feat: 인증 처리 로직 수정

apps/cs/src/entities/auth/login/api/login-service.ts

@@ -31,7 +31,7 @@ export class LoginApiService implements LoginService {
       const tokenId = data[AUTH_USER_ID];
 
       if (!accessToken || !tokenId) {
-        throw new Error("[login] Missing required authentication tokens");
+        throw new Error("Missing required authentication tokens");
       }
 
       tokenManager.setToken(CLAIM_NAME, accessToken);
@@ -42,11 +42,9 @@ export class LoginApiService implements LoginService {
       );
     } catch (error) {
       if (error instanceof AxiosError) {
-        throw new Error(
-          `Login failed: ${error.response?.data?.message || error.message}`,
-        );
+        throw new Error(`Login failed: ${error.response?.data?.message}`);
       }
-      throw error;
+      throw new Error(`Login failed: ${error}`);
     }
   }
 
@@ -62,22 +60,19 @@ export class LoginApiService implements LoginService {
       const tokenId = data[AUTH_USER_ID];
 
       if (!accessToken || !tokenId) {
-        throw new Error(
-          "[silentRefresh] Missing required authentication tokens",
-        );
+        throw new Error("Missing required authentication tokens");
       }
 
       tokenManager.setToken(CLAIM_NAME, accessToken);
       tokenManager.setToken(AUTH_USER_ID, tokenId);
     } catch (error) {
-      console.warn("Token has expired, logging out.");
       tokenManager.clearAuthToken();
       if (error instanceof AxiosError) {
         throw new Error(
-          `Silent refresh failed: ${error.response?.data?.message || error.message}`,
+          `Silent refresh failed: ${error.response?.data?.message}`,
         );
       }
-      throw error;
+      throw new Error(`Silent refresh failed: ${error}`);
     }
   }
 }

apps/cs/src/shared/provider/auth-provider.tsx

@@ -1,12 +1,12 @@
 "use client";
 
+import { useRouter } from "next/navigation";
 import { useQuery } from "@tanstack/react-query";
 import { createContext, useContext, useState } from "react";
 import { client } from "../api/client";
 import { ENDPOINT } from "../config/api";
 import { AUTH_USER_ID } from "../config/env";
 import { getCookie } from "../lib/cookie";
-import { AxiosError } from "axios";
 import { LoginApi } from "@/entities/auth/login";
 
 interface IUserInfo {
@@ -50,28 +50,32 @@ export interface AuthContextType {
 export const AuthContext = createContext<AuthContextType | null>(null);
 
 export const AuthProvider = ({ children }: { children: React.ReactNode }) => {
+  const router = useRouter();
   const [userInfo, setUserInfo] = useState<IUserInfo | null>(null);
 
   useQuery({
     queryKey: [ENDPOINT.USER_SERVICE.USERS],
     queryFn: async () => {
       try {
+        const userId = getCookie(AUTH_USER_ID);
+
+        if (!userId) {
+          throw new Error("Missing required authentication tokens");
+        }
+
         const response = await client.get<IUserInfo>(
-          `${ENDPOINT.USER_SERVICE.USERS}/${getCookie(AUTH_USER_ID)}`,
+          `${ENDPOINT.USER_SERVICE.USERS}/${userId}`,
         );
         setUserInfo(response.data);
         return response;
       } catch (error) {
         console.error(error);
-        if (error instanceof AxiosError) {
-          if (error.response?.status === 401) {
         try {
           await LoginApi.silentRefresh();
         } catch (refreshError) {
           console.error("Token refresh failed:", refreshError);
           setUserInfo(null);
-            }
-          }
+          router.push("/auth/login");
         }
       }
     },

packages/common/network/client.ts

@@ -28,12 +28,12 @@ class Client {
 
       if (!token || !userId) {
         throw new AxiosError(
-          "[Client] Missing required authentication tokens",
+          "The authentication token is invalid.",
           "UNAUTHORIZED",
           config,
           null,
           {
-            data: { message: "Missing required authentication tokens" },
+            data: { message: "The authentication token is invalid." },
             status: 401,
             statusText: "Unauthorized",
             headers: this.axiosInstance.defaults.headers,