// GET: Classe public async Task <IActionResult> Index() { var model = new List <ClassIndexModel>(); var classes = await cls.GetAllAsync(); foreach (var item in classes) { var o = new ClassIndexModel() { Id = item.Id, classeName = item.Name, depName = item.department.Name }; o.TotalCourses = crs.CourseByClassId(item.Id).Count(); model.Add(o); } return(View(model)); }