chesspresso.game.DefaultGameScorer Maven / Gradle / Ivy

Go to download
/*
 * Chessplorer-Lib - an open source chess library written in Java
 * Copyright (C) 2016 Chessplorer.org
 * Copyright (C) 2012-2016 Gerhard Kalab
 * Copyright (C) 2002-2003 Bernhard Seybold
 *
 * This software is published under the terms of the LGPL Software License,
 * a copy of which has been included with this distribution in the LICENSE.txt
 * file.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 */
package chesspresso.game;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Implementation of a games scorer.
 * The score is higher the more information is filled into the game header.
 *
 * 
 *  white, black, event, site: 1 point for each letter
 *  
date, result; 8 points if exist
 *  
white elo, black elo: 4 points if exist
 *  
eco: 1 point if exists
 * 
 *
 * @author Bernhard Seybold
 * @author Andreas Rudolph
 */
public class DefaultGameScorer implements GameScorer
{
    private final static Logger LOGGER = LoggerFactory.getLogger( DefaultGameScorer.class );

    public int getScore(GameModel gameModel)
    {
        String s;
        GameHeaderModel headerModel = gameModel.getHeaderModel();
        GameMoveModel moveModel = gameModel.getMoveModel();

        int score = 0;
        score += moveModel.getTotalNumOfPlies()  * 3;
        score += moveModel.getTotalCommentSize() * 1;

        s = headerModel.getWhite();  if (s != null) score += s.length() * 1;
        s = headerModel.getBlack();  if (s != null) score += s.length() * 1;
        if (headerModel.getDate()          != null) score += 8;
        if (headerModel.getResultStr()     != null) score += 8;  // TODO "real" result only
        s = headerModel.getEvent();  if (s != null) score += s.length() * 1;
        s = headerModel.getSite();   if (s != null) score += s.length() * 1;
        if (headerModel.getWhiteEloStr()   != null) score += 4;
        if (headerModel.getBlackEloStr()   != null) score += 4;
        if (headerModel.getECO()           != null) score += 1;

        return score;
    }

}