import java.util.Scanner;

public class Pile extends QueueArray<Card> {
    
    public Pile(String cards) {

        // Allows for the construction of a pile of cards from a string
        //
        // Example:
        //   Pile pile = new Pile("As 2s 3s Jh Qh Kh 4d 5d 6d 7c 8c 9c");

        Scanner scanner = new Scanner(cards);
        while (scanner.hasNext()) {
            String card = scanner.next();
            this.enqueue(new Card(card.charAt(0),card.charAt(1)));
        }
        scanner.close();
    }
    
    public String toString() {

        // Creates a string containing 10 cards per line, for as many lines
        // as necessary to show all cards in the pile
        //
        // Example: 
        //   6h  3h  Jc  Ts  3c  7h  2h  9c  3s  7s  
        //   8c  5d  Js  Jh  6d  Ah  Qh  9d  Ks  6c  
        //   Kc  Td  Jc  Th  9s  Kd
        
        String s = "";
        int i = 0;
        for (Card card : this) {
            s += card + "  ";
            if (i % 10 == 9) 
                s += System.lineSeparator();
            i = (i+1) % 10;
        }
        return s;
    }
}