실시간 차트 보조지표 탭 문제 수정

frontend/src/utils/indicatorMainTabOrder.ts

@@ -0,0 +1,31 @@
+/**
+ * 지표 추가 팝업 — Main(주요지표) 탭 표시·적용 순서
+ */
+import { MAIN_INDICATOR_TYPES } from './indicatorMainTab';
+import { mergeIndicatorListOrder } from './indicatorListOrder';
+
+const STORAGE_KEY = 'gc_indicator_main_tab_order';
+
+export function loadMainTabOrder(): string[] | null {
+  try {
+    const raw = localStorage.getItem(STORAGE_KEY);
+    if (!raw) return null;
+    const parsed = JSON.parse(raw) as unknown;
+    if (!Array.isArray(parsed)) return null;
+    return parsed.filter((t): t is string => typeof t === 'string' && t.length > 0);
+  } catch {
+    return null;
+  }
+}
+
+export function saveMainTabOrder(types: string[]): void {
+  try {
+    localStorage.setItem(STORAGE_KEY, JSON.stringify(types));
+  } catch {
+    /* quota */
+  }
+}
+
+export function getOrderedMainIndicatorTypes(): string[] {
+  return mergeIndicatorListOrder(loadMainTabOrder(), MAIN_INDICATOR_TYPES);
+}