/// <summary>
/// Adds the specified product to cart
/// </summary>
/// <param name="productViewModel">The view model of the product row viewer to add product</param>
public void AddToCart(ProductRowViewerViewModel productViewModel)
{
var viewModel = new OrderRowViewerViewModel
(
CurrentCart.Count + 1,
Order.CurrentOrder.ID,
"1",
"0",
productViewModel
);
viewModel.CanDelete = true;
// Updates the list price
viewModel.TotalPriceChanged += () => OnPropertyChanged(nameof(TotalPrice));
viewModel.Deleted += DeleteItem;
if (!mIsSearching)
{
CurrentCart.Add(viewModel);
Items.Add(viewModel);
}
else
{
CurrentCart.Add(viewModel);
}
// Make the product not available to be added to the cart again
// Because the qunatity of the product can be specified in the (CartPage)
productViewModel.IsOutFromCart = false;
OnPropertyChanged(nameof(TotalPrice));
}
/// <summary>
/// Deletes the specified item from the list
/// </summary>
/// <param name="viewModel">The view model of the item to delete</param>
protected override void DeleteItem(BaseRowViewerViewModel viewModel)
{
OrderRowViewerViewModel vm = viewModel as OrderRowViewerViewModel;
// Delete from the items list
Items.Remove(viewModel);
CurrentCart.Remove(viewModel);
vm.ProductViewModel.IsOutFromCart = true;
for (int i = ((OrderRowViewerViewModel)viewModel).RowNumber - 1; i < Items.Count; i++)
{
((OrderRowViewerViewModel)Items[i]).RowNumber--;
}
OnPropertyChanged(nameof(TotalPrice));
}
/// <summary>
/// Converting the <see cref="Order"/> object
/// to <see cref="OrderRowViewer"/> object using <see cref="OrderRowViewerViewModel"/>
/// </summary>
/// <param name="orderLine">The order line to convert</param>
private OrderRowViewerViewModel ConvertToOrderRowViewer(OrderLine orderLine)
{
var viewModel = new OrderRowViewerViewModel
(
orderLine.RowNumber,
orderLine.Order.ID,
orderLine.Quantity.ToString(),
orderLine.Discount.ToString(),
orderLine.ProductName,
orderLine.ProductPrice
);
viewModel.CanDelete = false;
return(viewModel);
}
