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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function (tower, target, towerType) {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.tower = tower;
	self.target = target;
	self.towerType = towerType;
	self.speed = 8;
	// Calculate direction from tower to target
	var dx = target.x - tower.x;
	var dy = target.y - tower.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	self.vx = dx / distance * self.speed;
	self.vy = dy / distance * self.speed;
	self.update = function () {
		self.x += self.vx;
		self.y += self.vy;
		// Check collision with intended target only
		if (self.target && self.target.parent && self.intersects(self.target)) {
			self.hit();
			return;
		}
		// Remove bullet if target is destroyed
		if (!self.target || !self.target.parent) {
			self.destroy();
			for (var i = bullets.length - 1; i >= 0; i--) {
				if (bullets[i] === self) {
					bullets.splice(i, 1);
					break;
				}
			}
			return;
		}
		// Remove if off screen with stricter bounds to prevent visual issues
		if (self.x < -50 || self.x > 2098 || self.y < -50 || self.y > 2782) {
			self.destroy();
			for (var i = bullets.length - 1; i >= 0; i--) {
				if (bullets[i] === self) {
					bullets.splice(i, 1);
					break;
				}
			}
		}
	};
	self.hit = function () {
		if (soundEnabled) LK.getSound('hit').play();
		// Calculate level-based damage multiplier (25% damage increase per level above 1)
		var levelDamageMultiplier = 1 + (self.tower.level - 1) * 0.25;
		var actualDamage = Math.floor(self.tower.damage * levelDamageMultiplier);
		if (self.towerType === 'splash') {
			// Splash damage
			for (var i = enemies.length - 1; i >= 0; i--) {
				var enemy = enemies[i];
				if (enemy && enemy.parent) {
					var dx = enemy.x - self.x;
					var dy = enemy.y - self.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance <= self.tower.splashRadius) {
						var killed = enemy.takeDamage(actualDamage);
						if (killed) {
							coins += enemy.reward;
							enemy.destroy();
							enemies.splice(i, 1);
						}
					}
				}
			}
			// Create explosion effect
			var explosion = LK.getAsset('explosion', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			explosion.x = self.x;
			explosion.y = self.y;
			explosion.alpha = 0.7;
			game.addChild(explosion);
			tween(explosion, {
				scaleX: 2,
				scaleY: 2,
				alpha: 0
			}, {
				duration: 300,
				onFinish: function onFinish() {
					explosion.destroy();
				}
			});
		} else {
			// Regular damage
			if (self.target && self.target.parent) {
				var killed = self.target.takeDamage(actualDamage);
				if (killed) {
					coins += self.target.reward;
					self.target.destroy();
					var targetIndex = enemies.indexOf(self.target);
					if (targetIndex !== -1) {
						enemies.splice(targetIndex, 1);
					}
				}
				// Apply slow effect if slow tower
				if (self.towerType === 'slow' && !killed) {
					self.target.applySlow(self.tower.slowFactor, self.tower.slowDuration);
				}
			}
		}
		// Remove bullet
		self.destroy();
		for (var i = bullets.length - 1; i >= 0; i--) {
			if (bullets[i] === self) {
				bullets.splice(i, 1);
				break;
			}
		}
	};
	return self;
});
// Game variables
var Enemy = Container.expand(function (type, pathIndex) {
	var self = Container.call(this);
	// Enemy properties based on type
	var enemyConfig = {
		basic: {
			asset: 'basicEnemy',
			health: 100,
			speed: 2,
			reward: 10
		},
		fast: {
			asset: 'fastEnemy',
			health: 60,
			speed: 4,
			reward: 15
		},
		tank: {
			asset: 'tankEnemy',
			health: 300,
			speed: 1,
			reward: 25
		},
		boss: {
			asset: 'boss',
			health: 1000,
			speed: 1.5,
			reward: 100
		}
	};
	var config = enemyConfig[type] || enemyConfig.basic;
	var enemyGraphics = self.attachAsset(config.asset, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.maxHealth = config.health;
	self.health = config.health;
	self.speed = config.speed;
	self.reward = config.reward;
	self.pathIndex = pathIndex || 0;
	self.slowEffect = 1;
	self.slowDuration = 0;
	// Health bar
	var healthBarBg = LK.getAsset('pathTile', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.6,
		scaleY: 0.1,
		y: -40
	});
	healthBarBg.tint = 0x333333;
	self.addChild(healthBarBg);
	var healthBar = LK.getAsset('pathTile', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.6,
		scaleY: 0.1,
		y: -40
	});
	healthBar.tint = 0x00FF00;
	self.addChild(healthBar);
	self.healthBar = healthBar;
	self.takeDamage = function (damage) {
		self.health -= damage;
		var healthPercent = Math.max(0, self.health / self.maxHealth);
		self.healthBar.scaleX = 0.6 * healthPercent;
		// Health bar color changes
		if (healthPercent > 0.6) {
			self.healthBar.tint = 0x00FF00;
		} else if (healthPercent > 0.3) {
			self.healthBar.tint = 0xFFFF00;
		} else {
			self.healthBar.tint = 0xFF0000;
		}
		// Flash effect
		tween(enemyGraphics, {
			tint: 0xFF0000
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(enemyGraphics, {
					tint: 0xFFFFFF
				}, {
					duration: 100
				});
			}
		});
		// Update boss health display if this is a boss during boss wave
		if (bossWave && bossSpawned && bossHealthText.visible) {
			bossHealthText.setText('Boss Health: ' + Math.max(0, self.health));
		}
		return self.health <= 0;
	};
	self.applySlow = function (factor, duration) {
		self.slowEffect = Math.min(self.slowEffect, factor);
		self.slowDuration = Math.max(self.slowDuration, duration);
	};
	self.update = function () {
		// Update slow effect
		if (self.slowDuration > 0) {
			self.slowDuration--;
			if (self.slowDuration <= 0) {
				self.slowEffect = 1;
			}
		}
		// Move along path
		if (self.pathIndex < gamePath.length - 1 && gamePath[self.pathIndex + 1]) {
			var currentTarget = gamePath[self.pathIndex + 1];
			var dx = currentTarget.x - self.x;
			var dy = currentTarget.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 20) {
				self.pathIndex++;
				if (self.pathIndex >= gamePath.length - 1) {
					// Reached base
					baseHealth--;
					return;
				}
			} else {
				var moveSpeed = self.speed * self.slowEffect;
				var newX = self.x + dx / distance * moveSpeed;
				var newY = self.y + dy / distance * moveSpeed;
				// Ensure enemy stays within screen bounds with safety margin
				var enemySafetyMargin = 50;
				self.x = Math.max(enemySafetyMargin, Math.min(2048 - enemySafetyMargin, newX));
				self.y = Math.max(enemySafetyMargin, Math.min(2732 - enemySafetyMargin, newY));
			}
		} else if (self.pathIndex >= gamePath.length - 1) {
			// Reached base
			baseHealth--;
			return;
		}
	};
	return self;
});
var Tower = Container.expand(function (type) {
	var self = Container.call(this);
	// Tower configurations
	var towerConfig = {
		basic: {
			asset: 'basicTower',
			damage: 25,
			range: 180,
			fireRate: 60,
			cost: 100,
			upgradeCost: 75
		},
		splash: {
			asset: 'splashTower',
			damage: 40,
			range: 150,
			fireRate: 90,
			cost: 200,
			upgradeCost: 150,
			splashRadius: 80
		},
		slow: {
			asset: 'slowTower',
			damage: 15,
			range: 200,
			fireRate: 45,
			cost: 150,
			upgradeCost: 100,
			slowFactor: 0.5,
			slowDuration: 120
		}
	};
	var config = towerConfig[type] || towerConfig.basic;
	var towerGraphics = self.attachAsset(config.asset, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.type = type;
	// Use upgraded values from towerInfoStats if available, otherwise use base config
	self.damage = towerInfoStats[type] ? towerInfoStats[type].damage : config.damage;
	self.range = config.range;
	self.fireRate = config.fireRate;
	self.cost = config.cost;
	self.upgradeCost = towerInfoStats[type] ? towerInfoStats[type].upgradeCost : config.upgradeCost;
	self.splashRadius = config.splashRadius;
	self.slowFactor = config.slowFactor;
	self.slowDuration = config.slowDuration;
	self.lastShot = 0;
	self.level = towerInfoStats[type] ? towerInfoStats[type].level : 1;
	// Range indicator (hidden by default)
	var rangeIndicator = LK.getAsset('pathTile', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: self.range / 50,
		scaleY: self.range / 50
	});
	rangeIndicator.tint = 0x00FF00;
	rangeIndicator.alpha = 0.2;
	rangeIndicator.visible = false;
	self.addChild(rangeIndicator);
	self.rangeIndicator = rangeIndicator;
	self.showRange = function () {
		self.rangeIndicator.visible = true;
	};
	self.hideRange = function () {
		self.rangeIndicator.visible = false;
	};
	self.canShoot = function () {
		return LK.ticks - self.lastShot >= self.fireRate;
	};
	self.findTarget = function () {
		var closestEnemy = null;
		var closestDistance = self.range;
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			if (enemy && enemy.parent) {
				var dx = enemy.x - self.x;
				var dy = enemy.y - self.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance <= self.range && distance < closestDistance) {
					closestEnemy = enemy;
					closestDistance = distance;
				}
			}
		}
		return closestEnemy;
	};
	self.shoot = function (target) {
		if (!self.canShoot()) return;
		self.lastShot = LK.ticks;
		// Create bullet
		var bullet = new Bullet(self, target, self.type);
		bullet.x = self.x;
		bullet.y = self.y;
		bullets.push(bullet);
		game.addChild(bullet);
		if (soundEnabled) LK.getSound('shoot').play();
	};
	self.upgrade = function () {
		if (coins >= self.upgradeCost) {
			coins -= self.upgradeCost;
			self.level++;
			self.damage = Math.floor(self.damage * 1.5);
			self.range = Math.floor(self.range * 1.1);
			self.upgradeCost = Math.floor(self.upgradeCost * 1.8);
			// Update global tower info stats
			towerInfoStats[self.type].level = Math.max(towerInfoStats[self.type].level, self.level);
			towerInfoStats[self.type].damage = Math.max(towerInfoStats[self.type].damage, self.damage);
			towerInfoStats[self.type].upgradeCost = Math.max(towerInfoStats[self.type].upgradeCost, self.upgradeCost);
			// Visual upgrade effect
			tween(towerGraphics, {
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(towerGraphics, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 200
					});
				}
			});
			// Update range indicator
			self.rangeIndicator.scaleX = self.range / 50;
			self.rangeIndicator.scaleY = self.range / 50;
			return true;
		}
		return false;
	};
	self.down = function (x, y, obj) {
		selectedTower = self;
		self.showRange();
	};
	self.update = function () {
		// Find target in range
		var target = self.findTarget();
		if (target) {
			// Rotate tower towards target
			var angle = Math.atan2(target.y - self.y, target.x - self.x);
			towerGraphics.rotation = angle;
			// Shoot if ready
			if (self.canShoot()) {
				self.shoot(target);
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x4a6b3a
});

/**** 
* Game Code
****/ 
// Sounds
// Game elements
// Enemy assets
// Tower assets
// Game variables
var gamePath = [{
	x: 100,
	y: 400
}, {
	x: 500,
	y: 400
}, {
	x: 500,
	y: 800
}, {
	x: 900,
	y: 800
}, {
	x: 900,
	y: 1200
}, {
	x: 1400,
	y: 1200
}, {
	x: 1400,
	y: 1600
}, {
	x: 1800,
	y: 1600
}];
var enemies = [];
var towers = [];
var bullets = [];
var coins = 300;
var baseHealth = 50;
var currentWave = 1;
var enemiesSpawned = 0;
var enemiesPerWave = 5;
var waveDelay = 0;
var selectedTower = null;
var towerInfoPanel = null;
var bossWave = false;
var bossSpawned = false;
var pathExtensionFactor = 1.0;
var isInitialPath = true;
var wavePathLengths = storage.wavePathLengths || []; // Track path length for each wave - load from database
var previousWavePathLength = storage.previousWavePathLength || 3000; // Track path length from previous wave - load from database
// Initialize empty path - will be generated when wave starts
// Create base and baslangic placeholders - will be positioned when path is generated
var base = LK.getAsset('base', {
	anchorX: 0.5,
	anchorY: 0.5
});
base.x = 1800;
base.y = 1600;
game.addChild(base);
// Create baslangic image at spawn point
var baslangicImage = LK.getAsset('baslangic', {
	anchorX: 0.5,
	anchorY: 0.5
});
baslangicImage.x = 200;
baslangicImage.y = 1000;
game.addChild(baslangicImage);
// UI Elements
var coinsText = new Text2('Coins: ' + coins, {
	size: 50,
	fill: 0xFFD700
});
coinsText.anchor.set(0, 0);
coinsText.x = 150;
coinsText.y = 20;
LK.gui.topLeft.addChild(coinsText);
var healthText = new Text2('Base Health: ' + baseHealth, {
	size: 50,
	fill: 0xFF0000
});
healthText.anchor.set(1, 0);
healthText.y = 20;
LK.gui.topRight.addChild(healthText);
var waveText = new Text2('Wave: ' + currentWave, {
	size: 50,
	fill: 0xFFFFFF
});
waveText.anchor.set(0.5, 0);
waveText.y = 20;
LK.gui.top.addChild(waveText);
var bossHealthText = new Text2('', {
	size: 45,
	fill: 0xFF0000
});
bossHealthText.anchor.set(0.5, 0);
bossHealthText.y = 80;
bossHealthText.visible = false;
LK.gui.top.addChild(bossHealthText);
// Sound toggle button
var soundEnabled = true;
var soundToggleBtn = new Text2('🔊', {
	size: 60,
	fill: 0xFFFFFF
});
soundToggleBtn.anchor.set(1, 0);
soundToggleBtn.x = -20;
soundToggleBtn.y = 90;
LK.gui.topRight.addChild(soundToggleBtn);
// Tower selection buttons
var basicTowerImage = LK.getAsset('basicTower', {
	anchorX: 0.5,
	anchorY: 1,
	scaleX: 0.8,
	scaleY: 0.8
});
basicTowerImage.x = 60;
basicTowerImage.y = -20;
LK.gui.bottomLeft.addChild(basicTowerImage);
var basicTowerBtn = new Text2('Basic (100)', {
	size: 40,
	fill: 0x4444FF
});
basicTowerBtn.anchor.set(0, 1);
basicTowerBtn.x = 100;
basicTowerBtn.y = -20;
LK.gui.bottomLeft.addChild(basicTowerBtn);
var basicTowerInfo = new Text2('Level: 1 | DMG: 25 | Upgrade: 75', {
	size: 25,
	fill: 0xFFFFFF
});
basicTowerInfo.anchor.set(0, 1);
basicTowerInfo.x = 350;
basicTowerInfo.y = -20;
LK.gui.bottomLeft.addChild(basicTowerInfo);
var splashTowerImage = LK.getAsset('splashTower', {
	anchorX: 0.5,
	anchorY: 1,
	scaleX: 0.8,
	scaleY: 0.8
});
splashTowerImage.x = 60;
splashTowerImage.y = -80;
LK.gui.bottomLeft.addChild(splashTowerImage);
var splashTowerBtn = new Text2('Splash (200)', {
	size: 40,
	fill: 0xFF4444
});
splashTowerBtn.anchor.set(0, 1);
splashTowerBtn.x = 100;
splashTowerBtn.y = -80;
LK.gui.bottomLeft.addChild(splashTowerBtn);
var splashTowerInfo = new Text2('Level: 1 | DMG: 40 | Upgrade: 150', {
	size: 25,
	fill: 0xFFFFFF
});
splashTowerInfo.anchor.set(0, 1);
splashTowerInfo.x = 350;
splashTowerInfo.y = -80;
LK.gui.bottomLeft.addChild(splashTowerInfo);
var slowTowerImage = LK.getAsset('slowTower', {
	anchorX: 0.5,
	anchorY: 1,
	scaleX: 0.8,
	scaleY: 0.8
});
slowTowerImage.x = 60;
slowTowerImage.y = -140;
LK.gui.bottomLeft.addChild(slowTowerImage);
var slowTowerBtn = new Text2('Slow (150)', {
	size: 40,
	fill: 0x44FF44
});
slowTowerBtn.anchor.set(0, 1);
slowTowerBtn.x = 100;
slowTowerBtn.y = -140;
LK.gui.bottomLeft.addChild(slowTowerBtn);
var slowTowerInfo = new Text2('Level: 1 | DMG: 15 | Upgrade: 100', {
	size: 25,
	fill: 0xFFFFFF
});
slowTowerInfo.anchor.set(0, 1);
slowTowerInfo.x = 350;
slowTowerInfo.y = -140;
LK.gui.bottomLeft.addChild(slowTowerInfo);
// Add levelatla upgrade buttons
var basicLevelatlaBtn = LK.getAsset('levelatla', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.3,
	scaleY: 0.3
});
basicLevelatlaBtn.x = 770;
basicLevelatlaBtn.y = -40;
LK.gui.bottomLeft.addChild(basicLevelatlaBtn);
var splashLevelatlaBtn = LK.getAsset('levelatla', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.3,
	scaleY: 0.3
});
splashLevelatlaBtn.x = 770;
splashLevelatlaBtn.y = -100;
LK.gui.bottomLeft.addChild(splashLevelatlaBtn);
var slowLevelatlaBtn = LK.getAsset('levelatla', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.3,
	scaleY: 0.3
});
slowLevelatlaBtn.x = 770;
slowLevelatlaBtn.y = -160;
LK.gui.bottomLeft.addChild(slowLevelatlaBtn);
// Selected tower type
var selectedTowerType = 'basic';
// Tower info tracking
var towerInfoStats = {
	basic: {
		level: 1,
		damage: 25,
		upgradeCost: 75
	},
	splash: {
		level: 1,
		damage: 40,
		upgradeCost: 150
	},
	slow: {
		level: 1,
		damage: 15,
		upgradeCost: 100
	}
};
// Add background highlights for tower selection
var basicTowerBg = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0.5,
	scaleX: 8.0,
	scaleY: 0.8
});
basicTowerBg.tint = 0x00FF00;
basicTowerBg.alpha = 0.3;
basicTowerBg.x = 10;
basicTowerBg.y = -40;
LK.gui.bottomLeft.addChild(basicTowerBg);
var splashTowerBg = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0.5,
	scaleX: 8.0,
	scaleY: 0.8
});
splashTowerBg.tint = 0x00FF00;
splashTowerBg.alpha = 0;
splashTowerBg.x = 10;
splashTowerBg.y = -100;
LK.gui.bottomLeft.addChild(splashTowerBg);
var slowTowerBg = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0.5,
	scaleX: 8.0,
	scaleY: 0.8
});
slowTowerBg.tint = 0x00FF00;
slowTowerBg.alpha = 0;
slowTowerBg.x = 10;
slowTowerBg.y = -160;
LK.gui.bottomLeft.addChild(slowTowerBg);
// Helper functions
function calculatePathLength() {
	if (!gamePath || gamePath.length < 2) return 0;
	var totalLength = 0;
	for (var i = 0; i < gamePath.length - 1; i++) {
		var dx = gamePath[i + 1].x - gamePath[i].x;
		var dy = gamePath[i + 1].y - gamePath[i].y;
		totalLength += Math.sqrt(dx * dx + dy * dy);
	}
	return Math.round(totalLength);
}
function updateUI() {
	coinsText.setText('Coins: ' + coins);
	healthText.setText('Base Health: ' + baseHealth);
	waveText.setText('Wave: ' + currentWave + (bossWave ? ' (BOSS)' : ''));
	// "6th wave" text display removed per request
	// Update button colors based on affordability
	basicTowerBtn.tint = coins >= 100 ? 0x4444FF : 0x666666;
	splashTowerBtn.tint = coins >= 200 ? 0xFF4444 : 0x666666;
	slowTowerBtn.tint = coins >= 150 ? 0x44FF44 : 0x666666;
	// Update tower info displays
	basicTowerInfo.setText('Level: ' + towerInfoStats.basic.level + ' | DMG: ' + towerInfoStats.basic.damage + ' | Upgrade: ' + towerInfoStats.basic.upgradeCost);
	splashTowerInfo.setText('Level: ' + towerInfoStats.splash.level + ' | DMG: ' + towerInfoStats.splash.damage + ' | Upgrade: ' + towerInfoStats.splash.upgradeCost);
	slowTowerInfo.setText('Level: ' + towerInfoStats.slow.level + ' | DMG: ' + towerInfoStats.slow.damage + ' | Upgrade: ' + towerInfoStats.slow.upgradeCost);
	// Update tower selection highlighting
	basicTowerBg.alpha = selectedTowerType === 'basic' ? 0.3 : 0;
	splashTowerBg.alpha = selectedTowerType === 'splash' ? 0.3 : 0;
	slowTowerBg.alpha = selectedTowerType === 'slow' ? 0.3 : 0;
	// Add pulsing animation to selected tower
	var selectedBg = selectedTowerType === 'basic' ? basicTowerBg : selectedTowerType === 'splash' ? splashTowerBg : slowTowerBg;
	if (selectedBg.alpha > 0) {
		var pulseAlpha = 0.3 + Math.sin(LK.ticks * 0.1) * 0.1;
		selectedBg.alpha = pulseAlpha;
	}
	// Show/hide levelatla buttons based on available coins
	basicLevelatlaBtn.visible = coins >= towerInfoStats.basic.upgradeCost;
	splashLevelatlaBtn.visible = coins >= towerInfoStats.splash.upgradeCost;
	slowLevelatlaBtn.visible = coins >= towerInfoStats.slow.upgradeCost;
}
function canPlaceTower(x, y) {
	// First check if position is within the blue frame boundaries
	var screenWidth = 2048;
	var screenHeight = 2732;
	var marginPercent = 0.08; // 8% margin from sides and top
	var bottomMarginPercent = 0.13; // 13% margin from bottom (8% + 5% increase)
	var pathMinX = Math.floor(screenWidth * marginPercent); // Blue frame left boundary
	var pathMaxX = screenWidth - Math.floor(screenWidth * marginPercent); // Blue frame right boundary
	var pathMinY = Math.floor(screenHeight * marginPercent); // Blue frame top boundary
	var pathMaxY = screenHeight - Math.floor(screenHeight * bottomMarginPercent); // Blue frame bottom boundary
	// Check if tower position is within blue frame boundaries
	if (x < pathMinX || x > pathMaxX || y < pathMinY || y > pathMaxY) {
		return false; // Outside blue frame area
	}
	// Check if position is not on path points
	for (var i = 0; i < gamePath.length; i++) {
		var pathPoint = gamePath[i];
		var distance = Math.sqrt((x - pathPoint.x) * (x - pathPoint.x) + (y - pathPoint.y) * (y - pathPoint.y));
		if (distance < 80) {
			return false;
		}
	}
	// Check if position is not on path segments
	for (var i = 0; i < gamePath.length - 1; i++) {
		var startPoint = gamePath[i];
		var endPoint = gamePath[i + 1];
		// Calculate distance from point to line segment
		var A = x - startPoint.x;
		var B = y - startPoint.y;
		var C = endPoint.x - startPoint.x;
		var D = endPoint.y - startPoint.y;
		var dot = A * C + B * D;
		var lenSq = C * C + D * D;
		var param = lenSq != 0 ? dot / lenSq : -1;
		var xx, yy;
		if (param < 0) {
			xx = startPoint.x;
			yy = startPoint.y;
		} else if (param > 1) {
			xx = endPoint.x;
			yy = endPoint.y;
		} else {
			xx = startPoint.x + param * C;
			yy = startPoint.y + param * D;
		}
		var dx = x - xx;
		var dy = y - yy;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 80) {
			return false;
		}
	}
	// Check if position is not too close to other towers
	for (var i = 0; i < towers.length; i++) {
		var tower = towers[i];
		var distance = Math.sqrt((x - tower.x) * (x - tower.x) + (y - tower.y) * (y - tower.y));
		if (distance < 100) {
			return false;
		}
	}
	return true;
}
function spawnEnemy() {
	var enemyTypes = ['basic', 'fast', 'tank'];
	var waveMultiplier = Math.floor((currentWave - 1) / 3);
	// Choose enemy type based on wave
	var enemyType = 'basic';
	if (currentWave > 3) {
		enemyType = enemyTypes[Math.floor(Math.random() * 2)]; // basic or fast
	}
	if (currentWave > 6) {
		enemyType = enemyTypes[Math.floor(Math.random() * 3)]; // all types
	}
	var enemy = new Enemy(enemyType, 0);
	enemy.x = gamePath[0].x;
	enemy.y = gamePath[0].y;
	// Scale health for later waves
	enemy.maxHealth *= 1 + waveMultiplier * 0.5;
	enemy.health = enemy.maxHealth;
	enemies.push(enemy);
	game.addChild(enemy);
	enemiesSpawned++;
}
function generateNewPath() {
	// Clear existing path tiles
	for (var i = 0; i < game.children.length; i++) {
		var child = game.children[i];
		if (child.tint === 0x8B4513) {
			child.destroy();
			i--;
		}
	}
	// Use blue frame boundaries for path generation (same as tower placement restrictions)
	var screenWidth = 2048;
	var screenHeight = 2732;
	var marginPercent = 0.08; // 8% margin from sides and top
	var bottomMarginPercent = 0.13; // 13% margin from bottom (8% + 5% increase)
	var minX = Math.floor(screenWidth * marginPercent); // Blue frame left boundary
	var maxX = screenWidth - Math.floor(screenWidth * marginPercent); // Blue frame right boundary
	var minY = Math.floor(screenHeight * marginPercent); // Blue frame top boundary
	var maxY = screenHeight - Math.floor(screenHeight * bottomMarginPercent); // Blue frame bottom boundary
	// Set path length based on wave with specific requirements
	var targetPathLength;
	if (currentWave === 1) {
		targetPathLength = 3000; // Wave 1 is exactly 3000 pixels
	} else if (currentWave === 6) {
		targetPathLength = 3500; // Wave 6 is exactly 3500 pixels
	} else if (currentWave === 11) {
		targetPathLength = 4000; // Wave 11 is exactly 4000 pixels
	} else if (currentWave === 16) {
		targetPathLength = 5000; // Wave 16 is exactly 5000 pixels
	} else {
		// For other waves, use the actual path length from previous wave plus 300px
		var prevWaveLength = wavePathLengths.length >= currentWave - 1 ? wavePathLengths[currentWave - 2] : previousWavePathLength;
		targetPathLength = prevWaveLength + 300;
	}
	// New completely random path generation system
	gamePath = [];
	// Random starting position on the edges of blue frame for better space utilization
	var edge = Math.floor(Math.random() * 4); // 0=top, 1=right, 2=bottom, 3=left
	var startX, startY;
	if (edge === 0) {
		// top edge
		startX = minX + 100 + Math.random() * (maxX - minX - 200);
		startY = minY + 100;
	} else if (edge === 1) {
		// right edge
		startX = maxX - 100;
		startY = minY + 100 + Math.random() * (maxY - minY - 200);
	} else if (edge === 2) {
		// bottom edge
		startX = minX + 100 + Math.random() * (maxX - minX - 200);
		startY = maxY - 100;
	} else {
		// left edge
		startX = minX + 100;
		startY = minY + 100 + Math.random() * (maxY - minY - 200);
	}
	gamePath.push({
		x: startX,
		y: startY
	});
	var currentX = startX;
	var currentY = startY;
	var totalLength = 0;
	var lastDirection = -1; // Track last direction to encourage turns
	// Helper function to check if two line segments intersect
	function segmentsIntersect(x1, y1, x2, y2, x3, y3, x4, y4) {
		var denominator = (x2 - x1) * (y4 - y3) - (y2 - y1) * (x4 - x3);
		if (Math.abs(denominator) < 0.0001) return false; // Parallel lines
		var t1 = ((x3 - x1) * (y4 - y3) - (y3 - y1) * (x4 - x3)) / denominator;
		var t2 = ((x3 - x1) * (y2 - y1) - (y3 - y1) * (x2 - x1)) / denominator;
		return t1 > 0.01 && t1 < 0.99 && t2 > 0.01 && t2 < 0.99; // Exclude endpoints
	}
	// Helper function to check if a new segment would intersect with existing path
	function wouldIntersectPath(fromX, fromY, toX, toY, currentPath) {
		// Check against all existing segments in the path
		for (var i = 0; i < currentPath.length - 1; i++) {
			var segX1 = currentPath[i].x;
			var segY1 = currentPath[i].y;
			var segX2 = currentPath[i + 1].x;
			var segY2 = currentPath[i + 1].y;
			// Skip if checking against the last segment (which connects to current position)
			if (i === currentPath.length - 2) continue;
			if (segmentsIntersect(fromX, fromY, toX, toY, segX1, segY1, segX2, segY2)) {
				return true;
			}
		}
		return false;
	}
	// Generate random path segments until we reach target length
	var maxAttempts = 200; // Increase attempts for more complex paths
	while (totalLength < targetPathLength - 200 && maxAttempts > 0) {
		var validSegmentFound = false;
		var attempts = 0;
		while (!validSegmentFound && attempts < 30) {
			// Prefer directions that create turns (different from last direction)
			var direction;
			if (lastDirection >= 0 && Math.random() < 0.7) {
				// 70% chance to turn
				// Choose a different direction than last
				var availableDirections = [0, 1, 2, 3].filter(function (d) {
					return d !== lastDirection && d !== (lastDirection + 2) % 4;
				});
				direction = availableDirections[Math.floor(Math.random() * availableDirections.length)];
			} else {
				direction = Math.floor(Math.random() * 4);
			}
			// Vary segment lengths more - shorter segments for more curves
			var segmentLength = 100 + Math.random() * 300;
			// Make segments shorter near edges to allow more maneuvering
			var edgeDistance = Math.min(currentX - minX, maxX - currentX, currentY - minY, maxY - currentY);
			if (edgeDistance < 300) {
				segmentLength = Math.min(segmentLength, 100 + Math.random() * 150);
			}
			// Make sure we don't exceed remaining target length
			var remainingLength = targetPathLength - totalLength;
			if (segmentLength > remainingLength - 100) {
				segmentLength = Math.max(100, remainingLength - 100);
			}
			var nextX = currentX;
			var nextY = currentY;
			// Calculate next position based on random direction
			if (direction === 0) {
				// right
				nextX = currentX + segmentLength;
			} else if (direction === 1) {
				// down
				nextY = currentY + segmentLength;
			} else if (direction === 2) {
				// left
				nextX = currentX - segmentLength;
			} else if (direction === 3) {
				// up
				nextY = currentY - segmentLength;
			}
			// Ensure path stays within blue frame boundaries with minimum distance from edges
			var minDistanceFromEdge = 50;
			nextX = Math.max(minX + minDistanceFromEdge, Math.min(maxX - minDistanceFromEdge, nextX));
			nextY = Math.max(minY + minDistanceFromEdge, Math.min(maxY - minDistanceFromEdge, nextY));
			// Check minimum distance between path points (not too close to existing points)
			var tooClose = false;
			for (var i = 0; i < gamePath.length; i++) {
				var dist = Math.sqrt(Math.pow(nextX - gamePath[i].x, 2) + Math.pow(nextY - gamePath[i].y, 2));
				if (dist < 200) {
					// Minimum 200px between path points
					tooClose = true;
					break;
				}
			}
			// Check if this segment would intersect with existing path and not too close
			if (!tooClose && !wouldIntersectPath(currentX, currentY, nextX, nextY, gamePath)) {
				validSegmentFound = true;
				// Add the new point to path
				gamePath.push({
					x: nextX,
					y: nextY
				});
				// Update current position and total length
				var segmentDx = nextX - currentX;
				var segmentDy = nextY - currentY;
				var actualSegmentLength = Math.sqrt(segmentDx * segmentDx + segmentDy * segmentDy);
				totalLength += actualSegmentLength;
				currentX = nextX;
				currentY = nextY;
				lastDirection = direction;
			}
			attempts++;
		}
		if (!validSegmentFound) {
			// If we can't find a valid segment, try backtracking
			if (gamePath.length > 2) {
				// Remove last point and try again
				gamePath.pop();
				var prevPoint = gamePath[gamePath.length - 1];
				currentX = prevPoint.x;
				currentY = prevPoint.y;
				// Recalculate total length
				totalLength = 0;
				for (var i = 0; i < gamePath.length - 1; i++) {
					var dx = gamePath[i + 1].x - gamePath[i].x;
					var dy = gamePath[i + 1].y - gamePath[i].y;
					totalLength += Math.sqrt(dx * dx + dy * dy);
				}
			} else {
				break;
			}
		}
		maxAttempts--;
		// Safety check to prevent infinite loops
		if (gamePath.length > 80) break; // Allow more segments for complex paths
	}
	// Add final segment to reach target length and preferably opposite side
	if (totalLength < targetPathLength - 50 && gamePath.length > 1) {
		var finalAttempts = 0;
		var finalSegmentAdded = false;
		// Try to end on opposite edge from start
		var startEdge = -1;
		if (gamePath[0].y < minY + 200) startEdge = 0; // started at top
		else if (gamePath[0].x > maxX - 200) startEdge = 1; // started at right
		else if (gamePath[0].y > maxY - 200) startEdge = 2; // started at bottom
		else if (gamePath[0].x < minX + 200) startEdge = 3; // started at left
		while (!finalSegmentAdded && finalAttempts < 20) {
			var finalX = currentX;
			var finalY = currentY;
			var remainingLength = targetPathLength - totalLength;
			// Try to reach opposite edge
			if (startEdge >= 0 && finalAttempts < 10) {
				var targetEdge = (startEdge + 2) % 4; // Opposite edge
				if (targetEdge === 0) {
					// top edge
					finalY = minY + 100;
					finalX = currentX + (Math.random() - 0.5) * 400;
				} else if (targetEdge === 1) {
					// right edge
					finalX = maxX - 100;
					finalY = currentY + (Math.random() - 0.5) * 400;
				} else if (targetEdge === 2) {
					// bottom edge
					finalY = maxY - 100;
					finalX = currentX + (Math.random() - 0.5) * 400;
				} else {
					// left edge
					finalX = minX + 100;
					finalY = currentY + (Math.random() - 0.5) * 400;
				}
			} else {
				// Random direction if opposite edge fails
				var finalDirection = Math.floor(Math.random() * 4);
				if (finalDirection === 0) {
					finalX = Math.min(maxX - 100, currentX + remainingLength);
				} else if (finalDirection === 1) {
					finalY = Math.min(maxY - 100, currentY + remainingLength);
				} else if (finalDirection === 2) {
					finalX = Math.max(minX + 100, currentX - remainingLength);
				} else {
					finalY = Math.max(minY + 100, currentY - remainingLength);
				}
			}
			// Ensure final position is within bounds
			finalX = Math.max(minX + 100, Math.min(maxX - 100, finalX));
			finalY = Math.max(minY + 100, Math.min(maxY - 100, finalY));
			// Check if final segment would intersect with existing path
			if (!wouldIntersectPath(currentX, currentY, finalX, finalY, gamePath)) {
				gamePath.push({
					x: finalX,
					y: finalY
				});
				finalSegmentAdded = true;
			}
			finalAttempts++;
		}
	}
	// Ensure gamePath has valid elements
	if (!gamePath || gamePath.length === 0) {
		// Fallback path if generation failed
		gamePath = [{
			x: 100,
			y: 400
		}, {
			x: 1800,
			y: 1600
		}];
	}
	// Draw path tiles using circles for smoother appearance
	for (var i = 0; i < gamePath.length; i++) {
		var pathTile = LK.getAsset('bullet', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 3.75,
			scaleY: 3.75
		});
		pathTile.x = gamePath[i].x;
		pathTile.y = gamePath[i].y;
		pathTile.alpha = 0.9;
		pathTile.tint = 0x8B4513;
		game.addChild(pathTile);
	}
	// Draw connecting segments with circles for smoother road
	for (var i = 0; i < gamePath.length - 1; i++) {
		var startPoint = gamePath[i];
		var endPoint = gamePath[i + 1];
		var dx = endPoint.x - startPoint.x;
		var dy = endPoint.y - startPoint.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		var segments = Math.ceil(distance / 20);
		for (var j = 1; j < segments; j++) {
			var t = j / segments;
			var segmentX = startPoint.x + dx * t;
			var segmentY = startPoint.y + dy * t;
			var segmentTile = LK.getAsset('bullet', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 3.75,
				scaleY: 3.75
			});
			segmentTile.x = segmentX;
			segmentTile.y = segmentY;
			segmentTile.alpha = 0.8;
			segmentTile.tint = 0x8B4513;
			game.addChild(segmentTile);
		}
	}
	// Update base position to match final path endpoint exactly
	if (base && gamePath.length > 0) {
		// Set base position to exactly match the final path point
		base.x = gamePath[gamePath.length - 1].x;
		base.y = gamePath[gamePath.length - 1].y;
	}
	// Update baslangic position to new start position
	if (baslangicImage) {
		// Ensure baslangic stays within screen bounds with safety margin
		var baslangicSafetyMargin = 100;
		baslangicImage.x = Math.max(baslangicSafetyMargin, Math.min(2048 - baslangicSafetyMargin, gamePath[0].x));
		baslangicImage.y = Math.max(baslangicSafetyMargin, Math.min(2732 - baslangicSafetyMargin, gamePath[0].y));
	}
	// Ensure base and baslangic stay in foreground
	if (base) game.addChild(base);
	if (baslangicImage) game.addChild(baslangicImage);
	// Create path area border frame (10px thickness, blue color, in foreground)
	// Calculate path area boundaries with 8% margin from sides/top, 13% margin from bottom (same as path generation)
	var pathAreaMinX = Math.floor(screenWidth * marginPercent); // 8% from left
	var pathAreaMaxX = screenWidth - Math.floor(screenWidth * marginPercent); // 8% from right
	var pathAreaMinY = Math.floor(screenHeight * marginPercent); // 8% from top
	var pathAreaMaxY = screenHeight - Math.floor(screenHeight * bottomMarginPercent); // 13% from bottom
	// Top path area border
	var pathAreaTopBorder = LK.getAsset('pathTile', {
		anchorX: 0,
		anchorY: 0,
		scaleX: (pathAreaMaxX - pathAreaMinX) / 100,
		scaleY: 0.1
	});
	pathAreaTopBorder.x = pathAreaMinX;
	pathAreaTopBorder.y = pathAreaMinY;
	pathAreaTopBorder.tint = 0x0000FF;
	game.addChild(pathAreaTopBorder);
	// Bottom path area border
	var pathAreaBottomBorder = LK.getAsset('pathTile', {
		anchorX: 0,
		anchorY: 0,
		scaleX: (pathAreaMaxX - pathAreaMinX) / 100,
		scaleY: 0.1
	});
	pathAreaBottomBorder.x = pathAreaMinX;
	pathAreaBottomBorder.y = pathAreaMaxY - 10;
	pathAreaBottomBorder.tint = 0x0000FF;
	game.addChild(pathAreaBottomBorder);
	// Left path area border
	var pathAreaLeftBorder = LK.getAsset('pathTile', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 0.1,
		scaleY: (pathAreaMaxY - pathAreaMinY) / 100
	});
	pathAreaLeftBorder.x = pathAreaMinX;
	pathAreaLeftBorder.y = pathAreaMinY;
	pathAreaLeftBorder.tint = 0x0000FF;
	game.addChild(pathAreaLeftBorder);
	// Right path area border
	var pathAreaRightBorder = LK.getAsset('pathTile', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 0.1,
		scaleY: (pathAreaMaxY - pathAreaMinY) / 100
	});
	pathAreaRightBorder.x = pathAreaMaxX - 10;
	pathAreaRightBorder.y = pathAreaMinY;
	pathAreaRightBorder.tint = 0x0000FF;
	game.addChild(pathAreaRightBorder);
	// Update previous wave path length for waves after Wave 1
	if (currentWave > 1) {
		var actualPathLength = calculatePathLength();
		if (actualPathLength > 0) {
			previousWavePathLength = actualPathLength;
			wavePathLengths[currentWave - 1] = actualPathLength; // Store current wave length
			// Save to database
			storage.previousWavePathLength = previousWavePathLength;
			storage.wavePathLengths = wavePathLengths;
		}
	}
}
function startNextWave() {
	// Generate new path when wave starts
	generateNewPath();
	// Ensure gamePath has valid elements after generation
	if (!gamePath || gamePath.length === 0) {
		// Fallback path if generation failed
		gamePath = [{
			x: 100,
			y: 400
		}, {
			x: 1800,
			y: 1600
		}];
	}
	// Update base position to match path endpoint exactly
	if (base && gamePath.length > 0) {
		// Set base position to exactly match the final path point
		base.x = gamePath[gamePath.length - 1].x;
		base.y = gamePath[gamePath.length - 1].y;
	}
	if (baslangicImage) {
		// Ensure baslangic stays within screen bounds with safety margin
		var baslangicSafetyMargin = 100;
		baslangicImage.x = Math.max(baslangicSafetyMargin, Math.min(2048 - baslangicSafetyMargin, gamePath[0].x));
		baslangicImage.y = Math.max(baslangicSafetyMargin, Math.min(2732 - baslangicSafetyMargin, gamePath[0].y));
	}
}
function clearAllTowers() {
	for (var i = towers.length - 1; i >= 0; i--) {
		towers[i].destroy();
	}
	towers = [];
}
function spawnBossEnemy() {
	var waveMultiplier = Math.floor((currentWave - 1) / 3);
	var totalEnemyHealth = 0;
	var enemyCount = enemiesPerWave * currentWave;
	// Calculate total health of all enemies that would spawn in wave 5
	for (var i = 0; i < enemyCount; i++) {
		var baseHealth = 100; // Basic enemy health
		if (currentWave > 3) baseHealth = 80; // Mix of basic and fast
		if (currentWave > 6) baseHealth = 120; // Mix of all types
		totalEnemyHealth += baseHealth * (1 + waveMultiplier * 0.5);
	}
	// Reduce boss health by 90% (keep only 10% of original health) then multiply by 6 (3*2), then reduce by 20%, then reduce by another 10%
	var bossHealth = Math.floor(totalEnemyHealth * 0.1) * 6 * 0.8 * 0.9;
	var boss = new Enemy('boss', 0);
	boss.x = gamePath[0].x;
	boss.y = gamePath[0].y;
	boss.maxHealth = bossHealth;
	boss.health = bossHealth;
	boss.reward = 200;
	enemies.push(boss);
	game.addChild(boss);
	bossSpawned = true;
	// Show boss health display
	bossHealthText.setText('Boss Health: ' + boss.health);
	bossHealthText.visible = true;
}
function showTowerInfo(tower) {
	if (!tower) return;
	if (towerInfoPanel) {
		towerInfoPanel.destroy();
	}
	var panel = LK.getAsset('base', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 1.5
	});
	panel.tint = 0x333333;
	panel.alpha = 0.8;
	// Ensure panel stays completely within screen bounds
	var panelWidth = 120 * 2; // base width * scaleX
	var panelHeight = 120 * 1.5; // base height * scaleY
	var panelMargin = 50;
	panel.x = Math.max(panelWidth / 2 + panelMargin, Math.min(2048 - panelWidth / 2 - panelMargin, tower.x));
	panel.y = Math.max(panelHeight / 2 + panelMargin, Math.min(2732 - panelHeight / 2 - panelMargin, Math.max(150, tower.y - 150)));
	game.addChild(panel);
	towerInfoPanel = panel;
	var infoText = new Text2('Level: ' + tower.level + '\nDamage: ' + tower.damage + '\nUpgrade: ' + tower.upgradeCost, {
		size: 25,
		fill: 0xFFFFFF
	});
	infoText.anchor.set(0.5, 0.5);
	infoText.x = 0;
	infoText.y = -25;
	panel.addChild(infoText);
	if (coins >= tower.upgradeCost) {
		var upgradeBtn = new Text2('UPGRADE', {
			size: 30,
			fill: 0x00FF00
		});
		upgradeBtn.anchor.set(0.5, 0.5);
		upgradeBtn.y = 35;
		panel.addChild(upgradeBtn);
	}
}
// Function to jump to specific wave
function jumpToWave(targetWave) {
	if (targetWave < 1) targetWave = 1;
	// 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 = [];
	// Clear all towers
	clearAllTowers();
	// Set wave variables
	currentWave = targetWave;
	enemiesSpawned = 0;
	bossWave = currentWave % 5 === 0;
	bossSpawned = false;
	waveDelay = 60;
	// Reset base health and give appropriate coins for the wave
	baseHealth = 100;
	coins = 300 + (targetWave - 1) * 100; // Give coins based on wave
	// Update path lengths array for target wave
	while (wavePathLengths.length < targetWave) {
		var baseLength = wavePathLengths.length > 0 ? wavePathLengths[wavePathLengths.length - 1] : 3000;
		wavePathLengths.push(baseLength + 300);
	}
	if (targetWave > 1) {
		previousWavePathLength = wavePathLengths[targetWave - 2];
	} else {
		previousWavePathLength = 3000;
	}
	// Save to database
	storage.wavePathLengths = wavePathLengths;
	storage.previousWavePathLength = previousWavePathLength;
	// Generate new path for target wave
	startNextWave();
}
// Sound toggle handler
soundToggleBtn.down = function () {
	soundEnabled = !soundEnabled;
	if (soundEnabled) {
		soundToggleBtn.setText('🔊');
		LK.playMusic('muzik', {
			fade: {
				start: 0,
				end: 0.5,
				duration: 100
			}
		});
	} else {
		soundToggleBtn.setText('🔇');
		LK.stopMusic();
	}
};
// Event handlers
basicTowerBtn.down = function () {
	selectedTowerType = 'basic';
	if (selectedTower) {
		selectedTower.hideRange();
		selectedTower = null;
	}
};
splashTowerBtn.down = function () {
	selectedTowerType = 'splash';
	if (selectedTower) {
		selectedTower.hideRange();
		selectedTower = null;
	}
};
slowTowerBtn.down = function () {
	selectedTowerType = 'slow';
	if (selectedTower) {
		selectedTower.hideRange();
		selectedTower = null;
	}
};
// Add click handlers for levelatla upgrade buttons
basicLevelatlaBtn.down = function () {
	if (coins >= towerInfoStats.basic.upgradeCost) {
		coins -= towerInfoStats.basic.upgradeCost;
		towerInfoStats.basic.level++;
		towerInfoStats.basic.damage = Math.floor(towerInfoStats.basic.damage * 1.5);
		towerInfoStats.basic.upgradeCost = Math.floor(towerInfoStats.basic.upgradeCost * 1.8);
	}
};
splashLevelatlaBtn.down = function () {
	if (coins >= towerInfoStats.splash.upgradeCost) {
		coins -= towerInfoStats.splash.upgradeCost;
		towerInfoStats.splash.level++;
		towerInfoStats.splash.damage = Math.floor(towerInfoStats.splash.damage * 1.5);
		towerInfoStats.splash.upgradeCost = Math.floor(towerInfoStats.splash.upgradeCost * 1.8);
	}
};
slowLevelatlaBtn.down = function () {
	if (coins >= towerInfoStats.slow.upgradeCost) {
		coins -= towerInfoStats.slow.upgradeCost;
		towerInfoStats.slow.level++;
		towerInfoStats.slow.damage = Math.floor(towerInfoStats.slow.damage * 1.5);
		towerInfoStats.slow.upgradeCost = Math.floor(towerInfoStats.slow.upgradeCost * 1.8);
	}
};
game.down = function (x, y, obj) {
	// Hide tower range if clicking elsewhere
	if (selectedTower) {
		selectedTower.hideRange();
		selectedTower = null;
	}
	// Try to place tower
	var towerCost = selectedTowerType === 'basic' ? 100 : selectedTowerType === 'splash' ? 200 : 150;
	if (coins >= towerCost && canPlaceTower(x, y)) {
		var tower = new Tower(selectedTowerType);
		tower.x = x;
		tower.y = y;
		towers.push(tower);
		game.addChild(tower);
		coins -= towerCost;
		// Update tower info stats
		towerInfoStats[selectedTowerType].level = Math.max(towerInfoStats[selectedTowerType].level, tower.level);
		towerInfoStats[selectedTowerType].damage = Math.max(towerInfoStats[selectedTowerType].damage, tower.damage);
		towerInfoStats[selectedTowerType].upgradeCost = Math.max(towerInfoStats[selectedTowerType].upgradeCost, tower.upgradeCost);
		if (soundEnabled) LK.getSound('place').play();
	}
};
// Create black border frame around the game area (10px thickness)
// Top border
var topBorder = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 20.48,
	scaleY: 0.1
});
topBorder.x = 0;
topBorder.y = 0;
topBorder.tint = 0x000000;
game.addChild(topBorder);
// Bottom border
var bottomBorder = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 20.48,
	scaleY: 0.1
});
bottomBorder.x = 0;
bottomBorder.y = 2722;
bottomBorder.tint = 0x000000;
game.addChild(bottomBorder);
// Left border
var leftBorder = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 0.1,
	scaleY: 27.32
});
leftBorder.x = 0;
leftBorder.y = 0;
leftBorder.tint = 0x000000;
game.addChild(leftBorder);
// Right border
var rightBorder = LK.getAsset('pathTile', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 0.1,
	scaleY: 27.32
});
rightBorder.x = 2038;
rightBorder.y = 0;
rightBorder.tint = 0x000000;
game.addChild(rightBorder);
// Start background music
LK.playMusic('muzik', {
	fade: {
		start: 0,
		end: 0.5,
		duration: 100
	}
});
// Start the first wave
startNextWave();
// Main game loop
game.update = function () {
	// Spawn enemies
	if (bossWave) {
		// Boss wave spawning
		if (waveDelay <= 0 && !bossSpawned) {
			spawnBossEnemy();
			waveDelay = 0;
		} else {
			waveDelay--;
		}
	} else {
		// Normal wave spawning
		if (waveDelay <= 0 && enemiesSpawned < enemiesPerWave * currentWave) {
			spawnEnemy();
			waveDelay = 60; // 1 second between spawns
		} else {
			waveDelay--;
		}
	}
	// Check wave completion
	if (bossWave) {
		// Boss wave completion
		if (bossSpawned && enemies.length === 0) {
			// Store current boss wave path length before generating new path
			var bossWavePathLength = calculatePathLength();
			wavePathLengths[currentWave - 1] = bossWavePathLength;
			// Set previous wave path length to the boss wave path length
			// so the new path will be boss wave length + 300px
			previousWavePathLength = bossWavePathLength;
			// Save to database
			storage.wavePathLengths = wavePathLengths;
			storage.previousWavePathLength = previousWavePathLength;
			// Clear all towers when boss is killed
			clearAllTowers();
			// Reset path extension factor for new wave
			pathExtensionFactor = 1.0;
			currentWave++;
			enemiesSpawned = 0;
			// Generate new path with 300px increase when boss is killed
			startNextWave();
			coins += 100 * currentWave; // Bonus coins for completing boss wave
			waveDelay = 300; // 5 second break after boss
			bossWave = false;
			bossSpawned = false;
			// Hide boss health display
			bossHealthText.visible = false;
		}
	} else {
		// Normal wave completion - keep same path and towers
		if (enemiesSpawned >= enemiesPerWave * currentWave && enemies.length === 0) {
			// Check if this completes a set of 5 waves
			if (currentWave % 5 === 0) {
				// Start boss wave - don't regenerate path yet, wait for boss kill
				bossWave = true;
				bossSpawned = false;
				waveDelay = 180; // 3 second break before boss
			} else {
				// Normal wave progression - no path regeneration, no tower clearing
				currentWave++;
				enemiesSpawned = 0;
				coins += 25 * currentWave; // Bonus coins for completing wave
				waveDelay = 180; // 3 second break between waves
			}
		}
	}
	// Update enemies
	for (var i = enemies.length - 1; i >= 0; i--) {
		var enemy = enemies[i];
		if (enemy.pathIndex >= gamePath.length - 1) {
			// Enemy reached base
			// Check if this is a boss enemy - if so, game over immediately
			if (bossWave && enemy.health > 0) {
				// Boss reached base - game over
				LK.setScore(currentWave - 1);
				LK.showGameOver();
				return;
			}
			baseHealth--;
			enemy.destroy();
			enemies.splice(i, 1);
		}
	}
	// Update towers
	for (var i = 0; i < towers.length; i++) {
		towers[i].update();
	}
	// Update bullets
	for (var i = 0; i < bullets.length; i++) {
		bullets[i].update();
	}
	// Check game over
	if (baseHealth <= 0) {
		LK.setScore(currentWave - 1);
		LK.showGameOver();
	}
	// Update UI
	updateUI();
};