feat: restore user

Author: jbj338033

src/main/kotlin/com/open3r/openmusic/domain/admin/user/controller/AdminUserController.kt

@@ -27,4 +27,9 @@ class AdminUserController(
     @DeleteMapping("/{userId}")
     @PreAuthorize("hasRole('ADMIN')")
     fun deleteUser(@PathVariable userId: Long) = BaseResponse(adminUserService.deleteUser(userId), 204).toEntity()
+
+    @Operation(summary = "유저 복구")
+    @PatchMapping("/{userId}/restore")
+    @PreAuthorize("hasRole('ADMIN')")
+    fun restoreUser(@PathVariable userId: Long) = BaseResponse(adminUserService.restoreUser(userId), 200).toEntity()
 }

src/main/kotlin/com/open3r/openmusic/domain/admin/user/service/AdminUserService.kt

@@ -6,4 +6,5 @@ interface AdminUserService {
     fun getUsers(): List<UserResponse>
     fun getDeletedUsers(): List<UserResponse>
     fun deleteUser(userId: Long)
+    fun restoreUser(userId: Long)
 }

src/main/kotlin/com/open3r/openmusic/domain/admin/user/service/impl/AdminUserServiceImpl.kt

@@ -34,4 +34,15 @@ class AdminUserServiceImpl(
 
         userRepository.save(user)
     }
+
+    @Transactional
+    override fun restoreUser(userId: Long) {
+        val user = userRepository.findByIdOrNull(userId) ?: throw CustomException(ErrorCode.USER_NOT_FOUND)
+
+        if (user.status == UserStatus.ACTIVE) throw CustomException(ErrorCode.USER_ALREADY_ACTIVE)
+
+        user.status = UserStatus.ACTIVE
+
+        userRepository.save(user)
+    }
 }

src/main/kotlin/com/open3r/openmusic/global/error/ErrorCode.kt

@@ -63,6 +63,7 @@ enum class ErrorCode(
     USER_QUEUE_NOT_FOUND(HttpStatus.NOT_FOUND, "User queue not found"),
     USER_QUEUE_ALREADY_EXISTS(HttpStatus.BAD_REQUEST, "User queue already exists"),
     USER_ALREADY_DELETED(HttpStatus.BAD_REQUEST, "User already deleted"),
+    USER_ALREADY_ACTIVE(HttpStatus.BAD_REQUEST, "User already active"),
 
     // Else
     MAX_UPLOAD_SIZE_EXCEEDED(HttpStatus.BAD_REQUEST, "Max upload size exceeded"),