서버 가상매매 목록 지표없음 문제 개선

frontend/src/utils/backendApi.ts

@@ -1472,7 +1472,7 @@ export async function pinCandleWatch(market: string, candleType: string): Promis
   try {
     await fetch(
       `${API_BASE}/candles/watch?market=${encodeURIComponent(market)}&type=${encodeURIComponent(candleType)}`,
-      { method: 'POST' },
+      { method: 'POST', headers: authHeaders() },
     );
   } catch {
     /* pin 실패해도 평가 API는 시도 */

frontend/src/utils/virtualTargetHydrate.ts

@@ -0,0 +1,78 @@
+/**
+ * 가상투자 — ui_preferences·앱 설정·서버 live-strategy 행 간 전략 ID 정합
+ */
+import { loadLiveStrategySettings, type LiveStrategySettingsDto } from './backendApi';
+import type { VirtualSessionConfig, VirtualTargetItem } from './virtualTradingStorage';
+import { resolveVirtualTargetStrategyId } from './virtualTargetStrategy';
+
+/** 종목별 effective strategyId (ui → 세션 → 앱 전역 liveStrategyId) */
+export function resolveVirtualTargetStrategyIdWithApp(
+  target: Pick<VirtualTargetItem, 'strategyId'>,
+  session: Pick<VirtualSessionConfig, 'globalStrategyId'>,
+  appLiveStrategyId: number | null | undefined,
+): number | null {
+  return resolveVirtualTargetStrategyId(
+    target,
+    session.globalStrategyId,
+    appLiveStrategyId ?? null,
+  );
+}
+
+/** 세션 globalStrategyId — ui_preferences 비었을 때 앱 전역 liveStrategyId 로 복구 */
+export function mergeVirtualSessionWithAppLive(
+  session: VirtualSessionConfig,
+  appLiveStrategyId: number | null | undefined,
+): VirtualSessionConfig {
+  if (session.globalStrategyId != null) return session;
+  const sid = appLiveStrategyId;
+  if (sid == null || sid <= 0) return session;
+  return { ...session, globalStrategyId: sid };
+}
+
+function applyLiveRow(
+  target: VirtualTargetItem,
+  live: LiveStrategySettingsDto,
+  globalStrategyId: number | null,
+  appLiveStrategyId: number | null | undefined,
+): VirtualTargetItem {
+  if (target.strategyId != null) return target;
+  const effective = resolveVirtualTargetStrategyIdWithApp(
+    target,
+    { globalStrategyId },
+    appLiveStrategyId,
+  );
+  if (effective != null) return target;
+  const sid = live.strategyId;
+  if (sid == null || sid <= 0 || !live.isLiveCheck) return target;
+  return { ...target, strategyId: sid };
+}
+
+/** 서버 gc_live_strategy_settings — ui에 strategyId 없을 때 per-market 복구 */
+export async function mergeTargetsWithLiveStrategySettings(
+  targets: VirtualTargetItem[],
+  session: VirtualSessionConfig,
+  appLiveStrategyId: number | null | undefined,
+): Promise<VirtualTargetItem[]> {
+  if (targets.length === 0) return targets;
+
+  const globalId = session.globalStrategyId;
+  const merged = await Promise.all(
+    targets.map(async t => {
+      const effective = resolveVirtualTargetStrategyIdWithApp(
+        t,
+        session,
+        appLiveStrategyId,
+      );
+      if (effective != null) return t;
+      try {
+        const live = await loadLiveStrategySettings(t.market);
+        return applyLiveRow(t, live, globalId, appLiveStrategyId);
+      } catch {
+        return t;
+      }
+    }),
+  );
+
+  const changed = merged.some((t, i) => t.strategyId !== targets[i]?.strategyId);
+  return changed ? merged : targets;
+}

frontend/src/utils/virtualTargetStrategy.ts

@@ -11,9 +11,13 @@ export const VIRTUAL_DEFAULT_STRATEGY_VALUE = '__default__';
 export function resolveVirtualTargetStrategyId(
   target: Pick<VirtualTargetItem, 'strategyId'>,
   globalStrategyId: number | null,
+  /** gc_app_settings.liveStrategyId — ui_preferences.globalStrategyId 미동기화 시 폴백 */
+  appLiveStrategyId: number | null = null,
 ): number | null {
   if (target.strategyId != null) return target.strategyId;
-  return globalStrategyId;
+  if (globalStrategyId != null) return globalStrategyId;
+  if (appLiveStrategyId != null && appLiveStrategyId > 0) return appLiveStrategyId;
+  return null;
 }
 
 /** 기본전략 변경 직전 — null(기본 따름) 종목을 이전 기본전략 ID 로 고정 */