/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
// 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 = 10;
	self.update = function () {
		// Car movement logic
	};
});
// 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 = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// Road class
var Road = Container.expand(function () {
	var self = Container.call(this);
	var roadGraphics = self.attachAsset('road', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// Tree class
var Tree = Container.expand(function () {
	var self = Container.call(this);
	var treeGraphics = self.attachAsset('tree', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x00000000 //Init game with transparent background
});

/**** 
* Game Code
****/ 
// Initialize variables
var car;
var obstacles = [];
var score = 0;
var scoreTxt;
// Initialize game elements
function initGame() {
	// Create road
	var road = new Road();
	road.x = 2048 / 2;
	road.y = 2732 / 2;
	game.addChild(road);
	// Create car
	car = new Car();
	car.x = 2048 / 2;
	car.y = 2732 - 200;
	game.addChild(car);
	// Create tree
	var tree = new Tree();
	tree.x = 2048 / 2;
	tree.y = 2732 - 400;
	game.addChild(tree);
	// Create score text
	scoreTxt = new Text2('0', {
		size: 150,
		fill: "#ffffff"
	});
	scoreTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(scoreTxt);
	// Set up game update loop
	game.update = function () {
		// Update car
		car.update();
		// Update obstacles
		for (var i = obstacles.length - 1; i >= 0; i--) {
			obstacles[i].update();
			if (car.intersects(obstacles[i])) {
				LK.effects.flashScreen(0xff0000, 1000);
				LK.showGameOver();
			}
		}
		// Spawn new obstacles
		if (LK.ticks % 60 == 0) {
			var newObstacle = new Obstacle();
			newObstacle.x = Math.random() * 2048;
			newObstacle.y = -50;
			obstacles.push(newObstacle);
			game.addChild(newObstacle);
		}
		// Update score
		score++;
		scoreTxt.setText(score);
	};
	// Set up touch controls
	game.down = function (x, y, obj) {
		car.x = x;
	};
	game.move = function (x, y, obj) {
		car.x = x;
	};
}
// Start the game
initGame();