });
+}