[FEAT] 회원가입 API 구현 (#325)

src/main/java/com/example/RealMatch/business/domain/enums/ProposalDirection.java

@@ -17,7 +17,7 @@ public static ProposalDirection fromWhoProposed(Role whoProposed) {
         return switch (whoProposed) {
             case BRAND -> BRAND_TO_CREATOR;
             case CREATOR -> CREATOR_TO_BRAND;
-            case ADMIN, GUEST -> throw new IllegalArgumentException(
+            case ADMIN, GUEST, WITHDRAWN -> throw new IllegalArgumentException(
                     "Proposal direction is only for BRAND or CREATOR, got: " + whoProposed);
         };
     }

src/main/java/com/example/RealMatch/user/application/service/UserWithdrawService.java

@@ -0,0 +1,27 @@
+package com.example.RealMatch.user.application.service;
+
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import com.example.RealMatch.global.exception.CustomException;
+import com.example.RealMatch.global.presentation.code.GeneralErrorCode;
+import com.example.RealMatch.user.domain.entity.User;
+import com.example.RealMatch.user.domain.repository.UserRepository;
+
+import lombok.RequiredArgsConstructor;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class UserWithdrawService {
+
+    private final UserRepository userRepository;
+
+    public void withdraw(Long userId) {
+        User user = userRepository.findById(userId)
+                .orElseThrow(() -> new CustomException(GeneralErrorCode.INVALID_DATA));
+
+        user.withdraw(userId);
+    }
+}
+

src/main/java/com/example/RealMatch/user/domain/entity/User.java

@@ -101,10 +101,11 @@ public void updateInfo(String nickname, String address, String detailAddress) {
         this.detailAddress = detailAddress;
     }
 
-    public void softDelete(Long deletedBy) {
+    public void withdraw(Long deletedBy) {
         this.isDeleted = true;
         this.deletedAt = LocalDateTime.now();
         this.deletedBy = deletedBy;
+        this.role = Role.WITHDRAWN;
     }
 
     public void completeSignup(String nickname, LocalDate birth, Gender gender, Role role) {

src/main/java/com/example/RealMatch/user/domain/entity/enums/Role.java

@@ -9,7 +9,8 @@ public enum Role {
     ADMIN,
     GUEST,
     BRAND,
-    CREATOR;
+    CREATOR,
+    WITHDRAWN;
 
     // !!! customDetails에서 role을 string에서 Role로 바꾸면 이거 없앨거임
     public static Role from(String value) {

src/main/java/com/example/RealMatch/user/presentation/controller/UserController.java

@@ -1,6 +1,7 @@
 package com.example.RealMatch.user.presentation.controller;
 
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PatchMapping;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -14,6 +15,7 @@
 import com.example.RealMatch.match.presentation.dto.request.MatchRequestDto;
 import com.example.RealMatch.user.application.service.UserFeatureService;
 import com.example.RealMatch.user.application.service.UserService;
+import com.example.RealMatch.user.application.service.UserWithdrawService;
 import com.example.RealMatch.user.presentation.dto.request.MyEditInfoRequestDto;
 import com.example.RealMatch.user.presentation.dto.response.MyEditInfoResponseDto;
 import com.example.RealMatch.user.presentation.dto.response.MyFeatureResponseDto;
@@ -36,6 +38,7 @@ public class UserController implements UserSwagger {
 
     private final UserService userService;
     private final UserFeatureService userFeatureService;
+    private final UserWithdrawService userWithdrawService;
 
     @Override
     @GetMapping("/me")
@@ -117,4 +120,13 @@ public CustomResponse<NicknameAvailableResponseDto> checkNicknameAvailable(
         boolean available = userService.isNicknameAvailable(nickname);
         return CustomResponse.ok(new NicknameAvailableResponseDto(available));
     }
+
+    @Override
+    @DeleteMapping("/me")
+    public CustomResponse<Void> withdraw(
+            @AuthenticationPrincipal CustomUserDetails userDetails
+    ) {
+        userWithdrawService.withdraw(userDetails.getUserId());
+        return CustomResponse.ok(null);
+    }
 }

src/main/java/com/example/RealMatch/user/presentation/swagger/UserSwagger.java

@@ -142,4 +142,9 @@ CustomResponse<NicknameAvailableResponseDto> checkNicknameAvailable(
             )
             @RequestParam String nickname
     );
+
+    @Operation(summary = "회원 탈퇴", description = "회원 탈퇴(Soft Delete) 처리 후 role을 WITHDRAWN으로 변경합니다.")
+    CustomResponse<Void> withdraw(
+            @AuthenticationPrincipal CustomUserDetails userDetails
+    );
 }