/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
// Car class representing the player's vehicle
var Car = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('car', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// FuelTank class representing fuel tanks on the road
var FuelTank = Container.expand(function () {
	var self = Container.call(this);
	var fuelTankGraphics = self.attachAsset('fuelTank', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// Obstacle class representing obstacles on the road
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// PowerUp class representing power-ups on the road
var PowerUp = Container.expand(function () {
	var self = Container.call(this);
	var powerUpGraphics = self.attachAsset('powerUp', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x333333 // Set background color to a dark gray resembling a road
});

/**** 
* Game Code
****/ 
// Initialize player car
var playerCar = game.addChild(new Car());
playerCar.x = 2048 / 2;
playerCar.y = 2732 - 200;
// Arrays to keep track of obstacles and power-ups
var obstacles = [];
var powerUps = [];
// Array to keep track of fuel tanks
var fuelTanks = [];
// Spawn new fuel tanks
if (LK.ticks % 80 == 0) {
	var newFuelTank = new FuelTank();
	newFuelTank.x = Math.random() * 2048;
	newFuelTank.y = -100;
	fuelTanks.push(newFuelTank);
	game.addChild(newFuelTank);
}
function handleMove(x, y, obj) {
	playerCar.x = x;
	playerCar.y = y;
}
// Event listeners for touch/mouse events
game.down = function (x, y, obj) {
	handleMove(x, y, obj);
};
game.move = function (x, y, obj) {
	handleMove(x, y, obj);
};
// Game update loop
game.update = function () {
	// Update obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		if (obstacles[i].intersects(playerCar)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
		if (obstacles[i].y > 2732) {
			obstacles[i].destroy();
			obstacles.splice(i, 1);
		}
	}
	// Update power-ups
	for (var j = powerUps.length - 1; j >= 0; j--) {
		if (powerUps[j].intersects(playerCar)) {
			// Play a sound or animation for collecting power-up
			LK.setScore(LK.getScore() + 10);
			scoreTxt.setText(LK.getScore());
			powerUps[j].destroy();
			powerUps.splice(j, 1);
			// Increase speed every 10 points
			if (LK.getScore() % 10 === 0) {
				for (var k = 0; k < obstacles.length; k++) {
					obstacles[k].speed += 1;
				}
				for (var l = 0; l < powerUps.length; l++) {
					powerUps[l].speed += 1;
				}
			}
		}
		if (powerUps[j] && powerUps[j].y > 2732) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			powerUps[j].destroy();
			powerUps.splice(j, 1);
		}
	}
	// Update fuel tanks
	for (var f = fuelTanks.length - 1; f >= 0; f--) {
		if (fuelTanks[f].intersects(playerCar)) {
			// Logic for collecting fuel tank
			fuelTanks[f].destroy();
			fuelTanks.splice(f, 1);
		}
		if (fuelTanks[f] && fuelTanks[f].y > 2732) {
			fuelTanks[f].destroy();
			fuelTanks.splice(f, 1);
		}
	}
	// Spawn new obstacles
	if (LK.ticks % 40 == 0) {
		// Increase the number of obstacles spawned
		for (var m = 0; m < 2; m++) {
			// Spawn two obstacles instead of one
			var newObstacle = new Obstacle();
			newObstacle.x = Math.random() * 2048;
			newObstacle.y = -100;
			obstacles.push(newObstacle);
			game.addChild(newObstacle);
		}
	}
	// Spawn new power-ups
	if (LK.ticks % 60 == 0) {
		var newPowerUp = new PowerUp();
		newPowerUp.x = Math.random() * 2048;
		newPowerUp.y = -100;
		powerUps.push(newPowerUp);
		game.addChild(newPowerUp);
	}
};
// Display score
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.setText(LK.getScore());
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);