// GET: EntranceTestRegistrationForms
        public async Task <IActionResult> Index(EntranceTestRegistrationFormFilterAndSortModel filterAndSortModel)
        {
            ViewBag.EntranceTestRegistrationFormFilterAndSortModel = filterAndSortModel;
            ViewBag.EntranceTestGroups = _selectListRepository.GetSelectListEntranceTestGroups(filterAndSortModel.FilterEntranceTestGroupId ?? 0);
            ViewBag.DisciplineNames    = _selectListRepository.GetSelectListEntranceTestRegistrationFormDisciplineNames(filterAndSortModel.FilterDisciplineNameFragment);
            ViewBag.Dates = _selectListRepository.GetSelectListEntranceTestRegistrationFormDates(filterAndSortModel.FilterDate);

            var appIdentityDBContext = _entranceTestRegistrationFormRepository.GetEntranceTestRegistrationForms(filterAndSortModel);

            return(View(await appIdentityDBContext.ToListAsync()));
        }