namespace MauMau_Server.Mau;

public class Game
{
    public readonly Deck Deck = new();
    public Card CurrentCard;
    public List<Card> Hand;

    public Game()
    {
        CurrentCard = Deck.DrawCard();
        Deck.AddCardToUsedDeck(CurrentCard);
        Hand = Deck.DrawCards(8);
    }

    public void PlayCard(Card card)
    {
        if (!IsCardInHand(Hand, card) || !IsCardPlayable(CurrentCard, card)) return;
        Deck.AddCardToUsedDeck(card);
        Hand.Remove(GetSameCardFromHand(Hand, card));
        CurrentCard = card;
    }
    
    private Card GetSameCardFromHand(IEnumerable<Card> hand, Card card)
    {
        return hand.FirstOrDefault(handCard => IsSameCardType(handCard, card) && IsSameCardValue(handCard, card));
    }

    private bool IsCardPlayable(Card currentCard, Card playedCard)
    {
        return IsSameCardType(currentCard, playedCard) || IsSameCardValue(currentCard, playedCard);
    }

    private bool IsCardInHand(IEnumerable<Card> hand, Card card)
    {
        return hand.Any(handCard => IsSameCardType(handCard, card) && IsSameCardValue(handCard, card));
    }

    private static bool IsSameCardType(Card card1, Card card2)
    {
        return card1.CardType == card2.CardType;
    }

    private static bool IsSameCardValue(Card card1, Card card2)
    {
        return card1.CardValue == card2.CardValue;
    }
}