/**** 
* Classes
****/ 
// Cactus class
var Cactus = Container.expand(function () {
	var self = Container.call(this);
	var cactusGraphics = self.attachAsset('cactus', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.speed = -5;
	self.move = function () {
		self.x += self.speed;
	};
});
// Assets will be automatically created based on usage in the code.
// Dinosaur class
var Dinosaur = Container.expand(function () {
	var self = Container.call(this);
	var dinosaurGraphics = self.attachAsset('dinosaur', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.isJumping = false;
	self.jumpSpeed = 0;
	self.gravity = 0.5;
	self.jump = function () {
		if (!self.isJumping) {
			self.isJumping = true;
			self.jumpSpeed = -20;
		}
	};
	self.update = function () {
		if (self.isJumping) {
			self.y += self.jumpSpeed;
			self.jumpSpeed += self.gravity;
			if (self.y > game.floorLevel) {
				self.y = game.floorLevel;
				self.isJumping = false;
			}
		}
	};
});

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

/**** 
* Game Code
****/ 
// Global variables
game.floorLevel = 2732 - 200; // Assuming floor is 200px from the bottom
game.dinosaur = game.addChild(new Dinosaur());
game.dinosaur.x = 400;
game.dinosaur.y = game.floorLevel;
game.cactuses = [];
game.score = 0;
game.isGameOver = false;
// Touch event to make the dinosaur jump
game.on('down', function () {
	if (!game.isGameOver) {
		game.dinosaur.jump();
	}
});
// Game tick event
LK.on('tick', function () {
	if (!game.isGameOver) {
		game.dinosaur.update();
		// Move cactuses and check for collisions
		for (var i = game.cactuses.length - 1; i >= 0; i--) {
			var cactus = game.cactuses[i];
			cactus.move();
			// Check if cactus is off screen
			if (cactus.x < -100) {
				// Assuming cactus width is less than 100px
				cactus.destroy();
				game.cactuses.splice(i, 1);
				game.score++;
			}
			// Check for collision
			if (game.dinosaur.intersects(cactus)) {
				game.isGameOver = true;
				LK.showGameOver();
			}
		}
		// Spawn cactus
		if (LK.ticks % 120 == 0) {
			// Spawn a cactus every 2 seconds
			var newCactus = new Cactus();
			newCactus.x = 2048; // Start from the right edge
			newCactus.y = game.floorLevel;
			game.cactuses.push(newCactus);
			game.addChild(newCactus);
		}
	}
});
// Display score
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Update score display
LK.on('tick', function () {
	if (!game.isGameOver) {
		scoreTxt.setText("Score: " + game.score);
	}
});