package tormentor;
import robocode.*;
import java.awt.Color;

/**
 * TheTormentor - a robot by Robert Widdick
 */
public class TheTormentor extends Robot
{
	double oldEnergy = 0;
    double newEnergy = 0;

	public void run() {
		setBodyColor(Color.black);
		setGunColor(new Color(0, 0, 0));
		setRadarColor(new Color(200, 200, 70));
		setScanColor(Color.white);
		setBulletColor(Color.blue);
		
		addCustomEvent(new Condition("bulletfired") {
            public boolean test() {
                double delta = oldEnergy - newEnergy;
                oldEnergy = newEnergy;
                return delta >= 0.1 && delta <= 3;
            };
        }

		setAdjustRadarForRobotTurn(true);
		while(true) {
			turnGunRight(360);
			// manipulative stuff here :>
		}
	}
	
	public void onScannedRobot(ScannedRobotEvent e) {
		turnLeft( smallestToParallel(90 - e.getBearing()));
        newEnergy = e.getEnergy();
        turnRadarRight(normalRelativeAngle(e.getBearing() + getHeading() - getRadarHeading()));
		turnGunRight(normalRelativeAngle(e.getBearing() + (getHeading() - getRadarHeading())));
		
		fire(3);
		
        scan();
	}
	
	public void onCustomEvent(CustomEvent e)
    {
        if (e.getCondition().getName().equals("bulletfired"))
            setAhead(distance);
    }
	
	public void onHitRobot(HitRobotEvent e) {
		turnRight(e.getBearing());
		
		if (e.getEnergy() > 16)	fire(3);
		else if (e.getEnergy() > 10) fire(2);
		else if (e.getEnergy() > 4) fire(1);
		else if (e.getEnergy() > 2) fire(.5);
		else if (e.getEnergy() > .4) fire(.1);
		ahead(40);
	}
	
	public void onHitWall(HitWallEvent e) {
        distance *= -1;
        ahead(distance);
    }
	
    public void onHitByBullet(HitByBulletEvent e) {
		turnLeft(smallestToParallel(90 - e.getBearing()));
		ahead(distance);
		scan();
    }
	
	public void onWin() {
		if (getOthers() == 0) {
			setMaxVelocity(5);
			setTurnGunRight(10000);
			while(true) {
				ahead(20);
				back(20);
				if (getEnergy() > 0.1)
    	        	fire(0.1);
			}
        }
	}
	
	public double normalAbsoluteAngle(double angle) {
		if (angle >= 0 && angle < 360)	return angle;
		
		double fixedAngle = angle;

		while (fixedAngle < 0) fixedAngle += 360;
		while (fixedAngle >= 360) fixedAngle -= 360;
		return fixedAngle;
	}

	public double normalRelativeAngle(double angle) {
		if (angle > -180 && angle <= 180) return angle;

		double fixedAngle = angle;

		while (fixedAngle <= -180) fixedAngle += 360;
		while (fixedAngle > 180) fixedAngle -= 360;
		return fixedAngle;
	}
	
	public double smallestToParallel(double angle) {
        if (angle > -90 && angle <= 90)
            return angle;
        double fixedAngle = angle;
        while (fixedAngle <= -90)
            fixedAngle += 180;
        while (fixedAngle > 90)
            fixedAngle -= 180;
        return fixedAngle;
    }
}