public async Task AddUserScreenAccessAsync(List <ScreenAccessModel> model)
{
await _repository.DeleteAsyncUserScreenAccess(model[0].UserRoleId);
await _unitOfWork.SaveChangesAsync();
List <UserScreenAccess> item = new List <UserScreenAccess>();
UserScreenAccessFactory.CreateUserScreenAccess(model, item);
await _repository.AddUserScreenAccessAsync(item);
await _unitOfWork.SaveChangesAsync();
}