/**** 
* Classes
****/ 
// Boss class for the final boss fight
var Boss = Container.expand(function () {
	var self = Container.call(this);
	var bossGraphics = self.attachAsset('Colamon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.defeated = false;
	self.bullets = [];
	self.update = function () {
		// Make the boss move towards the player
		var dx = hero.x - self.x;
		var dy = hero.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance;
			self.y += dy / distance;
		}
		// Make the boss shoot a bullet towards the player every 60 ticks
		if (LK.ticks % 60 == 0) {
			var bullet = new ColaBullet();
			bullet.x = self.x;
			bullet.y = self.y;
			// Calculate the direction vector from the boss to the player
			var dx = hero.x - self.x;
			var dy = hero.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Normalize the direction vector
			bullet.directionX = dx / distance;
			bullet.directionY = dy / distance;
			self.bullets.push(bullet);
			game.addChild(bullet);
		}
	};
});
// ColaBullet class for the bullets that the boss shoots
var ColaBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.directionX = 0;
	self.directionY = 0;
	self.update = function () {
		// Move the bullet according to its direction vector
		self.x += self.directionX * self.speed;
		self.y += self.directionY * self.speed;
	};
});
// Hero class for the main character
var Hero = Container.expand(function () {
	var self = Container.call(this);
	var heroGraphics = self.attachAsset('hero', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function (x, y, obj) {
		self.x = x;
		self.y = y;
		// Detect double-tap to shoot a bullet
		if (obj && obj.event && obj.event.detail === 2) {
			// Assuming detail 2 indicates a double-tap
			var bullet = new PlayerBullet();
			bullet.x = self.x;
			bullet.y = self.y;
			// Calculate the direction vector from the player to the boss
			var dx = boss.x - self.x;
			var dy = boss.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Normalize the direction vector
			bullet.directionX = dx / distance;
			bullet.directionY = dy / distance;
			game.addChild(bullet);
		}
	};
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Ingredient class for collecting items
var Ingredient = Container.expand(function () {
	var self = Container.call(this);
	var ingredientGraphics = self.attachAsset('ingredient', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.collected = false;
	self.update = function () {
		if (!self.collected && self.intersects(hero)) {
			self.collected = true;
			self.visible = false;
			collectedIngredients++;
			updateScore();
		}
	};
});
// PlayerBullet class for the bullets that the player shoots
var PlayerBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 7;
	self.directionX = 0;
	self.directionY = 0;
	self.update = function () {
		// Move the bullet according to its direction vector
		self.x += self.directionX * self.speed;
		self.y += self.directionY * self.speed;
	};
});
// Puzzle class for solving puzzles
var Puzzle = Container.expand(function () {
	var self = Container.call(this);
	var puzzleGraphics = self.attachAsset('puzzle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.solved = false;
	self.update = function () {
		if (!self.solved && self.intersects(hero)) {
			self.solved = true;
			self.visible = false;
			solvedPuzzles++;
			updateScore();
		}
	};
});

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

/**** 
* Game Code
****/ 
var forestBackground = game.addChild(LK.getAsset('forest', {
	anchorX: 0,
	anchorY: 0
}));
forestBackground.x = 0;
forestBackground.y = 0;
// Initialize variables
var collectedIngredients = 0;
var solvedPuzzles = 0;
var totalIngredients = 5;
var totalPuzzles = 3;
var boss = null;
// Create hero
var hero = game.addChild(new Hero());
hero.x = 1024;
hero.y = 1366;
// Create ingredients
var ingredients = [];
for (var i = 0; i < totalIngredients; i++) {
	var ingredient = new Ingredient();
	ingredient.x = Math.random() * 2048;
	ingredient.y = Math.random() * 2732;
	ingredients.push(ingredient);
	game.addChild(ingredient);
}
// Create puzzles
var puzzles = [];
for (var i = 0; i < totalPuzzles; i++) {
	var puzzle = new Puzzle();
	puzzle.x = Math.random() * 2048;
	puzzle.y = Math.random() * 2732;
	puzzles.push(puzzle);
	game.addChild(puzzle);
}
// Update score display
var scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
function updateScore() {
	scoreTxt.setText('Score: ' + (collectedIngredients + solvedPuzzles));
	if (collectedIngredients === totalIngredients && solvedPuzzles === totalPuzzles) {
		// Create boss
		boss = new Boss();
		boss.x = 1024;
		boss.y = 1366;
		game.addChild(boss);
	}
}
// Handle game updates
game.update = function () {
	ingredients.forEach(function (ingredient) {
		ingredient.update();
	});
	puzzles.forEach(function (puzzle) {
		puzzle.update();
	});
	// Update boss
	if (boss) {
		boss.update();
		if (boss.intersects(hero)) {
			LK.showGameOver();
		}
		// Update the boss's bullets
		boss.bullets.forEach(function (bullet) {
			bullet.update();
			// Check if bullet intersects with hero
			if (bullet.intersects(hero)) {
				LK.showGameOver();
			}
		});
	}
	// Update player bullets
	game.children.forEach(function (child) {
		if (child instanceof PlayerBullet) {
			child.update();
			// Check if bullet intersects with boss
			if (boss && child.intersects(boss)) {
				boss.defeated = true;
				child.destroy();
				LK.showYouWin();
			}
		}
	});
};
// Handle hero movement
game.move = function (x, y, obj) {
	hero.move(x, y, obj);
};

===================================================================
--- original.js
+++ change.js
@@ -62,9 +62,9 @@
 	self.move = function (x, y, obj) {
 		self.x = x;
 		self.y = y;
 		// Detect double-tap to shoot a bullet
-		if (obj.event.detail === 2) {
+		if (obj && obj.event && obj.event.detail === 2) {
 			// Assuming detail 2 indicates a double-tap
 			var bullet = new PlayerBullet();
 			bullet.x = self.x;
 			bullet.y = self.y;