/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1");

/**** 
* Classes
****/ 
// Create a new class for the cube asset
var Cube = Container.expand(function () {
	var self = Container.call(this);
	// Attach the cube asset to the Cube class
	var cubeGraphics = self.attachAsset('Cube', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set the cube's speed
	self.speed = 3;
	// Increase cube's speed by 0.5% every wave
	self.update = function () {
		self.speed += self.speed * 0.005 * waveText.wave;
	};
	// Set the cube's health
	self.health = 1;
	// Set the cube's health
	self.health = 1;
	// Update the cube's position every game tick
	self.update = function () {
		// Calculate the distance between the cube and the slime
		var dx = slime.x - self.x;
		var dy = slime.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Normalize the direction vector (dx and dy)
		dx /= distance;
		dy /= distance;
		// Move the cube towards the slime at a constant speed
		self.x += dx * self.speed;
		self.y += dy * self.speed;
	};
});
// Create a new class for the shoot asset
var Shoot = Container.expand(function () {
	var self = Container.call(this);
	// Attach the shoot asset to the Shoot class
	var shootGraphics = self.attachAsset('Shoot', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set the shoot's speed
	self.speed = 5;
	// Set the shoot's damage
	self.damage = 1;
	// Set the shoot's damage
	self.damage = 1;
	// Update the shoot's position every game tick
	self.update = function () {
		// Move the shoot to the right at a constant speed
		self.x += self.speed;
	};
});
// Create a new class for the gold text
var GoldText = Text2.expand(function () {
	var self = Text2.call(this, 'Gold: 0', {
		size: 100,
		fill: 0xFFFFFF
	});
	self.anchor.set(0, 0);
	self.x = 50;
	self.y = 150;
	self.gold = storage.gold || 0;
	self.update = function () {
		self.setText('Gold: ' + self.gold);
	};
});
// Create a new class for the wave text
var WaveText = Text2.expand(function () {
	var self = Text2.call(this, 'Wave: 0', {
		size: 100,
		fill: 0xFFFFFF
	});
	self.anchor.set(0, 0);
	self.x = 50;
	self.y = 50;
	self.wave = storage.wave || 0;
	self.update = function () {
		self.setText('Wave: ' + self.wave);
	};
});

/**** 
* Initialize Game
****/ 
// Spawn the cube asset from the cubestart asset every 60 game ticks
//<Assets used in the game will automatically appear here>
var game = new LK.Game({
	backgroundColor: 0x008000 //Init game with green background
});

/**** 
* Game Code
****/ 
// Add slime asset to the game screen, make it 2x bigger and move it to the left
// Spawn the cube asset from the cubestart asset every 60 game ticks
//<Assets used in the game will automatically appear here>
var slime = game.addChild(LK.getAsset('Slime', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 200,
	y: 1350,
	// Adjusted y position to move the slime down a little
	scaleX: 2,
	scaleY: 2
}));
// Add menu asset to the game screen
var menu = game.addChild(LK.getAsset('Menu', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 2766,
	scaleX: 25,
	scaleY: 25
}));
// Add rate asset to the game screen and make it bigger
var rate = game.addChild(LK.getAsset('Rate', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 250,
	// Moved a little to the right
	y: 1816,
	// Moved a little down
	scaleX: 4,
	scaleY: 4
}));
// Add text to the rate asset
var rateText = new Text2('Rate 1s', {
	size: 100,
	fill: 0xFFFFFF
});
rateText.anchor.set(0.5, 0.5);
rateText.x = rate.x;
rateText.y = rate.y;
game.addChild(rateText);
// Add cubestart asset to the game screen
var cubestart = game.addChild(LK.getAsset('Cubesstart', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1800,
	// Moved to the right by a lot
	y: 1366,
	scaleX: 2,
	scaleY: 2
}));
// Add the wave text to the game screen
var waveText = game.addChild(new WaveText());
// Add the gold text to the game screen
var goldText = game.addChild(new GoldText());
game.update = function () {
	// Spawn the cube asset from the cubestart asset every 60 game ticks
	if (LK.ticks % 60 == 0) {
		var newCube = new Cube();
		newCube.x = cubestart.x;
		newCube.y = cubestart.y;
		game.addChild(newCube);
	}
	// Update the wave text every 600 game ticks
	if (LK.ticks % 600 == 0) {
		waveText.wave++;
		goldText.gold += 10;
		storage.wave = waveText.wave;
		storage.gold = goldText.gold;
	}
	// Make the slime asset shoot out the shoot asset to the right once every second
	if (LK.ticks % 60 == 0) {
		var newShoot = new Shoot();
		newShoot.x = slime.x;
		newShoot.y = slime.y;
		newShoot.update = function () {
			// Move the shoot to the right at a constant speed
			this.x += this.speed;
		};
		game.addChild(newShoot);
	}
	// Check for collisions between Cube and Shoot objects
	for (var i = 0; i < game.children.length; i++) {
		var obj1 = game.children[i];
		if (obj1 instanceof Cube) {
			for (var j = 0; j < game.children.length; j++) {
				var obj2 = game.children[j];
				if (obj2 instanceof Shoot && obj1.intersects(obj2)) {
					// Destroy both objects on collision
					obj1.destroy();
					obj2.destroy();
					break;
				}
			}
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -1,8 +1,9 @@
 /**** 
 * Plugins
 ****/ 
 var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
 
 /**** 
 * Classes
 ****/ 
@@ -66,9 +67,9 @@
 	});
 	self.anchor.set(0, 0);
 	self.x = 50;
 	self.y = 150;
-	self.gold = 0;
+	self.gold = storage.gold || 0;
 	self.update = function () {
 		self.setText('Gold: ' + self.gold);
 	};
 });
@@ -80,9 +81,9 @@
 	});
 	self.anchor.set(0, 0);
 	self.x = 50;
 	self.y = 50;
-	self.wave = 0;
+	self.wave = storage.wave || 0;
 	self.update = function () {
 		self.setText('Wave: ' + self.wave);
 	};
 });
@@ -165,8 +166,10 @@
 	// Update the wave text every 600 game ticks
 	if (LK.ticks % 600 == 0) {
 		waveText.wave++;
 		goldText.gold += 10;
+		storage.wave = waveText.wave;
+		storage.gold = goldText.gold;
 	}
 	// Make the slime asset shoot out the shoot asset to the right once every second
 	if (LK.ticks % 60 == 0) {
 		var newShoot = new Shoot();