public BuyCommand(BuyViewModel viewModel, IOwnedItemsStore ownedItemsStore)
{
_viewModel = viewModel;
_ownedItemsStore = ownedItemsStore;
_viewModel.PropertyChanged += ViewModel_PropertyChanged;
}
public SellViewModel(IOwnedItemsStore ownedItemsStore, IPriceService priceService)
{
_ownedItemsStore = ownedItemsStore;
_priceService = priceService;
CalculatePriceCommand = new CallbackCommand(CalculatePrice, () => CanCalculatePrice);
SellCommand = new CallbackCommand(Sell, () => IsValidSell);
_ownedItemsStore.OwnedItemsChanged += OwnedItemsStore_OwnedItemsChanged;
}
public BuyViewModel(IOwnedItemsStore ownedItemsStore, IPriceService priceService)
{
BuyableItems = new ObservableCollection <string>
{
"apple",
"shirt",
"phone",
"burrito",
"pillow"
};
CalculatePriceCommand = new CalculatePriceCommand(this, priceService);
BuyCommand = new BuyCommand(this, ownedItemsStore);
}
