public ActionResult Create(RaceCreateViewModel model)
        {
            if (model.Participants == null)
            {
                ModelState.AddModelError(string.Empty, "Заезд должен иметь участников!");
                model = _raceService.GetRaceCreateViewModel(DateTime.Parse(model.DateTimeOfRace), model.NumberRaceInDay);
                return(View(model));
            }

            _raceService.AddNewRace(model);
            return(RedirectToAction("Index"));
        }