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

/**** 
* Classes
****/ 
var Boss = Container.expand(function () {
	var self = Container.call(this);
	var bossGraphics = self.attachAsset('boss', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.maxHealth = 10000;
	self.health = 10000;
	self.attackCooldown = 0;
	self.attackInterval = 180; // 3 seconds at 60fps
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health < 0) self.health = 0;
		// Flash red when taking damage
		tween(bossGraphics, {
			tint: 0xff8888
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(bossGraphics, {
					tint: 0xffffff
				}, {
					duration: 100
				});
			}
		});
	};
	self.attack = function () {
		return {
			x: self.x,
			y: self.y + 100,
			damage: 25
		};
	};
	self.update = function () {
		self.attackCooldown++;
		if (self.attackCooldown >= self.attackInterval) {
			self.attackCooldown = 0;
			return true; // Signal to create attack
		}
		return false;
	};
	return self;
});
var BossAttack = Container.expand(function () {
	var self = Container.call(this);
	var attackGraphics = self.attachAsset('bossAttack', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 4;
	self.damage = 25;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
// Game variables
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.maxHealth = 100;
	self.health = 100;
	self.attackDamage = 100;
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health < 0) self.health = 0;
		// Flash red when taking damage
		tween(playerGraphics, {
			tint: 0xff8888
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(playerGraphics, {
					tint: 0xffffff
				}, {
					duration: 100
				});
			}
		});
	};
	self.attack = function () {
		return {
			x: self.x,
			y: self.y - 50,
			damage: self.attackDamage
		};
	};
	return self;
});
var PlayerAttack = Container.expand(function () {
	var self = Container.call(this);
	var attackGraphics = self.attachAsset('playerAttack', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -8;
	self.damage = 100;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});

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

/**** 
* Game Code
****/ 
// Sounds
// Attack effects
// Attack button
// Player assets
// Boss assets
// Game variables
var boss;
var player;
var playerAttacks = [];
var bossAttacks = [];
var dragNode = null;
// Health bars
var bossHealthBarBg, bossHealthBar;
var playerHealthBarBg, playerHealthBar;
// Health text
var bossHealthText, playerHealthText;
// Initialize boss
boss = game.addChild(new Boss());
boss.x = 1024;
boss.y = 400;
// Initialize player
player = game.addChild(new Player());
player.x = 1024;
player.y = 2200;
// Create boss health bar
bossHealthBarBg = game.addChild(LK.getAsset('bossHealthBarBg', {
	anchorX: 0.5,
	anchorY: 0.5
}));
bossHealthBarBg.x = 1024;
bossHealthBarBg.y = 200;
bossHealthBar = game.addChild(LK.getAsset('bossHealthBar', {
	anchorX: 0.5,
	anchorY: 0.5
}));
bossHealthBar.x = 1024;
bossHealthBar.y = 200;
// Create player health bar
playerHealthBarBg = game.addChild(LK.getAsset('playerHealthBarBg', {
	anchorX: 0.5,
	anchorY: 0.5
}));
playerHealthBarBg.x = 1024;
playerHealthBarBg.y = 2500;
playerHealthBar = game.addChild(LK.getAsset('playerHealthBar', {
	anchorX: 0.5,
	anchorY: 0.5
}));
playerHealthBar.x = 1024;
playerHealthBar.y = 2500;
// Create health text
bossHealthText = new Text2('10000/10000', {
	size: 40,
	fill: 0xFFFFFF
});
bossHealthText.anchor.set(0.5, 0.5);
bossHealthText.x = 1024;
bossHealthText.y = 160;
game.addChild(bossHealthText);
playerHealthText = new Text2('100/100', {
	size: 30,
	fill: 0xFFFFFF
});
playerHealthText.anchor.set(0.5, 0.5);
playerHealthText.x = 1024;
playerHealthText.y = 2540;
game.addChild(playerHealthText);
// Player movement
game.move = function (x, y, obj) {
	if (dragNode) {
		dragNode.x = x;
		dragNode.y = y;
		// Keep player within bounds
		if (dragNode.x < 50) dragNode.x = 50;
		if (dragNode.x > 1998) dragNode.x = 1998;
		if (dragNode.y < 800) dragNode.y = 800;
		if (dragNode.y > 2600) dragNode.y = 2600;
	}
};
game.down = function (x, y, obj) {
	dragNode = player;
	game.move(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Main game update loop
game.update = function () {
	// Update player attacks
	for (var i = playerAttacks.length - 1; i >= 0; i--) {
		var attack = playerAttacks[i];
		// Check if attack hit boss
		if (attack.intersects(boss)) {
			boss.takeDamage(attack.damage);
			LK.getSound('hitSound').play();
			attack.destroy();
			playerAttacks.splice(i, 1);
			continue;
		}
		// Remove if off screen
		if (attack.y < -50) {
			attack.destroy();
			playerAttacks.splice(i, 1);
		}
	}
	// Update boss attacks
	for (var j = bossAttacks.length - 1; j >= 0; j--) {
		var bossAttack = bossAttacks[j];
		// Check if attack hit player
		if (bossAttack.intersects(player)) {
			player.takeDamage(bossAttack.damage);
			LK.getSound('hitSound').play();
			bossAttack.destroy();
			bossAttacks.splice(j, 1);
			continue;
		}
		// Remove if off screen
		if (bossAttack.y > 2780) {
			bossAttack.destroy();
			bossAttacks.splice(j, 1);
		}
	}
	// Boss attack logic
	if (boss.update()) {
		var attackData = boss.attack();
		var newBossAttack = new BossAttack();
		newBossAttack.x = attackData.x;
		newBossAttack.y = attackData.y;
		bossAttacks.push(newBossAttack);
		game.addChild(newBossAttack);
		LK.getSound('bossAttackSound').play();
	}
	// Update health bars
	var bossHealthPercent = boss.health / boss.maxHealth;
	bossHealthBar.scaleX = bossHealthPercent;
	var playerHealthPercent = player.health / player.maxHealth;
	playerHealthBar.scaleX = playerHealthPercent;
	// Update health text
	bossHealthText.setText(boss.health + '/' + boss.maxHealth);
	playerHealthText.setText(player.health + '/' + player.maxHealth);
	// Check win condition
	if (boss.health <= 0) {
		LK.showYouWin();
	}
	// Check lose condition
	if (player.health <= 0) {
		LK.showGameOver();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -122,19 +122,18 @@
 
 /**** 
 * Game Code
 ****/ 
-// Game variables
-// Boss assets
-// Player assets
-// Attack button
-// Attack effects
 // Sounds
+// Attack effects
+// Attack button
+// Player assets
+// Boss assets
+// Game variables
 var boss;
 var player;
 var playerAttacks = [];
 var bossAttacks = [];
-var attackButton;
 var dragNode = null;
 // Health bars
 var bossHealthBarBg, bossHealthBar;
 var playerHealthBarBg, playerHealthBar;
@@ -190,45 +189,8 @@
 playerHealthText.anchor.set(0.5, 0.5);
 playerHealthText.x = 1024;
 playerHealthText.y = 2540;
 game.addChild(playerHealthText);
-// Create attack button
-attackButton = LK.gui.bottom.addChild(LK.getAsset('attackButton', {
-	anchorX: 0.5,
-	anchorY: 1.0
-}));
-var attackButtonText = new Text2('ATTACK', {
-	size: 24,
-	fill: 0xFFFFFF
-});
-attackButtonText.anchor.set(0.5, 0.5);
-attackButton.addChild(attackButtonText);
-// Attack button functionality
-attackButton.down = function (x, y, obj) {
-	// Create player attack
-	var newAttack = new PlayerAttack();
-	newAttack.x = player.x;
-	newAttack.y = player.y;
-	playerAttacks.push(newAttack);
-	game.addChild(newAttack);
-	// Play attack sound
-	LK.getSound('playerAttackSound').play();
-	// Button press effect
-	tween(attackButton, {
-		scaleX: 0.9,
-		scaleY: 0.9
-	}, {
-		duration: 100,
-		onFinish: function onFinish() {
-			tween(attackButton, {
-				scaleX: 1.0,
-				scaleY: 1.0
-			}, {
-				duration: 100
-			});
-		}
-	});
-};
 // Player movement
 game.move = function (x, y, obj) {
 	if (dragNode) {
 		dragNode.x = x;