백테스팅 분석결과 레포트 출력

frontend/src/utils/tradeHistoryRowSort.ts

@@ -0,0 +1,41 @@
+import type { TradeHistoryRow } from './backtestEquity';
+
+export type TradeHistorySortKey = 'time' | 'side' | 'price' | 'pnlPct';
+export type TradeHistorySortDir = 'asc' | 'desc';
+
+export function sortTradeHistoryRows(
+  rows: readonly TradeHistoryRow[],
+  key: TradeHistorySortKey,
+  dir: TradeHistorySortDir,
+): TradeHistoryRow[] {
+  const mul = dir === 'asc' ? 1 : -1;
+  return [...rows].sort((a, b) => {
+    let cmp = 0;
+    switch (key) {
+      case 'time':
+        cmp = a.time - b.time;
+        break;
+      case 'side':
+        cmp = a.side.localeCompare(b.side);
+        break;
+      case 'price':
+        cmp = a.price - b.price;
+        break;
+      case 'pnlPct':
+        cmp = compareNullableNumber(a.pnlPct, b.pnlPct);
+        break;
+      default:
+        cmp = 0;
+    }
+    if (cmp !== 0) return cmp * mul;
+    return a.id - b.id;
+  });
+}
+
+/** 손익 없음(매수)은 항상 목록 끝 */
+function compareNullableNumber(a: number | undefined, b: number | undefined): number {
+  if (a == null && b == null) return 0;
+  if (a == null) return 1;
+  if (b == null) return -1;
+  return a - b;
+}