public RestaurantMenuItemModifierPage(RestaurantVM restaurantVM, MenuItemViewModel menuItemView, MenuGroupModifierItem menuGroupModifierItem = null)
{
RestaurantVM = restaurantVM;
MenuItemView = menuItemView;
MenuItemVM = menuItemView.RestaurantMenuItem.MenuItemVM;
MenuGroupModifierItem = menuGroupModifierItem;
Price = MenuItemVM.MenuItem.BasePrice;
InitializeComponent();
NavigationPage.SetBackButtonTitle(this, AppResources.Back);
//this.NumberEntryViewQuantity.Entry.Text = "1";
this.Quantity = 1;
//this.ToolbarItems.Add(new ToolbarItem()
//{
// Icon = "check_white.png",
// Command = new Command(() =>
// {
// SaveOrAddToCart();
// }),
//});
if (MenuGroupModifierItem != null)
{
//this.NumberEntryViewQuantity.Entry.Text = Convert.ToString(MenuGroupModifierItem.Quantity);
this.Quantity = MenuGroupModifierItem.Quantity;
Feedback = MenuGroupModifierItem.Comment;
ButtonAddToCart.Text = AppResources.Save;
}
ButtonAddToCart.Clicked += (sender, e) =>
{
SaveOrAddToCart();
};
//ButtonFeedbackDone.Clicked += (sender, e) =>
//{
// EditorFeedback.Unfocus();
// GridFeedback.IsVisible = false;
//};
//this.NumberEntryViewQuantity.Entry.TextChanged += (sender, e) =>
//{
// Device.BeginInvokeOnMainThread(() =>
// {
// Price = UpdatePrice(this.MenuItemVM, this.MenuItemModifiers, this.Quantity);
// });
//};
ListViewModifiers.ItemSelected += (sender, e) =>
{
if (e.SelectedItem != null)
{
ListViewModifiers.SelectedItem = null;
ModifierItemViewModel modifierItemView = e.SelectedItem as ModifierItemViewModel;
if (modifierItemView.IsItem && modifierItemView.IsEnabled)
{
if (modifierItemView.MenuModifierVM.SubMenuModifiers.Count > 0)
{
RestaurantMenuItemSubModifierPage restaurantMenuItemSubModifierPage = new RestaurantMenuItemSubModifierPage(this, modifierItemView);
Utils.PushAsync(Navigation, restaurantMenuItemSubModifierPage, true);
}
else
{
modifierItemView.IsSelected = !modifierItemView.IsSelected;
modifierItemView.Save();
}
}
}
};
}
public async void SaveOrAddToCart()
{
if (this.IsBusy)
{
return;
}
string error = string.Empty;
foreach (var menuItemModifier in MenuItemModifiers)
{
var minApplied = menuItemModifier.MenuModifierGroup.MinApplied;
var itemsSelected = menuItemModifier.MenuModifiers.Where(s => s.IsSelected).ToList();
var countApplied = itemsSelected.Sum(t => t.Quantity);
if (countApplied < minApplied)
{
if (!string.IsNullOrEmpty(error))
{
error += "\n";
}
error += string.Format(AppResources.ChooseRequired, minApplied + " " + menuItemModifier.MenuModifierGroup.DisplayName + " -");
}
foreach (var itemSelected in itemsSelected)
{
foreach (var subMenuModifierGroup in itemSelected.SubMenuModifierGroups)
{
minApplied = subMenuModifierGroup.MinApplied;
itemsSelected = itemSelected.SubMenuModifiers
.Where((t) => subMenuModifierGroup.ModifierIDs.Contains(t.MenuModifier.ID))
.Where(s => s.IsSelected).ToList();
countApplied = itemsSelected.Sum(t => t.Quantity);
if (countApplied < minApplied)
{
if (!string.IsNullOrEmpty(error))
{
error += "\n";
}
error += string.Format(AppResources.ChooseRequired, minApplied + " " + subMenuModifierGroup.DisplayName + " -");
}
}
}
}
if (string.IsNullOrEmpty(error))
{
var menuGroupModifierItem = new MenuGroupModifierItem(MenuItemView, MenuItemModifiers, Quantity, this.Feedback);
if (MenuGroupModifierItem == null)
{
MenuGroupModifierItem = menuGroupModifierItem;
MenuItemView.ListMenuGroupModifierItemSelected.Add(MenuGroupModifierItem);
MenuItemView.IsSelected = true;
}
else
{
MenuGroupModifierItem.Comment = menuGroupModifierItem.Comment;
MenuGroupModifierItem.ListRMenuGroupModifierVM = menuGroupModifierItem.ListRMenuGroupModifierVM.ToList();
MenuGroupModifierItem.Quantity = menuGroupModifierItem.Quantity;
MenuGroupModifierItem.MenuItemView = menuGroupModifierItem.MenuItemView;
}
if (Saved != null)
{
Saved.Invoke(MenuGroupModifierItem);
}
await Navigation.PopAsync().ConfigureAwait(false);
}
else
{
Device.BeginInvokeOnMainThread(async() =>
{
var notificator = DependencyService.Get <IToastNotificator>();
await notificator.Notify(ToastNotificationType.Error, AppResources.Error, error, TimeSpan.FromSeconds(5));
});
}
}