finalAI.java

package ai;

import mvc.Control;
import spaceracer.*;

public class StudentAIQuestion6 implements Control {
	private final Radar myRadar;
	private final Spaceship myShip;
	private float desiredSpeed;
	private float desiredYPos;


	public StudentAIQuestion6(final Spaceship ship) {
		myShip = ship;
		myRadar = myShip.getRadar();
	}

	public void moveShip() {
		desiredSpeed = Constants.PLAYER_MAX_SPEED_X;
		desiredYPos = myShip.getY();
		
		if (myRadar.isAsteroidInFront()){
			if (!OnboardComputer.getClosestYRange(myShip, myRadar.getAsteroids()).isEmpty()){
				desiredYPos = OnboardComputer.getClosestYRange(myShip, myRadar.getAsteroids()).getCenter();
				desiredSpeed = (myRadar.distanceTo(myRadar.getClosestAsteroidInFront())/Constants.RADAR_RANGE)
					*(Constants.PLAYER_MAX_SPEED_X/3);
			}
			else{
				if(!myShip.isShieldFullyCharged())
					desiredSpeed = (myRadar.distanceTo(myRadar.getClosestAsteroidInFront())/Constants.RADAR_RANGE)
									*(Constants.PLAYER_MAX_SPEED_X/3);
			}				
		}
				
		if (myShip.isShieldOn()) //for speed
			desiredSpeed = Constants.PLAYER_MAX_SPEED_X;
		
							
		if (Math.abs(myShip.getSpeedX() - desiredSpeed) >= 0.01){
			if (myShip.getSpeedX() < desiredSpeed)
				myShip.accelerate();
			else
				myShip.decelerate();
		}
		
		if (Math.abs(myShip.getY() - desiredYPos) >= 0.01){
			if (myShip.getY() > desiredYPos)
				myShip.moveDown();
			else
				myShip.moveUp();
		}
		
		if (myRadar.isCollisionImminent())
			myShip.activateShield();
		
	}

}