탭 지표 자동추가

frontend/src/utils/indicatorCustomTabsStorage.ts

@@ -34,6 +34,7 @@ export function loadCustomTabs(): IndicatorCustomTab[] {
 
 export function saveCustomTabs(tabs: IndicatorCustomTab[]): void {
   localStorage.setItem(STORAGE_KEY, JSON.stringify(tabs));
+  window.dispatchEvent(new CustomEvent('gc-indicator-custom-tabs-changed'));
 }
 
 export function createCustomTab(name: string, indicatorTypes: string[]): IndicatorCustomTab {

frontend/src/utils/indicatorTabApply.ts

@@ -0,0 +1,56 @@
+import { INDICATOR_REGISTRY } from './indicatorRegistry';
+import { MAIN_INDICATOR_TYPES } from './indicatorMainTab';
+import type { IndicatorCustomTab } from './indicatorCustomTabsStorage';
+
+export type IndicatorTabApplySource =
+  | { kind: 'main' }
+  | { kind: 'custom'; tab: IndicatorCustomTab };
+
+export function resolveIndicatorTabApplyTypes(source: IndicatorTabApplySource): string[] {
+  if (source.kind === 'main') {
+    return [...MAIN_INDICATOR_TYPES].filter(
+      type => INDICATOR_REGISTRY.some(d => d.type === type),
+    );
+  }
+  return source.tab.indicatorTypes.filter(
+    type => INDICATOR_REGISTRY.some(d => d.type === type),
+  );
+}
+
+export function resolveIndicatorTabApplyLabel(source: IndicatorTabApplySource): string {
+  if (source.kind === 'main') return '주요지표';
+  return source.tab.name;
+}
+
+/** 지표 탭 전체 적용 — 기존 보조지표 제거 후 탭 지표만 추가 (확인 없음) */
+export function applyIndicatorTab(
+  source: IndicatorTabApplySource,
+  onAddMany: ((types: string[]) => void) | undefined,
+  onAdd?: (type: string) => void,
+): boolean {
+  const validTypes = resolveIndicatorTabApplyTypes(source);
+  if (validTypes.length === 0) return false;
+  if (onAddMany) {
+    onAddMany(validTypes);
+  } else {
+    validTypes.forEach(type => onAdd?.(type));
+  }
+  return true;
+}
+
+/** 지표 탭 전체 적용 — 확인 후 적용 (지표 추가 팝업용) */
+export function confirmAndApplyIndicatorTab(
+  source: IndicatorTabApplySource,
+  onAddMany: ((types: string[]) => void) | undefined,
+  onAdd?: (type: string) => void,
+): void {
+  const validTypes = resolveIndicatorTabApplyTypes(source);
+  if (validTypes.length === 0) {
+    window.alert('추가할 지표가 없습니다.');
+    return;
+  }
+  const label = resolveIndicatorTabApplyLabel(source);
+  const msg = `기존 보조지표를 모두 제거하고 ${label} 탭의 지표 ${validTypes.length}개로 교체하시겠습니까?`;
+  if (!window.confirm(msg)) return;
+  applyIndicatorTab(source, onAddMany, onAdd);
+}