/*The problem is how to track the fly miles of the craft. If the user press the key
but there is a collision so the crast is not moving the miles should not increase*/

//when the character is C Craft craft = new Craft();


class Craft extends Entity {

    int fuel = 10;
    //how many enemies in the game? health value should be less than the enemy
    int health = 5;
    //health = 0 means live = false
    boolean live;

    // images with different directions are loaded
    String rotated_image = new String("craft-up.png");

    Craft(int x, int y, int h, int w)
    {
        super(x, y, h, w);
        showImage(rotated_image);
    }

    void display()
    {
        stroke(255);
        fill(175);

        if(keyPressed)
        {
            keyPressed();

            if(acceleration.x == 0 && acceleration.y == -3) rotated_image = "craft-up.png";
            if(acceleration.x == 0 && acceleration.y ==  3) rotated_image = "craft-down.png";
            if(acceleration.x == 3 && acceleration.y ==  0) rotated_image = "craft-right.png";
            if(acceleration.x == -3 && acceleration.y == 0) rotated_image = "craft-left.png";

            if( (int) acceleration.x != 0 || (int) acceleration.y != 0)
            {
                if( ! sound.isPlaying("engine") ) sound.play("engine", random(0.9, 1.2) );
            }

        }

        if(  (int) acceleration.x == 0 && (int) acceleration.y == 0 )
        {
            if( sound.isPlaying("engine") ) sound.stop("engine");
        }

        showImage(rotated_image);




      //  checkBoundaryCollision();



        move();
        keyReleased();






    }

    void keyPressed()
    {
        if(keyPressed || key == CODED)
        {
            if(keyCode == UP)
            {
                acceleration.y = -3;
            }
            if(keyCode == DOWN)
            {
                acceleration.y = 3;
            }
            if(keyCode == LEFT)
            {
                acceleration.x = -3;
            }
            if(keyCode == RIGHT)
            {
                acceleration.x = 3;
            }
        }
    }

    void keyReleased()
    {
        if(key == CODED)
        {

            if(keyCode == UP)
            {
                velocity.y = 0;
                acceleration.y = 0;
            }
            if(keyCode == DOWN)
            {
                velocity.y = 0;
                acceleration.y = 0;
            }
            if(keyCode == LEFT)
            {
                velocity.x = 0;
                acceleration.x = 0;
            }
            if(keyCode == RIGHT)
            {
                velocity.x = 0;
                acceleration.x = 0;
            }

            //if(keyCode == UP || keyCode == DOWN || keyCode == LEFT ||



        }
    }

    //check window's boundary
    void checkBoundaryCollision()
    {
         if(location.x > width - w/2)
         {
             location.x = width - w/2;
         }
         else if(craft.location.x < 0)
         {
              location.x = 0;
         }
         else if(craft.location.y > height - h/2)
         {
              location.y = height - h/2;
         }
         else if (craft.location.y < 0)
         {
              location.y = 0;
         }

    }

}