import java.util.Scanner;

/**
 * Class that can be used to play an interactive game of Skip-3 Solitaire.
 *   @author Dave Reed
 *   @version 11/20/06
 */
public class Skip3 {
    private DeckOfCards deck;
    private RowOfPiles row;
    
    /**
     * Constructs a new game (with a new, shuffled deck and empty row).
     */
    public Skip3() {
        this.restart();
    }
    
    /**
     * Resets the game to start fresh.
     */
    public void restart() {
        this.deck = new DeckOfCards();
        this.deck.shuffle();
        
        this.row = new RowOfPiles();
    }    
    
    /**
     * Plays an interactive game of Skip-3 Solitaire.  
     * The player is repeatedly shown the row of piles and must then enter
     * a command, either "deal", "move ?? ??" (where ?? represents a card), 
     * or "end".
     */
    public void playGame() {
        Scanner input = new Scanner(System.in);
                
        boolean gameOver = false;
        while (!gameOver) {
            System.out.println(this.row);
            System.out.print("Action? ");
            
            char response = input.next().toLowerCase().charAt(0);
            if (response == 'd') {
                if (this.deck.cardsRemaining() > 0) {
                    this.row.addPile(this.deck.dealCard());
                }
            }
            else if (response == 'm') {
                String from = input.next();
                String to = input.next();
                this.row.movePile(new Card(from), new Card(to));
            }
            else if (response == 'e') {
                gameOver = true;
            }
        }  
    }

}