전략평가 수정

frontend/src/utils/strategyEvaluationBarSignals.ts

@@ -0,0 +1,27 @@
+import type { BacktestSignal } from './backendApi';
+
+export interface BarSignalHighlight {
+  buy: boolean;
+  sell: boolean;
+}
+
+const isBuySignalType = (type: BacktestSignal['type']): boolean =>
+  type === 'BUY' || type === 'SHORT_EXIT';
+
+const isSellSignalType = (type: BacktestSignal['type']): boolean =>
+  type === 'SELL' || type === 'SHORT_ENTRY' || type === 'PARTIAL_SELL';
+
+/** 선택 봉 시각에 백테스트 매매 시그널이 있는지 (차트 마커와 동일 기준) */
+export function resolveBarSignalHighlight(
+  signals: BacktestSignal[],
+  barTimeSec: number | null | undefined,
+): BarSignalHighlight {
+  if (barTimeSec == null || signals.length === 0) {
+    return { buy: false, sell: false };
+  }
+  const atBar = signals.filter(s => s.time === barTimeSec);
+  return {
+    buy: atBar.some(s => isBuySignalType(s.type)),
+    sell: atBar.some(s => isSellSignalType(s.type)),
+  };
+}