public void Purchases()
{
FruitsFarmer fruitFarm = new FruitsFarmer();
basket.Add(fruitFarm.GetFruit("Apple"));
basket.Add(fruitFarm.GetFruit("Dragon fruit"));
MilkFarmer milkFarm = new MilkFarmer();
basket.Add(milkFarm.GetMilkProduct("Сheese"));
basket.Add(milkFarm.GetMilkProduct("Yogurt"));
basket.Add(CandyShop.GetCandy("Гулливер"));
}
public Hypermarket BuyProduct(string productName)
{
IProduct product = productName switch
{
"Apple" => fruitFarm.GetFruit("Apple"),
"Dragon fruit" => fruitFarm.GetFruit("Dragon fruit"),
"Сheese" => milkFarm.GetMilkProduct("Сheese"),
"Yogurt" => milkFarm.GetMilkProduct("Yogurt"),
"Гулливер" => CandyShop.GetCandy("Гулливер"),
_ => new NullProduct()
};
products.Add(product);
return(this);
}