deckOfCards.dart

void main() {
  var deck = Deck();
  print(deck);
  deck.removeCard('Diamonds', 'Ace');
  print(deck);
  deck.shuffle();
  print(deck.deal(5));
  print(deck);
}

class Card {
  String suit;
  String value;
  Card(this.value, this.suit);
  
  @override
  toString() {
    return '$value of $suit';
  }
}

class Deck {
  List<Card> cards = [];
  Deck() {
    var values = ['Ace', 'Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine', 'Ten', 'Jack', 'Queen', 'King'];
    var suits = ['Diamonds', 'Hearts', 'Clubs', 'Spades'];
    for (var suit in suits) {
      for (var value in values) {
        var card = Card(value, suit);
        cards.add(card);
      }
    }
  }
  
  @override
  toString() {
    return cards.toString();
  }
  
  shuffle() {
    cards.shuffle();
  }
  
  cardsWithSuit(String suit) {
    return cards.where((card) => card.suit == suit);
  }
  
  deal(int numOfCards) {
    var hand = cards.sublist(0, numOfCards);
    cards = cards.sublist(numOfCards);
    return hand;
  }
  
  removeCard(String suit, String value) {
    cards.removeWhere((card) => (card.suit == suit) && (card.value == value));
  }
}