From 5f4d78640be276174b7ef69177b0de19efad267f Mon Sep 17 00:00:00 2001
From: dohyeons <ddhhss0603@gmail.com>
Date: Fri, 24 Oct 2025 09:37:12 +0900
Subject: [PATCH 1/4] =?UTF-8?q?=EB=8F=99=EC=A0=81=20URL=20=EA=B0=90?=
 =?UTF-8?q?=EC=A7=80=20=ED=95=A8=EC=88=98=EB=A5=BC=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/lib/api/dashboard.ts | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/frontend/lib/api/dashboard.ts b/frontend/lib/api/dashboard.ts
index 88306356..6cd98427 100644
--- a/frontend/lib/api/dashboard.ts
+++ b/frontend/lib/api/dashboard.ts
@@ -3,7 +3,27 @@
  */
 
 import { DashboardElement } from "@/components/admin/dashboard/types";
-import { API_BASE_URL } from "./client";
+
+// API URL 동적 설정
+function getApiBaseUrl(): string {
+  // 클라이언트 사이드에서만 실행
+  if (typeof window !== "undefined") {
+    const hostname = window.location.hostname;
+
+    // 프로덕션: v1.vexplor.com → https://api.vexplor.com/api
+    if (hostname === "v1.vexplor.com") {
+      return "https://api.vexplor.com/api";
+    }
+
+    // 로컬 개발: localhost → http://localhost:8080/api
+    if (hostname === "localhost" || hostname === "127.0.0.1") {
+      return "http://localhost:8080/api";
+    }
+  }
+
+  // 서버 사이드 렌더링 시 기본값
+  return "/api";
+}
 
 // 토큰 가져오기 (실제 인증 시스템에 맞게 수정)
 function getAuthToken(): string | null {
@@ -17,6 +37,7 @@ async function apiRequest<T>(
   options: RequestInit = {},
 ): Promise<{ success: boolean; data?: T; message?: string; pagination?: any }> {
   const token = getAuthToken();
+  const API_BASE_URL = getApiBaseUrl();
 
   const config: RequestInit = {
     headers: {

From 759665978b184cb9c9afaf6894e0f0e7d9ddafc6 Mon Sep 17 00:00:00 2001
From: dohyeons <ddhhss0603@gmail.com>
Date: Fri, 24 Oct 2025 09:52:51 +0900
Subject: [PATCH 2/4] =?UTF-8?q?=EC=A0=88=EB=8C=80=20=EA=B2=BD=EB=A1=9C?=
 =?UTF-8?q?=EB=A1=9C=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../dashboard/widgets/CustomMetricWidget.tsx  |  5 ++--
 frontend/lib/utils/apiUrl.ts                  | 24 +++++++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)
 create mode 100644 frontend/lib/utils/apiUrl.ts

diff --git a/frontend/components/dashboard/widgets/CustomMetricWidget.tsx b/frontend/components/dashboard/widgets/CustomMetricWidget.tsx
index 4dfc289e..d6fe8086 100644
--- a/frontend/components/dashboard/widgets/CustomMetricWidget.tsx
+++ b/frontend/components/dashboard/widgets/CustomMetricWidget.tsx
@@ -2,6 +2,7 @@
 
 import React, { useState, useEffect } from "react";
 import { DashboardElement } from "@/components/admin/dashboard/types";
+import { getApiUrl } from "@/lib/utils/apiUrl";
 
 interface CustomMetricWidgetProps {
   element?: DashboardElement;
@@ -79,7 +80,7 @@ export default function CustomMetricWidget({ element }: CustomMetricWidgetProps)
         }
 
         const token = localStorage.getItem("authToken");
-        const response = await fetch("/api/dashboards/execute-query", {
+        const response = await fetch(getApiUrl("/api/dashboards/execute-query"), {
           method: "POST",
           headers: {
             "Content-Type": "application/json",
@@ -121,7 +122,7 @@ export default function CustomMetricWidget({ element }: CustomMetricWidgetProps)
         }
 
         const token = localStorage.getItem("authToken");
-        const response = await fetch("/api/dashboards/fetch-external-api", {
+        const response = await fetch(getApiUrl("/api/dashboards/fetch-external-api"), {
           method: "POST",
           headers: {
             "Content-Type": "application/json",
diff --git a/frontend/lib/utils/apiUrl.ts b/frontend/lib/utils/apiUrl.ts
new file mode 100644
index 00000000..ea334b86
--- /dev/null
+++ b/frontend/lib/utils/apiUrl.ts
@@ -0,0 +1,24 @@
+/**
+ * API URL 유틸리티
+ * 프로덕션/개발 환경에 따라 올바른 API URL을 반환
+ */
+
+export function getApiUrl(endpoint: string): string {
+  // 클라이언트 사이드에서만 실행
+  if (typeof window !== "undefined") {
+    const hostname = window.location.hostname;
+
+    // 프로덕션: v1.vexplor.com → https://api.vexplor.com
+    if (hostname === "v1.vexplor.com") {
+      return `https://api.vexplor.com${endpoint}`;
+    }
+
+    // 로컬 개발: localhost → http://localhost:8080
+    if (hostname === "localhost" || hostname === "127.0.0.1") {
+      return `http://localhost:8080${endpoint}`;
+    }
+  }
+
+  // 기본값: 상대 경로
+  return endpoint;
+}

From bc8587f6888a6d98e822712c8fa38dd17f091771 Mon Sep 17 00:00:00 2001
From: dohyeons <ddhhss0603@gmail.com>
Date: Fri, 24 Oct 2025 10:02:34 +0900
Subject: [PATCH 3/4] =?UTF-8?q?=ED=8C=A8=EB=94=A9=20=EC=82=AD=EC=A0=9C?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/components/layout/AppLayout.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend/components/layout/AppLayout.tsx b/frontend/components/layout/AppLayout.tsx
index 3aaf7e6b..903a91bb 100644
--- a/frontend/components/layout/AppLayout.tsx
+++ b/frontend/components/layout/AppLayout.tsx
@@ -457,7 +457,7 @@ function AppLayoutInner({ children }: AppLayoutProps) {
         </aside>
 
         {/* 가운데 컨텐츠 영역 - 스크롤 가능 */}
-        <main className="h-[calc(100vh-3.5rem)] min-w-0 flex-1 overflow-auto bg-white p-4">{children}</main>
+        <main className="h-[calc(100vh-3.5rem)] min-w-0 flex-1 overflow-auto bg-white">{children}</main>
       </div>
 
       {/* 프로필 수정 모달 */}

From 03039ab7430fe9802b6d6d6930ccbf2ad6dd5094 Mon Sep 17 00:00:00 2001
From: dohyeons <ddhhss0603@gmail.com>
Date: Fri, 24 Oct 2025 10:09:19 +0900
Subject: [PATCH 4/4] =?UTF-8?q?=EB=A1=9C=EA=B7=B8=EC=9D=B8=20=EB=90=98?=
 =?UTF-8?q?=EC=96=B4=EC=9E=88=EC=9D=84=20=EC=8B=9C=20/main=20=EC=9C=BC?=
 =?UTF-8?q?=EB=A1=9C=20=EC=9D=B4=EB=8F=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/hooks/useAuth.ts  |  6 +++++
 frontend/hooks/useLogin.ts | 23 ++++++++++------
 frontend/middleware.ts     | 55 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 76 insertions(+), 8 deletions(-)
 create mode 100644 frontend/middleware.ts

diff --git a/frontend/hooks/useAuth.ts b/frontend/hooks/useAuth.ts
index 3e1a4a17..7c4cbf51 100644
--- a/frontend/hooks/useAuth.ts
+++ b/frontend/hooks/useAuth.ts
@@ -63,13 +63,19 @@ const TokenManager = {
 
   setToken: (token: string): void => {
     if (typeof window !== "undefined") {
+      // localStorage에 저장
       localStorage.setItem("authToken", token);
+      // 쿠키에도 저장 (미들웨어에서 사용)
+      document.cookie = `authToken=${token}; path=/; max-age=86400; SameSite=Lax`;
     }
   },
 
   removeToken: (): void => {
     if (typeof window !== "undefined") {
+      // localStorage에서 제거
       localStorage.removeItem("authToken");
+      // 쿠키에서도 제거
+      document.cookie = "authToken=; path=/; max-age=0; SameSite=Lax";
     }
   },
 
diff --git a/frontend/hooks/useLogin.ts b/frontend/hooks/useLogin.ts
index 63318de1..1a7513e9 100644
--- a/frontend/hooks/useLogin.ts
+++ b/frontend/hooks/useLogin.ts
@@ -61,11 +61,15 @@ export const useLogin = () => {
    * API 호출 공통 함수
    */
   const apiCall = useCallback(async (endpoint: string, options: RequestInit = {}): Promise<LoginResponse> => {
+    // 로컬 스토리지에서 토큰 가져오기
+    const token = localStorage.getItem("authToken");
+
     const response = await fetch(`${API_BASE_URL}${endpoint}`, {
       credentials: "include",
       headers: {
         "Content-Type": "application/json",
         Accept: "application/json",
+        ...(token && { Authorization: `Bearer ${token}` }),
         ...options.headers,
       },
       ...options,
@@ -90,16 +94,19 @@ export const useLogin = () => {
       // 토큰이 있으면 API 호출로 유효성 확인
       const result = await apiCall(AUTH_CONFIG.ENDPOINTS.STATUS);
 
-      if (result.success && result.data?.isLoggedIn) {
+      // 백엔드가 isAuthenticated 필드를 반환함
+      if (result.success && result.data?.isAuthenticated) {
         // 이미 로그인된 경우 메인으로 리다이렉트
         router.push(AUTH_CONFIG.ROUTES.MAIN);
       } else {
         // 토큰이 유효하지 않으면 제거
         localStorage.removeItem("authToken");
+        document.cookie = "authToken=; path=/; max-age=0; SameSite=Lax";
       }
     } catch (error) {
       // 에러가 발생하면 토큰 제거
       localStorage.removeItem("authToken");
+      document.cookie = "authToken=; path=/; max-age=0; SameSite=Lax";
       console.debug("기존 인증 체크 중 오류 (정상):", error);
     }
   }, [apiCall, router]);
@@ -128,9 +135,12 @@ export const useLogin = () => {
         });
 
         if (result.success && result.data?.token) {
-          // JWT 토큰 저장
+          // JWT 토큰 저장 (localStorage와 쿠키 모두에 저장)
           localStorage.setItem("authToken", result.data.token);
 
+          // 쿠키에도 저장 (미들웨어에서 사용)
+          document.cookie = `authToken=${result.data.token}; path=/; max-age=86400; SameSite=Lax`;
+
           // 로그인 성공
           router.push(AUTH_CONFIG.ROUTES.MAIN);
         } else {
@@ -148,13 +158,10 @@ export const useLogin = () => {
     [formData, validateForm, apiCall, router],
   );
 
-  // 컴포넌트 마운트 시 기존 인증 상태 확인 (한 번만 실행)
+  // 컴포넌트 마운트 시 기존 인증 상태 확인
   useEffect(() => {
-    // 로그인 페이지에서만 실행
-    if (window.location.pathname === "/login") {
-      checkExistingAuth();
-    }
-  }, []); // 의존성 배열을 비워서 한 번만 실행
+    checkExistingAuth();
+  }, [checkExistingAuth]);
 
   return {
     // 상태
diff --git a/frontend/middleware.ts b/frontend/middleware.ts
new file mode 100644
index 00000000..eb42b4c2
--- /dev/null
+++ b/frontend/middleware.ts
@@ -0,0 +1,55 @@
+import { NextResponse } from "next/server";
+import type { NextRequest } from "next/server";
+
+/**
+ * Next.js 미들웨어
+ * 페이지 렌더링 전에 실행되어 인증 상태를 확인하고 리다이렉트 처리
+ */
+export function middleware(request: NextRequest) {
+  const { pathname } = request.nextUrl;
+
+  // 인증 토큰 확인
+  const token = request.cookies.get("authToken")?.value || request.headers.get("authorization")?.replace("Bearer ", "");
+
+  // /login 페이지 접근 시
+  if (pathname === "/login") {
+    // 토큰이 있으면 메인 페이지로 리다이렉트
+    if (token) {
+      const url = request.nextUrl.clone();
+      url.pathname = "/main";
+      return NextResponse.redirect(url);
+    }
+    // 토큰이 없으면 로그인 페이지 표시
+    return NextResponse.next();
+  }
+
+  // 인증이 필요한 페이지들
+  const protectedPaths = ["/main", "/admin", "/dashboard", "/settings"];
+  const isProtectedPath = protectedPaths.some((path) => pathname.startsWith(path));
+
+  if (isProtectedPath && !token) {
+    // 인증되지 않은 사용자는 로그인 페이지로 리다이렉트
+    const url = request.nextUrl.clone();
+    url.pathname = "/login";
+    return NextResponse.redirect(url);
+  }
+
+  return NextResponse.next();
+}
+
+/**
+ * 미들웨어가 실행될 경로 설정
+ */
+export const config = {
+  matcher: [
+    /*
+     * 다음 경로를 제외한 모든 요청에 대해 실행:
+     * - api (API routes)
+     * - _next/static (static files)
+     * - _next/image (image optimization files)
+     * - favicon.ico (favicon file)
+     * - public 폴더의 파일들
+     */
+    "/((?!api|_next/static|_next/image|favicon.ico|.*\\.png$|.*\\.jpg$|.*\\.jpeg$|.*\\.svg$).*)",
+  ],
+};