/*
 * (c) 1998-2000 The Brookings Institution, All Rights Reserved
 *
 * Permission to use this software and its documentation for non-commercial
 * purposes and without fee is hereby granted, provided this copyright statement
 * is included. Please contact us for permission for redistribution and other uses.
 * 
 * BROOKINGS MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, 
 * OR NON-INFRINGEMENT. BROOKINGS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY
 * LICENSEE AS A RESULT OF USING THIS SOFTWARE OR ITS DERIVATIVES.
 *
 * _Sugarscape_
 * See _Growing Artificial Societies: Social Science from the Ground Up_
 * Brookings Institution Press, The MIT Press
 * Joshua Epstein
 * jepstein@brook.edu
 * Robert Axtell
 * raxtell@brook.edu
 *
 * Miles Parker
 * mparker@brook.edu

 * http://www.brook.edu/es/dynamics/models/ascape
 * The Brookings Institution
 * Washington, D.C.
 */

package edu.brook.sugarscape;

import java.lang.*;
import java.awt.Color;

import edu.brook.ascape.model.*;
import edu.brook.ascape.rule.*;
import edu.brook.ascape.util.*;

public class SugarSeasonalGrowBackRule extends Rule {
        
    private float epsilon = 0.125f;
        
    private int seasonLength = 50;
    
    public SugarSeasonalGrowBackRule() {
        super("Sugar Grow Back Seasonally");
    }
    
    public SugarSeasonalGrowBackRule(float epsilon, int SeasonLength) {
        super("Sugar Grow Back Seasonally");
        this.epsilon = epsilon;
        this.seasonLength = seasonLength;
    }
    
    public void execute(Agent agent) {
        int iter = agent.getScape().getIteration();
        if ((((float) iter / ((float) seasonLength * 2)) - (iter / (seasonLength * 2))) > .5) {
            //Summer
            if (((Coordinate2DDiscrete) ((Cell) agent).getCoordinate()).getYValue() < 25) {
                ((SugarCell) agent).sugarGrowBack1();
            }
            else {
                ((SugarCell) agent).sugarGrowBackEpsilon(epsilon);
            }
        }
        else {
            //Winter
            if (((Coordinate2DDiscrete) ((Cell) agent).getCoordinate()).getYValue() < 25) {
                ((SugarCell) agent).sugarGrowBackEpsilon(epsilon);
            }
            else {
                ((SugarCell) agent).sugarGrowBack1();
            }
        }
    }
    
    /**
     * Returns the rate at which sugar grows back in the winter.
     * Model parameter.
     */
    public float getWinterSugarGrowbackRate() {
        return epsilon;
    }
    
    /**
     * Sets the rate at which sugar grows back in the winter.
     * Model parameter.
     */
    public void setWinterSugarGrowbackRate(float epsilon) {
        this.epsilon = epsilon;
    }
    
    /**
     * Returns the rate at which sugar grows back in the winter.
     * Model parameter.
     */
    public int getSeasonLength() {
        return seasonLength;
    }
    
    /**
     * Sets the rate at which sugar grows back in the winter.
     * Model parameter.
     */
    public void setSeasonLength(int seasonLength) {
        this.seasonLength = seasonLength;
    }
}