/**** 
* Classes
****/
// Hero class
var Hero = Container.expand(function () {
	var self = Container.call(this);
	var heroGraphics = self.createAsset('hero', 'Hero character', 0.5, 0.5);
	self.bulletLimit = 5; // Initialize bullet limit
	self.update = function () {
		// Hero update logic
	};
	self.shoot = function () {
		if (this.bulletLimit > 0) {
			var bullet = new Bullet();
			bullet.x = this.x;
			bullet.y = this.y - this.height / 2;
			heroBullets.push(bullet);
			game.addChild(bullet);
			// this.bulletLimit--;
			bulletCountTxt.setText('Bullets: ' + this.bulletLimit); // Update bullet count display
		} // Shoot only if bullets are available and decrement bullet limit
	};
});
// Bullet class
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.createAsset('purpleBullet', 'Purple Bullet', 0.5, 0.5);
	self.speed = -10;
	self.move = function () {
		self.y += self.speed;
	};
});
// Enemy class
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.createAsset('enemy', 'Enemy character', 0.5, 0.5);
	self.speed = 2;
	self.move = function () {
		self.y += self.speed;
	};
});

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

/**** 
* Game Code
****/
// Initialize important asset arrays
var heroBullets = [];
var enemies = [];
// Create hero
var hero = game.addChild(new Hero());
hero.x = game.width / 2;
hero.y = game.height - 100;
// Create score display
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create bullet count display
var bulletCountTxt = new Text2('Bullets: 5', {
	size: 100,
	fill: "#ffffff"
});
bulletCountTxt.anchor.set(0.5, 0);
bulletCountTxt.y = scoreTxt.height + 20; // Position below the score display
LK.gui.top.addChild(bulletCountTxt);
// Handle hero dragging
var dragNode = null;
game.on('down', function (obj) {
	dragNode = hero;
});
game.on('move', function (obj) {
	if (dragNode) {
		var pos = obj.event.getLocalPosition(game);
		dragNode.x = pos.x;
	}
});
game.on('up', function (obj) {
	dragNode = null;
});
// Game tick event
LK.on('tick', function () {
	// Update hero
	hero.update();
	// Move and check bullets
	for (var i = heroBullets.length - 1; i >= 0; i--) {
		var bullet = heroBullets[i];
		bullet.move();
		// Check for bullet collision with enemies
		for (var j = enemies.length - 1; j >= 0; j--) {
			if (bullet.intersects(enemies[j])) {
				// Update score
				LK.setScore(LK.getScore() + 1);
				scoreTxt.setText(LK.getScore());
				// Increment hero's bullet limit
				hero.bulletLimit++;
				bulletCountTxt.setText('Bullets: ' + hero.bulletLimit); // Update bullet count display
				// Destroy enemy and bullet
				enemies[j].destroy();
				enemies.splice(j, 1);
				bullet.destroy();
				heroBullets.splice(i, 1);
				break;
			}
		}
		// Remove off-screen bullets
		if (bullet.y < -50) {
			bullet.destroy();
			heroBullets.splice(i, 1);
		}
	}
	// Move enemies
	for (var k = enemies.length - 1; k >= 0; k--) {
		enemies[k].move();
		// Check for enemy collision with hero
		if (enemies[k].intersects(hero)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			return;
		}
	}
	// Spawn enemies
	if (LK.ticks % 120 == 0) {
		var enemy = new Enemy();
		enemy.x = Math.random() * (game.width - enemy.width) + enemy.width / 2;
		enemy.y = -enemy.height;
		enemies.push(enemy);
		game.addChild(enemy);
	}
	// Hero shoots bullets
	if (LK.ticks % 30 == 0) {
		var bullet = new Bullet();
		bullet.x = hero.x;
		bullet.y = hero.y - hero.height / 2;
		heroBullets.push(bullet);
		game.addChild(bullet);
	}
});

===================================================================
--- original.js
+++ change.js
@@ -23,9 +23,9 @@
 });
 // Bullet class
 var Bullet = Container.expand(function () {
 	var self = Container.call(this);
-	var bulletGraphics = self.createAsset('bullet', 'Hero Bullet', 0.5, 0.5);
+	var bulletGraphics = self.createAsset('purpleBullet', 'Purple Bullet', 0.5, 0.5);
 	self.speed = -10;
 	self.move = function () {
 		self.y += self.speed;
 	};