검증게시판 단계 추가

frontend/src/utils/virtualTargetsHydrate.ts

@@ -0,0 +1,86 @@
+/**
+ * ui_preferences.virtual.targets 가 비었을 때 서버·레거시에서 투자대상 복구
+ */
+import { loadActiveLiveStrategySettings, loadWatchlist } from './backendApi';
+import {
+  loadVirtualSession,
+  loadVirtualTargets,
+  type VirtualTargetItem,
+} from './virtualTradingStorage';
+import { resolveVirtualTargetNames } from './virtualTargetNames';
+
+function readLegacyTargets(): VirtualTargetItem[] {
+  try {
+    const raw = localStorage.getItem('gc_virtual_targets_v1');
+    if (!raw) return [];
+    const parsed = JSON.parse(raw) as VirtualTargetItem[];
+    return Array.isArray(parsed) ? parsed : [];
+  } catch {
+    return [];
+  }
+}
+
+function fromLiveSettings(
+  list: Awaited<ReturnType<typeof loadActiveLiveStrategySettings>>,
+  globalStrategyId: number | null,
+): VirtualTargetItem[] {
+  return list.map(s => {
+    const { koreanName, englishName } = resolveVirtualTargetNames(s.market);
+    return {
+      market: s.market,
+      strategyId: s.strategyId ?? globalStrategyId,
+      candleType: s.candleType,
+      koreanName,
+      englishName,
+      pinned: !!s.isPinned,
+    };
+  });
+}
+
+function fromWatchlist(
+  list: Awaited<ReturnType<typeof loadWatchlist>>,
+  globalStrategyId: number | null,
+): VirtualTargetItem[] {
+  return list.map(w => {
+    const market = w.symbol;
+    const { koreanName, englishName } = resolveVirtualTargetNames(
+      market,
+      w.koreanName,
+      w.englishName,
+    );
+    return {
+      market,
+      strategyId: globalStrategyId,
+      koreanName,
+      englishName,
+    };
+  });
+}
+
+/** DB·로컬 비어 있을 때 서버 실시간 설정·관심종목에서 목록 구성 */
+export async function hydrateVirtualTargetsIfEmpty(): Promise<VirtualTargetItem[]> {
+  const existing = loadVirtualTargets();
+  if (existing.length > 0) return existing;
+
+  const legacy = readLegacyTargets();
+  if (legacy.length > 0) return legacy;
+
+  const session = loadVirtualSession();
+  const globalId = session.globalStrategyId;
+
+  try {
+    const active = await loadActiveLiveStrategySettings();
+    if (active.length > 0) return fromLiveSettings(active, globalId);
+  } catch (e) {
+    console.warn('[virtualTargets] active live settings load failed', e);
+  }
+
+  try {
+    const watchlist = await loadWatchlist();
+    if (watchlist.length > 0) return fromWatchlist(watchlist, globalId);
+  } catch (e) {
+    console.warn('[virtualTargets] watchlist load failed', e);
+  }
+
+  return [];
+}