/**** 
* Classes
****/ 
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = LK.getAsset('obstacle', {});
	obstacleGraphics.anchor.set(0.5, 0.5);
	self.addChild(obstacleGraphics);
	this.baseSpeed = 10;
	this.speed = this.baseSpeed;
	this._update_migrated = function () {
		this.speed = this.baseSpeed + Math.floor(LK.ticks / 1000);
		this.y += this.speed;
	};
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = LK.getAsset('player', {});
	playerGraphics.anchor.set(0.5, 0.5);
	self.addChild(playerGraphics);
	this.targetX = null;
	this.speed = 60;
	this.moveToLane = function (targetX) {
		this.targetX = targetX;
	};
	this._update_migrated = function () {
		if (this.targetX !== null) {
			var direction = this.targetX > this.x ? 1 : -1;
			this.x += direction * this.speed;
			if (direction > 0 && this.x >= this.targetX || direction < 0 && this.x <= this.targetX) {
				this.x = this.targetX;
				this.targetX = null;
			}
		}
	};
});

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

/**** 
* Game Code
****/ 
var score = 0;
var scoreText = new Text2(score, {
	size: 150,
	font: "'GillSans-Bold',Impact,'Arial Black',Tahoma",
	fill: "#ffffff"
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
var lanes = [512, 1024, 1536]; // Three lanes for the player to move between
var trackGraphics = [];
lanes.forEach(function (lane) {
	var track = LK.getAsset('track', {});
	track.anchor.set(0.5, 0);
	track.x = lane;
	track.y = 0;
	trackGraphics.push(track);
	game.addChild(track);
});
var player = game.addChild(new Player());
player.y = 2732 - player.height; // Position the player at the bottom of the screen
player.x = lanes[1]; // Start the player in the middle lane
var obstacles = [];
function spawnObstacle(lane) {
	var obstacle = new Obstacle();
	obstacle.x = lane;
	obstacle.y = -obstacle.height;
	obstacles.push(obstacle);
	game.addChild(obstacle);
}
var lastSpawnedLane = null;
function spawnObstaclePattern() {
	var pattern = Math.floor(Math.random() * 2);
	switch (pattern) {
		case 0:
			spawnObstacle(lanes[0]);
			LK.setTimeout(function () {
				return spawnObstacle(lanes[2]);
			}, 1000);
			break;
		case 1:
			spawnObstacle(lanes[1]);
			LK.setTimeout(function () {
				return spawnObstacle(lanes[0]);
			}, 1000);
			break;
	}
	LK.setTimeout(spawnObstaclePattern, 5000);
}
spawnObstaclePattern();
function updateGame() {
	player._update_migrated();
	obstacles.forEach(function (obstacle) {
		obstacle._update_migrated();
		if (obstacle.y > player.y && !obstacle.passed) {
			score++;
			scoreText.setText(score);
			obstacle.passed = true;
		}
		if (player.intersects(obstacle)) {
			LK.showGameOver(restartGame);
		}
	});
}
LK.on('tick', updateGame);
var swipeStartX = null;
game.on('down', function (x, y, obj) {
	swipeStartX = game.toLocal(obj.global).x;
});
game.on('up', function (x, y, obj) {
	var swipeEndX = game.toLocal(obj.global).x;
	var swipeDistance = swipeEndX - swipeStartX;
	if (swipeDistance > 100 && player.x < lanes[2]) {
		// Swipe right
		player.moveToLane(lanes[lanes.indexOf(player.x) + 1]);
	} else if (swipeDistance < -100 && player.x > lanes[0]) {
		// Swipe left
		player.moveToLane(lanes[lanes.indexOf(player.x) - 1]);
	}
	swipeStartX = null;
});
function restartGame() {
	obstacles.forEach(function (obstacle) {
		obstacle.destroy();
	});
	obstacles = [];
	player.x = lanes[1];
	player.y = 2732 - player.height;
	score = 0;
	scoreText.setText(score);
}
// Create three buttons at the bottom of the screen
var leftButton = LK.getAsset('button', {
	width: 200,
	height: 100,
	color: 0x00ff00,
	shape: 'box'
});
leftButton.x = 200 + 200 * 1.0; // Move the button 20% to the right
leftButton.y = 2732 - 100 - 5;
leftButton.on('down', function () {
	player.moveToLane(lanes[0]);
});
game.addChild(leftButton);
var middleButton = LK.getAsset('button', {
	width: 200,
	height: 100,
	color: 0x00ff00,
	shape: 'box'
});
middleButton.x = 1024 - 1024 * 0.1; // Move the button 10% to the left
middleButton.y = 2732 - 100 - 5;
middleButton.on('down', function () {
	player.moveToLane(lanes[1]);
});
game.addChild(middleButton);
var rightButton = LK.getAsset('button', {
	width: 200,
	height: 100,
	color: 0x00ff00,
	shape: 'box'
});
rightButton.x = 1848 - 1848 * 0.2; // Move the button 20% to the left
rightButton.y = 2732 - 100 - 5;
rightButton.on('down', function () {
	player.moveToLane(lanes[2]);
});
game.addChild(rightButton);
;

===================================================================
--- original.js
+++ change.js
@@ -142,25 +142,9 @@
 	color: 0x00ff00,
 	shape: 'box'
 });
 leftButton.x = 200 + 200 * 1.0; // Move the button 20% to the right
-leftButton.y = 2732 - 100 - 10;
-var middleButton = LK.getAsset('button', {
-	width: 200,
-	height: 100,
-	color: 0x00ff00,
-	shape: 'box'
-});
-middleButton.x = 1024 - 1024 * 0.1; // Move the button 10% to the left
-middleButton.y = 2732 - 100 - 10;
-rightButton = LK.getAsset('button', {
-	width: 200,
-	height: 100,
-	color: 0x00ff00,
-	shape: 'box'
-});
-rightButton.x = 1848 - 1848 * 0.2; // Move the button 20% to the left
-rightButton.y = 2732 - 100 - 10;
+leftButton.y = 2732 - 100 - 5;
 leftButton.on('down', function () {
 	player.moveToLane(lanes[0]);
 });
 game.addChild(leftButton);
@@ -170,8 +154,9 @@
 	color: 0x00ff00,
 	shape: 'box'
 });
 middleButton.x = 1024 - 1024 * 0.1; // Move the button 10% to the left
+middleButton.y = 2732 - 100 - 5;
 middleButton.on('down', function () {
 	player.moveToLane(lanes[1]);
 });
 game.addChild(middleButton);
@@ -181,8 +166,9 @@
 	color: 0x00ff00,
 	shape: 'box'
 });
 rightButton.x = 1848 - 1848 * 0.2; // Move the button 20% to the left
+rightButton.y = 2732 - 100 - 5;
 rightButton.on('down', function () {
 	player.moveToLane(lanes[2]);
 });
 game.addChild(rightButton);