대시보드

app/api/kis/domestic/overview/route.ts

@@ -0,0 +1,78 @@
+import { KOREAN_STOCK_INDEX } from "@/features/dashboard/data/korean-stocks";
+import type { DashboardStockOverviewResponse } from "@/features/dashboard/types/dashboard.types";
+import type { KisCredentialInput } from "@/lib/kis/config";
+import { hasKisConfig, normalizeTradingEnv } from "@/lib/kis/config";
+import { getDomesticOverview } from "@/lib/kis/domestic";
+import { NextRequest, NextResponse } from "next/server";
+
+/**
+ * @file app/api/kis/domestic/overview/route.ts
+ * @description 국내주식 종목 상세(현재가 + 차트) API
+ */
+
+/**
+ * 국내주식 종목 상세 API
+ * @param request query string의 symbol(6자리 종목코드) 사용
+ * @returns 대시보드 상세 모델
+ */
+export async function GET(request: NextRequest) {
+  const { searchParams } = new URL(request.url);
+  const symbol = (searchParams.get("symbol") ?? "").trim();
+
+  if (!/^\d{6}$/.test(symbol)) {
+    return NextResponse.json({ error: "symbol은 6자리 숫자여야 합니다." }, { status: 400 });
+  }
+
+  const credentials = readKisCredentialsFromHeaders(request.headers);
+
+  if (!hasKisConfig(credentials)) {
+    return NextResponse.json(
+      {
+        error:
+          "대시보드 상단에서 KIS API 키를 입력하고 검증해 주세요. 키 정보가 없어서 시세를 조회할 수 없습니다.",
+      },
+      { status: 400 },
+    );
+  }
+
+  const fallbackMeta = KOREAN_STOCK_INDEX.find((item) => item.symbol === symbol);
+
+  try {
+    const overview = await getDomesticOverview(symbol, fallbackMeta, credentials);
+
+    const response: DashboardStockOverviewResponse = {
+      stock: overview.stock,
+      source: "kis",
+      priceSource: overview.priceSource,
+      marketPhase: overview.marketPhase,
+      tradingEnv: normalizeTradingEnv(credentials.tradingEnv),
+      fetchedAt: new Date().toISOString(),
+    };
+
+    return NextResponse.json(response, {
+      headers: {
+        "cache-control": "no-store",
+      },
+    });
+  } catch (error) {
+    const message = error instanceof Error ? error.message : "KIS 조회 중 오류가 발생했습니다.";
+    return NextResponse.json({ error: message }, { status: 500 });
+  }
+}
+
+/**
+ * 요청 헤더에서 KIS 키를 읽어옵니다.
+ * @param headers 요청 헤더
+ * @returns credentials
+ */
+function readKisCredentialsFromHeaders(headers: Headers): KisCredentialInput {
+  const appKey = headers.get("x-kis-app-key")?.trim();
+  const appSecret = headers.get("x-kis-app-secret")?.trim();
+  const tradingEnv = normalizeTradingEnv(headers.get("x-kis-trading-env") ?? undefined);
+
+  return {
+    appKey,
+    appSecret,
+    tradingEnv,
+  };
+}