404에러 패치

frontend/src/utils/backendApi.ts

@@ -6,6 +6,12 @@
  */
 
 import type { StrategyFlowLayoutStore } from './strategyEditorLayoutStorage';
+import {
+  isStrategyMissingOnServer,
+  markStrategyMissingFromPath,
+} from './strategyMissingCache';
+
+export { isStrategyMissingOnServer } from './strategyMissingCache';
 
 /** 백엔드 REST base (Docker 빌드: `/api`, 로컬 Vite: `.env` 또는 localhost:8080) */
 export const API_BASE = import.meta.env.VITE_API_BASE_URL ?? 'http://localhost:8080/api';
@@ -90,18 +96,6 @@ async function requestOrThrow<T>(path: string, init?: RequestInit): Promise<T> {
   return JSON.parse(text) as T;
 }
 
-/** 서버에 없는 전략 ID — 삭제·만료 후 반복 404 방지 (태블릿·Safari 네트워크 로그 완화) */
-const strategyMissingIds = new Set<number>();
-
-export function isStrategyMissingOnServer(strategyId: number): boolean {
-  return strategyId > 0 && strategyMissingIds.has(strategyId);
-}
-
-function markStrategyMissingFromPath(pathOnly: string): void {
-  const m = pathOnly.match(/^\/strategies\/(\d+)(?:\/|$)/);
-  if (m) strategyMissingIds.add(Number(m[1]));
-}
-
 async function request<T>(path: string, init?: RequestInit): Promise<T | null> {
   try {
     const res = await fetch(`${API_BASE}${path}`, {
@@ -1073,15 +1067,22 @@ export interface StrategyDto {
   updatedAt?:     string;
 }
 
-/** 전략 목록 로드 */
+/** 전략 목록 로드 + localStorage·설정의 stale strategyId 정리 */
 export async function loadStrategies(): Promise<StrategyDto[]> {
   if (!hasRegisteredUser()) return [];
-  return (await request<StrategyDto[]>('/strategies')) ?? [];
+  const list = (await request<StrategyDto[]>('/strategies')) ?? [];
+  try {
+    const { applyStrategyReferenceSanitize } = await import('./strategyReferenceSanitize');
+    await applyStrategyReferenceSanitize(list);
+  } catch (e) {
+    console.warn('[backendApi] strategy reference sanitize failed', e);
+  }
+  return list;
 }
 
 /** 단일 전략 로드 */
 export async function loadStrategy(id: number): Promise<StrategyDto | null> {
-  if (!hasRegisteredUser() || id <= 0 || strategyMissingIds.has(id)) return null;
+  if (!hasRegisteredUser() || id <= 0 || isStrategyMissingOnServer(id)) return null;
   return request<StrategyDto>(`/strategies/${id}`);
 }
 
@@ -1426,7 +1427,7 @@ const repairInflight = new Set<number>();
 
 /** DB DSL TIMEFRAME 래핑 보정 — 전략 없으면 호출 안 함(404 방지) */
 export async function repairStrategyTimeframes(strategyId: number): Promise<boolean> {
-  if (!hasRegisteredUser() || strategyId <= 0 || strategyMissingIds.has(strategyId)) return false;
+  if (!hasRegisteredUser() || strategyId <= 0 || isStrategyMissingOnServer(strategyId)) return false;
   if (repairSkipIds.has(strategyId) || repairInflight.has(strategyId)) return false;
 
   repairInflight.add(strategyId);