public async Task <IActionResult> Delete(int userId) { await _likeService.RemoveRangeByUserIdAsync(userId); await _hashTagInKweetService.RemoveRangeByUserIdAsync(userId); await _followerService.RemoveRangeByUserIdAsync(userId); await _mentionService.RemoveRangeByUserIdAsync(userId); await _unitOfWork.SaveChangesAsync(); var isRemoved = _userService.Remove(userId); await _unitOfWork.SaveChangesAsync(); return(Ok(isRemoved)); }