Product _productWithId(int productId)
{
AppStateModel model = ScopedModel <AppStateModel> .of(context);
Product product = model.getProductById(productId);
D.assert(product != null);
return(product);
}
List <Widget> _createShoppingCartRows(AppStateModel model)
{
List <Widget> widgets = new List <Widget>();
foreach (var product in model.productsInCart.Keys)
{
int id = product;
widgets.Add(new ShoppingCartRow(
product: model.getProductById(id),
quantity: model.productsInCart[id],
onPressed: () => {
model.removeItemFromCart(id);
}
));
}
return(widgets);
}