#24 회원 탈퇴

refrigerator/src/main/java/moja/refrigerator/aggregate/user/Follow.java

@@ -12,11 +12,11 @@ public class Follow {
     @Column(name = "follow_pk")
     private long followPk;
 
-    @ManyToOne
+    @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "follower")
     private User follower;
 
-    @ManyToOne
+    @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "following")
     private User following;
 }

refrigerator/src/main/java/moja/refrigerator/aggregate/user/User.java

@@ -5,6 +5,7 @@
 import org.hibernate.annotations.CreationTimestamp;
 
 import java.time.LocalDate;
+import java.util.List;
 
 @Entity
 @Table(name = "tbl_user")
@@ -33,4 +34,10 @@ public class User {
 
     @Column(name = "user_role")
     private String userRole = "ROLE_USER";
+
+    @OneToMany(mappedBy = "follower", cascade = CascadeType.REMOVE)
+    private List<Follow> following;
+
+    @OneToMany(mappedBy = "following", cascade = CascadeType.REMOVE)
+    private List<Follow> followers;
 }

refrigerator/src/main/java/moja/refrigerator/controller/user/UserController.java

@@ -1,5 +1,7 @@
 package moja.refrigerator.controller.user;
 
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
 import moja.refrigerator.dto.user.request.PasswordResetRequest;
 import moja.refrigerator.dto.user.request.PasswordUpdateRequest;
 import moja.refrigerator.dto.user.request.UserCreateRequest;
@@ -60,4 +62,11 @@ public ResponseEntity<?> toggleFollow(@PathVariable Long userPk) {
         followService.toggleFollow(userPk);
         return ResponseEntity.ok().body("팔로우 상태가 변경되었습니다.");
     }
+
+    // 회원 탈퇴
+    @PostMapping("/delete")
+    public ResponseEntity<?> delete(HttpServletRequest request, HttpServletResponse response) {
+        userService.deleteUser(request, response);
+        return ResponseEntity.status(HttpStatus.NO_CONTENT).build();
+    }
 }

refrigerator/src/main/java/moja/refrigerator/service/user/UserService.java

@@ -1,5 +1,7 @@
 package moja.refrigerator.service.user;
 
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
 import moja.refrigerator.dto.user.request.PasswordResetRequest;
 import moja.refrigerator.dto.user.request.PasswordUpdateRequest;
 import moja.refrigerator.dto.user.request.UserCreateRequest;
@@ -10,4 +12,5 @@ public interface UserService {
     void updateUser(UserUpdateRequest request);
     void resetPassword(PasswordResetRequest request);
     void updatePassword(PasswordUpdateRequest request);
+    void deleteUser(HttpServletRequest request, HttpServletResponse response);
 }

refrigerator/src/main/java/moja/refrigerator/service/user/UserServiceImpl.java

@@ -1,12 +1,15 @@
 package moja.refrigerator.service.user;
 
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
 import moja.refrigerator.aggregate.user.User;
 import moja.refrigerator.dto.user.request.PasswordResetRequest;
 import moja.refrigerator.dto.user.request.PasswordUpdateRequest;
 import moja.refrigerator.dto.user.request.UserCreateRequest;
 import moja.refrigerator.dto.user.request.UserUpdateRequest;
 import moja.refrigerator.exception.user.DuplicateUserException;
+import moja.refrigerator.jwt.LogoutFilter;
 import moja.refrigerator.repository.user.UserRepository;
 import moja.refrigerator.service.email.EmailService;
 import org.modelmapper.ModelMapper;
@@ -28,6 +31,7 @@ public class UserServiceImpl implements UserService {
     private final BCryptPasswordEncoder passwordEncoder;
     private final ModelMapper modelMapper;
     private final EmailService emailService;
+    private final LogoutFilter logoutFilter;
 
     @Override
     @Transactional
@@ -114,6 +118,22 @@ public void updatePassword(PasswordUpdateRequest request) {
         user.setUserPw(passwordEncoder.encode(request.getNewPw()));
     }
 
+    @Override
+    @Transactional
+    public void deleteUser(HttpServletRequest request, HttpServletResponse response) {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        String userId = authentication.getName();
+
+        User user = userRepository.findByUserId(userId)
+                .orElseThrow(() -> new UsernameNotFoundException("사용자를 찾을 수 없습니다."));
+
+        // 유저 삭제
+        userRepository.delete(user);
+
+        // 로그아웃 처리 (토큰 블랙리스트에 추가)
+        logoutFilter.logout(request, response, authentication);
+    }
+
     private void checkDuplicateUser(UserCreateRequest request) {
         List<String> errors = new ArrayList<>();
         if (userRepository.existsByUserId(request.getUserId())) {