/****
* Classes
****/
// Class for the player
var Player = Container.expand(function () {
  var self = Container.call(this);
  var playerGraphics = self.attachAsset('player', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.bullets = [];
  self.shoot = function () {
    var bullet = new PlayerBullet();
    bullet.x = self.x;
    bullet.y = self.y;
    self.bullets.push(bullet);
    game.addChild(bullet);
  };
});
// The assets will be automatically created and loaded by the LK engine
// Class for the player's bullet
var PlayerBullet = Container.expand(function () {
  var self = Container.call(this);
  var bulletGraphics = self.attachAsset('playerBullet', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = -10;
  self.update = function () {
    self.y += self.speed;
  };
});

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

/****
* Game Code
****/
// Initialize player
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 - 200;
// Game update function
game.update = function () {
  // Update player bullets
  for (var i = player.bullets.length - 1; i >= 0; i--) {
    var bullet = player.bullets[i];
    if (bullet.y < 0) {
      bullet.destroy();
      player.bullets.splice(i, 1);
    }
  }
};
// Game touch events
game.down = function (x, y, obj) {
  player.shoot();
};