스킬 정리 및 리팩토링

features/trade/apis/kis-stock.api.ts

@@ -1,4 +1,9 @@
 import type { KisRuntimeCredentials } from "@/features/settings/store/use-kis-runtime-store";
+import {
+  buildKisRequestHeaders,
+  resolveKisApiErrorMessage,
+  type KisApiErrorPayload,
+} from "@/features/settings/apis/kis-api-utils";
 import type {
   DashboardChartTimeframe,
   DashboardStockCashOrderRequest,
@@ -8,11 +13,6 @@ import type {
   DashboardStockOverviewResponse,
   DashboardStockSearchResponse,
 } from "@/features/trade/types/trade.types";
-import {
-  DOMESTIC_KIS_SESSION_OVERRIDE_HEADER,
-  DOMESTIC_KIS_SESSION_OVERRIDE_STORAGE_KEY,
-  parseDomesticKisSession,
-} from "@/lib/kis/domestic-market-session";
 
 /**
  * 종목 검색 API 호출
@@ -32,12 +32,10 @@ export async function fetchStockSearch(
 
   const payload = (await response.json()) as
     | DashboardStockSearchResponse
-    | { error?: string };
+    | KisApiErrorPayload;
 
   if (!response.ok) {
-    throw new Error(
-      "error" in payload ? payload.error : "종목 검색 중 오류가 발생했습니다.",
-    );
+    throw new Error(resolveKisApiErrorMessage(payload, "종목 검색 중 오류가 발생했습니다."));
   }
 
   return payload as DashboardStockSearchResponse;
@@ -56,19 +54,19 @@ export async function fetchStockOverview(
     `/api/kis/domestic/overview?symbol=${encodeURIComponent(symbol)}`,
     {
       method: "GET",
-      headers: buildKisRequestHeaders(credentials),
+      headers: buildKisRequestHeaders(credentials, {
+        includeSessionOverride: true,
+      }),
       cache: "no-store",
     },
   );
 
   const payload = (await response.json()) as
     | DashboardStockOverviewResponse
-    | { error?: string };
+    | KisApiErrorPayload;
 
   if (!response.ok) {
-    throw new Error(
-      "error" in payload ? payload.error : "종목 조회 중 오류가 발생했습니다.",
-    );
+    throw new Error(resolveKisApiErrorMessage(payload, "종목 조회 중 오류가 발생했습니다."));
   }
 
   return payload as DashboardStockOverviewResponse;
@@ -88,7 +86,9 @@ export async function fetchStockOrderBook(
     `/api/kis/domestic/orderbook?symbol=${encodeURIComponent(symbol)}`,
     {
       method: "GET",
-      headers: buildKisRequestHeaders(credentials),
+      headers: buildKisRequestHeaders(credentials, {
+        includeSessionOverride: true,
+      }),
       cache: "no-store",
       signal,
     },
@@ -96,12 +96,10 @@ export async function fetchStockOrderBook(
 
   const payload = (await response.json()) as
     | DashboardStockOrderBookResponse
-    | { error?: string };
+    | KisApiErrorPayload;
 
   if (!response.ok) {
-    throw new Error(
-      "error" in payload ? payload.error : "호가 조회 중 오류가 발생했습니다.",
-    );
+    throw new Error(resolveKisApiErrorMessage(payload, "호가 조회 중 오류가 발생했습니다."));
   }
 
   return payload as DashboardStockOrderBookResponse;
@@ -124,18 +122,18 @@ export async function fetchStockChart(
 
   const response = await fetch(`/api/kis/domestic/chart?${query.toString()}`, {
     method: "GET",
-    headers: buildKisRequestHeaders(credentials),
+    headers: buildKisRequestHeaders(credentials, {
+      includeSessionOverride: true,
+    }),
     cache: "no-store",
   });
 
   const payload = (await response.json()) as
     | DashboardStockChartResponse
-    | { error?: string };
+    | KisApiErrorPayload;
 
   if (!response.ok) {
-    throw new Error(
-      "error" in payload ? payload.error : "차트 조회 중 오류가 발생했습니다.",
-    );
+    throw new Error(resolveKisApiErrorMessage(payload, "차트 조회 중 오류가 발생했습니다."));
   }
 
   return payload as DashboardStockChartResponse;
@@ -152,51 +150,21 @@ export async function fetchOrderCash(
 ): Promise<DashboardStockCashOrderResponse> {
   const response = await fetch("/api/kis/domestic/order-cash", {
     method: "POST",
-    headers: buildKisRequestHeaders(credentials, { jsonContentType: true }),
+    headers: buildKisRequestHeaders(credentials, {
+      jsonContentType: true,
+      includeSessionOverride: true,
+    }),
     body: JSON.stringify(request),
     cache: "no-store",
   });
 
-  const payload = (await response.json()) as DashboardStockCashOrderResponse;
+  const payload = (await response.json()) as
+    | DashboardStockCashOrderResponse
+    | KisApiErrorPayload;
 
   if (!response.ok) {
-    throw new Error(payload.message || "주문 전송 중 오류가 발생했습니다.");
+    throw new Error(resolveKisApiErrorMessage(payload, "주문 전송 중 오류가 발생했습니다."));
   }
 
-  return payload;
+  return payload as DashboardStockCashOrderResponse;
 }
-
-function buildKisRequestHeaders(
-  credentials: KisRuntimeCredentials,
-  options?: { jsonContentType?: boolean },
-) {
-  const headers: Record<string, string> = {
-    "x-kis-app-key": credentials.appKey,
-    "x-kis-app-secret": credentials.appSecret,
-    "x-kis-trading-env": credentials.tradingEnv,
-  };
-
-  if (options?.jsonContentType) {
-    headers["content-type"] = "application/json";
-  }
-
-  const sessionOverride = readSessionOverrideForDev();
-  if (sessionOverride) {
-    headers[DOMESTIC_KIS_SESSION_OVERRIDE_HEADER] = sessionOverride;
-  }
-
-  return headers;
-}
-
-function readSessionOverrideForDev() {
-  if (typeof window === "undefined") return null;
-
-  try {
-    const raw = window.localStorage.getItem(
-      DOMESTIC_KIS_SESSION_OVERRIDE_STORAGE_KEY,
-    );
-    return parseDomesticKisSession(raw);
-  } catch {
-    return null;
-  }
-}