public async Task AddStudent(AddStudentToGradeModel model)
{
var grade = await GradeStorage.Get(model.GradeId);
grade.Students.Add(model.Student);
await GradeStorage.Update(model.GradeId, grade);
}
public async Task RemoveStudent(AddStudentToGradeModel model)
{
var grade = await GradeStorage.Get(model.GradeId);
var student = grade.Students.FirstOrDefault(s => s.Id == model.Student.Id);
if (student != null)
{
grade.Students.Remove(student);
await GradeStorage.Update(model.GradeId, grade);
}
}
public async Task RemoveStudent(AddStudentToGradeModel model)
{
await GradeManager.RemoveStudent(model);
}
