public ActionResult Index()
{
_viewMessageLogic.SetViewMessageIfExist();
var importModel = new ImportDataModel();
ViewBag.GradeId = new SelectList(_gradeRepository.Query(x => x), "Id", "Name", 0);
ViewBag.Year = new SelectList(_academicYearRepository.Filter(x => x.IsActive).Select(x => x.Year).Distinct().ToList());
ViewBag.Section = new SelectList(new List<string> { "A", "B", "C" }, "A");
return View(importModel);
}