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

/**** 
* Classes
****/ 
var BombPowerUp = Container.expand(function () {
	var self = Container.call(this);
	// Define methods on self first
	self.update = function () {
		if (self.collected) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < self.magnetRadius) {
			// Magnet range for bomb
			// Move towards player
			self.x += dx / distance * self.magnetSpeed;
			self.y += dy / distance * self.magnetSpeed;
			if (distance < self.collectionDistance) {
				// Collection distance
				self.collect();
			}
		}
	};
	self.collect = function () {
		if (self.collected) return;
		self.collected = true;
		// Bomb explosion effect
		LK.effects.flashObject(self, 0xFF8C00, 300); // Flash orange for explosion
		// Consider adding an explosion sound if available:
		// LK.getSound('explosionSound').play();
		for (var i = monsters.length - 1; i >= 0; i--) {
			var monster = monsters[i];
			// Check if monster is valid and has position properties before calculating distance
			if (monster && typeof monster.x === 'number' && typeof monster.y === 'number') {
				// Calculate distance from the player to the monster for the explosion effect
				var distToMonster = Math.sqrt(Math.pow(player.x - monster.x, 2) + Math.pow(player.y - monster.y, 2));
				if (distToMonster <= BOMB_EXPLOSION_RADIUS) {
					// Check if monster has takeDamage method
					if (typeof monster.takeDamage === 'function') {
						monster.takeDamage(BOMB_DAMAGE);
					}
				}
			}
		}
		var index = powerUpsArray.indexOf(self);
		if (index > -1) {
			powerUpsArray.splice(index, 1);
		}
		self.destroy();
	};
	// Properties and Asset Attachment
	var bombGraphics = self.attachAsset('bombPowerUpShape', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.collected = false;
	self.magnetSpeed = 4; // Speed at which bomb moves towards player
	self.magnetRadius = 150; // Player distance to trigger magnet effect
	self.collectionDistance = 40; // Player distance to collect bomb
	return self;
});
// Boss monster class
var Boss = Container.expand(function () {
	var self = Container.call(this);
	// Boss uses a unique look: purple color, ellipse shape, and is much larger
	var bossGraphics = self.attachAsset('centerCircle', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 5.0,
		scaleY: 4.0
	});
	self.hp = 300;
	self.maxHp = 300;
	self.speed = 0.8;
	self.xpValue = 250;
	self.level = player ? player.level : 10; // Boss level matches player level or 10 if not defined
	// Health bar properties and initialization
	self.maxHealthBarWidth = bossGraphics.width * 0.9;
	self.healthBarHeight = 18;
	var healthBarGap = 10;
	self.healthBarOffsetY = -(bossGraphics.height / 2) - self.healthBarHeight / 2 - healthBarGap;
	self.healthBarBackground = self.attachAsset('monster_hp_bg', {
		shape: 'box',
		width: self.maxHealthBarWidth,
		height: self.healthBarHeight,
		color: 0x550000,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: self.healthBarOffsetY
	});
	self.healthBarCurrent = self.attachAsset('monster_hp_fg', {
		shape: 'box',
		width: self.maxHealthBarWidth,
		height: self.healthBarHeight,
		color: 0xFFD700,
		anchorX: 0,
		anchorY: 0.5,
		x: -self.maxHealthBarWidth / 2,
		y: self.healthBarOffsetY
	});
	self.levelText = new Text2('BOSS Lvl.' + self.level, {
		size: 32,
		fill: 0xFFD700
	});
	self.levelText.anchor.set(0.5, 0.5);
	self.levelText.x = 0;
	self.levelText.y = self.healthBarOffsetY - 30;
	self.addChild(self.levelText);
	self.updateHealthBar = function () {
		var healthPercentage = Math.max(0, self.hp / self.maxHp);
		self.healthBarCurrent.width = self.maxHealthBarWidth * healthPercentage;
	};
	self.takeDamage = function (damage) {
		self.hp -= damage;
		LK.effects.flashObject(self, 0xFF00FF, 200);
		self.updateHealthBar();
		if (self.hp <= 0) {
			self.die();
		}
	};
	self.die = function () {
		var xpOrb = new XPOrb();
		xpOrb.x = self.x;
		xpOrb.y = self.y;
		xpOrb.xpValue = self.xpValue;
		game.addChild(xpOrb);
		xpOrbs.push(xpOrb);
		// Spawn coins based on a random chance when the boss dies
		for (var i = 0; i < 10; i++) {
			// Increased potential coin drops
			if (Math.random() < 0.7) {
				// 70% chance to spawn a coin
				var coin = new Coin();
				coin.x = self.x + Math.random() * 80 - 40; // Spawn coins around the boss
				coin.y = self.y + Math.random() * 80 - 40;
				game.addChild(coin);
				coinsArray.push(coin);
			}
		}
		// Spawn a bomb with a 50% chance when the boss dies
		if (Math.random() < 0.5) {
			var bomb = new BombPowerUp();
			// Spawn bomb near boss, slightly randomized
			bomb.x = self.x + (Math.random() * 60 - 30);
			bomb.y = self.y + (Math.random() * 60 - 30);
			game.addChild(bomb);
			powerUpsArray.push(bomb);
		}
		var index = monsters.indexOf(self);
		if (index > -1) {
			monsters.splice(index, 1);
		}
		// If this dying boss is the one being tracked, update state
		if (currentBossInstance === self) {
			currentBossInstance = null;
			game.bossActive = false; // Allows normal monster spawning to resume and stops boss-related checks
		}
		self.destroy();
	};
	self.update = function () {
		// Store lastX/lastY for good movement and event logic
		if (typeof self.lastX === "undefined") self.lastX = self.x;
		if (typeof self.lastY === "undefined") self.lastY = self.y;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Move boss towards player, but clamp to not overshoot
		if (distance > 0) {
			var moveDist = Math.min(self.speed, distance);
			self.x += dx / distance * moveDist;
			self.y += dy / distance * moveDist;
		}
		// Boss attack logic: only trigger on entering attack range (not every frame)
		if (typeof self.lastDistance === "undefined") self.lastDistance = distance;
		if (self.lastDistance >= 100 && distance < 100) {
			player.hp -= player.maxHp * 0.10; // Boss deals 10% of player's max HP per hit
			if (player.hp <= 0) {
				LK.showGameOver();
			}
		}
		self.lastX = self.x;
		self.lastY = self.y;
		self.lastDistance = distance;
	};
	self.updateHealthBar();
	return self;
});
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.collected = false;
	self.magnetSpeed = 5; // Speed at which coins move towards player
	self.update = function () {
		if (self.collected) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 100) {
			// Magnet range for coins
			self.x += dx / distance * self.magnetSpeed;
			self.y += dy / distance * self.magnetSpeed;
			if (distance < 40) {
				// Collection distance
				self.collect();
			}
		}
	};
	self.collect = function () {
		if (self.collected) return;
		self.collected = true;
		coins++; // Increment coin count
		if (typeof coinText !== "undefined") coinText.setText('Coins: ' + coins);
		var index = coinsArray.indexOf(self);
		if (index > -1) {
			coinsArray.splice(index, 1);
		}
		self.destroy();
	};
	return self;
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	// Define methods on self
	self.updateHealthBar = function () {
		var healthPercentage = Math.max(0, self.hp / self.maxHp); // Ensure non-negative percentage
		self.healthBarCurrent.width = self.maxHealthBarWidth * healthPercentage;
	};
	self.takeDamage = function (damage) {
		self.hp -= damage;
		LK.effects.flashObject(self, 0xFF0000, 200);
		self.updateHealthBar(); // Update health bar display
		if (self.hp <= 0) {
			self.die();
		}
	};
	self.die = function () {
		var xpOrb = new XPOrb();
		xpOrb.x = self.x;
		xpOrb.y = self.y;
		xpOrb.xpValue = self.xpValue;
		game.addChild(xpOrb);
		xpOrbs.push(xpOrb);
		// Spawn a coin with a 50% chance when a monster dies
		if (Math.random() < 0.5) {
			var coin = new Coin();
			coin.x = self.x + Math.random() * 40 - 20; // Spawn coin slightly offset
			coin.y = self.y + Math.random() * 40 - 20; // Spawn coin slightly offset
			game.addChild(coin);
			coinsArray.push(coin);
		}
		// Spawn a bomb with a 50% chance when a monster dies
		if (Math.random() < 0.5) {
			var bomb = new BombPowerUp();
			bomb.x = self.x;
			bomb.y = self.y;
			game.addChild(bomb);
			powerUpsArray.push(bomb);
		}
		var index = monsters.indexOf(self);
		if (index > -1) {
			monsters.splice(index, 1);
		}
		self.destroy(); // This will also destroy child health bars
	};
	self.update = 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;
		}
		if (distance < 50) {
			player.hp -= 0.2; // Player takes less damage
			if (player.hp <= 0) {
				LK.showGameOver();
			}
		}
	};
	// Constructor logic
	var monsterGraphics = self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		// Increased from 1.5
		scaleY: 2.0 // Increased from 1.5
	});
	self.hp = 30;
	self.maxHp = 30;
	self.speed = 1;
	self.xpValue = 25;
	self.level = Math.floor(Math.random() * 5) + 1; // Random level between 1-5
	// Health bar properties and initialization
	self.maxHealthBarWidth = monsterGraphics.width * 0.8; // Health bar width relative to monster width
	self.healthBarHeight = 8;
	var healthBarGap = 5; // Gap between monster and health bar
	// Position health bar above the monster graphics
	self.healthBarOffsetY = -(monsterGraphics.height / 2) - self.healthBarHeight / 2 - healthBarGap;
	self.healthBarBackground = self.attachAsset('monster_hp_bg', {
		shape: 'box',
		width: self.maxHealthBarWidth,
		height: self.healthBarHeight,
		color: 0x550000,
		// Dark red for background
		anchorX: 0.5,
		// Center the background bar horizontally
		anchorY: 0.5,
		// Center the background bar vertically
		x: 0,
		// Centered horizontally relative to the monster
		y: self.healthBarOffsetY // Positioned above the monster
	});
	self.healthBarCurrent = self.attachAsset('monster_hp_fg', {
		shape: 'box',
		width: self.maxHealthBarWidth,
		// Initial full width
		height: self.healthBarHeight,
		color: 0x00FF00,
		// Green for current health
		anchorX: 0,
		// Align left edge of the current health bar
		anchorY: 0.5,
		// Center the current health bar vertically
		// Position its left edge to align with the left edge of the background bar
		x: -self.maxHealthBarWidth / 2,
		y: self.healthBarOffsetY // Positioned above the monster
	});
	// Monster level text
	self.levelText = new Text2('Lvl.' + self.level, {
		size: 16,
		fill: 0xFFFFFF
	});
	self.levelText.anchor.set(0.5, 0.5);
	self.levelText.x = 0;
	self.levelText.y = self.healthBarOffsetY - 20; // Position above health bar
	self.addChild(self.levelText);
	self.updateHealthBar(); // Initial call to set health bar width correctly
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.5,
		// Increased from 2.2
		scaleY: 2.5 // Increased from 2.2
	});
	self.facing = "right"; // "right" or "left"
	self.playerGraphics = playerGraphics; // Save reference for flipping
	self.level = 1;
	self.xp = 0;
	self.xpToNext = 100;
	self.hp = 100;
	self.maxHp = 100;
	self.damage = 10;
	self.attackCooldown = 0;
	self.swordOffsetX = 25; // Horizontal offset for the sword from player's center
	self.swordOffsetY = 15; // Vertical offset for the sword from player's center (positive is down)
	self.sword = null;
	self.vx = 0; // Horizontal velocity
	self.vy = 0; // Vertical velocity
	self.createSword = function () {
		if (self.sword) {
			self.removeChild(self.sword);
		}
		var swordType = 'woodenSword';
		var baseDamage = 10;
		// Calculate damage increase every 5 levels
		var damageMultiplier = Math.floor(self.level / 5);
		var damage = baseDamage + damageMultiplier * 5;
		if (self.level >= 20) {
			swordType = 'steelSword';
		} else if (self.level >= 10) {
			swordType = 'ironSword';
		}
		self.damage = damage;
		self.sword = self.attachAsset(swordType, {
			anchorX: 0,
			// Sword's hilt/origin is at its local x=0
			anchorY: 0.5,
			// Sword's hilt/origin is vertically centered
			x: self.facing === "left" ? -self.swordOffsetX : self.swordOffsetX,
			// Positioned based on player's facing direction and offset
			y: self.swordOffsetY,
			// Vertically offset from player's center
			scaleX: 1.6,
			// Increase sword size
			scaleY: 1.6 // Increase sword size
		});
		// Ensure sword sprite orientation matches player facing direction
		// This assumes sword assets are designed to point right with a positive scaleX
		if (self.facing === "left") {
			self.sword.scaleX = -Math.abs(self.sword.scaleX || 1); // Ensure scaleX is negative
		} else {
			self.sword.scaleX = Math.abs(self.sword.scaleX || 1); // Ensure scaleX is positive
		}
	};
	self.gainXP = function (amount) {
		self.xp += amount;
		if (self.xp >= self.xpToNext) {
			self.levelUp();
		}
	};
	self.levelUp = function () {
		self.level++;
		self.xp = 0;
		self.xpToNext = self.level * 100;
		// self.maxHp remains at 100, as per the "health up to 100" requirement.
		self.hp = self.maxHp; // Restore HP to the current maxHp (which is 100).
		statPoints += 1; // Give 1 stat point per level up
		if (typeof statPointText !== "undefined") statPointText.setText('Stat Points: ' + statPoints);
		if (self.level % 10 === 0) {
			self.createSword();
		}
		LK.getSound('levelUp').play();
		LK.effects.flashObject(self, 0xFFD700, 500);
	};
	self.attack = function () {
		if (self.attackCooldown <= 0) {
			self.attackCooldown = 30;
			LK.getSound('attack').play();
			if (self.sword) {
				tween(self.sword, {
					rotation: Math.PI / 4
				}, {
					duration: 150,
					easing: tween.easeOut
				});
				tween(self.sword, {
					rotation: 0
				}, {
					duration: 150,
					easing: tween.easeIn
				});
			}
			for (var i = monsters.length - 1; i >= 0; i--) {
				// Iterate backwards
				var monster = monsters[i];
				var distance = Math.sqrt((self.x - monster.x) * (self.x - monster.x) + (self.y - monster.y) * (self.y - monster.y));
				if (distance < 120) {
					// Increased attack range from 100 to 120
					monster.takeDamage(self.damage);
				}
			}
		}
	};
	self.update = function () {
		if (self.attackCooldown > 0) {
			self.attackCooldown--;
		}
		// --- Flip player sprite based on movement direction ---
		if (typeof self.vx === "number" && Math.abs(self.vx) > 0.2) {
			if (self.vx > 0 && self.facing !== "right") {
				self.facing = "right";
				if (self.playerGraphics) self.playerGraphics.scaleX = Math.abs(self.playerGraphics.scaleX);
				if (self.sword) {
					self.sword.scaleX = Math.abs(self.sword.scaleX || 1);
					self.sword.x = self.swordOffsetX; // Adjust sword position to right side
				}
			} else if (self.vx < 0 && self.facing !== "left") {
				self.facing = "left";
				if (self.playerGraphics) self.playerGraphics.scaleX = -Math.abs(self.playerGraphics.scaleX);
				if (self.sword) {
					self.sword.scaleX = -Math.abs(self.sword.scaleX || 1);
					self.sword.x = -self.swordOffsetX; // Adjust sword position to left side
				}
			}
		}
		// Auto attack - attack every 30 frames (0.5 seconds)
		if (self.attackCooldown <= 0) {
			// Check if there are monsters nearby to attack
			var foundNearbyMonster = false;
			for (var i = 0; i < monsters.length; i++) {
				var monster = monsters[i];
				var distance = Math.sqrt((self.x - monster.x) * (self.x - monster.x) + (self.y - monster.y) * (self.y - monster.y));
				if (distance < 120) {
					foundNearbyMonster = true;
					break;
				}
			}
			if (foundNearbyMonster) {
				self.attack();
			}
		}
	};
	self.createSword();
	return self;
});
var XPOrb = Container.expand(function () {
	var self = Container.call(this);
	var orbGraphics = self.attachAsset('xpOrb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.xpValue = 25;
	self.magnetSpeed = 3;
	self.collected = false;
	self.update = function () {
		if (self.collected) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 80) {
			self.x += dx / distance * self.magnetSpeed;
			self.y += dy / distance * self.magnetSpeed;
			if (distance < 30) {
				self.collect();
			}
		}
	};
	self.collect = function () {
		if (self.collected) return;
		self.collected = true;
		player.gainXP(self.xpValue * 10); // XP increased by 1000%
		LK.getSound('xpPickup').play();
		var index = xpOrbs.indexOf(self);
		if (index > -1) {
			xpOrbs.splice(index, 1);
		}
		self.destroy();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2F4F2F
});

/**** 
* Game Code
****/ 
// User will provide actual visual
// OrangeRed ellipse for bomb
// Add the dungeon background first so it's behind all other game elements
var dungeonBackgroundDisplay = game.addChild(LK.getAsset('dungeonBackground', {
	anchorX: 0.0,
	anchorY: 0.0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
}));
var player;
var monsters = [];
var xpOrbs = [];
var coinsArray = []; // Array to hold Coin instances
var powerUpsArray = []; // Array to hold active power-ups like bombs
var currentBossInstance = null; // Direct reference to the active boss instance
var BOMB_DAMAGE = 50; // Damage dealt by a bomb explosion
var BOMB_EXPLOSION_RADIUS = 200; // Radius of the bomb's explosion
var coins = 0; // Variable to keep track of coins collected
var moveDirection = {
	x: 0,
	y: 0
};
var spawnTimer = 0;
var activeGuiMenu = null; // To manage which GUI menu is currently open
// Player movement physics constants
var playerAcceleration = 0.5; // How quickly the player speeds up
var playerMaxSpeed = 6; // Maximum speed of the player (same as previous constant speed)
var playerFriction = 0.9; // How quickly the player slows down (0-1, lower is stronger friction)
player = game.addChild(new Player());
player.x = 1024;
player.y = 1366;
player.targetX = player.x;
player.targetY = player.y;
player.isMovingToTarget = false;
var levelText = new Text2('Level: 1', {
	size: 40,
	fill: 0xFFFFFF
});
levelText.anchor.set(0, 0);
LK.gui.topLeft.addChild(levelText);
levelText.x = 200;
levelText.y = 30;
var xpText = new Text2('XP: 0/100', {
	size: 36,
	// Increased from 30
	fill: 0xFFFFFF
});
xpText.anchor.set(0, 0);
LK.gui.topLeft.addChild(xpText);
xpText.x = 200;
xpText.y = 80; // Adjusted for new size
var hpText = new Text2('HP: 100/100', {
	size: 36,
	// Increased from 30
	fill: 0xFFFFFF
});
hpText.anchor.set(0, 0);
LK.gui.topLeft.addChild(hpText);
hpText.x = 200;
hpText.y = 130; // Adjusted for new size and spacing
var coinText = new Text2('Coins: 0', {
	size: 36,
	// Increased from 30
	fill: 0xFFFFFF
});
coinText.anchor.set(0, 0);
LK.gui.topLeft.addChild(coinText);
coinText.x = 200;
coinText.y = 180; // Adjusted for new size and spacing
// Statü Menu Container
var statusMenu = new Container();
LK.gui.center.addChild(statusMenu);
statusMenu.visible = false; // Start hidden
// Status Menu Background
// Attach the background asset to the statusMenu.
// By adding it here, before other elements are added to statusMenu,
// it will be rendered underneath them.
var statusMenuBg = statusMenu.attachAsset('statusMenuBackground', {
	anchorX: 0.5,
	// Center the background image horizontally
	anchorY: 0.5,
	// Center the background image vertically
	x: 0,
	// Position at the center of the statusMenu container
	y: 0 // Position at the center of the statusMenu container
});
// Status Menu Title
var statusMenuTitle = new Text2('Status Menu', {
	size: 60,
	// Increased from 48
	fill: 0xFFFFFF
});
statusMenuTitle.anchor.set(0.5, 0);
statusMenuTitle.x = 0;
statusMenuTitle.y = -280; // Adjusted from -260
statusMenu.addChild(statusMenuTitle);
// Stats Text (moved to menu)
var statusText = new Text2('Stats: ' + player.damage, {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
statusText.anchor.set(0.5, 0);
statusText.x = 0;
statusText.y = -200; // Adjusted from -180
statusMenu.addChild(statusText);
// Stat Variables
var statPoints = 0;
var statGuc = 0;
var statHiz = 0;
var statCan = 0;
// Stat buttons (moved to menu)
var gucButton = new Text2('Power +', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
gucButton.anchor.set(0.5, 0);
gucButton.x = -200;
gucButton.y = -100; // Adjusted from -80
statusMenu.addChild(gucButton);
var hizButton = new Text2('Speed +', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
hizButton.anchor.set(0.5, 0);
hizButton.x = 0;
hizButton.y = -100; // Adjusted from -80
statusMenu.addChild(hizButton);
var canButton = new Text2('Health +', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
canButton.anchor.set(0.5, 0);
canButton.x = 200;
canButton.y = -100; // Adjusted from -80
statusMenu.addChild(canButton);
var statPointText = new Text2('Stat Points: 0', {
	size: 38,
	// Increased from 32
	fill: 0xFFFFFF
});
statPointText.anchor.set(0.5, 0);
statPointText.x = 0;
statPointText.y = 0; // Remains at 0
statusMenu.addChild(statPointText);
// Status Menu Close Button
var closeStatusMenuButton = new Text2('Close', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
closeStatusMenuButton.anchor.set(0.5, 0);
closeStatusMenuButton.x = 0;
closeStatusMenuButton.y = 220; // Adjusted from 200
statusMenu.addChild(closeStatusMenuButton);
closeStatusMenuButton.down = function () {
	statusMenu.visible = false;
	if (activeGuiMenu === statusMenu) activeGuiMenu = null;
};
// Status Menu Open Button (always visible, top right)
var openStatusMenuButton = new Text2('Status', {
	size: 48,
	// Increased from 36
	fill: 0xFFFFFF
});
openStatusMenuButton.anchor.set(1, 0);
LK.gui.topRight.addChild(openStatusMenuButton);
openStatusMenuButton.x = -40;
openStatusMenuButton.y = 40;
openStatusMenuButton.down = function () {
	if (activeGuiMenu === statusMenu) {
		statusMenu.visible = false;
		activeGuiMenu = null;
	} else {
		if (activeGuiMenu) activeGuiMenu.visible = false;
		statusMenu.visible = true;
		activeGuiMenu = statusMenu;
	}
};
// Move stat button event handlers to new context
gucButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statGuc++;
		statPoints--;
		player.damage += 2;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
hizButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statHiz++;
		statPoints--;
		playerMaxSpeed += 1.2;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
canButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statCan++;
		statPoints--;
		player.hp += 20;
		if (player.hp > player.maxHp) player.hp = player.maxHp;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
// Stat button event handlers
gucButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statGuc++;
		statPoints--;
		player.damage += 2;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
hizButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statHiz++;
		statPoints--;
		playerMaxSpeed += 1.2;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
canButton.down = function (x, y, obj) {
	if (statPoints > 0) {
		statCan++;
		statPoints--;
		player.hp += 20;
		if (player.hp > player.maxHp) player.hp = player.maxHp;
		statPointText.setText('Stat Points: ' + statPoints);
	}
};
// Shop Menu Elements
var shopMenu = new Container();
LK.gui.center.addChild(shopMenu);
shopMenu.visible = false; // Start hidden
// Shop Menu Background
var shopMenuBg = shopMenu.attachAsset('shopMenuBackground', {
	anchorX: 0.5,
	// Center the background image horizontally
	anchorY: 0.5,
	// Center the background image vertically
	x: 0,
	// Position at the center of the shopMenu container
	y: 0 // Position at the center of the shopMenu container
});
var shopMenuTitle = new Text2('Shop', {
	size: 60,
	// Increased from 48
	fill: 0xFFFFFF
});
shopMenuTitle.anchor.set(0.5, 0);
shopMenuTitle.x = 0;
shopMenuTitle.y = -280; // Adjusted from -260, Position above center
shopMenu.addChild(shopMenuTitle);
// Shop Item 1: Health Potion
var buyHealthPotionButton = new Text2('Buy Health Potion (10 Coins)', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
buyHealthPotionButton.anchor.set(0.5, 0);
buyHealthPotionButton.x = 0;
buyHealthPotionButton.y = -200; // Adjusted from -180, Below title
shopMenu.addChild(buyHealthPotionButton);
buyHealthPotionButton.down = function () {
	if (coins >= 10) {
		coins -= 10;
		player.hp += 25;
		if (player.hp > player.maxHp) player.hp = player.maxHp;
		if (typeof coinText !== "undefined") coinText.setText('Coins: ' + coins);
		// Update HP and Status text as HP changes
		if (typeof hpText !== "undefined") hpText.setText('HP: ' + Math.max(0, Math.floor(player.hp)) + '/' + player.maxHp);
		if (typeof statusText !== "undefined") statusText.setText('Stats: ' + player.damage + ' | Speed: ' + Math.round(playerMaxSpeed * 10) / 10 + ' | Health: ' + Math.floor(player.hp));
	} else {
		LK.effects.flashObject(buyHealthPotionButton, 0xFF0000, 300); // Flash red if not enough coins
	}
};
// Shop Item 2: Damage Boost
var buyDamageBoostButton = new Text2('Buy Damage Boost (20 Coins)', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
buyDamageBoostButton.anchor.set(0.5, 0);
buyDamageBoostButton.x = 0;
buyDamageBoostButton.y = -120; // Adjusted from -100, Below health potion button
shopMenu.addChild(buyDamageBoostButton);
buyDamageBoostButton.down = function () {
	if (coins >= 20) {
		coins -= 20;
		player.damage += 5; // Permanent damage increase
		if (typeof coinText !== "undefined") coinText.setText('Coins: ' + coins);
		// Update Status text as damage changes
		if (typeof statusText !== "undefined") statusText.setText('Stats: ' + player.damage + ' | Speed: ' + Math.round(playerMaxSpeed * 10) / 10 + ' | Health: ' + Math.floor(player.hp));
	} else {
		LK.effects.flashObject(buyDamageBoostButton, 0xFF0000, 300); // Flash red
	}
};
// Shop Menu Close Button
var closeShopMenuButton = new Text2('Close', {
	size: 42,
	// Increased from 36
	fill: 0xFFFFFF
});
closeShopMenuButton.anchor.set(0.5, 0);
closeShopMenuButton.x = 0;
closeShopMenuButton.y = 220; // Adjusted from 200, Position below center
shopMenu.addChild(closeShopMenuButton);
closeShopMenuButton.down = function () {
	shopMenu.visible = false;
	if (activeGuiMenu === shopMenu) activeGuiMenu = null;
};
// Shop Menu Open Button (always visible, top right)
var openShopMenuButton = new Text2('Shop', {
	size: 48,
	// Increased from 36
	fill: 0xFFFFFF
});
openShopMenuButton.anchor.set(1, 0); // Anchor to top-right for positioning
LK.gui.topRight.addChild(openShopMenuButton); // Add to top right GUI area
openShopMenuButton.x = -40; // Align with Status button horizontally (same X as status button)
openShopMenuButton.y = openStatusMenuButton.y + openStatusMenuButton.height + 20; // Position below Status button (status.y(40) + new_status_size(48) + padding(20))
openShopMenuButton.down = function () {
	if (activeGuiMenu === shopMenu) {
		shopMenu.visible = false;
		activeGuiMenu = null;
	} else {
		if (activeGuiMenu) activeGuiMenu.visible = false; // Close any other active menu
		shopMenu.visible = true;
		activeGuiMenu = shopMenu;
	}
};
game.down = function (x, y, obj) {
	// Set the target position for the player to move towards
	player.targetX = x;
	player.targetY = y;
	player.isMovingToTarget = true;
	// Optionally, you can still set moveDirection for fallback
	var dx = x - player.x;
	var dy = y - player.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	if (distance > 0) {
		moveDirection.x = dx / distance;
		moveDirection.y = dy / distance;
	}
};
game.up = function (x, y, obj) {
	moveDirection.x = 0;
	moveDirection.y = 0;
	player.isMovingToTarget = false;
};
function spawnMonster() {
	var monster = new Monster();
	var side = Math.floor(Math.random() * 4);
	if (side === 0) {
		monster.x = Math.random() * 2048;
		monster.y = -50;
	} else if (side === 1) {
		monster.x = 2098;
		monster.y = Math.random() * 2732;
	} else if (side === 2) {
		monster.x = Math.random() * 2048;
		monster.y = 2782;
	} else {
		monster.x = -50;
		monster.y = Math.random() * 2732;
	}
	game.addChild(monster);
	monsters.push(monster);
}
game.update = function () {
	// Boss spawn logic
	// Spawns a boss if not already active, player is at a boss level, and no current boss instance exists.
	if (!game.bossActive && player.level > 0 && player.level % 10 === 0) {
		// If game.bossActive is false, currentBossInstance should be null.
		// This check is simplified as game.bossActive is now reliably managed.
		var boss = new Boss();
		// Spawn boss in the center of the map
		boss.x = 1024;
		boss.y = 600;
		game.addChild(boss);
		monsters.push(boss);
		currentBossInstance = boss; // Track the newly spawned boss
		game.bossActive = true; // Set the game to boss mode
	}
	// Only spawn normal monsters if not in a boss fight
	if (!game.bossActive) {
		spawnTimer++;
		if (spawnTimer >= 120) {
			spawnMonster();
			spawnTimer = 0;
		}
	}
	// The 'else' block that previously checked if the boss was still alive by iterating
	// through the monsters array has been removed.
	// game.bossActive is now set to false directly in Boss.die() when the boss is defeated.
	// Smooth movement towards target using tweening
	if (player.isMovingToTarget && typeof player.targetX === "number" && typeof player.targetY === "number") {
		var dx = player.targetX - player.x;
		var dy = player.targetY - player.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 5) {
			// Move a fraction of the distance each frame for smoothness
			var moveSpeed = playerMaxSpeed;
			player.vx = dx / distance * moveSpeed;
			player.vy = dy / distance * moveSpeed;
		} else {
			// Close enough to target, stop moving
			player.vx = 0;
			player.vy = 0;
			player.isMovingToTarget = false;
		}
	} else {
		// Player not moving to a target, use friction to slow down
		player.vx *= playerFriction;
		if (Math.abs(player.vx) < 0.1) player.vx = 0;
		player.vy *= playerFriction;
		if (Math.abs(player.vy) < 0.1) player.vy = 0;
	}
	// Calculate new potential position
	var newX = player.x + player.vx;
	var newY = player.y + player.vy;
	// Boundary checks and position update for X
	// The boundaries (40, 2008, etc.) are assumed to be for the player's center (x,y)
	if (newX >= 40 && newX <= 2008) {
		player.x = newX;
	} else {
		player.vx = 0; // Stop horizontal movement if hitting a boundary
		// Snap player to the boundary edge
		if (newX < 40) player.x = 40;else if (newX > 2008) player.x = 2008;
	}
	// Boundary checks and position update for Y
	if (newY >= 40 && newY <= 2692) {
		player.y = newY;
	} else {
		player.vy = 0; // Stop vertical movement if hitting a boundary
		// Snap player to the boundary edge
		if (newY < 40) player.y = 40;else if (newY > 2692) player.y = 2692;
	}
	for (var i = monsters.length - 1; i >= 0; i--) {
		var monster = monsters[i];
		if (monster.x < -100 || monster.x > 2148 || monster.y < -100 || monster.y > 2832) {
			monster.destroy();
			monsters.splice(i, 1);
		}
	}
	for (var j = xpOrbs.length - 1; j >= 0; j--) {
		var orb = xpOrbs[j];
		if (orb.x < -50 || orb.x > 2098 || orb.y < -50 || orb.y > 2782) {
			orb.destroy();
			xpOrbs.splice(j, 1);
		}
	}
	for (var k = coinsArray.length - 1; k >= 0; k--) {
		var coin = coinsArray[k];
		if (coin.x < -50 || coin.x > 2098 || coin.y < -50 || coin.y > 2782) {
			coin.destroy();
			coinsArray.splice(k, 1);
		}
	}
	// Update and clean up power-ups (e.g., bombs)
	for (var l = powerUpsArray.length - 1; l >= 0; l--) {
		var powerUp = powerUpsArray[l];
		// The powerUp.update() is called by LK engine automatically if it's added to the game
		if (powerUp.x < -50 || powerUp.x > 2098 || powerUp.y < -50 || powerUp.y > 2782) {
			powerUp.destroy();
			powerUpsArray.splice(l, 1);
		}
	}
	levelText.setText('Level: ' + player.level);
	xpText.setText('XP: ' + player.xp + '/' + player.xpToNext);
	hpText.setText('HP: ' + Math.max(0, Math.floor(player.hp)) + '/' + player.maxHp);
	coinText.setText('Coins: ' + coins); // Update coin text
	statusText.setText('Stats: ' + player.damage + ' | Speed: ' + Math.round(playerMaxSpeed * 10) / 10 + ' | Health: ' + Math.floor(player.hp));
	statPointText.setText('Stat Points: ' + statPoints);
};

===================================================================
--- original.js
+++ change.js
@@ -155,8 +155,13 @@
 		var index = monsters.indexOf(self);
 		if (index > -1) {
 			monsters.splice(index, 1);
 		}
+		// If this dying boss is the one being tracked, update state
+		if (currentBossInstance === self) {
+			currentBossInstance = null;
+			game.bossActive = false; // Allows normal monster spawning to resume and stops boss-related checks
+		}
 		self.destroy();
 	};
 	self.update = function () {
 		// Store lastX/lastY for good movement and event logic
@@ -552,8 +557,9 @@
 var monsters = [];
 var xpOrbs = [];
 var coinsArray = []; // Array to hold Coin instances
 var powerUpsArray = []; // Array to hold active power-ups like bombs
+var currentBossInstance = null; // Direct reference to the active boss instance
 var BOMB_DAMAGE = 50; // Damage dealt by a bomb explosion
 var BOMB_EXPLOSION_RADIUS = 200; // Radius of the bomb's explosion
 var coins = 0; // Variable to keep track of coins collected
 var moveDirection = {
@@ -912,47 +918,32 @@
 	monsters.push(monster);
 }
 game.update = function () {
 	// Boss spawn logic
+	// Spawns a boss if not already active, player is at a boss level, and no current boss instance exists.
 	if (!game.bossActive && player.level > 0 && player.level % 10 === 0) {
-		// Only spawn boss if not already present and at a boss level
-		var bossExists = false;
-		for (var i = 0; i < monsters.length; i++) {
-			if (monsters[i] && monsters[i].levelText && monsters[i].levelText.text && monsters[i].levelText.text.indexOf('BOSS') !== -1) {
-				bossExists = true;
-				break;
-			}
-		}
-		if (!bossExists) {
-			var boss = new Boss();
-			// Spawn boss in the center of the map
-			boss.x = 1024;
-			boss.y = 600;
-			game.addChild(boss);
-			monsters.push(boss);
-			game.bossActive = true;
-		}
+		// If game.bossActive is false, currentBossInstance should be null.
+		// This check is simplified as game.bossActive is now reliably managed.
+		var boss = new Boss();
+		// Spawn boss in the center of the map
+		boss.x = 1024;
+		boss.y = 600;
+		game.addChild(boss);
+		monsters.push(boss);
+		currentBossInstance = boss; // Track the newly spawned boss
+		game.bossActive = true; // Set the game to boss mode
 	}
-	// Only spawn normal monsters if not in boss fight
+	// Only spawn normal monsters if not in a boss fight
 	if (!game.bossActive) {
 		spawnTimer++;
 		if (spawnTimer >= 120) {
 			spawnMonster();
 			spawnTimer = 0;
 		}
-	} else {
-		// If boss is dead, clear bossActive flag
-		var bossStillAlive = false;
-		for (var i = 0; i < monsters.length; i++) {
-			if (monsters[i] && monsters[i].levelText && monsters[i].levelText.text && monsters[i].levelText.text.indexOf('BOSS') !== -1) {
-				bossStillAlive = true;
-				break;
-			}
-		}
-		if (!bossStillAlive) {
-			game.bossActive = false;
-		}
 	}
+	// The 'else' block that previously checked if the boss was still alive by iterating
+	// through the monsters array has been removed.
+	// game.bossActive is now set to false directly in Boss.die() when the boss is defeated.
 	// Smooth movement towards target using tweening
 	if (player.isMovingToTarget && typeof player.targetX === "number" && typeof player.targetY === "number") {
 		var dx = player.targetX - player.x;
 		var dy = player.targetY - player.y;