public async Task <IActionResult> GetCommonDifficulty(int userId, int id) { var creator = await _userRepo.GetUser(userId); if (creator.Id != int.Parse(User.FindFirst(ClaimTypes.NameIdentifier).Value)) { return(Unauthorized()); } var commonDifficultyFromRepo = _repo.GetCommonDifficulty(id); CommonDifficultyForReturnDto commonDifficultyForReturn = _mapper.Map <CommonDifficultyForReturnDto>(commonDifficultyFromRepo); return(Ok(commonDifficultyForReturn)); }