/**** 
* Classes
****/ 
// Define the Car class
var Car = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('car', {
		anchorX: 0.5,
		anchorY: 0.5,
		orientation: 2,
		// Rotate 180 degrees
		scaleX: 3.0,
		scaleY: 3.0
	});
	self.speed = 3.125; // Increase speed by 25%
	self.update = function () {
		self.y += self.speed;
	};
});
// The assets will be automatically created and loaded by the LK engine
// Define the Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		orientation: 2,
		// Rotate 180 degrees
		scaleX: 3.0,
		scaleY: 3.0
	});
	self.speed = 5;
	self.update = function () {
		self.x += self.speed;
		if (self.x < 0) {
			self.x = 0;
		} else if (self.x > 2048 * 0.9) {
			self.x = 2048 * 0.9;
		}
	};
});

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

/**** 
* Game Code
****/ 
// Attach the race track background image
var raceTrack = LK.getAsset('raceTrack', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 / 2,
	y: 2732 / 2
});
game.addChild(raceTrack);
// Initialize score text for car counter
var carCounterTxt = new Text2('Cars: 0', {
	size: 100,
	fill: "#ffffff"
});
carCounterTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(carCounterTxt);
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 - player.height / 2;
var cars = [];
var carCounter = 0; // Initialize car counter
// Initialize 1 to 3 cars on the screen at a time
var initialCarCount = Math.floor(Math.random() * 3) + 1;
for (var i = 0; i < initialCarCount; i++) {
	var car = game.addChild(new Car());
	car.x = Math.random() * 2048;
	car.y = Math.random() * 2732;
	cars.push(car);
}
// Game update function
game.update = function () {
	// Update player and cars
	player.update();
	for (var i = 0; i < cars.length; i++) {
		if (carCounter >= 10 && carCounter < 20) {
			cars[i].speed = 3.125 * 1.2; // Increase speed by 20%
		} else if (carCounter >= 20) {
			cars[i].speed = 3.125 * 1.44; // Increase speed by another 20% (total 44%)
		}
		cars[i].update();
	}
	// Check for collisions
	for (var i = 0; i < cars.length; i++) {
		if (player.intersects(cars[i])) {
			LK.showGameOver();
			break;
		}
	}
	// Check for off-screen cars
	for (var i = cars.length - 1; i >= 0; i--) {
		if (cars[i].y > 2732) {
			cars[i].destroy();
			cars.splice(i, 1);
			if (cars.length < 3) {
				var newCar = game.addChild(new Car());
				newCar.x = Math.random() * 2048;
				newCar.y = 0;
				cars.push(newCar);
				carCounter++; // Increment car counter
			}
		}
	}
	carCounterTxt.setText('Cars: ' + carCounter);
	if (carCounter >= 30) {
		LK.showGameOver();
		var congratsTxt = new Text2('Congratulations! You are the champion', {
			size: 150,
			fill: "#ffffff"
		});
		congratsTxt.anchor.set(0.5, 0.5);
		LK.gui.center.addChild(congratsTxt);
	}
};
// LK event listeners for controlling the player car
game.down = function (x, y, obj) {
	if (x < player.x) {
		player.speed = -5;
	} else if (x > player.x) {
		player.speed = 5;
	}
	// Remove controls for the other cars
};
game.up = function (x, y, obj) {
	player.speed = 0;
	// Ensure other cars stop moving when touch or mouse is released
};