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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.damage = 25;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Remove if off screen
		if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
			self.removeBullet();
		}
	};
	self.removeBullet = function () {
		for (var i = bullets.length - 1; i >= 0; i--) {
			if (bullets[i] === self) {
				bullets.splice(i, 1);
				break;
			}
		}
		self.destroy();
	};
	return self;
});
var Chest = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('chest', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.opened = false;
	self.open = function () {
		if (self.opened) return;
		self.opened = true;
		graphics.tint = 0x8B4513; // Darken to show it's opened
		LK.getSound('chestOpen').play();
		// Spawn weapon
		var weapon = new Weapon();
		weapon.x = self.x;
		weapon.y = self.y - 50;
		weapons.push(weapon);
		game.addChild(weapon);
	};
	return self;
});
var Enemy = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'skeleton';
	var assetName = self.type;
	var graphics = self.attachAsset(assetName, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set properties based on enemy type
	switch (self.type) {
		case 'skeleton':
			self.health = 30;
			self.speed = 1.5;
			self.damage = 15;
			break;
		case 'zombie':
			self.health = 50;
			self.speed = 1;
			self.damage = 20;
			break;
		case 'spider':
			self.health = 20;
			self.speed = 2.5;
			self.damage = 10;
			break;
	}
	self.maxHealth = self.health;
	self.lastAttack = 0;
	self.attackRate = 60; // frames between attacks
	self.takeDamage = function (damage) {
		self.health -= damage;
		// Flash white when taking damage
		tween(graphics, {
			tint: 0xFFFFFF
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(graphics, {
					tint: 0xFFFFFF
				}, {
					duration: 100
				});
			}
		});
		if (self.health <= 0) {
			self.die();
		}
	};
	self.die = function () {
		LK.getSound('enemyDeath').play();
		enemiesKilled++;
		// Remove from enemies array
		for (var i = enemies.length - 1; i >= 0; i--) {
			if (enemies[i] === self) {
				enemies.splice(i, 1);
				break;
			}
		}
		self.destroy();
	};
	self.moveTowardsPlayer = function () {
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
		}
	};
	self.canAttack = function () {
		return LK.ticks - self.lastAttack >= self.attackRate;
	};
	self.attackPlayer = function () {
		if (self.canAttack()) {
			player.takeDamage(self.damage);
			self.lastAttack = LK.ticks;
		}
	};
	self.update = function () {
		self.moveTowardsPlayer();
		// Check if close enough to attack player
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 60) {
			self.attackPlayer();
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var body = self.attachAsset('playerBody', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var head = self.attachAsset('playerHead', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: -40
	});
	var graphics = body; // Keep reference for damage effects
	self.health = 100;
	self.maxHealth = 100;
	self.speed = 4;
	self.weapon = 'basic';
	self.fireRate = 15; // frames between shots
	self.lastShot = 0;
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.health = 0;
			LK.showGameOver();
		}
		// Flash red when taking damage
		tween(graphics, {
			tint: 0xFF0000
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(graphics, {
					tint: 0xFFFFFF
				}, {
					duration: 200
				});
			}
		});
	};
	self.moveTowards = function (targetX, targetY) {
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 10) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Keep player within room bounds
			self.x = Math.max(128, Math.min(2048 - 128, self.x));
			self.y = Math.max(200, Math.min(2400, self.y));
		}
	};
	self.canShoot = function () {
		return LK.ticks - self.lastShot >= self.fireRate;
	};
	self.shoot = function (targetX, targetY) {
		if (!self.canShoot()) return;
		var bullet = new Bullet();
		bullet.x = self.x;
		bullet.y = self.y;
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		bullet.velocityX = dx / distance * 8;
		bullet.velocityY = dy / distance * 8;
		bullets.push(bullet);
		game.addChild(bullet);
		self.lastShot = LK.ticks;
		LK.getSound('shoot').play();
	};
	return self;
});
var Weapon = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('weapon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.weaponType = 'rifle';
	self.pickup = function () {
		player.weapon = self.weaponType;
		player.fireRate = Math.max(5, player.fireRate - 3); // Faster firing
		LK.getSound('weaponPickup').play();
		// Remove from weapons array
		for (var i = weapons.length - 1; i >= 0; i--) {
			if (weapons[i] === self) {
				weapons.splice(i, 1);
				break;
			}
		}
		self.destroy();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a1a
});

/**** 
* Game Code
****/ 
// Game variables
var player;
var enemies = [];
var bullets = [];
var weapons = [];
var chest;
var currentRoom = 1;
var enemiesKilled = 0;
var totalEnemiesInRoom = 0;
var roomCleared = false;
var targetX = 1024;
var targetY = 1366;
// UI elements
var scoreText = new Text2('Room: 1', {
	size: 60,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
var healthText = new Text2('Health: 100', {
	size: 50,
	fill: 0x00FF00
});
healthText.anchor.set(0, 0);
healthText.x = 20;
healthText.y = 20;
LK.gui.topLeft.addChild(healthText);
// Create floor tiles
function createRoom() {
	// Clear existing room elements
	roomCleared = false;
	enemiesKilled = 0;
	// Create floor
	for (var x = 0; x < 32; x++) {
		for (var y = 3; y < 38; y++) {
			var floor = game.addChild(LK.getAsset('floor', {
				x: x * 64,
				y: y * 64
			}));
		}
	}
	// Create walls around the room
	for (var x = 0; x < 32; x++) {
		// Top wall
		var topWall = game.addChild(LK.getAsset('wall', {
			x: x * 64,
			y: 2 * 64
		}));
		// Bottom wall
		var bottomWall = game.addChild(LK.getAsset('wall', {
			x: x * 64,
			y: 38 * 64
		}));
	}
	for (var y = 2; y < 39; y++) {
		// Left wall
		var leftWall = game.addChild(LK.getAsset('wall', {
			x: 0,
			y: y * 64
		}));
		// Right wall
		var rightWall = game.addChild(LK.getAsset('wall', {
			x: 31 * 64,
			y: y * 64
		}));
	}
}
function spawnEnemies() {
	var enemyTypes = ['skeleton', 'zombie', 'spider'];
	var numEnemies = Math.min(3 + currentRoom, 8);
	totalEnemiesInRoom = numEnemies;
	for (var i = 0; i < numEnemies; i++) {
		var enemyType = enemyTypes[Math.floor(Math.random() * enemyTypes.length)];
		var enemy = new Enemy(enemyType);
		// Random position in room, avoiding walls
		enemy.x = 200 + Math.random() * (2048 - 400);
		enemy.y = 300 + Math.random() * (2200 - 400);
		enemies.push(enemy);
		game.addChild(enemy);
	}
}
function spawnChest() {
	chest = new Chest();
	chest.x = 1024;
	chest.y = 1366;
	game.addChild(chest);
}
function nextRoom() {
	currentRoom++;
	if (currentRoom > 10) {
		// Player has completed all 10 rooms - show victory
		LK.showYouWin();
		return;
	}
	scoreText.setText('Room: ' + currentRoom);
	// Clear current enemies and bullets
	for (var i = enemies.length - 1; i >= 0; i--) {
		enemies[i].destroy();
	}
	enemies = [];
	for (var i = bullets.length - 1; i >= 0; i--) {
		bullets[i].destroy();
	}
	bullets = [];
	// Remove chest if exists
	if (chest) {
		chest.destroy();
		chest = null;
	}
	// Spawn new enemies
	spawnEnemies();
}
// Initialize first room
createRoom();
// Create player
player = new Player();
player.x = 1024;
player.y = 2000;
game.addChild(player);
// Spawn initial enemies
spawnEnemies();
// Touch controls
game.down = function (x, y, obj) {
	targetX = x;
	targetY = y;
};
game.move = function (x, y, obj) {
	targetX = x;
	targetY = y;
};
game.up = function (x, y, obj) {
	// Shoot towards touch point
	player.shoot(x, y);
};
// Main game loop
game.update = function () {
	// Update health display
	healthText.setText('Health: ' + player.health);
	healthText.fill = player.health > 50 ? "#00ff00" : player.health > 25 ? "#ffff00" : "#ff0000";
	// Move player towards target
	player.moveTowards(targetX, targetY);
	// Check bullet collisions with enemies
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		var hitEnemy = false;
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (bullet.intersects(enemy)) {
				enemy.takeDamage(bullet.damage);
				bullet.removeBullet();
				hitEnemy = true;
				break;
			}
		}
	}
	// Check if room is cleared
	if (enemies.length === 0 && totalEnemiesInRoom > 0 && !roomCleared) {
		roomCleared = true;
		spawnChest();
	}
	// Check chest interaction
	if (chest && !chest.opened && player.intersects(chest)) {
		chest.open();
	}
	// Check weapon pickup
	for (var i = weapons.length - 1; i >= 0; i--) {
		var weapon = weapons[i];
		if (player.intersects(weapon)) {
			weapon.pickup();
		}
	}
	// Auto advance to next room after chest is opened and weapon picked up
	if (roomCleared && chest && chest.opened && weapons.length === 0) {
		if (LK.ticks % 180 === 0) {
			// Wait 3 seconds
			nextRoom();
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -337,8 +337,13 @@
 	game.addChild(chest);
 }
 function nextRoom() {
 	currentRoom++;
+	if (currentRoom > 10) {
+		// Player has completed all 10 rooms - show victory
+		LK.showYouWin();
+		return;
+	}
 	scoreText.setText('Room: ' + currentRoom);
 	// Clear current enemies and bullets
 	for (var i = enemies.length - 1; i >= 0; i--) {
 		enemies[i].destroy();