Merge pull request #22 from Block-Guard/fix/#20/image-upload-size-exception

[Fix] 이미지 업로드 용량 초과 예외 처리 & 보호자 이름 유니크 제약 및 예외 처리

Author: chaeyuuu

src/main/java/com/blockguard/server/domain/guardian/application/GuardianService.java

@@ -34,6 +34,10 @@ public GuardiansListResponse getGuardiansList(User user) {
 
     @Transactional
     public GuardianResponse createGuardian(User user, CreateGuardianRequest request) {
+        if (guardianRepository.existsByUserAndNameAndDeletedAtIsNull(user, request.getName())) {
+            throw new BusinessExceptionHandler(ErrorCode.DUPLICATE_GUARDIAN_NAME);
+        }
+
         String key = (request.getProfileImage() != null && !request.getProfileImage().isEmpty())
                 ? s3Service.upload(request.getProfileImage(), "guardians"): null;
 
@@ -54,6 +58,11 @@ public GuardianResponse updateGuardian(User user, Long guardianId, CreateGuardia
         Guardian guardian = guardianRepository.findByIdAndUser(guardianId, user)
                 .orElseThrow(() -> new BusinessExceptionHandler(ErrorCode.GUARDIAN_NOT_FOUND));
 
+        if (!guardian.getName().equals(request.getName()) &&
+                guardianRepository.existsByUserAndNameAndDeletedAtIsNull(user, request.getName())) {
+            throw new BusinessExceptionHandler(ErrorCode.DUPLICATE_GUARDIAN_NAME);
+        }
+
         String key = null;
         if (request.getProfileImage() != null && !request.getProfileImage().isEmpty()){
             // 새 이미지 업로드

src/main/java/com/blockguard/server/domain/guardian/dao/GuardianRepository.java

@@ -22,4 +22,6 @@ public interface GuardianRepository extends JpaRepository<Guardian, Long> {
         AND g.isPrimary = true
   """)
     void clearPrimaryFlagsByUser(User user);
+
+    boolean existsByUserAndNameAndDeletedAtIsNull(User user, String name);
 }

src/main/java/com/blockguard/server/global/common/codes/ErrorCode.java

@@ -22,6 +22,8 @@ public enum ErrorCode {
     INVALID_TOKEN(HttpStatus.UNAUTHORIZED, 4020, "유효하지 않은 토큰입니다."),
     FILE_NAME_NOT_FOUND(HttpStatus.NOT_FOUND, 4021, "파일명이 없습니다."),
     INVALID_DIRECTORY_ROUTE(HttpStatus.NOT_FOUND, 4022, "잘못된 디렉토리 경로입니다."),
+    FILE_SIZE_EXCEEDED(HttpStatus.PAYLOAD_TOO_LARGE, 4023, "프로필 파일 최대 허용 용량(5MB)을 초과했습니다."),
+    DUPLICATE_GUARDIAN_NAME(HttpStatus.BAD_REQUEST, 4024, "이미 등록된 보호자 이름입니다."),
 
     // 5000~ : server error
     INTERNAL_SERVER_ERROR(HttpStatus.INTERNAL_SERVER_ERROR, 5000, "서버 오류가 발생했습니다.");

src/main/java/com/blockguard/server/global/config/swagger/SwaggerResponseDescription.java

@@ -22,7 +22,11 @@ public enum SwaggerResponseDescription {
     ))),
 
     UPDATE_MY_PAGE_INFO_FAIL(new LinkedHashSet<>(Set.of(
-            ErrorCode.INVALID_DATE_FORMAT
+            ErrorCode.INVALID_PHONE_NUMBER_FORMAT,
+            ErrorCode.INVALID_PROFILE_IMAGE,
+            ErrorCode.FILE_NAME_NOT_FOUND,
+            ErrorCode.INVALID_DIRECTORY_ROUTE,
+            ErrorCode.FILE_SIZE_EXCEEDED
     ))),
 
     FIND_PASSWORD_FAIL(new LinkedHashSet<>(Set.of(
@@ -37,15 +41,19 @@ public enum SwaggerResponseDescription {
             ErrorCode.INVALID_PHONE_NUMBER_FORMAT,
             ErrorCode.INVALID_PROFILE_IMAGE,
             ErrorCode.FILE_NAME_NOT_FOUND,
-            ErrorCode.INVALID_DIRECTORY_ROUTE
+            ErrorCode.INVALID_DIRECTORY_ROUTE,
+            ErrorCode.FILE_SIZE_EXCEEDED,
+            ErrorCode.DUPLICATE_GUARDIAN_NAME
     ))),
 
     UPDATE_GUARDIAN_FAIL(new LinkedHashSet<>(Set.of(
             ErrorCode.INVALID_PHONE_NUMBER_FORMAT,
             ErrorCode.INVALID_PROFILE_IMAGE,
             ErrorCode.GUARDIAN_NOT_FOUND,
             ErrorCode.FILE_NAME_NOT_FOUND,
-            ErrorCode.INVALID_DIRECTORY_ROUTE
+            ErrorCode.INVALID_DIRECTORY_ROUTE,
+            ErrorCode.FILE_SIZE_EXCEEDED,
+            ErrorCode.DUPLICATE_GUARDIAN_NAME
     ))),
 
     UPDATE_GUARDIAN_PRIMARY_FAIL(new LinkedHashSet<>(Set.of(

src/main/java/com/blockguard/server/global/exception/GlobalExceptionHandler.java

@@ -6,6 +6,7 @@
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.multipart.MaxUploadSizeExceededException;
 
 @RestControllerAdvice
 @Slf4j
@@ -20,6 +21,14 @@ protected ResponseEntity<ErrorResponse> handleCustomException(BusinessExceptionH
                 .body(ErrorResponse.of(errorCode));
     }
 
+    @ExceptionHandler(MaxUploadSizeExceededException.class)
+    protected ResponseEntity<ErrorResponse> handleMaxUploadSize(MaxUploadSizeExceededException maxUploadSizeExceededException) {
+        log.error("[MaxUploadSizeExceeded] message: {}", maxUploadSizeExceededException.getMessage());
+        return ResponseEntity
+                .status(ErrorCode.FILE_SIZE_EXCEEDED.getStatus())
+                .body(ErrorResponse.of(ErrorCode.FILE_SIZE_EXCEEDED));
+    }
+
     @ExceptionHandler(Exception.class)
     protected ResponseEntity<ErrorResponse> handleException(Exception exception) {
         log.error("[Exception] message: {}", exception.getMessage(), exception);