119 lines
3.5 KiB
TypeScript
119 lines
3.5 KiB
TypeScript
import { useCallback, useState, useTransition } from "react";
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import type { KisRuntimeCredentials } from "@/features/dashboard/store/use-kis-runtime-store";
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import type {
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DashboardMarketPhase,
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DashboardPriceSource,
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DashboardRealtimeTradeTick,
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DashboardStockSearchItem,
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DashboardStockItem,
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} from "@/features/dashboard/types/dashboard.types";
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import { fetchStockOverview } from "@/features/dashboard/apis/kis-stock.api";
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interface OverviewMeta {
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priceSource: DashboardPriceSource;
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marketPhase: DashboardMarketPhase;
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fetchedAt: string;
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}
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export function useStockOverview() {
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const [selectedStock, setSelectedStock] = useState<DashboardStockItem | null>(
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null,
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);
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const [meta, setMeta] = useState<OverviewMeta | null>(null);
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const [error, setError] = useState<string | null>(null);
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const [isLoading, startTransition] = useTransition();
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const loadOverview = useCallback(
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(
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symbol: string,
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credentials: KisRuntimeCredentials | null,
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marketHint?: DashboardStockSearchItem["market"],
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) => {
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if (!credentials) return;
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startTransition(async () => {
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try {
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setError(null);
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const data = await fetchStockOverview(symbol, credentials);
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setSelectedStock({
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...data.stock,
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market: marketHint ?? data.stock.market,
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});
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setMeta({
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priceSource: data.priceSource,
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marketPhase: data.marketPhase,
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fetchedAt: data.fetchedAt,
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});
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} catch (err) {
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const message =
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err instanceof Error
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? err.message
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: "종목 조회 중 오류가 발생했습니다.";
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setError(message);
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setMeta(null);
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}
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});
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},
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[],
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);
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// 실시간 체결 데이터 수신 시 헤더/차트 기준 가격을 갱신합니다.
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const updateRealtimeTradeTick = useCallback(
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(tick: DashboardRealtimeTradeTick) => {
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setSelectedStock((prev) => {
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if (!prev) return prev;
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const { price, accumulatedVolume, change, changeRate, tickTime } = tick;
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const pointTime =
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tickTime && tickTime.length === 6
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? `${tickTime.slice(0, 2)}:${tickTime.slice(2, 4)}`
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: "실시간";
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const nextChange = change;
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const nextChangeRate = Number.isFinite(changeRate)
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? changeRate
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: prev.prevClose > 0
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? (nextChange / prev.prevClose) * 100
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: prev.changeRate;
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const nextHigh = prev.high > 0 ? Math.max(prev.high, price) : price;
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const nextLow = prev.low > 0 ? Math.min(prev.low, price) : price;
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const nextCandles =
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prev.candles.length > 0 &&
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prev.candles[prev.candles.length - 1]?.time === pointTime
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? [
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...prev.candles.slice(0, -1),
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{
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...prev.candles[prev.candles.length - 1],
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time: pointTime,
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price,
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},
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]
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: [...prev.candles, { time: pointTime, price }].slice(-80);
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return {
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...prev,
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currentPrice: price,
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change: nextChange,
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changeRate: nextChangeRate,
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high: nextHigh,
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low: nextLow,
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volume: accumulatedVolume > 0 ? accumulatedVolume : prev.volume,
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candles: nextCandles,
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};
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});
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},
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[],
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);
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return {
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selectedStock,
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setSelectedStock,
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meta,
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setMeta,
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error,
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setError,
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isLoading,
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loadOverview,
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updateRealtimeTradeTick,
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};
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}
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