/**** 
* Classes
****/
// No assets are defined as this is a blank game
var Hero = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('hero', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.direction = {
		x: 0,
		y: 0
	};
	self.checkCollision = function (trees) {
		for (var i = 0; i < trees.length; i++) {
			if (self.intersects(trees[i])) {
				return true;
			}
		}
		return false;
	};
});
var Tree = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('tree', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isAlive = true;
	self.destroyedByBullet = function () {
		self.isAlive = false;
		self.destroy();
	};
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.direction = {
		x: 0,
		y: 0
	};
	self.move = function (trees) {
		self.x += self.direction.x * self.speed;
		self.y += self.direction.y * self.speed;
		for (var i = 0; i < trees.length; i++) {
			if (self.intersects(trees[i])) {
				self.destroy();
				return true;
			}
		}
		for (var j = 0; j < monsters.length; j++) {
			if (self.intersects(monsters[j]) && monsters[j].isAlive) {
				monsters[j].destroyedByBullet();
				self.destroy();
				return true;
			}
		}
		return false;
	};
});

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

/**** 
* Game Code
****/
var hero = game.addChild(new Hero());
hero.x = 2048 / 2;
hero.y = 2732 / 2;
// Create a text box to display hero's speed and direction
var heroInfo = new Text2('text', {
	size: 30,
	fill: '#ffffff'
});
LK.gui.top.addChild(heroInfo);
heroInfo.anchor.set(0.5, 0);
heroInfo.x = 2048 / 2;
var dragNode = null;
var trees = [];
function handleMove(obj) {
	var event = obj.event;
	var pos = event.getLocalPosition(game);
	if (dragNode) {
		var oldX = dragNode.x;
		var oldY = dragNode.y;
		if (dragNode === hero) {
			var targetX = pos.x;
			var targetY = pos.y;
			var distance = Math.sqrt(Math.pow(targetX - hero.x, 2) + Math.pow(targetY - hero.y, 2));
			hero.direction.x = (targetX - hero.x) / distance;
			hero.direction.y = (targetY - hero.y) / distance;
			var nextX = hero.x + hero.direction.x * hero.speed;
			var nextY = hero.y + hero.direction.y * hero.speed;
			if (!hero.checkCollision(trees)) {
				hero.x = nextX;
				hero.y = nextY;
			} else {
				hero.direction.x = 0;
				hero.direction.y = 0;
			}
		}
	}
}
game.on('move', handleMove);
game.on('down', function (obj) {
	dragNode = hero;
	handleMove(obj);
});
// Update the text box every game tick
LK.on('tick', function () {
	heroInfo.setText('Speed: ' + hero.speed + ', Direction: (' + hero.direction.x.toFixed(2) + ', ' + hero.direction.y.toFixed(2) + ')');
	for (var i = 0; i < trees.length; i++) {
		if (hero.intersects(trees[i])) {
			// Move hero away from the tree
			hero.x -= hero.direction.x * hero.speed;
			hero.y -= hero.direction.y * hero.speed;
			// Reset hero's direction to prevent further collision
			hero.direction.x = 0;
			hero.direction.y = 0;
			break; // Only handle one collision per tick
		}
	}
});
game.on('up', function (obj) {
	dragNode = null;
});
var bullets = [];
game.on('rightdown', function (obj) {
	var event = obj.event;
	var pos = event.getLocalPosition(game);
	var bullet = game.addChild(new Bullet());
	bullet.x = hero.x;
	bullet.y = hero.y;
	var targetX = pos.x;
	var targetY = pos.y;
	var distance = Math.sqrt(Math.pow(targetX - hero.x, 2) + Math.pow(targetY - hero.y, 2));
	bullet.direction = {
		x: (targetX - hero.x) / distance,
		y: (targetY - hero.y) / distance
	};
	bullet.speed = 10;
	bullets.push(bullet);
});
LK.on('tick', function () {
	for (var i = bullets.length - 1; i >= 0; i--) {
		if (bullets[i].move(trees)) {
			bullets.splice(i, 1);
		}
	}
});
// Add trees
for (var i = 0; i < 10; i++) {
	var tree = game.addChild(new Tree());
	tree.x = Math.random() * 2048;
	tree.y = Math.random() * 2732;
	trees.push(tree);
}
var monsters = [];
for (var i = 0; i < 5; i++) {
	var monster = game.addChild(new Monster());
	monster.x = Math.random() * 2048;
	monster.y = Math.random() * 2732;
	monsters.push(monster);
}

===================================================================
--- original.js
+++ change.js
@@ -28,8 +28,20 @@
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
 });
+var Monster = Container.expand(function () {
+	var self = Container.call(this);
+	self.attachAsset('monster', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.isAlive = true;
+	self.destroyedByBullet = function () {
+		self.isAlive = false;
+		self.destroy();
+	};
+});
 var Bullet = Container.expand(function () {
 	var self = Container.call(this);
 	self.attachAsset('bullet', {
 		anchorX: 0.5,
@@ -43,15 +55,20 @@
 	self.move = function (trees) {
 		self.x += self.direction.x * self.speed;
 		self.y += self.direction.y * self.speed;
 		for (var i = 0; i < trees.length; i++) {
-			var treeBounds = trees[i].getBounds();
-			var bulletBounds = self.getBounds();
-			if (bulletBounds.x < treeBounds.x + treeBounds.width && bulletBounds.x + bulletBounds.width > treeBounds.x && bulletBounds.y < treeBounds.y + treeBounds.height && bulletBounds.y + bulletBounds.height > treeBounds.y) {
+			if (self.intersects(trees[i])) {
 				self.destroy();
 				return true;
 			}
 		}
+		for (var j = 0; j < monsters.length; j++) {
+			if (self.intersects(monsters[j]) && monsters[j].isAlive) {
+				monsters[j].destroyedByBullet();
+				self.destroy();
+				return true;
+			}
+		}
 		return false;
 	};
 });
 
@@ -154,5 +171,12 @@
 	var tree = game.addChild(new Tree());
 	tree.x = Math.random() * 2048;
 	tree.y = Math.random() * 2732;
 	trees.push(tree);
+}
+var monsters = [];
+for (var i = 0; i < 5; i++) {
+	var monster = game.addChild(new Monster());
+	monster.x = Math.random() * 2048;
+	monster.y = Math.random() * 2732;
+	monsters.push(monster);
 }
\ No newline at end of file