using System;

namespace tane_superior
{
    public class Item
    {
        public string Name
        {
            get;
        }
        public double Price
        {
            get;
        }
        public int Quantity
        {
            get;
        }

        public Item(string itemName, double itemPrice, int numPurchased)
        {
            Name = itemName;
            Price = itemPrice;
            Quantity = numPurchased;
        }

        public override string ToString()
        {
            return $"{Name}\t\t{Price:C}\t\t{Quantity}\t\t{Price * Quantity:C}";
        }
    }

    public class ShoppingCart
    {
        private int itemCount;
        private double totalPrice;
        private int capacity;
        private Item[] cart;

        public ShoppingCart()
        {
            capacity = 5;
            itemCount = 0;
            totalPrice = 0.0;
            cart = new Item[capacity];
        }

        public void AddToCart(string itemName, double price, int quantity)
        {
            if (itemCount + 1 <= capacity)
            {
                cart[itemCount] = new Item(itemName, price, quantity);
                totalPrice += price;
                itemCount += 1;
            }
            else
            {
                IncreaseSize();
            }
        }

        private void IncreaseSize()
        {
            capacity += 3;
        }

        public override string ToString()
        {
            string contents = "\nShopping Cart\n";
            contents += "\nItem\t\tUnit Price\tQuantity\tTotal\n";
            for (int i = 0; i < itemCount; i++)
            {
                contents += cart[i] + "\n";
            }
            contents += $"\nTotal Price: {totalPrice:C}\n";
            return contents;
        }
    }

    internal class Nigger
    {
        public static int IntReader()
        {
            bool success = (bool)default;
            int number = (int)default;
            while (!success)
            {
                if (int.TryParse(Console.ReadLine(), out number))
                {
                    success = true;
                }
                else Console.WriteLine("было введено неправильное число, выполните ввод заново");
            }
            return number;
        }

        public static bool CycleBreaker()
        {
            int response = (int)default;
            bool conclusion = (bool)default;
            bool success = (bool)default;
            while (!success)
            {
                switch (response)
                {
                    case 1:

                }
            }
            return conclusion;
        }
    }

    internal class Program
        {
            private static void Main(string[] args)
            {
            }
        }
    }