/**** 
* Classes
****/ 
// Cat class
var Cat = Container.expand(function () {
	var self = Container.call(this);
	var catGraphics = self.attachAsset('cat', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.direction = 'left';
	self.patrol = function () {
		if (self.direction === 'left') {
			self.x -= self.speed;
			if (self.x < 0) {
				self.direction = 'right';
			}
		}
		if (self.direction === 'right') {
			self.x += self.speed;
			if (self.x > 2048) {
				self.direction = 'left';
			}
		}
	};
});
// Cheese class
var Cheese = Container.expand(function () {
	var self = Container.call(this);
	var cheeseGraphics = self.attachAsset('cheese', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// Hole class
var Hole = Container.expand(function () {
	var self = Container.call(this);
	var holeGraphics = self.attachAsset('hole', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// Assets will be automatically created based on usage in the code.
// Mouse class
var Mouse = Container.expand(function () {
	var self = Container.call(this);
	var mouseGraphics = self.attachAsset('mouse', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.move = function (direction) {
		if (direction === 'left') {
			self.x -= self.speed;
		}
		if (direction === 'right') {
			self.x += self.speed;
		}
		if (direction === 'up') {
			self.y -= self.speed;
		}
		if (direction === 'down') {
			self.y += self.speed;
		}
	};
});
// Wall class
var Wall = Container.expand(function () {
	var self = Container.call(this);
	var wallGraphics = self.attachAsset('wall', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xF4D03F // Init game with a cheese-like background color
});

/**** 
* Game Code
****/ 
var mouse = game.addChild(new Mouse());
mouse.x = 100;
mouse.y = 2732 / 2;
var cheese = game.addChild(new Cheese());
cheese.x = 2048 / 2;
cheese.y = 2732 / 2;
var hole = game.addChild(new Hole());
hole.x = 2048 - 100;
hole.y = 2732 / 2;
var cat = game.addChild(new Cat());
cat.x = 2048 / 2;
cat.y = 2732 / 2;
// Add walls to the game
var walls = [];
for (var i = 0; i < 10; i++) {
	var wall = game.addChild(new Wall());
	wall.x = i * 200;
	wall.y = 2732 / 2;
	walls.push(wall);
}
var dragNode = null;
function handleMove(obj) {
	var event = obj.event;
	var pos = event.getLocalPosition(game);
	if (dragNode) {
		var dx = pos.x - dragNode.x;
		var dy = pos.y - dragNode.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 1) {
			dragNode.x += dx * 0.05;
			dragNode.y += dy * 0.05;
		} else {
			dragNode.x = pos.x;
			dragNode.y = pos.y;
		}
	}
	if (mouse.intersects(cheese)) {
		// Mouse got the cheese, move cheese to mouse position
		cheese.x = mouse.x;
		cheese.y = mouse.y;
	}
	if (cheese.intersects(hole)) {
		// Cheese delivered to the hole, show game win
		LK.effects.flashScreen(0x00FF00, 1000);
		LK.showGameOver();
	}
}
game.on('down', function (obj) {
	dragNode = mouse;
	handleMove(obj);
});
game.on('move', handleMove);
game.on('up', function (obj) {
	var event = obj.event;
	var pos = event.getLocalPosition(game);
	mouse.x = pos.x;
	mouse.y = pos.y;
	dragNode = null;
});
LK.on('tick', function () {
	// Game logic to be executed each tick
	cat.patrol();
	if (mouse.intersects(cat)) {
		// Cat caught the mouse, show game over
		LK.effects.flashScreen(0xFF0000, 1000);
		LK.showGameOver();
	}
	// Check for collision with walls
	for (var i = 0; i < walls.length; i++) {
		if (mouse.intersects(walls[i])) {
			// Mouse hit a wall, stop movement
			dragNode = null;
		}
	}
});

===================================================================
--- original.js
+++ change.js
@@ -64,8 +64,16 @@
 			self.y += self.speed;
 		}
 	};
 });
+// Wall class
+var Wall = Container.expand(function () {
+	var self = Container.call(this);
+	var wallGraphics = self.attachAsset('wall', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+});
 
 /**** 
 * Initialize Game
 ****/ 
@@ -87,8 +95,16 @@
 hole.y = 2732 / 2;
 var cat = game.addChild(new Cat());
 cat.x = 2048 / 2;
 cat.y = 2732 / 2;
+// Add walls to the game
+var walls = [];
+for (var i = 0; i < 10; i++) {
+	var wall = game.addChild(new Wall());
+	wall.x = i * 200;
+	wall.y = 2732 / 2;
+	walls.push(wall);
+}
 var dragNode = null;
 function handleMove(obj) {
 	var event = obj.event;
 	var pos = event.getLocalPosition(game);
@@ -134,5 +150,12 @@
 		// Cat caught the mouse, show game over
 		LK.effects.flashScreen(0xFF0000, 1000);
 		LK.showGameOver();
 	}
+	// Check for collision with walls
+	for (var i = 0; i < walls.length; i++) {
+		if (mouse.intersects(walls[i])) {
+			// Mouse hit a wall, stop movement
+			dragNode = null;
+		}
+	}
 });
\ No newline at end of file