/*
CSE 142, Autumn 2007, Marty Stepp
We wrote this critter in this week's section.

Elephants move toward a common point in the center of the map,
gathering into a herd.
*/

import java.awt.*;
import java.util.*;

public class Elephant implements Critter {
    private int myAttack;
    private int randomNumber;               // 0 for always hungry; 1 for never hungry

    public Elephant(int attack) {
        myAttack = attack;
        Random randy = new Random();
        randomNumber = randy.nextInt(2);    // pick random number for hunger later
    }

    public boolean eat() {
        return (randomNumber == 1);         // 50/50 chance of being true
    }

    public int fight(String opponent) {
        return myAttack;
    }

    public Color getColor() {
        return Color.GRAY;
    }
    
    public int getMove(CritterInfo info) {
        int direction = CENTER;
        if (info.getX() != info.getWidth() / 2) {
            direction = WEST;
        } else if (info.getY() != info.getHeight() / 2) {
            direction = NORTH;
        }
        
        if (info.getNeighbor(direction).equalsIgnoreCase(toString())) {
            direction = CENTER;   // don't move if an Elephant is there
        }
        return direction;
    }
    
    public String toString() {
        if (eat()) {
            return "J";
        } else {
            return "j";
        }
    }
}