/****
* Classes
****/
// The assets will be automatically created and loaded by the LK engine
// Car class
var Car = Container.expand(function () {
  var self = Container.call(this);
  var carGraphics = self.attachAsset('car', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    self.x += self.speed;
    if (self.x > 2048) {
      self.x = -carGraphics.width;
    }
  };
});
// Obstacle class
var Obstacle = Container.expand(function () {
  var self = Container.call(this);
  var obstacleGraphics = self.attachAsset('obstacle', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = -3;
  self.update = function () {
    self.y += self.speed;
    if (self.y < -obstacleGraphics.height) {
      self.y = 2732;
    }
  };
});

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

/****
* Game Code
****/
// Initialize car and obstacles
var car = game.addChild(new Car());
car.x = 1024;
car.y = 2732 - car.height;
var obstacles = [];
for (var i = 0; i < 5; i++) {
  var obstacle = game.addChild(new Obstacle());
  obstacle.x = Math.random() * 2048;
  obstacle.y = Math.random() * 2732;
  obstacles.push(obstacle);
}
// Game update function
game.update = function () {
  // Check for collisions
  for (var i = 0; i < obstacles.length; i++) {
    if (car.intersects(obstacles[i])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
};
// Game touch events
game.down = function (x, y, obj) {
  car.x = x;
  car.y = y;
};
game.move = function (x, y, obj) {
  car.x = x;
  car.y = y;
};