/*
 * Game.java
 *
 * Created on August 9, 2004, 2:29 PM
 */

/**
 *
 * @author  levenick
 */
import java.awt.*;

public class Game {
    //Player server, receiver;
    private int receiverScore, serverScore;
    private TextArea theTA;
    
    public void setTheTA(TextArea ta) {theTA = ta;}
    
    /** Creates a new instance of Game */
    public Game() {
    }
    
    public void receiverScored() {
        receiverScore++;
        announceScore();
    }
    
    public void serverScored() {
        serverScore++;
        announceScore();
    }
    
    public void announceScore() {
        if (gameOver())
            announceGameOver();
        else if (simpleScore())
            announceSimpleScore();
        else announceDeuceScore();
    }
    
    private void announceSimpleScore() {
        theTA.append(SingleScoreConverter.convert(serverScore) + "-" 
                         + SingleScoreConverter.convert(receiverScore) + "\n"); 
    }
    
    private void announceGameOver() {
        if (serverWon())
                theTA.append("Game Server!\n"); 
        else theTA.append("Game Receiver!\n"); 
}
    
    private void announceDeuceScore() {
        if (receiverScore==serverScore)
            theTA.append("Deuce\n"); 
        else if(receiverScore < serverScore)
            theTA.append("Advantage Server\n");
        else theTA.append("Advantage Receiver\n"); 
    }
    
    private boolean gameOver() {
        return serverWon() || receiverWon();
    }
    
    private boolean simpleScore() {
        return receiverScore < 3 || serverScore < 3;
    }
    
    private boolean winner(int x, int y) {
        return x >= 4 && x > y+1;
    }    
    
    private boolean serverWon() {
        return winner(serverScore, receiverScore);
    }    
    
    private boolean receiverWon() {
        return winner(receiverScore, serverScore);
    }

}