public Person Buy(Product product, bool isConsume = true)
{
BuyProducts.Add(product);
if (isConsume)
{
return(Consume(product));
}
return(this);
}
/// <summary>
/// потратил
/// </summary>
/// <returns></returns>
public decimal GetPaied()
{
return(BuyProducts.Sum(x => x.Price));
}
private void Button_Click_2(object sender, RoutedEventArgs e)
{
BuyProducts buyProducts = new BuyProducts();
buyProducts.Show();
}