전략 평가 이전종목, 다음종목 이동 기능

2026-06-23 00:35:56 +09:00
parent 6e86ec7ecb
commit c63775bba6
5 changed files with 262 additions and 87 deletions
@@ -0,0 +1,117 @@
+import type { MarketInfo, TickerData } from '../hooks/useMarketTicker';
+
+export type MarketSortKey = 'name' | 'price' | 'change' | 'volume';
+export type MarketSortDir = 'asc' | 'desc';
+
+export interface MarketSearchRow {
+  market: string;
+  korean_name: string;
+  english_name: string;
+  symbol: string;
+}
+
+function compareNullableNum(
+  a: number | null | undefined,
+  b: number | null | undefined,
+  mul: number,
+): number {
+  if (a == null && b == null) return 0;
+  if (a == null) return 1;
+  if (b == null) return -1;
+  return mul * (a - b);
+}
+
+export function marketInfosToRows(infos: MarketInfo[]): MarketSearchRow[] {
+  return infos.map(m => ({
+    market: m.market,
+    korean_name: m.koreanName,
+    english_name: m.englishName,
+    symbol: m.market.replace('KRW-', ''),
+  }));
+}
+
+export function filterMarketRows(rows: MarketSearchRow[], query: string): MarketSearchRow[] {
+  const q = query.trim();
+  if (!q) return rows;
+  const upper = q.toUpperCase();
+  const lower = q.toLowerCase();
+  return rows.filter(m =>
+    m.korean_name.includes(q)
+    || m.symbol.toUpperCase().includes(upper)
+    || m.english_name.toLowerCase().includes(lower)
+    || m.market.toUpperCase().includes(upper),
+  );
+}
+
+/** MarketSearchPanel 과 동일 — 관심종목 우선·거래대금 또는 사용자 정렬 */
+export function buildSortedMarketRows(
+  rows: MarketSearchRow[],
+  tickers: Map<string, TickerData>,
+  favs: Set<string>,
+  sortKey: MarketSortKey | null,
+  sortDir: MarketSortDir,
+): MarketSearchRow[] {
+  if (!sortKey) {
+    return [...rows].sort((a, b) => {
+      const fa = favs.has(a.market) ? 1 : 0;
+      const fb = favs.has(b.market) ? 1 : 0;
+      if (fb !== fa) return fb - fa;
+      const va = tickers.get(a.market)?.accTradePrice24 ?? 0;
+      const vb = tickers.get(b.market)?.accTradePrice24 ?? 0;
+      return vb - va;
+    });
+  }
+  const mul = sortDir === 'asc' ? 1 : -1;
+  return [...rows].sort((a, b) => {
+    switch (sortKey) {
+      case 'name':
+        return mul * a.korean_name.localeCompare(b.korean_name, 'ko');
+      case 'price':
+        return compareNullableNum(
+          tickers.get(a.market)?.tradePrice,
+          tickers.get(b.market)?.tradePrice,
+          mul,
+        );
+      case 'change':
+        return compareNullableNum(
+          tickers.get(a.market)?.changeRate,
+          tickers.get(b.market)?.changeRate,
+          mul,
+        );
+      case 'volume':
+        return mul * (
+          (tickers.get(a.market)?.accTradePrice24 ?? 0)
+          - (tickers.get(b.market)?.accTradePrice24 ?? 0)
+        );
+      default:
+        return 0;
+    }
+  });
+}
+
+export function buildSortedMarketCodes(
+  marketInfos: MarketInfo[],
+  tickers: Map<string, TickerData>,
+  favs: Set<string>,
+  query: string,
+  sortKey: MarketSortKey | null,
+  sortDir: MarketSortDir,
+): string[] {
+  const rows = filterMarketRows(marketInfosToRows(marketInfos), query);
+  return buildSortedMarketRows(rows, tickers, favs, sortKey, sortDir).map(r => r.market);
+}
+
+export function adjacentMarketInList(
+  orderedMarkets: string[],
+  currentMarket: string,
+  direction: 'prev' | 'next',
+): string | null {
+  if (orderedMarkets.length === 0) return null;
+  let idx = orderedMarkets.indexOf(currentMarket);
+  if (idx < 0) {
+    idx = direction === 'next' ? -1 : orderedMarkets.length;
+  }
+  const nextIdx = direction === 'prev' ? idx - 1 : idx + 1;
+  if (nextIdx < 0 || nextIdx >= orderedMarkets.length) return null;
+  return orderedMarkets[nextIdx] ?? null;
+}