/****
* Classes
****/
// Laser class
var Laser = Container.expand(function () {
  var self = Container.call(this);
  var laserGraphics = self.attachAsset('laser', {
    anchorX: 0.5,
    anchorY: 0.5,
    color: 0xFF0000,
    // Red color for the laser
    shape: 'box',
    width: 5,
    height: 20
  });
  // Laser movement speed
  self.speed = 10;
  // Update method for the laser
  self.update = function () {
    self.y -= self.speed;
    // Remove the laser if it goes off-screen
    if (self.y < 0) {
      self.destroy();
      lasers.splice(lasers.indexOf(self), 1);
    }
  };
});
// Assets will be automatically created and loaded by the LK engine based on usage in the code.
// Ship class
var Ship = Container.expand(function () {
  var self = Container.call(this);
  var shipGraphics = self.attachAsset('ship', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  // Ship's laser shooting method
  self.shoot = function () {
    var laser = new Laser();
    laser.x = self.x;
    laser.y = self.y;
    game.addChild(laser);
    lasers.push(laser);
  };
  // Ship movement handler
  self.move = function (x, y) {
    self.x = x;
    self.y = y;
  };
});

/****
* Initialize Game
****/
var game = new LK.Game({
  backgroundColor: 0x000000 // Initialize game with a black background
});

/****
* Game Code
****/
// Initialize variables
var ship;
var lasers = [];
// Create the ship and position it at the bottom center of the screen
ship = game.addChild(new Ship());
ship.x = 2048 / 2; // Center horizontally
ship.y = 2732 - 100; // Position from the bottom
// Event listener for moving the ship
game.down = function (x, y, obj) {
  var gamePos = game.toLocal(obj.global);
  ship.move(gamePos.x, gamePos.y);
  ship.shoot(); // Shoot a laser when the ship is touched
};
// Update function to handle game logic
game.update = function () {
  // Update lasers
  for (var i = lasers.length - 1; i >= 0; i--) {
    lasers[i].update();
  }
};
// Note: The LK engine automatically handles asset creation, game reset, and dynamic resizing.
// This code assumes the existence of 'ship' and 'laser' assets within the LK engine.