refactor: 인증 중 BaseException 사용하도록 수정 #81

backend/src/auth/jwt-auth.guard.ts → backend/src/auth/JwtAuthGuard..ts

@@ -1,18 +1,12 @@
-import {
-  CanActivate,
-  ExecutionContext,
-  Injectable,
-  UnauthorizedException,
-} from '@nestjs/common';
+import { CanActivate, ExecutionContext, Injectable } from '@nestjs/common';
 import * as jwt from 'jsonwebtoken';
 import { TokenExpiredError } from 'jsonwebtoken';
 import { ConfigService } from '@nestjs/config';
-import { AuthService } from './auth.service';
+import { AuthenticationException } from './exception/AuthenticationException';
 
 @Injectable()
 export class JwtAuthGuard implements CanActivate {
-  private jwtSecretKey: string;
-  private authService: AuthService;
+  private readonly jwtSecretKey: string;
 
   constructor(private configService: ConfigService) {
     this.jwtSecretKey = this.configService.get<string>('JWT_SECRET_KEY');
@@ -22,7 +16,7 @@ export class JwtAuthGuard implements CanActivate {
     const request = context.switchToHttp().getRequest();
     const token = request.headers['authorization']?.split(' ')[1];
     if (!token) {
-      throw new UnauthorizedException('토큰이 없습니다.');
+      throw new AuthenticationException('토큰이 없습니다.');
     }
     try {
       request.user = jwt.verify(token, this.jwtSecretKey) as {
@@ -32,9 +26,9 @@ export class JwtAuthGuard implements CanActivate {
       return true;
     } catch (error) {
       if (error instanceof TokenExpiredError) {
-        throw new UnauthorizedException('만료된 토큰입니다.');
+        throw new AuthenticationException('만료된 토큰입니다.');
       }
-      throw new UnauthorizedException('유효하지 않은 토큰입니다.');
+      throw new AuthenticationException('유효하지 않은 토큰입니다.');
     }
   }
 }

backend/src/auth/authType.ts → backend/src/auth/auth.type.ts

@@ -1,6 +1,5 @@
 export type googleTokenResponse = {
   access_token: string;
-  refresh_token: string;
 };
 
 export type googleUserResponse = {

backend/src/auth/exception/AuthenticationException.ts

@@ -0,0 +1,12 @@
+import { BaseException } from '../../common/exception/BaseException';
+import { HttpStatus } from '@nestjs/common';
+
+export class AuthenticationException extends BaseException {
+  constructor(message: string = '인증에 실패했습니다.') {
+    super({
+      code: 601,
+      message: message,
+      status: HttpStatus.UNAUTHORIZED,
+    });
+  }
+}