Cards

using System;
using System.Collections.Generic;

namespace cards
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Player player = new Player();
            bool isWork = true;

            player.AddCards();

            while (isWork)
            {
                Console.WriteLine("1.Взять карту.\n2.Выдать результат.\n3.Вывести колоду.\n4.Выйти\n");

                switch (Console.ReadLine())
                {
                    case "1":
                        player.TakeCard();
                        break;
                    case "2":
                        player.ShowHand();
                        break;
                    case "3":
                        player.ShowDeck();
                        break;
                    case "4":
                        isWork = false;
                        break;
                    default:
                        Console.WriteLine("Ошибка!!!");
                        break;
                }

                Console.ReadLine();
                Console.Clear();
            }
        }
    }

    class Player
    {
        private List<Card> _playerHand = new List<Card>();
        private Deck _deck = new Deck();
        private Random _random = new Random();

        public void AddCards()
        {
            _deck = new Deck();
        }

        public void ShowDeck()
        {
            _deck.ShowInfo();
        }

        public void ShowHand()
        {
            for (int i = 0; i < _playerHand.Count; i++)
            {
                Console.WriteLine($"Номер карты: {_playerHand[i].Number}. Масть: {_playerHand[i].Suit}.");
            }
        }

        public void TakeCard()
        {
            int random = _random.Next(0, _deck.ReturnQuantity());
            _playerHand.Add(new Card(_deck.ReturnCardNumber(random), _deck.ReturnCardBack(random)));
            _deck.RemoveCard(random);
        }
    }

    class Deck
    {
        private List<Card> _cards = new List<Card>();
        public int Quantity { get; private set; }

        public Deck()
        {
            Quantity = _cards.Count;
            CreateCards();
        }

        private void CreateCards()
        {
            int cardNumber = 10;

            List<string> suit = new List<string>();
            suit.AddRange(new string[] { "Черви", "Пики", "Буби", "Крести" });

            for (int i = 0; i < suit.Count; i++)
            {
                for (int j = 1; j < cardNumber; j++)
                {
                    _cards.Add(new Card(j, suit[i]));
                }
            }
        }

        public void ShowInfo()
        {
            for (int i = 0; i < _cards.Count; i++)
            {
                Console.WriteLine($"{i} {_cards[i].Number} {_cards[i].Suit}");
            }
        }

        public int ReturnCardNumber(int number)
        {
            return _cards[number].Number;
        }

        public string ReturnCardBack(int back)
        {
            return _cards[back].Suit;

        }

        public void RemoveCard(int index)
        {
            _cards.RemoveAt(index);
        }

        public int ReturnQuantity()
        {
            return _cards.Count;
        }
    }

    class Card
    {
        public int Number { get; private set; }
        public string Suit { get; private set; }

        public Card(int number, string suit)
        {
            Number = number;
            Suit = suit;
        }
    }
}