private static void ContainableItemCollectionFunctionalities()
{
VendingMachine vendingMachine = VendingMachine.Instance;
Product coffeeProduct = new Product()
{
Category = new Category("Beverages"),
Name = "Coffee",
Price = 12.3,
};
Console.WriteLine("Add a product:");
vendingMachine.Items.Add(new ContainableItem
{
Product = coffeeProduct,
Position = new Position(row: 2, column: 0, id: 13, size: 3)
});
WriteContainableItems(vendingMachine.Items);
Console.WriteLine("Remove at position: (0,1)");
if (!vendingMachine.Items.RemoveBy(new Position(row: 0, column: 1, id: 2)))
{
Console.WriteLine("No product found at this position.");
}
else
{
WriteContainableItems(vendingMachine.Items);
}
Console.WriteLine("Search for a coffee product:");
try
{
ContainableItem coffeeContainableItem = vendingMachine.Items.FirstOrDefault(containableItem => containableItem.Product.Equals(coffeeProduct));
if (coffeeContainableItem != null)
{
Console.WriteLine(coffeeProduct.ToString());
Console.WriteLine("\nCoffee product was found and it will be removed.");
vendingMachine.Items.Remove(coffeeContainableItem);
WriteContainableItems(vendingMachine.Items);
}
}
catch
{
Console.WriteLine("Product not found.");
}
Console.WriteLine("Remove second product: ");
try
{
vendingMachine.Items.RemoveAt(1);
WriteContainableItems(vendingMachine.Items);
}
catch
{
Console.WriteLine("Product not found.");
}
Product beverageProduct = vendingMachine.Items.FirstOrDefault(containableItem => containableItem.Product.Category.Name.Equals("Beverages"))?.Product;
Console.WriteLine("Search for the first beverage product using linq:");
string beverageMessage = beverageProduct == null
? "No beverage found"
: $"Beverage Found:\t{beverageProduct.ToString()}";
Console.WriteLine(beverageMessage);
try
{
ContainableItem lastProduct = vendingMachine.Items.GetItem(vendingMachine.Items.Count - 1);
Console.WriteLine($"\nLast product:\t{vendingMachine.Items.GetItem(vendingMachine.Items.Count - 1).Product}");
}
catch
{
Console.WriteLine("Product not found.");
}
}
public string ToString()
{
return($@"{product.ToString()}
Date: {time.ToString()}");
}
