/**** 
* Classes
****/ 
var Liquid = Container.expand(function (color) {
	var self = Container.call(this);
	var liquidGraphics = self.attachAsset(color, {
		anchorX: 0.5,
		anchorY: 0.0
	});
	return self;
});
//<Assets used in the game will automatically appear here>
var Tube = Container.expand(function () {
	var self = Container.call(this);
	var tubeGraphics = self.attachAsset('tube', {
		anchorX: 0.5,
		anchorY: 0.0
	});
	self.liquids = []; // Initialize functional representation
	self.liquidsAssets = [];
	tubeGraphics.alpha = 0.6;
	self.addChild(tubeGraphics);
	self.addLiquid = function (liquid) {
		self.liquids.push(liquid);
		self.updateGraphics();
		self.liquids.push({
			color: liquid.color,
			index: self.liquidsAssets.length - 1,
			ratio: 1 / (self.liquidsAssets.length + 1)
		}); // Add functional representation
		self.updateGraphics();
	};
	self.removeLiquid = function () {
		var liquid = self.liquidsAssets.pop();
		self.removeChild(liquid);
		self.updateLiquidsAssets();
		liquid.scale.set(1, 2); // Ensure the width remains constant
		self.liquids.pop(); // Remove functional representation
		self.updateLiquids(); // Update functional representation
		return liquid;
	};
	self.updateLiquids = function () {
		for (var i = 0; i < self.liquids.length; i++) {
			self.liquids[i].index = i;
			self.liquids[i].ratio = 1 / self.liquids.length;
		}
	};
	self.containsPoint = function (point) {
		var bounds = self.getBounds();
		return point.x >= bounds.x && point.x <= bounds.x + bounds.width && point.y >= bounds.y && point.y <= bounds.y + bounds.height;
	};
	self.down = function (x, y, obj) {
		if (selectedTube) {
			if (selectedTube !== self && self.liquidsAssets.length < 4) {
				var topLiquid = selectedTube.liquidsAssets[selectedTube.liquidsAssets.length - 1];
				if (topLiquid && (self.liquidsAssets.length === 0 || self.liquidsAssets[self.liquidsAssets.length - 1].color === topLiquid.color)) {
					var sameColorCount = 0;
					for (var i = selectedTube.liquidsAssets.length - 1; i >= 0; i--) {
						if (selectedTube.liquidsAssets[i].color === topLiquid.color) {
							sameColorCount++;
						} else {
							break;
						}
					}
					if (self.liquidsAssets.length + sameColorCount <= 4) {
						for (var j = 0; j < sameColorCount; j++) {
							self.addLiquid(selectedTube.removeLiquid());
						}
					}
				}
			}
			selectedTube.scale.set(1.4, 1.4); // Reset the scale of the previously selected tube
			selectedTube = null;
		} else {
			selectedTube = self;
			self.scale.set(1.7, 1.7); // Increase the scale of the selected tube
		}
	};
	self.updateFunctionalLiquids = function () {
		for (var i = 0; i < self.liquids.length; i++) {
			self.liquids[i].index = i;
			self.liquids[i].ratio = 1 / self.liquids.length;
		}
	};
	self.updateGraphics = function () {
		self.liquidsAssets = [];
		for (var i = 0; i < self.liquids.length; i++) {
			self.liquidsAssets.push(self.liquids[i]);
			self.addChildAt(self.liquids[i], 0);
			if (self.liquidsAssets[i]) {
				self.liquids[i].scale.x = 1; // Ensure the width remains constant
				self.liquids[i].scale.y = 1; // Ensure the height remains constant
				self.liquids[i].y = tubeGraphics.height - (i + 1) * 200 - 20; // Adjust the position of each liquid
			}
		}
	};
});

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

/**** 
* Game Code
****/ 
var tubes = [];
var selectedTube = null;
var liquids = [];
var timeLeft = 60; // Initialize the timer with 60 seconds
var score = 0; // Initialize the score with 0
var scoreTxt = new Text2('0', {
	size: 100,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create timer display
var timerTxt = new Text2('60', {
	size: 100,
	fill: "#ffffff"
});
timerTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(timerTxt);
// Function to update score
function updateScore(newScore) {
	score = newScore;
	scoreTxt.setText(score.toString());
}
// Function to update timer
function updateTimer(newTime) {
	timeLeft = newTime;
	timerTxt.setText(timeLeft.toString());
}
function createTube(x, y) {
	var newTube = new Tube();
	newTube.scale.set(1.4, 1.4);
	newTube.x = 2048 / 4 * (tubes.length + 1);
	newTube.y = (2732 - 735.42 * 2) / 2 + 600;
	tubes.push(newTube);
	game.addChild(newTube);
}
function createLiquid(color) {
	var liquid = new Liquid(color);
	liquid.color = color;
	return liquid;
}
// Create initial tubes
createTube(2048 / 4, (2732 - 735.42 * 2) / 2 + 600);
createTube(2048 * 2 / 4, (2732 - 735.42 * 2) / 2 + 600);
createTube(2048 * 3 / 4, (2732 - 735.42 * 2) / 2 + 600);
tubes[0].addLiquid(createLiquid('liquidGreen'));
tubes[1].addLiquid(createLiquid('liquidGreen'));
// Game update function
game.update = function () {
	// Update timer
	if (LK.ticks % 60 == 0) {
		// Decrease time every second
		updateTimer(timeLeft - 1);
		if (timeLeft <= 0) {
			if (selectedTube) {
				selectedTube.scale.set(1, 1); // Reset the scale of the selected tube
			}
			LK.showGameOver();
		}
		// Check if all liquids of the same color are grouped in the same tube
		var allGrouped = true;
		for (var i = 0; i < tubes.length; i++) {
			if (tubes[i].liquidsAssets.length > 0) {
				var firstColor = tubes[i].liquids[0];
				for (var j = 1; j < tubes[i].liquids.length; j++) {
					if (tubes[i].liquids[j] !== firstColor) {
						allGrouped = false;
						break;
					}
				}
				if (tubes[i].liquidsAssets.length < 4) {
					allGrouped = false;
					break;
				}
			}
		}
		if (allGrouped) {
			LK.showGameOver();
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -86,9 +86,9 @@
 		self.liquidsAssets = [];
 		for (var i = 0; i < self.liquids.length; i++) {
 			self.liquidsAssets.push(self.liquids[i]);
 			self.addChildAt(self.liquids[i], 0);
-			if (self.liquids[i]) {
+			if (self.liquidsAssets[i]) {
 				self.liquids[i].scale.x = 1; // Ensure the width remains constant
 				self.liquids[i].scale.y = 1; // Ensure the height remains constant
 				self.liquids[i].y = tubeGraphics.height - (i + 1) * 200 - 20; // Adjust the position of each liquid
 			}