import java.awt.Color;

public class Ship {
	private Color color;
	private double x;
	private double y;	
	private double radius;
	private double xVelocity;
	private double yVelocity;
	private boolean alive;	
	
	public Ship( double x, double y, double radius, double xVelocity, double yVelocity ) {
		//TODO: Initialize all the private members
		//Set the color to StdDraw.BLUE
		//Set alive to true
	}
	
	public boolean isAlive() {
		//TODO: Complete accessor for alive
	}	
	
	public void update( Asteroid[] asteroids, double time, double mouseX, double mouseY ) {	
		if( mouseX > 0 && mouseX < 1 && mouseY > 0 && mouseY < 1 ) { 
			if( mouseX > x )
				xVelocity += 0.015;
			else
				xVelocity -= 0.015;
			
			if( mouseY > y )
				yVelocity += 0.015;
			else
				yVelocity -= 0.015;
			
			xVelocity = Math.max( xVelocity, -0.3 );
			xVelocity = Math.min( xVelocity, 0.3 );
			
			yVelocity = Math.max( yVelocity, -0.3 );
			yVelocity = Math.min( yVelocity, 0.3 );
		}			
			
		x = x + xVelocity*time;
		y = y + yVelocity*time;
		
		if( y < 0 )		
			y = 1;					
		else if( y > 1 )
			y = 0;
		
		if( x < 0 )
			x = 1;
		else if( x > 1 )		
			x = 0;
		
		if( collides( asteroids ) ) {
			alive = false;
			color = StdDraw.BLACK;
		}		
	}
		
	public boolean collides( Asteroid[] asteroids ) {
		//TODO: Determine if any of the asteroids collide with the ship
		
		//Loop through all the asteroids in the array
		//Compute the distance from each asteroid to the ship
		//If the distance is less than the radius of the ship + the radius of the asteroid, return true
		
		//After looking through all the asteroids (and finding none that collide), return false
	}	
	
	public void draw() {
		StdDraw.setPenColor( color );
		StdDraw.filledCircle( x, y, radius );		
	}	
}