"feat: 탈퇴에 대한 예외처리 추가"

Author: larama-C

src/main/java/com/back/web7_9_codecrete_be/domain/auth/service/AuthService.java

@@ -7,16 +7,19 @@
 import com.back.web7_9_codecrete_be.domain.users.entity.User;
 import com.back.web7_9_codecrete_be.domain.users.repository.UserRepository;
 import com.back.web7_9_codecrete_be.global.error.code.AuthErrorCode;
+import com.back.web7_9_codecrete_be.global.error.code.UserErrorCode;
 import com.back.web7_9_codecrete_be.global.error.exception.BusinessException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.security.SecureRandom;
 import java.time.LocalDate;
 
 @Service
 @RequiredArgsConstructor
+@Transactional
 public class AuthService {
     private final UserRepository userRepository;
     private final PasswordEncoder passwordEncoder;
@@ -38,7 +41,7 @@ public void signUp(SignupRequest req) {
 
         // 닉네임 중복 체크
         if (userRepository.existsByNickname(req.getNickname())) {
-            throw new BusinessException(AuthErrorCode.NICKNAME_DUPLICATED);
+            throw new BusinessException(UserErrorCode.NICKNAME_DUPLICATED);
         }
 
         User user = User.builder()
@@ -59,6 +62,10 @@ public LoginResponse login(LoginRequest req) {
         User user = userRepository.findByEmail(req.getEmail())
                 .orElseThrow(() -> new BusinessException(AuthErrorCode.USER_NOT_FOUND));
 
+        if (user.getIsDeleted()) {
+            throw new BusinessException(UserErrorCode.USER_DELETED);
+        }
+
         if (!passwordEncoder.matches(req.getPassword(), user.getPassword())) {
             throw new BusinessException(AuthErrorCode.INVALID_PASSWORD);
         }
@@ -87,6 +94,10 @@ public void resetPassword(String email) {
         User user = userRepository.findByEmail(email)
                 .orElseThrow(() -> new BusinessException(AuthErrorCode.USER_NOT_FOUND));
 
+        if (user.getIsDeleted()) {
+            throw new BusinessException(UserErrorCode.USER_DELETED);
+        }
+
         String tempPassword = generateTempPassword();
 
         // 비밀번호 변경

src/main/java/com/back/web7_9_codecrete_be/domain/auth/service/TokenService.java

@@ -5,6 +5,7 @@
 import com.back.web7_9_codecrete_be.domain.users.entity.User;
 import com.back.web7_9_codecrete_be.domain.users.repository.UserRepository;
 import com.back.web7_9_codecrete_be.global.error.code.AuthErrorCode;
+import com.back.web7_9_codecrete_be.global.error.code.UserErrorCode;
 import com.back.web7_9_codecrete_be.global.error.exception.BusinessException;
 import com.back.web7_9_codecrete_be.global.rq.Rq;
 import com.back.web7_9_codecrete_be.global.security.JwtProperties;
@@ -63,8 +64,11 @@ public String reissueAccessToken() {
         User user = userRepository.findByEmail(email)
                 .orElseThrow(() -> new BusinessException(AuthErrorCode.USER_NOT_FOUND));
 
-        String savedRefresh =
-                refreshTokenRedisRepository.findByUserId(user.getId());
+        if (user.getIsDeleted()) {
+            throw new BusinessException(UserErrorCode.USER_DELETED);
+        }
+
+        String savedRefresh = refreshTokenRedisRepository.findByUserId(user.getId());
 
         if (savedRefresh == null || !savedRefresh.equals(refresh)) {
             throw new BusinessException(AuthErrorCode.INVALID_TOKEN);