refactor(auth) : apply redis service in auth domain

src/modules/auth/application/service/auth.service.ts

@@ -3,6 +3,7 @@ import { JwtService } from '@nestjs/jwt';
 
 import { UserService } from '@user/application/service/user.service';
 import { jwtConfig } from '@config/jwt.config';
+import { RedisService } from '@shared/application/redis/redis.service';
 
 import { AuthResponse, AuthCredentials } from '@auth/application/dto';
 
@@ -13,6 +14,7 @@ export class AuthService {
   constructor(
     private readonly userService: UserService,
     private readonly jwtService: JwtService,
+    private readonly redisService: RedisService,
   ) {
     const config = jwtConfig();
     this.refreshJwtSignOptions = config.refreshJwtSignOptions;
@@ -26,6 +28,14 @@ export class AuthService {
     const payload = { id: user.id, sub: user.email, username: user.name };
     return AuthResponse.of(await this.issueAccessToken(payload), await this.issueRefreshToken(payload));
   }
+  async refresh(token: string): Promise<AuthResponse> {
+    const payload = this.jwtService.verify(token, this.refreshJwtSignOptions);
+    const storedToken = await this.redisService.get(payload.sub);
+    if (storedToken !== token) {
+      throw new UnauthorizedException();
+    }
+    return AuthResponse.of(await this.issueAccessToken(payload), await this.issueRefreshToken(payload));
+  }
 
   private async issueAccessToken(payload) {
     return await this.issueToken(payload, this.accessJwtSignOptions);

src/modules/auth/presentation/controller/auth.controller.ts

@@ -1,8 +1,7 @@
-import { Controller, Get, Post, Body, UseGuards, Request } from '@nestjs/common';
+import { Controller, Post, Body } from '@nestjs/common';
 import { AuthService } from '@auth/application/service/auth.service';
 import { AuthCredentials } from '@auth/application/dto/auth-request.dto';
 import { ResponseEntity } from '@common/dto/response-entity.dto';
-import { AuthGuard } from '../guard/auth.guard';
 
 @Controller('auth')
 export class AuthController {
@@ -14,10 +13,9 @@ export class AuthController {
     return ResponseEntity.success(authResponse, '로그인에 성공');
   }
 
-  // @Get('test')
-  // @UseGuards(AuthGuard)
-  // async test(@Request() req) {
-  //   const userId = req.user.id; // 요청 객체에서 userId 접근
-  //   return `User ID: ${userId}`;
-  // }
+  @Post('refresh')
+  async refresh(@Body() refreshToken: { token: string }) {
+    const authResponse = await this.authService.refresh(refreshToken.token);
+    return ResponseEntity.success(authResponse, '토큰 갱신에 성공');
+  }
 }