NewHw40

using System;
using System.Collections.Generic;

class Program
{
    static void Main(string[] args)
    {
        Game game = new Game();
        game.Start();
        Console.ReadKey();
    }
}

class Game
{
    private static Random _random = new Random();

    private CardDeck _deck = new CardDeck(_random);
    private Player _player = new Player();
    private bool _isLimited = true;
    private int _limit = 5;

    public void Start()
    {
        int count = 0;
        bool isStoped = false;
        ConsoleKeyInfo keyInfo;

        do
        {
            Console.WriteLine("Choose card index: ");
            GetCardByIndex();
            count++;

            Console.WriteLine("Input |e| for show cards <> any key exept |e| to continue: ");
            keyInfo = Console.ReadKey();

            if (keyInfo.Key == ConsoleKey.E)
            {
                isStoped = true;
            }

            Console.Clear();
        }
        while (_isLimited && count < _limit && isStoped == false);

        _player.ShowCards();
    }

    private void GetCardByIndex()
    {
        ShowDeck();

        bool isNumber;
        int index;

        do
        {
            Console.WriteLine("Input card index: ");
            string userInput = Console.ReadLine();

            isNumber = int.TryParse(userInput, out index);
        }
        while (isNumber == false);

        if (_deck.TryRemoveCard(index, out Card card))
        {
            _player.TakeCard(card);
        }
        else
        {
            Console.WriteLine("Invalid index");
        }

    }

    private void ShowDeck()
    {
        _deck.ShowCardsList();
    }
}

class Player
{
    private List<Card> _cards = new List<Card>();

    public void TakeCard(Card card)
    {
        _cards.Add(card);
    }

    public void ShowCards()
    {
        foreach (var card in _cards)
        {
            Console.WriteLine($"{card.Name}");
        }
    }
}

class Card
{
    public string Name { get; private set; }

    public Card(string name)
    {
        Name = name;
    }
}

class CardDeck
{
    private string[] _cardsName = { "a", "b", "c", "d", "e", "f", "g", "x", "y", "w"};

    private Dictionary<int, Card> _cardDeck = new Dictionary<int, Card>();
    private int _capacity = 15;
    private Random _random;

    public int Capacity => _capacity;

    public CardDeck(Random random)
    {
        _random = random;
        Fill();
        CheckCorrect();
    }

    public void ShowCardsInfo()
    {
        foreach (var card in _cardDeck)
        {
            Console.WriteLine($"{card.Key}. {card.Value.Name}");
        }
    }

    public void ShowCardsList()
    {
        foreach (var card in _cardDeck)
        {
            Console.Write($"{card.Key}, ");
        }

        Console.WriteLine();
    }

    public bool TryRemoveCard(int key, out Card card)
    {
        if (_cardDeck.ContainsKey(key))
        {
            card = _cardDeck[key];
            _cardDeck.Remove(key);

            return true;
        }

        card = null;
        return false;
    }

    private void CheckCorrect()
    {
        int count = 0;

        for (int i = 1; i < _capacity; i++)
        {
            if (_cardDeck[0] == _cardDeck[i])
            {
                count++;
            }
        }

        if (count == _capacity - 1)
        {
            Fill();
        }
    }

    private void Fill()
    {
        for (int i = 0; i < _capacity; i++)
        {
            _cardDeck.Add(i, new Card(GetRandomCardName(_random)));
        }
    }

    private string GetRandomCardName(Random random)
    {
        int index = random.Next(_cardsName.Length);

        return _cardsName[index];
    }
}