private async void NxtBtn_Clicked(object sender, EventArgs e)
        {
            string param = ((Button)sender).CommandParameter.ToString();

            if (param.ToLower().Contains("NEXT".ToLower()))
            {
                if (_viewModel.others.ID == 1 || _viewModel.others.ID == 9 || _viewModel.others.ID == 10)
                {
                    await _viewModel.NavigateToMealSummary();
                }
                else
                {
                    var enabledView = menuCategories.Children.Where(p => p is Frame).Where(x => x.IsEnabled).First();
                    SelectElement(enabledView as Frame);
                }
            }
            else
            {
                _viewModel.PlaceOrder();
            }
        }
        private async void NxtBtn_Clicked(object sender, EventArgs e)
        {
            string param = ((Button)sender).CommandParameter.ToString();

            if (param.Equals("NEXT"))
            {
                if (_viewModel.others.ID == 1 || _viewModel.others.ID == 8 || _viewModel.others.ID == 5)
                {
                    await _viewModel.NavigateToMealSummary();
                }
                else
                {
                    var menu = _viewModel.MenuCategories.Where(x => x.CategoryVisibility).First();
                    await selectMenuCategory(menu);
                }
            }
            else
            {
                _viewModel.PlaceOrder();
            }
        }