public IActionResult GetDiscountStudents(StudentViewModel studentViewModel)
{
StudentBL studentBL = new StudentBL(_unitOfWork, _mapper);
var students = studentBL.GetDiscountStudents(studentViewModel.FacultyName, studentViewModel.GroupName, studentViewModel.StudentId, studentViewModel.StartDate, studentViewModel.EndDate);
var studentsViewModel = this._mapper.Map <Filter, FilterViewModel>(students);
return(View("~/Views/Student/GetDiscountStudentsPost.cshtml", studentsViewModel));
}