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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function (startX, startY, targetEnemy, damage, speed) {
	var self = Container.call(this);
	self.targetEnemy = targetEnemy;
	self.damage = damage || 10;
	self.speed = speed || 5;
	self.x = startX;
	self.y = startY;
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		if (!self.targetEnemy || !self.targetEnemy.parent) {
			self.destroy();
			return;
		}
		var dx = self.targetEnemy.x - self.x;
		var dy = self.targetEnemy.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < self.speed) {
			// Apply damage to target enemy
			self.targetEnemy.health -= self.damage;
			if (self.targetEnemy.health <= 0) {
				self.targetEnemy.health = 0;
			} else {
				self.targetEnemy.healthBar.width = self.targetEnemy.health / self.targetEnemy.maxHealth * 70;
			}
			// Apply special effects based on bullet type
			if (self.type === 'splash') {
				// Create visual splash effect
				var splashEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'splash');
				game.addChild(splashEffect);
				// Splash damage to nearby enemies
				var splashRadius = CELL_SIZE * 1.5;
				for (var i = 0; i < enemies.length; i++) {
					var otherEnemy = enemies[i];
					if (otherEnemy !== self.targetEnemy) {
						var splashDx = otherEnemy.x - self.targetEnemy.x;
						var splashDy = otherEnemy.y - self.targetEnemy.y;
						var splashDistance = Math.sqrt(splashDx * splashDx + splashDy * splashDy);
						if (splashDistance <= splashRadius) {
							// Apply splash damage (50% of original damage)
							otherEnemy.health -= self.damage * 0.5;
							if (otherEnemy.health <= 0) {
								otherEnemy.health = 0;
							} else {
								otherEnemy.healthBar.width = otherEnemy.health / otherEnemy.maxHealth * 70;
							}
						}
					}
				}
			} else if (self.type === 'slow') {
				// Prevent slow effect on immune enemies
				if (!self.targetEnemy.isImmune) {
					// Create visual slow effect
					var slowEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'slow');
					game.addChild(slowEffect);
					// Apply slow effect
					// Make slow percentage scale with tower level (default 50%, up to 80% at max level)
					var slowPct = 0.5;
					if (self.sourceTowerLevel !== undefined) {
						// Scale: 50% at level 1, 60% at 2, 65% at 3, 70% at 4, 75% at 5, 80% at 6
						var slowLevels = [0.5, 0.6, 0.65, 0.7, 0.75, 0.8];
						var idx = Math.max(0, Math.min(5, self.sourceTowerLevel - 1));
						slowPct = slowLevels[idx];
					}
					if (!self.targetEnemy.slowed) {
						self.targetEnemy.originalSpeed = self.targetEnemy.speed;
						self.targetEnemy.speed *= 1 - slowPct; // Slow by X%
						self.targetEnemy.slowed = true;
						self.targetEnemy.slowDuration = 180; // 3 seconds at 60 FPS
					} else {
						self.targetEnemy.slowDuration = 180; // Reset duration
					}
				}
			} else if (self.type === 'poison') {
				// Prevent poison effect on immune enemies
				if (!self.targetEnemy.isImmune) {
					// Create visual poison effect
					var poisonEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'poison');
					game.addChild(poisonEffect);
					// Apply poison effect
					self.targetEnemy.poisoned = true;
					self.targetEnemy.poisonDamage = self.damage * 0.2; // 20% of original damage per tick
					self.targetEnemy.poisonDuration = 300; // 5 seconds at 60 FPS
				}
			} else if (self.type === 'fire') {
				// Create visual fire effect
				var fireEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'fire');
				game.addChild(fireEffect);
				// Apply burning effect - affects all enemies
				self.targetEnemy.burning = true;
				self.targetEnemy.burnDamage = self.damage * 0.3; // 30% of original damage per tick
				self.targetEnemy.burnDuration = 240; // 4 seconds at 60 FPS
				// Fire damage to nearby enemies in radius
				var fireRadius = CELL_SIZE * 2;
				for (var i = 0; i < enemies.length; i++) {
					var otherEnemy = enemies[i];
					if (otherEnemy !== self.targetEnemy) {
						var fireDx = otherEnemy.x - self.targetEnemy.x;
						var fireDy = otherEnemy.y - self.targetEnemy.y;
						var fireDistance = Math.sqrt(fireDx * fireDx + fireDy * fireDy);
						if (fireDistance <= fireRadius) {
							// Apply burn damage to nearby enemies
							otherEnemy.health -= self.damage * 0.4; // 40% of original damage
							if (otherEnemy.health <= 0) {
								otherEnemy.health = 0;
							} else {
								otherEnemy.healthBar.width = otherEnemy.health / otherEnemy.maxHealth * 70;
							}
							// Apply burning effect
							otherEnemy.burning = true;
							otherEnemy.burnDamage = self.damage * 0.2; // 20% burn damage for nearby enemies
							otherEnemy.burnDuration = 180; // 3 seconds
						}
					}
				}
			} else if (self.type === 'sniper') {
				// Create visual critical hit effect for sniper
				var sniperEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'sniper');
				game.addChild(sniperEffect);
			}
			self.destroy();
		} else {
			var angle = Math.atan2(dy, dx);
			self.x += Math.cos(angle) * self.speed;
			self.y += Math.sin(angle) * self.speed;
		}
	};
	return self;
});
var DebugCell = Container.expand(function () {
	var self = Container.call(this);
	var cellGraphics = self.attachAsset('cell', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cellGraphics.tint = Math.random() * 0xffffff;
	var debugArrows = [];
	var numberLabel = new Text2('0', {
		size: 30,
		fill: 0xFFFFFF,
		weight: 800
	});
	numberLabel.anchor.set(.5, .5);
	self.addChild(numberLabel);
	self.update = function () {};
	self.down = function () {
		return;
		if (self.cell.type == 0 || self.cell.type == 1) {
			self.cell.type = self.cell.type == 1 ? 0 : 1;
			if (grid.pathFind()) {
				self.cell.type = self.cell.type == 1 ? 0 : 1;
				grid.pathFind();
				var notification = game.addChild(new Notification("Path is blocked!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
			grid.renderDebug();
		}
	};
	self.removeArrows = function () {
		while (debugArrows.length) {
			self.removeChild(debugArrows.pop());
		}
	};
	self.render = function (data) {
		switch (data.type) {
			case 0:
			case 2:
				{
					if (data.pathId != pathId) {
						self.removeArrows();
						numberLabel.setText("-");
						cellGraphics.tint = 0x880000;
						return;
					}
					numberLabel.visible = true;
					var tint = Math.floor(data.score / maxScore * 0x88);
					var towerInRangeHighlight = false;
					if (selectedTower && data.towersInRange && data.towersInRange.indexOf(selectedTower) !== -1) {
						towerInRangeHighlight = true;
						cellGraphics.tint = 0x0088ff;
					} else {
						cellGraphics.tint = 0x88 - tint << 8 | tint;
					}
					while (debugArrows.length > data.targets.length) {
						self.removeChild(debugArrows.pop());
					}
					for (var a = 0; a < data.targets.length; a++) {
						var destination = data.targets[a];
						var ox = destination.x - data.x;
						var oy = destination.y - data.y;
						var angle = Math.atan2(oy, ox);
						if (!debugArrows[a]) {
							debugArrows[a] = LK.getAsset('arrow', {
								anchorX: -.5,
								anchorY: 0.5
							});
							debugArrows[a].alpha = .5;
							self.addChildAt(debugArrows[a], 1);
						}
						debugArrows[a].rotation = angle;
					}
					break;
				}
			case 1:
				{
					self.removeArrows();
					cellGraphics.tint = 0xaaaaaa;
					numberLabel.visible = false;
					break;
				}
			case 3:
				{
					self.removeArrows();
					cellGraphics.tint = 0x008800;
					numberLabel.visible = false;
					break;
				}
		}
		numberLabel.setText(Math.floor(data.score / 1000) / 10);
	};
});
var DiamondIndicator = Container.expand(function (value, x, y) {
	var self = Container.call(this);
	var shadowText = new Text2("+" + value, {
		size: 45,
		fill: 0x000000,
		weight: 800
	});
	shadowText.anchor.set(0.5, 0.5);
	shadowText.x = 2;
	shadowText.y = 2;
	self.addChild(shadowText);
	var diamondText = new Text2("+" + value, {
		size: 45,
		fill: 0x00FFFF,
		weight: 800
	});
	diamondText.anchor.set(0.5, 0.5);
	self.addChild(diamondText);
	self.x = x;
	self.y = y;
	self.alpha = 0;
	self.scaleX = 0.5;
	self.scaleY = 0.5;
	tween(self, {
		alpha: 1,
		scaleX: 1.2,
		scaleY: 1.2,
		y: y - 40
	}, {
		duration: 50,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(self, {
				alpha: 0,
				scaleX: 1.5,
				scaleY: 1.5,
				y: y - 80
			}, {
				duration: 600,
				easing: tween.easeIn,
				delay: 800,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	});
	return self;
});
// This update method was incorrectly placed here and should be removed
var EffectIndicator = Container.expand(function (x, y, type) {
	var self = Container.call(this);
	self.x = x;
	self.y = y;
	var effectGraphics = self.attachAsset('rangeCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	effectGraphics.blendMode = 1;
	switch (type) {
		case 'splash':
			effectGraphics.tint = 0x33CC00;
			effectGraphics.width = effectGraphics.height = CELL_SIZE * 1.5;
			break;
		case 'slow':
			effectGraphics.tint = 0x9900FF;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
		case 'poison':
			effectGraphics.tint = 0x00FFAA;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
		case 'sniper':
			effectGraphics.tint = 0xFF5500;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
		case 'fire':
			effectGraphics.tint = 0xFF4400;
			effectGraphics.width = effectGraphics.height = CELL_SIZE * 2;
			break;
		case 'attack':
			effectGraphics.tint = 0xFF0000;
			effectGraphics.width = effectGraphics.height = CELL_SIZE * 0.8;
			break;
	}
	effectGraphics.alpha = 0.7;
	self.alpha = 0;
	// Animate the effect
	tween(self, {
		alpha: 0.8,
		scaleX: 1.5,
		scaleY: 1.5
	}, {
		duration: 200,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(self, {
				alpha: 0,
				scaleX: 2,
				scaleY: 2
			}, {
				duration: 300,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	});
	return self;
});
// Base enemy class for common functionality
var Enemy = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'normal';
	self.speed = .01;
	self.cellX = 0;
	self.cellY = 0;
	self.currentCellX = 0;
	self.currentCellY = 0;
	self.currentTarget = undefined;
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.bulletsTargetingThis = [];
	self.waveNumber = currentWave;
	self.isFlying = false;
	self.isImmune = false;
	self.isBoss = false;
	self.attackDamage = 3; // Base attack damage reduced to 1-6 range
	self.attackRate = 60; // Frames between attacks (1 second at 60 FPS)
	self.lastAttacked = 0; // Track when enemy last attacked
	// Check if this is a boss wave
	// Check if this is a boss wave
	// Apply different stats based on enemy type
	switch (self.type) {
		case 'fast':
			self.speed *= 2; // Twice as fast
			self.maxHealth = 100;
			self.attackDamage = 2; // Low damage but fast
			self.attackRate = 45; // Attacks faster
			break;
		case 'immune':
			self.isImmune = true;
			self.maxHealth = 80;
			self.attackDamage = 4; // Moderate damage
			break;
		case 'flying':
			self.isFlying = true;
			self.maxHealth = 80;
			self.attackDamage = 3; // Moderate damage
			break;
		case 'swarm':
			self.maxHealth = 50; // Weaker enemies
			self.attackDamage = 1; // Very low damage but swarm
			self.attackRate = 40; // But attack frequently
			break;
		case 'normal':
		default:
			// Normal enemy uses default values
			break;
	}
	if (currentWave % 10 === 0 && currentWave >= 10) {
		self.isBoss = true;
		// Boss enemies have 25000 health and are larger
		self.maxHealth = 25000;
		// Bosses deal slightly more damage but still in 1-6 range
		self.attackDamage = 6; // Max damage for bosses
		// Attack more frequently
		self.attackRate = 30;
		// Slower speed for bosses
		self.speed = self.speed * 0.7;
	}
	self.health = self.maxHealth;
	// Get appropriate asset for this enemy type
	var assetId = 'enemy';
	if (self.type !== 'normal') {
		assetId = 'enemy_' + self.type;
	}
	var enemyGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Scale up boss enemies
	if (self.isBoss) {
		enemyGraphics.scaleX = 1.8;
		enemyGraphics.scaleY = 1.8;
	}
	// Fall back to regular enemy asset if specific type asset not found
	// Apply tint to differentiate enemy types
	/*switch (self.type) {
		case 'fast':
			enemyGraphics.tint = 0x00AAFF; // Blue for fast enemies
			break;
		case 'immune':
			enemyGraphics.tint = 0xAA0000; // Red for immune enemies
			break;
		case 'flying':
			enemyGraphics.tint = 0xFFFF00; // Yellow for flying enemies
			break;
		case 'swarm':
			enemyGraphics.tint = 0xFF00FF; // Pink for swarm enemies
			break;
	}*/
	// Create shadow for flying enemies
	if (self.isFlying) {
		// Create a shadow container that will be added to the shadow layer
		self.shadow = new Container();
		// Clone the enemy graphics for the shadow
		var shadowGraphics = self.shadow.attachAsset(assetId || 'enemy', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Apply shadow effect
		shadowGraphics.tint = 0x000000; // Black shadow
		shadowGraphics.alpha = 0.4; // Semi-transparent
		// If this is a boss, scale up the shadow to match
		if (self.isBoss) {
			shadowGraphics.scaleX = 1.8;
			shadowGraphics.scaleY = 1.8;
		}
		// Position shadow slightly offset
		self.shadow.x = 20; // Offset right
		self.shadow.y = 20; // Offset down
		// Ensure shadow has the same rotation as the enemy
		shadowGraphics.rotation = enemyGraphics.rotation;
	}
	var healthBarOutline = self.attachAsset('healthBarOutline', {
		anchorX: 0,
		anchorY: 0.5
	});
	var healthBarBG = self.attachAsset('healthBar', {
		anchorX: 0,
		anchorY: 0.5
	});
	var healthBar = self.attachAsset('healthBar', {
		anchorX: 0,
		anchorY: 0.5
	});
	healthBarBG.y = healthBarOutline.y = healthBar.y = -enemyGraphics.height / 2 - 10;
	healthBarOutline.x = -healthBarOutline.width / 2;
	healthBarBG.x = healthBar.x = -healthBar.width / 2 - .5;
	healthBar.tint = 0x00ff00;
	healthBarBG.tint = 0xff0000;
	self.healthBar = healthBar;
	self.update = function () {
		if (self.health <= 0) {
			self.health = 0;
			self.healthBar.width = 0;
		}
		// Handle slow effect
		if (self.isImmune) {
			// Immune enemies cannot be slowed or poisoned, clear any such effects
			self.slowed = false;
			self.slowEffect = false;
			self.poisoned = false;
			self.poisonEffect = false;
			// Reset speed to original if needed
			if (self.originalSpeed !== undefined) {
				self.speed = self.originalSpeed;
			}
		} else {
			// Handle slow effect
			if (self.slowed) {
				// Visual indication of slowed status
				if (!self.slowEffect) {
					self.slowEffect = true;
				}
				self.slowDuration--;
				if (self.slowDuration <= 0) {
					self.speed = self.originalSpeed;
					self.slowed = false;
					self.slowEffect = false;
					// Only reset tint if not poisoned
					if (!self.poisoned) {
						enemyGraphics.tint = 0xFFFFFF; // Reset tint
					}
				}
			}
			// Handle poison effect
			if (self.poisoned) {
				// Visual indication of poisoned status
				if (!self.poisonEffect) {
					self.poisonEffect = true;
				}
				// Apply poison damage every 30 frames (twice per second)
				if (LK.ticks % 30 === 0) {
					self.health -= self.poisonDamage;
					if (self.health <= 0) {
						self.health = 0;
					}
					self.healthBar.width = self.health / self.maxHealth * 70;
				}
				self.poisonDuration--;
				if (self.poisonDuration <= 0) {
					self.poisoned = false;
					self.poisonEffect = false;
					// Only reset tint if not slowed
					if (!self.slowed && !self.burning) {
						enemyGraphics.tint = 0xFFFFFF; // Reset tint
					}
				}
			}
			// Handle burning effect
			if (self.burning) {
				// Visual indication of burning status
				if (!self.burnEffect) {
					self.burnEffect = true;
				}
				// Apply burn damage every 20 frames (3 times per second)
				if (LK.ticks % 20 === 0) {
					self.health -= self.burnDamage;
					if (self.health <= 0) {
						self.health = 0;
					}
					self.healthBar.width = self.health / self.maxHealth * 70;
				}
				self.burnDuration--;
				if (self.burnDuration <= 0) {
					self.burning = false;
					self.burnEffect = false;
					// Only reset tint if not slowed or poisoned
					if (!self.slowed && !self.poisoned) {
						enemyGraphics.tint = 0xFFFFFF; // Reset tint
					}
				}
			}
		}
		// Set tint based on effect status
		if (self.isImmune) {
			enemyGraphics.tint = 0xFFFFFF;
		} else if (self.burning && self.poisoned && self.slowed) {
			// All three effects: fire + poison + slow (orange-purple-blue mix)
			enemyGraphics.tint = 0xFF6600;
		} else if (self.burning && self.poisoned) {
			// Fire + poison: red-green mix (orange)
			enemyGraphics.tint = 0xFF7700;
		} else if (self.burning && self.slowed) {
			// Fire + slow: red-purple mix
			enemyGraphics.tint = 0xFF2266;
		} else if (self.poisoned && self.slowed) {
			// Combine poison (0x00FFAA) and slow (0x9900FF) colors
			// Simple average: R: (0+153)/2=76, G: (255+0)/2=127, B: (170+255)/2=212
			enemyGraphics.tint = 0x4C7FD4;
		} else if (self.burning) {
			enemyGraphics.tint = 0xFF4400; // Fire effect color
		} else if (self.poisoned) {
			enemyGraphics.tint = 0x00FFAA;
		} else if (self.slowed) {
			enemyGraphics.tint = 0x9900FF;
		} else {
			enemyGraphics.tint = 0xFFFFFF;
		}
		if (self.currentTarget) {
			var ox = self.currentTarget.x - self.currentCellX;
			var oy = self.currentTarget.y - self.currentCellY;
			if (ox !== 0 || oy !== 0) {
				var angle = Math.atan2(oy, ox);
				if (enemyGraphics.targetRotation === undefined) {
					enemyGraphics.targetRotation = angle;
					enemyGraphics.rotation = angle;
				} else {
					if (Math.abs(angle - enemyGraphics.targetRotation) > 0.05) {
						tween.stop(enemyGraphics, {
							rotation: true
						});
						// Calculate the shortest angle to rotate
						var currentRotation = enemyGraphics.rotation;
						var angleDiff = angle - currentRotation;
						// Normalize angle difference to -PI to PI range for shortest path
						while (angleDiff > Math.PI) {
							angleDiff -= Math.PI * 2;
						}
						while (angleDiff < -Math.PI) {
							angleDiff += Math.PI * 2;
						}
						enemyGraphics.targetRotation = angle;
						tween(enemyGraphics, {
							rotation: currentRotation + angleDiff
						}, {
							duration: 250,
							easing: tween.easeOut
						});
					}
				}
			}
		}
		// Check for attack targets (hero and defense towers) - optimize by checking less frequently
		var canAttack = LK.ticks - self.lastAttacked >= self.attackRate;
		if (canAttack && LK.ticks % 3 === 0) {
			// Only check every 3 frames
			var attackTarget = null;
			var attackDistance = Infinity;
			// Check if hero is in attack range
			if (hero && !heroIsDead) {
				var dx = hero.x - self.x;
				var dy = hero.y - self.y;
				var heroDistance = dx * dx + dy * dy; // Use squared distance for faster comparison
				if (heroDistance < 10000) {
					// 100 * 100 = 10000
					// Attack range of 100 pixels
					attackTarget = hero;
					attackDistance = heroDistance;
				}
			}
			// Check for nearby defense towers - limit to first 5 towers
			var towersToCheck = Math.min(towers.length, 5);
			for (var i = 0; i < towersToCheck; i++) {
				var tower = towers[i];
				var dx = tower.x - self.x;
				var dy = tower.y - self.y;
				var towerDistance = dx * dx + dy * dy; // Use squared distance
				if (towerDistance < 14400 && towerDistance < attackDistance) {
					// 120 * 120 = 14400
					// Prefer closer targets
					attackTarget = tower;
					attackDistance = towerDistance;
				}
			}
			// Attack the target
			if (attackTarget) {
				self.lastAttacked = LK.ticks;
				if (attackTarget === hero) {
					// Attack hero
					heroHealth = Math.max(0, heroHealth - self.attackDamage);
					if (heroHealth <= 0 && !heroIsDead) {
						heroIsDead = true;
						hero.alpha = 0.3;
						var notification = game.addChild(new Notification("Hero destroyed by enemy!"));
						notification.x = 2048 / 2;
						notification.y = grid.height - 200;
					}
					updateUI();
					// Visual effect for hero damage
					LK.effects.flashObject(hero, 0xFF0000, 300);
				} else {
					// Attack tower - towers have no health, so just show visual effect
					LK.effects.flashObject(attackTarget, 0xFF0000, 300);
					// Create damage indicator
					var damageIndicator = new Notification("-" + self.attackDamage);
					damageIndicator.x = attackTarget.x;
					damageIndicator.y = attackTarget.y - 50;
					game.addChild(damageIndicator);
				}
				// Visual attack effect
				var attackEffect = new EffectIndicator(self.x, self.y, 'attack');
				game.addChild(attackEffect);
			}
		}
		healthBarOutline.y = healthBarBG.y = healthBar.y = -enemyGraphics.height / 2 - 10;
	};
	return self;
});
var GoldIndicator = Container.expand(function (value, x, y) {
	var self = Container.call(this);
	var shadowText = new Text2("+" + value, {
		size: 45,
		fill: 0x000000,
		weight: 800
	});
	shadowText.anchor.set(0.5, 0.5);
	shadowText.x = 2;
	shadowText.y = 2;
	self.addChild(shadowText);
	var goldText = new Text2("+" + value, {
		size: 45,
		fill: 0xFFD700,
		weight: 800
	});
	goldText.anchor.set(0.5, 0.5);
	self.addChild(goldText);
	self.x = x;
	self.y = y;
	self.alpha = 0;
	self.scaleX = 0.5;
	self.scaleY = 0.5;
	tween(self, {
		alpha: 1,
		scaleX: 1.2,
		scaleY: 1.2,
		y: y - 40
	}, {
		duration: 50,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(self, {
				alpha: 0,
				scaleX: 1.5,
				scaleY: 1.5,
				y: y - 80
			}, {
				duration: 600,
				easing: tween.easeIn,
				delay: 800,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	});
	return self;
});
var Grid = Container.expand(function (gridWidth, gridHeight) {
	var self = Container.call(this);
	self.cells = [];
	self.spawns = [];
	self.goals = [];
	for (var i = 0; i < gridWidth; i++) {
		self.cells[i] = [];
		for (var j = 0; j < gridHeight; j++) {
			self.cells[i][j] = {
				score: 0,
				pathId: 0,
				towersInRange: []
			};
		}
	}
	/*
	Cell Types
	0: Transparent floor
	1: Wall
	2: Spawn
	3: Goal
	*/
	// Define the predefined path coordinates - extended longer path with more turns
	var pathCells = [{
		x: 11,
		y: 4
	}, {
		x: 11,
		y: 5
	}, {
		x: 11,
		y: 6
	}, {
		x: 11,
		y: 7
	}, {
		x: 11,
		y: 8
	}, {
		x: 10,
		y: 8
	}, {
		x: 9,
		y: 8
	}, {
		x: 8,
		y: 8
	}, {
		x: 7,
		y: 8
	}, {
		x: 6,
		y: 8
	}, {
		x: 5,
		y: 8
	}, {
		x: 4,
		y: 8
	}, {
		x: 3,
		y: 8
	}, {
		x: 3,
		y: 9
	}, {
		x: 3,
		y: 10
	}, {
		x: 3,
		y: 11
	}, {
		x: 3,
		y: 12
	}, {
		x: 4,
		y: 12
	}, {
		x: 5,
		y: 12
	}, {
		x: 6,
		y: 12
	}, {
		x: 7,
		y: 12
	}, {
		x: 8,
		y: 12
	}, {
		x: 9,
		y: 12
	}, {
		x: 10,
		y: 12
	}, {
		x: 11,
		y: 12
	}, {
		x: 12,
		y: 12
	}, {
		x: 13,
		y: 12
	}, {
		x: 14,
		y: 12
	}, {
		x: 15,
		y: 12
	}, {
		x: 16,
		y: 12
	}, {
		x: 17,
		y: 12
	}, {
		x: 18,
		y: 12
	}, {
		x: 19,
		y: 12
	}, {
		x: 20,
		y: 12
	}, {
		x: 20,
		y: 13
	}, {
		x: 20,
		y: 14
	}, {
		x: 20,
		y: 15
	}, {
		x: 20,
		y: 16
	}, {
		x: 20,
		y: 17
	}, {
		x: 20,
		y: 18
	}, {
		x: 19,
		y: 18
	}, {
		x: 18,
		y: 18
	}, {
		x: 17,
		y: 18
	}, {
		x: 16,
		y: 18
	}, {
		x: 15,
		y: 18
	}, {
		x: 14,
		y: 18
	}, {
		x: 13,
		y: 18
	}, {
		x: 12,
		y: 18
	}, {
		x: 11,
		y: 18
	}, {
		x: 10,
		y: 18
	}, {
		x: 9,
		y: 18
	}, {
		x: 8,
		y: 18
	}, {
		x: 7,
		y: 18
	}, {
		x: 6,
		y: 18
	}, {
		x: 5,
		y: 18
	}, {
		x: 4,
		y: 18
	}, {
		x: 3,
		y: 18
	}, {
		x: 3,
		y: 19
	}, {
		x: 3,
		y: 20
	}, {
		x: 3,
		y: 21
	}, {
		x: 3,
		y: 22
	}, {
		x: 3,
		y: 23
	}, {
		x: 4,
		y: 23
	}, {
		x: 5,
		y: 23
	}, {
		x: 6,
		y: 23
	}, {
		x: 7,
		y: 23
	}, {
		x: 8,
		y: 23
	}, {
		x: 9,
		y: 23
	}, {
		x: 10,
		y: 23
	}, {
		x: 11,
		y: 23
	}, {
		x: 12,
		y: 23
	}, {
		x: 13,
		y: 23
	}, {
		x: 14,
		y: 23
	}, {
		x: 15,
		y: 23
	}, {
		x: 16,
		y: 23
	}, {
		x: 17,
		y: 23
	}, {
		x: 18,
		y: 23
	}, {
		x: 19,
		y: 23
	}, {
		x: 20,
		y: 23
	}, {
		x: 20,
		y: 24
	}, {
		x: 20,
		y: 25
	}, {
		x: 20,
		y: 26
	}, {
		x: 20,
		y: 27
	}, {
		x: 19,
		y: 27
	}, {
		x: 18,
		y: 27
	}, {
		x: 17,
		y: 27
	}, {
		x: 16,
		y: 27
	}, {
		x: 15,
		y: 27
	}, {
		x: 14,
		y: 27
	}, {
		x: 13,
		y: 27
	}, {
		x: 12,
		y: 27
	}, {
		x: 11,
		y: 27
	}, {
		x: 11,
		y: 28
	}, {
		x: 11,
		y: 29
	}];
	for (var i = 0; i < gridWidth; i++) {
		for (var j = 0; j < gridHeight; j++) {
			var cell = self.cells[i][j];
			var cellType = i === 0 || i === gridWidth - 1 || j <= 4 || j >= gridHeight - 4 ? 1 : 0;
			// Check if this cell is part of the predefined path
			var isPathCell = false;
			for (var p = 0; p < pathCells.length; p++) {
				if (pathCells[p].x === i && pathCells[p].y === j) {
					isPathCell = true;
					break;
				}
			}
			if (i > 11 - 3 && i <= 11 + 3) {
				if (j === 0) {
					cellType = 2;
					self.spawns.push(cell);
				} else if (j <= 4) {
					cellType = isPathCell ? 0 : 1; // Only allow path cells to be open
				} else if (j === gridHeight - 1) {
					cellType = 3;
					self.goals.push(cell);
				} else if (j >= gridHeight - 4) {
					cellType = isPathCell ? 0 : 1; // Only allow path cells to be open
				} else {
					cellType = isPathCell ? 0 : 1; // Only allow path cells to be open
				}
			} else {
				// For areas outside the spawn/goal columns, only allow path cells
				if (j > 4 && j < gridHeight - 4) {
					cellType = isPathCell ? 0 : 1;
				}
			}
			cell.type = cellType;
			cell.x = i;
			cell.y = j;
			cell.upLeft = self.cells[i - 1] && self.cells[i - 1][j - 1];
			cell.up = self.cells[i - 1] && self.cells[i - 1][j];
			cell.upRight = self.cells[i - 1] && self.cells[i - 1][j + 1];
			cell.left = self.cells[i][j - 1];
			cell.right = self.cells[i][j + 1];
			cell.downLeft = self.cells[i + 1] && self.cells[i + 1][j - 1];
			cell.down = self.cells[i + 1] && self.cells[i + 1][j];
			cell.downRight = self.cells[i + 1] && self.cells[i + 1][j + 1];
			cell.neighbors = [cell.upLeft, cell.up, cell.upRight, cell.right, cell.downRight, cell.down, cell.downLeft, cell.left];
			cell.targets = [];
			if (j > 3 && j <= gridHeight - 4) {
				var debugCell = new DebugCell();
				self.addChild(debugCell);
				debugCell.cell = cell;
				debugCell.x = i * CELL_SIZE;
				debugCell.y = j * CELL_SIZE;
				cell.debugCell = debugCell;
			}
		}
	}
	self.getCell = function (x, y) {
		return self.cells[x] && self.cells[x][y];
	};
	self.pathFind = function () {
		var before = new Date().getTime();
		var toProcess = self.goals.concat([]);
		maxScore = 0;
		pathId += 1;
		for (var a = 0; a < toProcess.length; a++) {
			toProcess[a].pathId = pathId;
		}
		function processNode(node, targetValue, targetNode) {
			if (node && node.type != 1) {
				if (node.pathId < pathId || targetValue < node.score) {
					node.targets = [targetNode];
				} else if (node.pathId == pathId && targetValue == node.score) {
					node.targets.push(targetNode);
				}
				if (node.pathId < pathId || targetValue < node.score) {
					node.score = targetValue;
					if (node.pathId != pathId) {
						toProcess.push(node);
					}
					node.pathId = pathId;
					if (targetValue > maxScore) {
						maxScore = targetValue;
					}
				}
			}
		}
		var iterations = 0;
		var maxIterations = 5000; // Prevent infinite loops
		while (toProcess.length && iterations < maxIterations) {
			iterations++;
			var nodes = toProcess;
			toProcess = [];
			for (var a = 0; a < nodes.length; a++) {
				var node = nodes[a];
				var targetScore = node.score + 14142;
				if (node.up && node.left && node.up.type != 1 && node.left.type != 1) {
					processNode(node.upLeft, targetScore, node);
				}
				if (node.up && node.right && node.up.type != 1 && node.right.type != 1) {
					processNode(node.upRight, targetScore, node);
				}
				if (node.down && node.right && node.down.type != 1 && node.right.type != 1) {
					processNode(node.downRight, targetScore, node);
				}
				if (node.down && node.left && node.down.type != 1 && node.left.type != 1) {
					processNode(node.downLeft, targetScore, node);
				}
				targetScore = node.score + 10000;
				processNode(node.up, targetScore, node);
				processNode(node.right, targetScore, node);
				processNode(node.down, targetScore, node);
				processNode(node.left, targetScore, node);
			}
		}
		for (var a = 0; a < self.spawns.length; a++) {
			if (self.spawns[a].pathId != pathId) {
				console.warn("Spawn blocked");
				return true;
			}
		}
		// Only check first 20 enemies to reduce lag
		var enemiesToCheck = Math.min(enemies.length, 20);
		for (var a = 0; a < enemiesToCheck; a++) {
			var enemy = enemies[a];
			// Skip enemies that haven't entered the viewable area yet
			if (enemy.currentCellY < 4) {
				continue;
			}
			// Skip flying enemies from path check as they can fly over obstacles
			if (enemy.isFlying) {
				continue;
			}
			var target = self.getCell(enemy.cellX, enemy.cellY);
			if (enemy.currentTarget) {
				if (enemy.currentTarget.pathId != pathId) {
					if (!target || target.pathId != pathId) {
						console.warn("Enemy blocked 1 ");
						return true;
					}
				}
			} else if (!target || target.pathId != pathId) {
				console.warn("Enemy blocked 2");
				return true;
			}
		}
		console.log("Speed", new Date().getTime() - before);
	};
	self.renderDebug = function () {
		for (var i = 0; i < gridWidth; i++) {
			for (var j = 0; j < gridHeight; j++) {
				var debugCell = self.cells[i][j].debugCell;
				if (debugCell) {
					debugCell.render(self.cells[i][j]);
				}
			}
		}
	};
	self.updateEnemy = function (enemy) {
		var cell = grid.getCell(enemy.cellX, enemy.cellY);
		if (cell && cell.type == 3) {
			// Enemy reached the goal - remove them
			return true;
		}
		// Update shadow position for flying enemies
		if (enemy.isFlying && enemy.shadow) {
			enemy.shadow.x = enemy.x + 20; // Match enemy x-position + offset
			enemy.shadow.y = enemy.y + 20; // Match enemy y-position + offset
			// Match shadow rotation with enemy rotation
			if (enemy.children[0] && enemy.shadow.children[0]) {
				enemy.shadow.children[0].rotation = enemy.children[0].rotation;
			}
		}
		// Define the complete path that all enemies must follow
		var pathWaypoints = [{
			x: 11,
			y: 4
		}, {
			x: 11,
			y: 8
		}, {
			x: 3,
			y: 8
		}, {
			x: 3,
			y: 12
		}, {
			x: 20,
			y: 12
		}, {
			x: 20,
			y: 18
		}, {
			x: 3,
			y: 18
		}, {
			x: 3,
			y: 23
		}, {
			x: 20,
			y: 23
		}, {
			x: 20,
			y: 27
		}, {
			x: 11,
			y: 27
		}, {
			x: 11,
			y: 29
		}];
		// Initialize waypoint index if not set
		if (enemy.waypointIndex === undefined) {
			enemy.waypointIndex = 0;
		}
		// Check if enemy has reached the entry area
		var hasReachedEntryArea = enemy.currentCellY >= 4;
		// If enemy hasn't reached entry area, move down to first waypoint
		if (!hasReachedEntryArea) {
			enemy.currentCellY += enemy.speed;
			// Ensure enemy moves to the correct X position (path entry)
			if (Math.abs(enemy.currentCellX - 11) > 0.1) {
				var xDirection = enemy.currentCellX < 11 ? 1 : -1;
				enemy.currentCellX += xDirection * enemy.speed * 0.5;
			}
			// Update position
			enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
			enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
			// Update cell coordinates when reaching entry area
			if (enemy.currentCellY >= 4) {
				enemy.cellX = Math.round(enemy.currentCellX);
				enemy.cellY = Math.round(enemy.currentCellY);
			}
			return false;
		}
		// Handle flying enemies - they go straight to goal
		if (enemy.isFlying) {
			if (!enemy.flyingTarget) {
				enemy.flyingTarget = self.goals[0];
			}
			if (enemy.flyingTarget) {
				var ox = enemy.flyingTarget.x - enemy.currentCellX;
				var oy = enemy.flyingTarget.y - enemy.currentCellY;
				var dist = Math.sqrt(ox * ox + oy * oy);
				if (dist < enemy.speed) {
					return true; // Reached goal
				}
				var angle = Math.atan2(oy, ox);
				// Rotate enemy to face movement direction
				if (enemy.children[0]) {
					tween(enemy.children[0], {
						rotation: angle
					}, {
						duration: 200,
						easing: tween.easeOut
					});
				}
				enemy.currentCellX += Math.cos(angle) * enemy.speed;
				enemy.currentCellY += Math.sin(angle) * enemy.speed;
				enemy.cellX = Math.round(enemy.currentCellX);
				enemy.cellY = Math.round(enemy.currentCellY);
				enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
				enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
			}
			return false;
		}
		// Handle ground enemies following waypoint path
		var currentWaypoint = pathWaypoints[enemy.waypointIndex];
		if (!currentWaypoint && enemy.waypointIndex >= pathWaypoints.length) {
			// All waypoints completed, head to goal
			var goalCell = self.goals[0];
			if (goalCell) {
				currentWaypoint = {
					x: goalCell.x,
					y: goalCell.y
				};
			}
		}
		if (currentWaypoint) {
			var ox = currentWaypoint.x - enemy.currentCellX;
			var oy = currentWaypoint.y - enemy.currentCellY;
			var dist = Math.sqrt(ox * ox + oy * oy);
			// Check if reached current waypoint
			if (dist < 0.3) {
				enemy.waypointIndex++;
				// Get next waypoint or goal
				if (enemy.waypointIndex < pathWaypoints.length) {
					currentWaypoint = pathWaypoints[enemy.waypointIndex];
					ox = currentWaypoint.x - enemy.currentCellX;
					oy = currentWaypoint.y - enemy.currentCellY;
					dist = Math.sqrt(ox * ox + oy * oy);
				} else {
					// Head to goal
					var goalCell = self.goals[0];
					if (goalCell) {
						ox = goalCell.x - enemy.currentCellX;
						oy = goalCell.y - enemy.currentCellY;
						dist = Math.sqrt(ox * ox + oy * oy);
					}
				}
			}
			// Move toward current target
			if (dist > enemy.speed) {
				var angle = Math.atan2(oy, ox);
				// Smoothly rotate enemy to face movement direction
				if (enemy.children[0]) {
					tween(enemy.children[0], {
						rotation: angle
					}, {
						duration: 200,
						easing: tween.easeOut
					});
				}
				enemy.currentCellX += Math.cos(angle) * enemy.speed;
				enemy.currentCellY += Math.sin(angle) * enemy.speed;
			} else {
				// Close enough to target, snap to it
				enemy.currentCellX = currentWaypoint.x;
				enemy.currentCellY = currentWaypoint.y;
			}
		}
		// Update final position and cell coordinates
		enemy.cellX = Math.round(enemy.currentCellX);
		enemy.cellY = Math.round(enemy.currentCellY);
		enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
		enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
		return false;
	};
});
var Hero = Container.expand(function () {
	var self = Container.call(this);
	self.speed = 4;
	self.fireRate = 20; // Frames between shots
	self.lastFired = 0;
	self.damage = 15;
	self.bulletSpeed = 8;
	self.isBossHero = false; // Flag to distinguish boss level hero
	self.waypointIndex = 0; // For path following
	self.pathSpeed = 0.8; // Speed for following path
	self.currentCellX = 0;
	self.currentCellY = 0;
	self.maxHealth = 2000; // Boss hero health
	self.health = self.maxHealth;
	var heroGraphics = self.attachAsset('hero', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0
	});
	heroGraphics.tint = 0x00FF00; // Green color for hero
	// Gun container for rotation
	var gunContainer = new Container();
	self.addChild(gunContainer);
	var gunGraphics = gunContainer.attachAsset('defense', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	gunGraphics.width = 60;
	gunGraphics.height = 60;
	gunGraphics.tint = 0x444444; // Darker gray for better visibility
	gunGraphics.alpha = 1.0; // Ensure gun is fully visible
	self.targetX = 0;
	self.targetY = 0;
	self.isMoving = false;
	self.range = 600; // Hero gun range - increased for long radius attack
	self.showRange = false; // Toggle for showing range indicator
	// Create range indicator
	self.rangeIndicator = new Container();
	self.addChild(self.rangeIndicator);
	var rangeGraphics = self.rangeIndicator.attachAsset('rangeCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rangeGraphics.width = rangeGraphics.height = self.range * 2;
	rangeGraphics.alpha = 0.2;
	rangeGraphics.tint = 0x00FF00;
	self.rangeIndicator.visible = false;
	self.update = function () {
		// Handle boss hero path following
		if (self.isBossHero) {
			// Define the path waypoints that hero must follow - same as enemy path
			var pathWaypoints = [{
				x: 11,
				y: 4
			}, {
				x: 11,
				y: 8
			}, {
				x: 3,
				y: 8
			}, {
				x: 3,
				y: 12
			}, {
				x: 20,
				y: 12
			}, {
				x: 20,
				y: 18
			}, {
				x: 3,
				y: 18
			}, {
				x: 3,
				y: 23
			}, {
				x: 20,
				y: 23
			}, {
				x: 20,
				y: 27
			}, {
				x: 11,
				y: 27
			}, {
				x: 11,
				y: 29
			}];
			// Find current waypoint target
			if (!self.waypointIndex) {
				self.waypointIndex = 0;
			}
			// Get current waypoint
			var currentWaypoint = pathWaypoints[self.waypointIndex];
			if (!currentWaypoint) {
				// If no more waypoints, stay at last position
				return;
			}
			if (currentWaypoint) {
				var ox = currentWaypoint.x - self.currentCellX;
				var oy = currentWaypoint.y - self.currentCellY;
				var dist = Math.sqrt(ox * ox + oy * oy);
				// If close to current waypoint, move to next waypoint
				if (dist < 0.5) {
					self.waypointIndex++;
					// If we've reached the last waypoint, stay there
					if (self.waypointIndex >= pathWaypoints.length) {
						self.waypointIndex = pathWaypoints.length - 1;
						return;
					}
				}
				if (dist > self.pathSpeed) {
					var angle = Math.atan2(oy, ox);
					self.currentCellX += Math.cos(angle) * self.pathSpeed;
					self.currentCellY += Math.sin(angle) * self.pathSpeed;
					// Rotate hero graphic to match movement direction
					if (heroGraphics.targetRotation === undefined) {
						heroGraphics.targetRotation = angle;
						heroGraphics.rotation = angle;
					} else {
						if (Math.abs(angle - heroGraphics.targetRotation) > 0.05) {
							tween.stop(heroGraphics, {
								rotation: true
							});
							// Calculate the shortest angle to rotate
							var currentRotation = heroGraphics.rotation;
							var angleDiff = angle - currentRotation;
							// Normalize angle difference to -PI to PI range for shortest path
							while (angleDiff > Math.PI) {
								angleDiff -= Math.PI * 2;
							}
							while (angleDiff < -Math.PI) {
								angleDiff += Math.PI * 2;
							}
							heroGraphics.targetRotation = angle;
							tween(heroGraphics, {
								rotation: currentRotation + angleDiff
							}, {
								duration: 250,
								easing: tween.easeOut
							});
						}
					}
				}
			}
			self.x = grid.x + self.currentCellX * CELL_SIZE;
			self.y = grid.y + self.currentCellY * CELL_SIZE;
		} else {
			// Move towards target if moving (normal hero behavior)
			if (self.isMoving) {
				var dx = self.targetX - self.x;
				var dy = self.targetY - self.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance > 5) {
					var moveX = dx / distance * self.speed;
					var moveY = dy / distance * self.speed;
					self.x += moveX;
					self.y += moveY;
				} else {
					self.isMoving = false;
				}
			}
		}
		// Show/hide range indicator when hero is selected or moving
		self.rangeIndicator.visible = self.showRange || self.isMoving;
		// Find target enemy within range using priority system
		var targetEnemy = null;
		var bestPriority = -1;
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Only consider enemies within range
			if (distance <= self.range) {
				// Priority system: bosses > closest to goal > closest to hero
				var priority = 0;
				// Highest priority for bosses
				if (enemy.isBoss) {
					priority += 1000;
				}
				// Medium priority based on progress toward goal
				if (enemy.isFlying && enemy.flyingTarget) {
					var goalDx = enemy.flyingTarget.x - enemy.cellX;
					var goalDy = enemy.flyingTarget.y - enemy.cellY;
					var distToGoal = Math.sqrt(goalDx * goalDx + goalDy * goalDy);
					priority += (100 - distToGoal) * 10; // Closer to goal = higher priority
				} else {
					// For ground enemies, use path score
					var cell = grid.getCell(enemy.cellX, enemy.cellY);
					if (cell && cell.pathId === pathId) {
						priority += 1000 - cell.score / 100; // Lower score = closer to goal = higher priority
					}
				}
				// Lowest priority based on distance to hero (closer = slightly higher priority)
				priority += (self.range - distance) / 10;
				if (priority > bestPriority) {
					bestPriority = priority;
					targetEnemy = enemy;
				}
			}
		}
		if (targetEnemy) {
			// Check collision with enemy (hero takes damage)
			var dx = targetEnemy.x - self.x;
			var dy = targetEnemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 80 && !heroIsDead) {
				// Hero takes damage when touching enemy
				var damage = targetEnemy.isBoss ? 50 : 20;
				heroHealth = Math.max(0, heroHealth - damage);
				if (heroHealth <= 0) {
					heroIsDead = true;
					self.alpha = 0.3;
					var notification = game.addChild(new Notification("Hero died! Use diamonds to revive!"));
					notification.x = 2048 / 2;
					notification.y = grid.height - 200;
				}
				updateUI();
				// Push enemy away from hero
				var pushForce = 50;
				var pushAngle = Math.atan2(dy, dx);
				targetEnemy.x += Math.cos(pushAngle) * pushForce;
				targetEnemy.y += Math.sin(pushAngle) * pushForce;
			}
			// Aim gun at target enemy
			var angle = Math.atan2(dy, dx);
			gunContainer.rotation = angle;
			// Fire at enemy (only if hero is alive and within range)
			if (LK.ticks - self.lastFired >= self.fireRate && !heroIsDead && distance <= self.range) {
				self.fire(angle);
				self.lastFired = LK.ticks;
			}
		}
	};
	self.fire = function (direction) {
		var bulletX = self.x + Math.cos(direction) * 30;
		var bulletY = self.y + Math.sin(direction) * 30;
		var bullet = new HeroBullet(bulletX, bulletY, direction, self.damage, self.bulletSpeed);
		game.addChild(bullet);
		heroBullets.push(bullet);
		// Create muzzle flash effect
		var muzzleFlash = new EffectIndicator(bulletX, bulletY, 'attack');
		game.addChild(muzzleFlash);
		// Gun recoil effect
		tween.stop(gunContainer, {
			x: true,
			y: true
		});
		var recoilDistance = 8;
		var recoilX = -Math.cos(direction) * recoilDistance;
		var recoilY = -Math.sin(direction) * recoilDistance;
		tween(gunContainer, {
			x: recoilX,
			y: recoilY
		}, {
			duration: 80,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(gunContainer, {
					x: 0,
					y: 0
				}, {
					duration: 120,
					easing: tween.easeIn
				});
			}
		});
	};
	self.moveTo = function (x, y) {
		// Don't move if hero is dead
		if (heroIsDead) {
			return;
		}
		// Convert screen coordinates to grid coordinates
		var gridPosX = (x - grid.x) / CELL_SIZE;
		var gridPosY = (y - grid.y) / CELL_SIZE;
		var gridX = Math.floor(gridPosX);
		var gridY = Math.floor(gridPosY);
		// Check if the target position is within valid bounds
		var isValidPosition = true;
		// Check if position is within grid bounds
		if (gridX < 0 || gridX >= 24 || gridY < 4 || gridY >= 29 + 2) {
			isValidPosition = false;
		}
		// Check if position is not a wall (type 1)
		if (isValidPosition) {
			var cell = grid.getCell(gridX, gridY);
			if (cell && cell.type === 1) {
				isValidPosition = false;
			}
			// Check if position is on the enemy path - use the same path as defined in Grid
			var pathCells = [{
				x: 11,
				y: 4
			}, {
				x: 11,
				y: 5
			}, {
				x: 11,
				y: 6
			}, {
				x: 11,
				y: 7
			}, {
				x: 11,
				y: 8
			}, {
				x: 10,
				y: 8
			}, {
				x: 9,
				y: 8
			}, {
				x: 8,
				y: 8
			}, {
				x: 7,
				y: 8
			}, {
				x: 6,
				y: 8
			}, {
				x: 5,
				y: 8
			}, {
				x: 4,
				y: 8
			}, {
				x: 3,
				y: 8
			}, {
				x: 3,
				y: 9
			}, {
				x: 3,
				y: 10
			}, {
				x: 3,
				y: 11
			}, {
				x: 3,
				y: 12
			}, {
				x: 4,
				y: 12
			}, {
				x: 5,
				y: 12
			}, {
				x: 6,
				y: 12
			}, {
				x: 7,
				y: 12
			}, {
				x: 8,
				y: 12
			}, {
				x: 9,
				y: 12
			}, {
				x: 10,
				y: 12
			}, {
				x: 11,
				y: 12
			}, {
				x: 12,
				y: 12
			}, {
				x: 13,
				y: 12
			}, {
				x: 14,
				y: 12
			}, {
				x: 15,
				y: 12
			}, {
				x: 16,
				y: 12
			}, {
				x: 17,
				y: 12
			}, {
				x: 18,
				y: 12
			}, {
				x: 19,
				y: 12
			}, {
				x: 20,
				y: 12
			}, {
				x: 20,
				y: 13
			}, {
				x: 20,
				y: 14
			}, {
				x: 20,
				y: 15
			}, {
				x: 20,
				y: 16
			}, {
				x: 20,
				y: 17
			}, {
				x: 20,
				y: 18
			}, {
				x: 19,
				y: 18
			}, {
				x: 18,
				y: 18
			}, {
				x: 17,
				y: 18
			}, {
				x: 16,
				y: 18
			}, {
				x: 15,
				y: 18
			}, {
				x: 14,
				y: 18
			}, {
				x: 13,
				y: 18
			}, {
				x: 12,
				y: 18
			}, {
				x: 11,
				y: 18
			}, {
				x: 10,
				y: 18
			}, {
				x: 9,
				y: 18
			}, {
				x: 8,
				y: 18
			}, {
				x: 7,
				y: 18
			}, {
				x: 6,
				y: 18
			}, {
				x: 5,
				y: 18
			}, {
				x: 4,
				y: 18
			}, {
				x: 3,
				y: 18
			}, {
				x: 3,
				y: 19
			}, {
				x: 3,
				y: 20
			}, {
				x: 3,
				y: 21
			}, {
				x: 3,
				y: 22
			}, {
				x: 3,
				y: 23
			}, {
				x: 4,
				y: 23
			}, {
				x: 5,
				y: 23
			}, {
				x: 6,
				y: 23
			}, {
				x: 7,
				y: 23
			}, {
				x: 8,
				y: 23
			}, {
				x: 9,
				y: 23
			}, {
				x: 10,
				y: 23
			}, {
				x: 11,
				y: 23
			}, {
				x: 12,
				y: 23
			}, {
				x: 13,
				y: 23
			}, {
				x: 14,
				y: 23
			}, {
				x: 15,
				y: 23
			}, {
				x: 16,
				y: 23
			}, {
				x: 17,
				y: 23
			}, {
				x: 18,
				y: 23
			}, {
				x: 19,
				y: 23
			}, {
				x: 20,
				y: 23
			}, {
				x: 20,
				y: 24
			}, {
				x: 20,
				y: 25
			}, {
				x: 20,
				y: 26
			}, {
				x: 20,
				y: 27
			}, {
				x: 19,
				y: 27
			}, {
				x: 18,
				y: 27
			}, {
				x: 17,
				y: 27
			}, {
				x: 16,
				y: 27
			}, {
				x: 15,
				y: 27
			}, {
				x: 14,
				y: 27
			}, {
				x: 13,
				y: 27
			}, {
				x: 12,
				y: 27
			}, {
				x: 11,
				y: 27
			}, {
				x: 11,
				y: 28
			}, {
				x: 11,
				y: 29
			}];
			for (var p = 0; p < pathCells.length; p++) {
				if (pathCells[p].x === gridX && pathCells[p].y === gridY) {
					isValidPosition = false;
					break;
				}
			}
		}
		// Only move if position is valid
		if (isValidPosition) {
			self.targetX = x;
			self.targetY = y;
			self.isMoving = true;
		}
	};
	self.down = function (x, y, obj) {
		// Toggle range indicator if clicking directly on hero
		var heroRadius = 40; // Hero hit radius
		var dx = x - self.x;
		var dy = y - self.y;
		var distanceToHero = Math.sqrt(dx * dx + dy * dy);
		if (distanceToHero <= heroRadius) {
			// Toggle range display
			self.showRange = !self.showRange;
			var notification = game.addChild(new Notification(self.showRange ? "Hero range ON" : "Hero range OFF"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 100;
		} else {
			// Move hero to clicked position
			if (obj && obj.parent && obj.position) {
				var localPos = self.parent.toLocal(obj.parent.toGlobal(obj.position));
				self.moveTo(localPos.x, localPos.y);
			} else {
				// Fallback to using x, y coordinates directly
				self.moveTo(x, y);
			}
		}
	};
	return self;
});
var HeroBullet = Container.expand(function (startX, startY, direction, damage, speed) {
	var self = Container.call(this);
	self.direction = direction;
	self.damage = damage || 15;
	self.speed = speed || 8;
	self.x = startX;
	self.y = startY;
	var bulletGraphics = self.attachAsset('hero_bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	bulletGraphics.tint = 0xFFD700; // Gold color for hero bullets
	bulletGraphics.width = 25; // Make bullets slightly larger
	bulletGraphics.height = 25;
	self.update = function () {
		// Move in the specified direction
		self.x += Math.cos(self.direction) * self.speed;
		self.y += Math.sin(self.direction) * self.speed;
		// Check if bullet is off screen
		if (self.x < -50 || self.x > 2048 + 50 || self.y < -50 || self.y > 2732 + 50) {
			self.destroy();
			return;
		}
		// Check collision with enemies - limit to first 10 enemies and use distance squared
		var enemiesToCheck = Math.min(enemies.length, 10);
		for (var i = 0; i < enemiesToCheck; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distanceSquared = dx * dx + dy * dy;
			if (distanceSquared < 900) {
				// 30 * 30 = 900
				// Hit radius
				// Apply damage to enemy
				enemy.health -= self.damage;
				if (enemy.health <= 0) {
					enemy.health = 0;
				} else {
					enemy.healthBar.width = enemy.health / enemy.maxHealth * 70;
				}
				self.destroy();
				return;
			}
		}
	};
	return self;
});
var LeaderboardButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 250;
	buttonBackground.height = 80;
	buttonBackground.tint = 0x4444FF;
	var buttonText = new Text2("Leaderboard", {
		size: 40,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	self.addChild(buttonText);
	self.down = function () {
		showLeaderboard();
	};
	return self;
});
var NextWaveButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 300;
	buttonBackground.height = 100;
	buttonBackground.tint = 0x0088FF;
	var buttonText = new Text2("Next Wave", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	self.addChild(buttonText);
	self.enabled = false;
	self.visible = false;
	self.update = function () {
		// Show button when wave is finished (all enemies defeated) and not in progress
		var waveFinished = waveIndicator && waveIndicator.gameStarted && !waveInProgress && enemies.length === 0;
		var canStartNextWave = waveFinished && currentWave < totalWaves;
		if (canStartNextWave) {
			self.enabled = true;
			self.visible = true;
			buttonBackground.tint = 0x0088FF;
			self.alpha = 1;
		} else {
			self.enabled = false;
			self.visible = false;
			buttonBackground.tint = 0x888888;
			self.alpha = 0.7;
		}
	};
	self.down = function () {
		if (!self.enabled) {
			return;
		}
		if (waveIndicator.gameStarted && currentWave < totalWaves) {
			currentWave++; // Increment to the next wave directly
			waveTimer = 0; // Reset wave timer
			waveInProgress = true;
			waveSpawned = false;
			// Get the type of the current wave (which is now the next wave)
			var waveType = waveIndicator.getWaveTypeName(currentWave);
			var enemyCount = waveIndicator.getEnemyCount(currentWave);
			var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) activated!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 150;
		}
	};
	return self;
});
var Notification = Container.expand(function (message) {
	var self = Container.call(this);
	var notificationGraphics = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var notificationText = new Text2(message, {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	notificationText.anchor.set(0.5, 0.5);
	notificationGraphics.width = notificationText.width + 30;
	self.addChild(notificationText);
	self.alpha = 1;
	var fadeOutTime = 120;
	self.update = function () {
		if (fadeOutTime > 0) {
			fadeOutTime--;
			self.alpha = Math.min(fadeOutTime / 120 * 2, 1);
		} else {
			self.destroy();
		}
	};
	return self;
});
var ReviveButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 350;
	buttonBackground.height = 100;
	buttonBackground.tint = 0x00FF00;
	var buttonText = new Text2("Revive Hero (5 💎)", {
		size: 45,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	self.addChild(buttonText);
	self.visible = false;
	self.update = function () {
		if (heroIsDead) {
			self.visible = true;
			self.alpha = diamonds >= 5 ? 1 : 0.5;
			buttonBackground.tint = diamonds >= 5 ? 0x00FF00 : 0x888888;
		} else {
			self.visible = false;
		}
	};
	self.down = function () {
		if (heroIsDead) {
			reviveHero();
		}
	};
	return self;
});
var SourceTower = Container.expand(function (towerType) {
	var self = Container.call(this);
	self.towerType = towerType || 'default';
	// Increase size of base for easier touch
	var baseGraphics = self.attachAsset(self.towerType === 'fire' ? 'fire_tower' : 'tower', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 1.3
	});
	switch (self.towerType) {
		case 'rapid':
			baseGraphics.tint = 0x00AAFF;
			break;
		case 'sniper':
			baseGraphics.tint = 0xFF5500;
			break;
		case 'splash':
			baseGraphics.tint = 0x33CC00;
			break;
		case 'slow':
			baseGraphics.tint = 0x9900FF;
			break;
		case 'poison':
			baseGraphics.tint = 0x00FFAA;
			break;
		case 'fire':
			baseGraphics.tint = 0xFF4400;
			break;
		default:
			baseGraphics.tint = 0xAAAAAA;
	}
	var towerCost = getTowerCost(self.towerType);
	var isFireTower = self.towerType === 'fire';
	// Add shadow for tower type label
	var displayName = self.towerType === 'default' ? 'Standard' : self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1);
	var typeLabelShadow = new Text2(displayName, {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	typeLabelShadow.anchor.set(0.5, 0.5);
	typeLabelShadow.x = 4;
	typeLabelShadow.y = -20 + 4;
	self.addChild(typeLabelShadow);
	// Add tower type label
	var typeLabel = new Text2(displayName, {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	typeLabel.anchor.set(0.5, 0.5);
	typeLabel.y = -20; // Position above center of tower
	self.addChild(typeLabel);
	// Add cost shadow
	var costText = isFireTower ? towerCost + " 💎" : towerCost.toString();
	var costLabelShadow = new Text2(costText, {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	costLabelShadow.anchor.set(0.5, 0.5);
	costLabelShadow.x = 4;
	costLabelShadow.y = 24 + 12;
	self.addChild(costLabelShadow);
	// Add cost label
	var costLabel = new Text2(costText, {
		size: 50,
		fill: isFireTower ? 0x00FFFF : 0xFFD700,
		weight: 800
	});
	costLabel.anchor.set(0.5, 0.5);
	costLabel.y = 20 + 12;
	self.addChild(costLabel);
	self.update = function () {
		// Check if player can afford this tower
		var canAfford = isFireTower ? diamonds >= getTowerCost(self.towerType) : gold >= getTowerCost(self.towerType);
		// Set opacity based on affordability
		self.alpha = canAfford ? 1 : 0.5;
	};
	return self;
});
var Tower = Container.expand(function (id) {
	var self = Container.call(this);
	self.id = id || 'default';
	self.level = 1;
	self.maxLevel = 6;
	self.gridX = 0;
	self.gridY = 0;
	self.range = 3 * CELL_SIZE;
	// Standardized method to get the current range of the tower
	self.getRange = function () {
		// Always calculate range based on tower type and level
		switch (self.id) {
			case 'sniper':
				// Sniper: base 5, +0.8 per level, but final upgrade gets a huge boost
				if (self.level === self.maxLevel) {
					return 15 * CELL_SIZE; // Even longer range for max level sniper to reach bosses
				}
				return (5 + (self.level - 1) * 1.0) * CELL_SIZE;
			// Slightly increased range progression
			case 'splash':
				// Splash: base 2, +0.2 per level (max ~4 blocks at max level)
				return (2 + (self.level - 1) * 0.2) * CELL_SIZE;
			case 'rapid':
				// Rapid: base 2.5, +0.5 per level
				return (2.5 + (self.level - 1) * 0.5) * CELL_SIZE;
			case 'slow':
				// Slow: base 3.5, +0.5 per level
				return (3.5 + (self.level - 1) * 0.5) * CELL_SIZE;
			case 'poison':
				// Poison: base 3.2, +0.5 per level
				return (3.2 + (self.level - 1) * 0.5) * CELL_SIZE;
			case 'fire':
				// Fire: base 4, +0.6 per level
				return (4 + (self.level - 1) * 0.6) * CELL_SIZE;
			default:
				// Default: base 3, +0.5 per level
				return (3 + (self.level - 1) * 0.5) * CELL_SIZE;
		}
	};
	self.cellsInRange = [];
	self.fireRate = 60;
	self.bulletSpeed = 5;
	self.damage = 10;
	self.lastFired = 0;
	self.targetEnemy = null;
	self.rangeIndicator = null; // Will hold the range display circle
	switch (self.id) {
		case 'rapid':
			self.fireRate = 30;
			self.damage = 5;
			self.range = 2.5 * CELL_SIZE;
			self.bulletSpeed = 7;
			break;
		case 'sniper':
			self.fireRate = 90;
			self.damage = 25;
			self.range = 5 * CELL_SIZE;
			self.bulletSpeed = 25;
			break;
		case 'splash':
			self.fireRate = 75;
			self.damage = 15;
			self.range = 2 * CELL_SIZE;
			self.bulletSpeed = 4;
			break;
		case 'slow':
			self.fireRate = 50;
			self.damage = 8;
			self.range = 3.5 * CELL_SIZE;
			self.bulletSpeed = 5;
			break;
		case 'poison':
			self.fireRate = 70;
			self.damage = 12;
			self.range = 3.2 * CELL_SIZE;
			self.bulletSpeed = 5;
			break;
		case 'fire':
			self.fireRate = 45;
			self.damage = 20;
			self.range = 4 * CELL_SIZE;
			self.bulletSpeed = 6;
			break;
	}
	var baseGraphics = self.attachAsset(self.id === 'fire' ? 'fire_tower' : 'tower', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	switch (self.id) {
		case 'rapid':
			baseGraphics.tint = 0x00AAFF;
			break;
		case 'sniper':
			baseGraphics.tint = 0xFF5500;
			break;
		case 'splash':
			baseGraphics.tint = 0x33CC00;
			break;
		case 'slow':
			baseGraphics.tint = 0x9900FF;
			break;
		case 'poison':
			baseGraphics.tint = 0x00FFAA;
			break;
		case 'fire':
			baseGraphics.tint = 0xFF4400;
			break;
		default:
			baseGraphics.tint = 0xAAAAAA;
	}
	var levelIndicators = [];
	var maxDots = self.maxLevel;
	var dotSpacing = baseGraphics.width / (maxDots + 1);
	var dotSize = CELL_SIZE / 6;
	for (var i = 0; i < maxDots; i++) {
		var dot = new Container();
		var outlineCircle = dot.attachAsset('towerLevelIndicator', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		outlineCircle.width = dotSize + 4;
		outlineCircle.height = dotSize + 4;
		outlineCircle.tint = 0x000000;
		var towerLevelIndicator = dot.attachAsset('towerLevelIndicator', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		towerLevelIndicator.width = dotSize;
		towerLevelIndicator.height = dotSize;
		towerLevelIndicator.tint = 0xCCCCCC;
		dot.x = -CELL_SIZE + dotSpacing * (i + 1);
		dot.y = CELL_SIZE * 0.7;
		self.addChild(dot);
		levelIndicators.push(dot);
	}
	var gunContainer = new Container();
	self.addChild(gunContainer);
	var gunGraphics = gunContainer.attachAsset('defense', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.updateLevelIndicators = function () {
		for (var i = 0; i < maxDots; i++) {
			var dot = levelIndicators[i];
			var towerLevelIndicator = dot.children[1];
			if (i < self.level) {
				towerLevelIndicator.tint = 0xFFFFFF;
			} else {
				switch (self.id) {
					case 'rapid':
						towerLevelIndicator.tint = 0x00AAFF;
						break;
					case 'sniper':
						towerLevelIndicator.tint = 0xFF5500;
						break;
					case 'splash':
						towerLevelIndicator.tint = 0x33CC00;
						break;
					case 'slow':
						towerLevelIndicator.tint = 0x9900FF;
						break;
					case 'poison':
						towerLevelIndicator.tint = 0x00FFAA;
						break;
					case 'fire':
						towerLevelIndicator.tint = 0xFF4400;
						break;
					default:
						towerLevelIndicator.tint = 0xAAAAAA;
				}
			}
		}
	};
	self.updateLevelIndicators();
	self.refreshCellsInRange = function () {
		for (var i = 0; i < self.cellsInRange.length; i++) {
			var cell = self.cellsInRange[i];
			var towerIndex = cell.towersInRange.indexOf(self);
			if (towerIndex !== -1) {
				cell.towersInRange.splice(towerIndex, 1);
			}
		}
		self.cellsInRange = [];
		var rangeRadius = self.getRange() / CELL_SIZE;
		var centerX = self.gridX + 1;
		var centerY = self.gridY + 1;
		var minI = Math.floor(centerX - rangeRadius - 0.5);
		var maxI = Math.ceil(centerX + rangeRadius + 0.5);
		var minJ = Math.floor(centerY - rangeRadius - 0.5);
		var maxJ = Math.ceil(centerY + rangeRadius + 0.5);
		for (var i = minI; i <= maxI; i++) {
			for (var j = minJ; j <= maxJ; j++) {
				var closestX = Math.max(i, Math.min(centerX, i + 1));
				var closestY = Math.max(j, Math.min(centerY, j + 1));
				var deltaX = closestX - centerX;
				var deltaY = closestY - centerY;
				var distanceSquared = deltaX * deltaX + deltaY * deltaY;
				if (distanceSquared <= rangeRadius * rangeRadius) {
					var cell = grid.getCell(i, j);
					if (cell) {
						self.cellsInRange.push(cell);
						cell.towersInRange.push(self);
					}
				}
			}
		}
		grid.renderDebug();
	};
	self.getTotalValue = function () {
		var baseTowerCost = getTowerCost(self.id);
		var totalInvestment = baseTowerCost;
		var baseUpgradeCost = baseTowerCost; // Upgrade cost now scales with base tower cost
		for (var i = 1; i < self.level; i++) {
			totalInvestment += Math.floor(baseUpgradeCost * Math.pow(2, i - 1));
		}
		return totalInvestment;
	};
	self.upgrade = function () {
		if (self.level < self.maxLevel) {
			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
			var baseUpgradeCost = getTowerCost(self.id);
			var upgradeCost;
			// Make last upgrade level extra expensive
			if (self.level === self.maxLevel - 1) {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1) * 3.5 / 2); // Half the cost for final upgrade
			} else {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1));
			}
			if (gold >= upgradeCost) {
				setGold(gold - upgradeCost);
				self.level++;
				// No need to update self.range here; getRange() is now the source of truth
				// Apply tower-specific upgrades based on type
				if (self.id === 'rapid') {
					if (self.level === self.maxLevel) {
						// Extra powerful last upgrade (double the effect)
						self.fireRate = Math.max(4, 30 - self.level * 9); // double the effect
						self.damage = 5 + self.level * 10; // double the effect
						self.bulletSpeed = 7 + self.level * 2.4; // double the effect
					} else {
						self.fireRate = Math.max(15, 30 - self.level * 3); // Fast tower gets faster with upgrades
						self.damage = 5 + self.level * 3;
						self.bulletSpeed = 7 + self.level * 0.7;
					}
				} else {
					if (self.level === self.maxLevel) {
						// Extra powerful last upgrade for all other towers (double the effect)
						self.fireRate = Math.max(5, 60 - self.level * 24); // double the effect
						self.damage = 10 + self.level * 20; // double the effect
						self.bulletSpeed = 5 + self.level * 2.4; // double the effect
					} else {
						self.fireRate = Math.max(20, 60 - self.level * 8);
						self.damage = 10 + self.level * 5;
						self.bulletSpeed = 5 + self.level * 0.5;
					}
				}
				self.refreshCellsInRange();
				self.updateLevelIndicators();
				if (self.level > 1) {
					var levelDot = levelIndicators[self.level - 1].children[1];
					// Enhanced upgrade animation with multiple effects
					tween(levelDot, {
						scaleX: 1.8,
						scaleY: 1.8
					}, {
						duration: 200,
						easing: tween.elasticOut,
						onFinish: function onFinish() {
							tween(levelDot, {
								scaleX: 1,
								scaleY: 1
							}, {
								duration: 300,
								easing: tween.bounceOut
							});
						}
					});
					// Animate the entire tower with upgrade effect
					tween(self, {
						scaleX: 1.15,
						scaleY: 1.15
					}, {
						duration: 150,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							tween(self, {
								scaleX: 1.0,
								scaleY: 1.0
							}, {
								duration: 200,
								easing: tween.elasticOut
							});
						}
					});
					// Animate range indicator to show new range
					if (self.rangeIndicator && self.rangeIndicator.children[0]) {
						var rangeGraphics = self.rangeIndicator.children[0];
						var oldSize = rangeGraphics.width;
						var newSize = self.getRange() * 2;
						// Pulse animation to show range increase
						tween(rangeGraphics, {
							width: newSize * 1.3,
							height: newSize * 1.3,
							alpha: 0.4
						}, {
							duration: 300,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(rangeGraphics, {
									width: newSize,
									height: newSize,
									alpha: 0.15
								}, {
									duration: 200,
									easing: tween.easeIn
								});
							}
						});
					}
				}
				return true;
			} else {
				var notification = game.addChild(new Notification("Not enough gold to upgrade!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
				return false;
			}
		}
		return false;
	};
	self.findTarget = function () {
		var closestEnemy = null;
		var closestScore = Infinity;
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Check if enemy is in range
			if (distance <= self.getRange()) {
				// Boss enemies are always valid targets for all towers
				if (enemy.isBoss) {
					// Prioritize boss enemies highest
					if (0 < bestPriority) {
						bestPriority = 10000; // Set highest priority for bosses
						bestTarget = enemy;
					}
					continue;
				}
				// Handle flying enemies differently - they can be targeted regardless of path
				if (enemy.isFlying) {
					// For flying enemies, prioritize by distance to the goal
					if (enemy.flyingTarget) {
						var goalX = enemy.flyingTarget.x;
						var goalY = enemy.flyingTarget.y;
						var distToGoal = Math.sqrt((goalX - enemy.cellX) * (goalX - enemy.cellX) + (goalY - enemy.cellY) * (goalY - enemy.cellY));
						// Use distance to goal as score
						if (distToGoal < closestScore) {
							closestScore = distToGoal;
							closestEnemy = enemy;
						}
					} else {
						// If no flying target yet (shouldn't happen), prioritize by distance to tower
						if (distance < closestScore) {
							closestScore = distance;
							closestEnemy = enemy;
						}
					}
				} else {
					// For ground enemies, use the original path-based targeting
					// Get the cell for this enemy
					var cell = grid.getCell(enemy.cellX, enemy.cellY);
					if (cell && cell.pathId === pathId) {
						// Use the cell's score (distance to exit) for prioritization
						// Lower score means closer to exit
						if (cell.score < closestScore) {
							closestScore = cell.score;
							closestEnemy = enemy;
						}
					}
				}
			}
		}
		if (!closestEnemy) {
			self.targetEnemy = null;
		}
		return closestEnemy;
	};
	self.update = function () {
		// Create or update range indicator if it doesn't exist
		if (!self.rangeIndicator) {
			self.rangeIndicator = new Container();
			self.rangeIndicator.isTowerRange = true;
			self.rangeIndicator.tower = self;
			var rangeGraphics = self.rangeIndicator.attachAsset('rangeCircle', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			rangeGraphics.width = rangeGraphics.height = self.getRange() * 2;
			rangeGraphics.alpha = 0.15; // Semi-transparent
			rangeGraphics.tint = 0x00FF00; // Green color for range
			self.rangeIndicator.x = self.x;
			self.rangeIndicator.y = self.y;
			game.addChildAt(self.rangeIndicator, 0); // Add behind other objects
		}
		// Update range indicator position and size
		if (self.rangeIndicator) {
			self.rangeIndicator.x = self.x;
			self.rangeIndicator.y = self.y;
			var rangeGraphics = self.rangeIndicator.children[0];
			if (rangeGraphics) {
				rangeGraphics.width = rangeGraphics.height = self.getRange() * 2;
			}
		}
		// Find the best enemy target in range
		var bestTarget = null;
		var bestPriority = -1;
		var currentRange = self.getRange();
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Check if enemy is in range
			if (distance <= currentRange) {
				var priority = 0;
				// Highest priority for boss enemies - ensure ALL towers always target bosses first
				if (enemy.isBoss) {
					priority = 100000; // Set absolute highest priority for bosses - increased from 50000
				}
				// Medium priority based on health (lower health = higher priority to finish them off)
				priority += 1000 - enemy.health;
				// For flying enemies, prioritize based on distance to goal
				if (enemy.isFlying && enemy.flyingTarget) {
					var goalDx = enemy.flyingTarget.x - enemy.cellX;
					var goalDy = enemy.flyingTarget.y - enemy.cellY;
					var distToGoal = Math.sqrt(goalDx * goalDx + goalDy * goalDy);
					priority += (100 - distToGoal) * 10; // Closer to goal = higher priority
				} else {
					// For ground enemies, use path score if available
					var cell = grid.getCell(enemy.cellX, enemy.cellY);
					if (cell && cell.pathId === pathId) {
						priority += (10000 - cell.score) / 10; // Lower score = closer to goal = higher priority
					}
				}
				// Small bonus for closer enemies to break ties
				priority += (currentRange - distance) / 10;
				if (priority > bestPriority) {
					bestPriority = priority;
					bestTarget = enemy;
				}
			}
		}
		// Fire at the best target if fire rate allows
		if (bestTarget && LK.ticks - self.lastFired >= self.fireRate) {
			self.targetEnemy = bestTarget;
			var dx = bestTarget.x - self.x;
			var dy = bestTarget.y - self.y;
			var angle = Math.atan2(dy, dx);
			// Aim gun at target
			gunContainer.rotation = angle;
			// Fire bullet
			var bulletX = self.x + Math.cos(angle) * 40;
			var bulletY = self.y + Math.sin(angle) * 40;
			var bullet = new Bullet(bulletX, bulletY, bestTarget, self.damage, self.bulletSpeed);
			// Set bullet type based on tower type
			bullet.type = self.id;
			// For slow tower, pass level for scaling slow effect
			if (self.id === 'slow') {
				bullet.sourceTowerLevel = self.level;
			}
			// Customize bullet appearance based on tower type
			switch (self.id) {
				case 'rapid':
					bullet.children[0].tint = 0x00AAFF;
					bullet.children[0].width = 20;
					bullet.children[0].height = 20;
					break;
				case 'sniper':
					bullet.children[0].tint = 0xFF5500;
					bullet.children[0].width = 15;
					bullet.children[0].height = 15;
					break;
				case 'splash':
					bullet.children[0].tint = 0x33CC00;
					bullet.children[0].width = 40;
					bullet.children[0].height = 40;
					break;
				case 'slow':
					bullet.children[0].tint = 0x9900FF;
					bullet.children[0].width = 35;
					bullet.children[0].height = 35;
					break;
				case 'poison':
					bullet.children[0].tint = 0x00FFAA;
					bullet.children[0].width = 35;
					bullet.children[0].height = 35;
					break;
				case 'fire':
					bullet.children[0].tint = 0xFF4400;
					bullet.children[0].width = 45;
					bullet.children[0].height = 45;
					break;
			}
			game.addChild(bullet);
			bullets.push(bullet);
			bestTarget.bulletsTargetingThis.push(bullet);
			self.lastFired = LK.ticks;
			// Create visual muzzle flash effect
			var muzzleFlash = new EffectIndicator(self.x + Math.cos(angle) * 40, self.y + Math.sin(angle) * 40, 'attack');
			game.addChild(muzzleFlash);
			// Play sad fire sound for fire towers
			if (self.id === 'fire') {
				LK.getSound('sad_fire_attack').play();
			}
			// Enhanced gun recoil animation
			tween.stop(gunContainer, {
				x: true,
				y: true,
				scaleX: true,
				scaleY: true
			});
			var recoilDistance = 8;
			var recoilX = -Math.cos(angle) * recoilDistance;
			var recoilY = -Math.sin(angle) * recoilDistance;
			tween(gunContainer, {
				x: recoilX,
				y: recoilY,
				scaleX: 0.9,
				scaleY: 0.9
			}, {
				duration: 80,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(gunContainer, {
						x: 0,
						y: 0,
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 120,
						easing: tween.easeIn
					});
				}
			});
		} else if (bestTarget) {
			// Aim at target even if not firing
			self.targetEnemy = bestTarget;
			var dx = bestTarget.x - self.x;
			var dy = bestTarget.y - self.y;
			var angle = Math.atan2(dy, dx);
			gunContainer.rotation = angle;
		} else {
			self.targetEnemy = null;
		}
	};
	self.down = function (x, y, obj) {
		var existingMenus = game.children.filter(function (child) {
			return child instanceof UpgradeMenu;
		});
		var hasOwnMenu = false;
		var rangeCircle = null;
		for (var i = 0; i < game.children.length; i++) {
			if (game.children[i].isTowerRange && game.children[i].tower === self) {
				rangeCircle = game.children[i];
				break;
			}
		}
		for (var i = 0; i < existingMenus.length; i++) {
			if (existingMenus[i].tower === self) {
				hasOwnMenu = true;
				break;
			}
		}
		if (hasOwnMenu) {
			for (var i = 0; i < existingMenus.length; i++) {
				if (existingMenus[i].tower === self) {
					hideUpgradeMenu(existingMenus[i]);
				}
			}
			if (rangeCircle) {
				game.removeChild(rangeCircle);
			}
			selectedTower = null;
			grid.renderDebug();
			return;
		}
		for (var i = 0; i < existingMenus.length; i++) {
			existingMenus[i].destroy();
		}
		for (var i = game.children.length - 1; i >= 0; i--) {
			if (game.children[i].isTowerRange) {
				game.removeChild(game.children[i]);
			}
		}
		selectedTower = self;
		var rangeIndicator = new Container();
		rangeIndicator.isTowerRange = true;
		rangeIndicator.tower = self;
		game.addChild(rangeIndicator);
		rangeIndicator.x = self.x;
		rangeIndicator.y = self.y;
		var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		rangeGraphics.width = rangeGraphics.height = self.getRange() * 2;
		rangeGraphics.alpha = 0.3;
		var upgradeMenu = new UpgradeMenu(self);
		game.addChild(upgradeMenu);
		upgradeMenu.x = 2048 / 2;
		tween(upgradeMenu, {
			y: 2732 - 225
		}, {
			duration: 200,
			easing: tween.backOut
		});
		grid.renderDebug();
	};
	self.isInRange = function (enemy) {
		if (!enemy) {
			return false;
		}
		var dx = enemy.x - self.x;
		var dy = enemy.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		return distance <= self.getRange();
	};
	self.fire = function () {
		if (self.targetEnemy) {
			var bulletX = self.x + Math.cos(gunContainer.rotation) * 40;
			var bulletY = self.y + Math.sin(gunContainer.rotation) * 40;
			var bullet = new Bullet(bulletX, bulletY, self.targetEnemy, self.damage, self.bulletSpeed);
			// Set bullet type based on tower type
			bullet.type = self.id;
			// For slow tower, pass level for scaling slow effect
			if (self.id === 'slow') {
				bullet.sourceTowerLevel = self.level;
			}
			// Customize bullet appearance based on tower type
			switch (self.id) {
				case 'rapid':
					bullet.children[0].tint = 0x00AAFF;
					bullet.children[0].width = 20;
					bullet.children[0].height = 20;
					break;
				case 'sniper':
					bullet.children[0].tint = 0xFF5500;
					bullet.children[0].width = 15;
					bullet.children[0].height = 15;
					break;
				case 'splash':
					bullet.children[0].tint = 0x33CC00;
					bullet.children[0].width = 40;
					bullet.children[0].height = 40;
					break;
				case 'slow':
					bullet.children[0].tint = 0x9900FF;
					bullet.children[0].width = 35;
					bullet.children[0].height = 35;
					break;
				case 'poison':
					bullet.children[0].tint = 0x00FFAA;
					bullet.children[0].width = 35;
					bullet.children[0].height = 35;
					break;
				case 'fire':
					bullet.children[0].tint = 0xFF4400;
					bullet.children[0].width = 45;
					bullet.children[0].height = 45;
					break;
			}
			game.addChild(bullet);
			bullets.push(bullet);
			self.targetEnemy.bulletsTargetingThis.push(bullet);
			// --- Fire recoil effect for gunContainer ---
			// Stop any ongoing recoil tweens before starting a new one
			tween.stop(gunContainer, {
				x: true,
				y: true,
				scaleX: true,
				scaleY: true
			});
			// Always use the original resting position for recoil, never accumulate offset
			if (gunContainer._restX === undefined) {
				gunContainer._restX = 0;
			}
			if (gunContainer._restY === undefined) {
				gunContainer._restY = 0;
			}
			if (gunContainer._restScaleX === undefined) {
				gunContainer._restScaleX = 1;
			}
			if (gunContainer._restScaleY === undefined) {
				gunContainer._restScaleY = 1;
			}
			// Reset to resting position before animating (in case of interrupted tweens)
			gunContainer.x = gunContainer._restX;
			gunContainer.y = gunContainer._restY;
			gunContainer.scaleX = gunContainer._restScaleX;
			gunContainer.scaleY = gunContainer._restScaleY;
			// Calculate recoil offset (recoil back along the gun's rotation)
			var recoilDistance = 8;
			var recoilX = -Math.cos(gunContainer.rotation) * recoilDistance;
			var recoilY = -Math.sin(gunContainer.rotation) * recoilDistance;
			// Animate recoil back from the resting position
			tween(gunContainer, {
				x: gunContainer._restX + recoilX,
				y: gunContainer._restY + recoilY
			}, {
				duration: 60,
				easing: tween.cubicOut,
				onFinish: function onFinish() {
					// Animate return to original position/scale
					tween(gunContainer, {
						x: gunContainer._restX,
						y: gunContainer._restY
					}, {
						duration: 90,
						easing: tween.cubicIn
					});
				}
			});
		}
	};
	self.placeOnGrid = function (gridX, gridY) {
		self.gridX = gridX;
		self.gridY = gridY;
		self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2;
		// Mark cells as occupied by tower
		for (var i = 0; i < 2; i++) {
			for (var j = 0; j < 2; j++) {
				var cell = grid.getCell(gridX + i, gridY + j);
				if (cell) {
					// Only mark as occupied, don't change to wall type
					cell.hasTower = true;
				}
			}
		}
		self.refreshCellsInRange();
	};
	return self;
});
var TowerPreview = Container.expand(function () {
	var self = Container.call(this);
	var towerRange = 3;
	var rangeInPixels = towerRange * CELL_SIZE;
	self.towerType = 'default';
	self.hasEnoughGold = true;
	var rangeIndicator = new Container();
	self.addChild(rangeIndicator);
	var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rangeGraphics.alpha = 0.3;
	var previewGraphics = self.attachAsset('towerpreview', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	previewGraphics.width = CELL_SIZE * 2;
	previewGraphics.height = CELL_SIZE * 2;
	self.canPlace = false;
	self.gridX = 0;
	self.gridY = 0;
	self.blockedByEnemy = false;
	self.update = function () {
		var previousHasEnoughGold = self.hasEnoughGold;
		var isFireTower = self.towerType === 'fire';
		self.hasEnoughGold = isFireTower ? diamonds >= getTowerCost(self.towerType) : gold >= getTowerCost(self.towerType);
		// Only update appearance if the affordability status has changed
		if (previousHasEnoughGold !== self.hasEnoughGold) {
			self.updateAppearance();
		}
	};
	self.updateAppearance = function () {
		// Use Tower class to get the source of truth for range
		var tempTower = new Tower(self.towerType);
		var previewRange = tempTower.getRange();
		// Clean up tempTower to avoid memory leaks
		if (tempTower && tempTower.destroy) {
			tempTower.destroy();
		}
		// Set range indicator using unified range logic
		rangeGraphics.width = rangeGraphics.height = previewRange * 2;
		switch (self.towerType) {
			case 'rapid':
				previewGraphics.tint = 0x00AAFF;
				break;
			case 'sniper':
				previewGraphics.tint = 0xFF5500;
				break;
			case 'splash':
				previewGraphics.tint = 0x33CC00;
				break;
			case 'slow':
				previewGraphics.tint = 0x9900FF;
				break;
			case 'poison':
				previewGraphics.tint = 0x00FFAA;
				break;
			case 'fire':
				previewGraphics.tint = 0xFF4400;
				break;
			default:
				previewGraphics.tint = 0xAAAAAA;
		}
		if (!self.canPlace || !self.hasEnoughGold) {
			previewGraphics.tint = 0xFF0000;
		}
	};
	self.updatePlacementStatus = function () {
		var validGridPlacement = true;
		// Check if tower is within valid grid bounds
		if (self.gridX < 0 || self.gridX + 1 >= 24 || self.gridY < 5 || self.gridY + 1 >= 29) {
			validGridPlacement = false;
		} else {
			// Check all 4 cells the tower will occupy
			for (var i = 0; i < 2; i++) {
				for (var j = 0; j < 2; j++) {
					var cell = grid.getCell(self.gridX + i, self.gridY + j);
					// Check if cell exists
					if (!cell) {
						validGridPlacement = false;
						break;
					}
					// Only block if this is part of the enemy path
					var pathCells = [{
						x: 11,
						y: 4
					}, {
						x: 11,
						y: 5
					}, {
						x: 11,
						y: 6
					}, {
						x: 11,
						y: 7
					}, {
						x: 11,
						y: 8
					}, {
						x: 10,
						y: 8
					}, {
						x: 9,
						y: 8
					}, {
						x: 8,
						y: 8
					}, {
						x: 7,
						y: 8
					}, {
						x: 6,
						y: 8
					}, {
						x: 5,
						y: 8
					}, {
						x: 4,
						y: 8
					}, {
						x: 3,
						y: 8
					}, {
						x: 3,
						y: 9
					}, {
						x: 3,
						y: 10
					}, {
						x: 3,
						y: 11
					}, {
						x: 3,
						y: 12
					}, {
						x: 4,
						y: 12
					}, {
						x: 5,
						y: 12
					}, {
						x: 6,
						y: 12
					}, {
						x: 7,
						y: 12
					}, {
						x: 8,
						y: 12
					}, {
						x: 9,
						y: 12
					}, {
						x: 10,
						y: 12
					}, {
						x: 11,
						y: 12
					}, {
						x: 12,
						y: 12
					}, {
						x: 13,
						y: 12
					}, {
						x: 14,
						y: 12
					}, {
						x: 15,
						y: 12
					}, {
						x: 16,
						y: 12
					}, {
						x: 17,
						y: 12
					}, {
						x: 18,
						y: 12
					}, {
						x: 19,
						y: 12
					}, {
						x: 20,
						y: 12
					}, {
						x: 20,
						y: 13
					}, {
						x: 20,
						y: 14
					}, {
						x: 20,
						y: 15
					}, {
						x: 20,
						y: 16
					}, {
						x: 20,
						y: 17
					}, {
						x: 20,
						y: 18
					}, {
						x: 19,
						y: 18
					}, {
						x: 18,
						y: 18
					}, {
						x: 17,
						y: 18
					}, {
						x: 16,
						y: 18
					}, {
						x: 15,
						y: 18
					}, {
						x: 14,
						y: 18
					}, {
						x: 13,
						y: 18
					}, {
						x: 12,
						y: 18
					}, {
						x: 11,
						y: 18
					}, {
						x: 10,
						y: 18
					}, {
						x: 9,
						y: 18
					}, {
						x: 8,
						y: 18
					}, {
						x: 7,
						y: 18
					}, {
						x: 6,
						y: 18
					}, {
						x: 5,
						y: 18
					}, {
						x: 4,
						y: 18
					}, {
						x: 3,
						y: 18
					}, {
						x: 3,
						y: 19
					}, {
						x: 3,
						y: 20
					}, {
						x: 3,
						y: 21
					}, {
						x: 3,
						y: 22
					}, {
						x: 3,
						y: 23
					}, {
						x: 4,
						y: 23
					}, {
						x: 5,
						y: 23
					}, {
						x: 6,
						y: 23
					}, {
						x: 7,
						y: 23
					}, {
						x: 8,
						y: 23
					}, {
						x: 9,
						y: 23
					}, {
						x: 10,
						y: 23
					}, {
						x: 11,
						y: 23
					}, {
						x: 12,
						y: 23
					}, {
						x: 13,
						y: 23
					}, {
						x: 14,
						y: 23
					}, {
						x: 15,
						y: 23
					}, {
						x: 16,
						y: 23
					}, {
						x: 17,
						y: 23
					}, {
						x: 18,
						y: 23
					}, {
						x: 19,
						y: 23
					}, {
						x: 20,
						y: 23
					}, {
						x: 20,
						y: 24
					}, {
						x: 20,
						y: 25
					}, {
						x: 20,
						y: 26
					}, {
						x: 20,
						y: 27
					}, {
						x: 19,
						y: 27
					}, {
						x: 18,
						y: 27
					}, {
						x: 17,
						y: 27
					}, {
						x: 16,
						y: 27
					}, {
						x: 15,
						y: 27
					}, {
						x: 14,
						y: 27
					}, {
						x: 13,
						y: 27
					}, {
						x: 12,
						y: 27
					}, {
						x: 11,
						y: 27
					}, {
						x: 11,
						y: 28
					}, {
						x: 11,
						y: 29
					}];
					var isOnPath = false;
					for (var p = 0; p < pathCells.length; p++) {
						if (pathCells[p].x === self.gridX + i && pathCells[p].y === self.gridY + j) {
							isOnPath = true;
							break;
						}
					}
					if (isOnPath) {
						validGridPlacement = false;
						break;
					}
				}
				if (!validGridPlacement) {
					break;
				}
			}
		}
		// Check if any enemies would block placement
		self.blockedByEnemy = false;
		if (validGridPlacement) {
			for (var i = 0; i < enemies.length; i++) {
				var enemy = enemies[i];
				if (enemy.currentCellY < 4) {
					continue;
				}
				// Only check non-flying enemies, flying enemies can pass over towers
				if (!enemy.isFlying) {
					if (enemy.cellX >= self.gridX && enemy.cellX < self.gridX + 2 && enemy.cellY >= self.gridY && enemy.cellY < self.gridY + 2) {
						self.blockedByEnemy = true;
						break;
					}
					if (enemy.currentTarget) {
						var targetX = enemy.currentTarget.x;
						var targetY = enemy.currentTarget.y;
						if (targetX >= self.gridX && targetX < self.gridX + 2 && targetY >= self.gridY && targetY < self.gridY + 2) {
							self.blockedByEnemy = true;
							break;
						}
					}
				}
			}
		}
		self.canPlace = validGridPlacement && !self.blockedByEnemy;
		var isFireTower = self.towerType === 'fire';
		self.hasEnoughGold = isFireTower ? diamonds >= getTowerCost(self.towerType) : gold >= getTowerCost(self.towerType);
		self.updateAppearance();
	};
	self.checkPlacement = function () {
		self.updatePlacementStatus();
	};
	self.snapToGrid = function (x, y) {
		var gridPosX = x - grid.x;
		var gridPosY = y - grid.y;
		self.gridX = Math.floor(gridPosX / CELL_SIZE);
		self.gridY = Math.floor(gridPosY / CELL_SIZE);
		self.x = grid.x + self.gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = grid.y + self.gridY * CELL_SIZE + CELL_SIZE / 2;
		self.checkPlacement();
	};
	return self;
});
var UpgradeMenu = Container.expand(function (tower) {
	var self = Container.call(this);
	self.tower = tower;
	self.y = 2732 + 225;
	var menuBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBackground.width = 2048;
	menuBackground.height = 500;
	menuBackground.tint = 0x444444;
	menuBackground.alpha = 0.9;
	var towerTypeText = new Text2(self.tower.id.charAt(0).toUpperCase() + self.tower.id.slice(1) + ' Tower', {
		size: 80,
		fill: 0xFFFFFF,
		weight: 800
	});
	towerTypeText.anchor.set(0, 0);
	towerTypeText.x = -840;
	towerTypeText.y = -160;
	self.addChild(towerTypeText);
	var statsText = new Text2('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s', {
		size: 70,
		fill: 0xFFFFFF,
		weight: 400
	});
	statsText.anchor.set(0, 0.5);
	statsText.x = -840;
	statsText.y = 50;
	self.addChild(statsText);
	var buttonsContainer = new Container();
	buttonsContainer.x = 500;
	self.addChild(buttonsContainer);
	var upgradeButton = new Container();
	buttonsContainer.addChild(upgradeButton);
	var buttonBackground = upgradeButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 500;
	buttonBackground.height = 150;
	var isMaxLevel = self.tower.level >= self.tower.maxLevel;
	// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
	var baseUpgradeCost = getTowerCost(self.tower.id);
	var upgradeCost;
	if (isMaxLevel) {
		upgradeCost = 0;
	} else if (self.tower.level === self.tower.maxLevel - 1) {
		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
	} else {
		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
	}
	buttonBackground.tint = isMaxLevel ? 0x888888 : gold >= upgradeCost ? 0x00AA00 : 0x888888;
	var buttonText = new Text2(isMaxLevel ? 'Max Level' : 'Upgrade: ' + upgradeCost + ' gold', {
		size: 60,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	upgradeButton.addChild(buttonText);
	var sellButton = new Container();
	buttonsContainer.addChild(sellButton);
	var sellButtonBackground = sellButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	sellButtonBackground.width = 500;
	sellButtonBackground.height = 150;
	sellButtonBackground.tint = 0xCC0000;
	var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
	var sellValue = getTowerSellValue(totalInvestment);
	var sellButtonText = new Text2('Sell: +' + sellValue + ' gold', {
		size: 60,
		fill: 0xFFFFFF,
		weight: 800
	});
	sellButtonText.anchor.set(0.5, 0.5);
	sellButton.addChild(sellButtonText);
	upgradeButton.y = -85;
	sellButton.y = 85;
	var closeButton = new Container();
	self.addChild(closeButton);
	var closeBackground = closeButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBackground.width = 90;
	closeBackground.height = 90;
	closeBackground.tint = 0xAA0000;
	var closeText = new Text2('X', {
		size: 68,
		fill: 0xFFFFFF,
		weight: 800
	});
	closeText.anchor.set(0.5, 0.5);
	closeButton.addChild(closeText);
	closeButton.x = menuBackground.width / 2 - 57;
	closeButton.y = -menuBackground.height / 2 + 57;
	upgradeButton.down = function (x, y, obj) {
		if (self.tower.level >= self.tower.maxLevel) {
			var notification = game.addChild(new Notification("Tower is already at max level!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
			return;
		}
		if (self.tower.upgrade()) {
			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
			var baseUpgradeCost = getTowerCost(self.tower.id);
			if (self.tower.level >= self.tower.maxLevel) {
				upgradeCost = 0;
			} else if (self.tower.level === self.tower.maxLevel - 1) {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
			} else {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
			}
			statsText.setText('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s');
			buttonText.setText('Upgrade: ' + upgradeCost + ' gold');
			var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
			var sellValue = Math.floor(totalInvestment * 0.6);
			sellButtonText.setText('Sell: +' + sellValue + ' gold');
			if (self.tower.level >= self.tower.maxLevel) {
				buttonBackground.tint = 0x888888;
				buttonText.setText('Max Level');
			}
			var rangeCircle = null;
			for (var i = 0; i < game.children.length; i++) {
				if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
					rangeCircle = game.children[i];
					break;
				}
			}
			if (rangeCircle) {
				var rangeGraphics = rangeCircle.children[0];
				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
			} else {
				var newRangeIndicator = new Container();
				newRangeIndicator.isTowerRange = true;
				newRangeIndicator.tower = self.tower;
				game.addChildAt(newRangeIndicator, 0);
				newRangeIndicator.x = self.tower.x;
				newRangeIndicator.y = self.tower.y;
				var rangeGraphics = newRangeIndicator.attachAsset('rangeCircle', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
				rangeGraphics.alpha = 0.3;
			}
			tween(self, {
				scaleX: 1.05,
				scaleY: 1.05
			}, {
				duration: 100,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(self, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 100,
						easing: tween.easeIn
					});
				}
			});
		}
	};
	sellButton.down = function (x, y, obj) {
		var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
		var sellValue = getTowerSellValue(totalInvestment);
		setGold(gold + sellValue);
		var notification = game.addChild(new Notification("Tower sold for " + sellValue + " gold!"));
		notification.x = 2048 / 2;
		notification.y = grid.height - 50;
		var gridX = self.tower.gridX;
		var gridY = self.tower.gridY;
		for (var i = 0; i < 2; i++) {
			for (var j = 0; j < 2; j++) {
				var cell = grid.getCell(gridX + i, gridY + j);
				if (cell) {
					cell.hasTower = false;
					var towerIndex = cell.towersInRange.indexOf(self.tower);
					if (towerIndex !== -1) {
						cell.towersInRange.splice(towerIndex, 1);
					}
				}
			}
		}
		if (selectedTower === self.tower) {
			selectedTower = null;
		}
		var towerIndex = towers.indexOf(self.tower);
		if (towerIndex !== -1) {
			towers.splice(towerIndex, 1);
		}
		towerLayer.removeChild(self.tower);
		grid.pathFind();
		grid.renderDebug();
		self.destroy();
		for (var i = 0; i < game.children.length; i++) {
			if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
				game.removeChild(game.children[i]);
				break;
			}
		}
	};
	closeButton.down = function (x, y, obj) {
		hideUpgradeMenu(self);
		selectedTower = null;
		grid.renderDebug();
	};
	// Override destroy method to clean up range indicator
	var originalDestroy = self.destroy;
	self.destroy = function () {
		if (self.rangeIndicator && self.rangeIndicator.parent) {
			game.removeChild(self.rangeIndicator);
		}
		if (originalDestroy) {
			originalDestroy.call(self);
		}
	};
	self.update = function () {
		if (self.tower.level >= self.tower.maxLevel) {
			if (buttonText.text !== 'Max Level') {
				buttonText.setText('Max Level');
				buttonBackground.tint = 0x888888;
			}
			return;
		}
		// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
		var baseUpgradeCost = getTowerCost(self.tower.id);
		var currentUpgradeCost;
		if (self.tower.level >= self.tower.maxLevel) {
			currentUpgradeCost = 0;
		} else if (self.tower.level === self.tower.maxLevel - 1) {
			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
		} else {
			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
		}
		var canAfford = gold >= currentUpgradeCost;
		buttonBackground.tint = canAfford ? 0x00AA00 : 0x888888;
		var newText = 'Upgrade: ' + currentUpgradeCost + ' gold';
		if (buttonText.text !== newText) {
			buttonText.setText(newText);
		}
	};
	return self;
});
var WaveIndicator = Container.expand(function () {
	var self = Container.call(this);
	self.gameStarted = false;
	self.waveMarkers = [];
	self.waveTypes = [];
	self.enemyCounts = [];
	self.indicatorWidth = 0;
	self.lastBossType = null; // Track the last boss type to avoid repeating
	var blockWidth = 400;
	var totalBlocksWidth = blockWidth * totalWaves;
	var startMarker = new Container();
	var startBlock = startMarker.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	startBlock.width = blockWidth - 10;
	startBlock.height = 70 * 2;
	startBlock.tint = 0x00AA00;
	// Add shadow for start text
	var startTextShadow = new Text2("Start Game", {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	startTextShadow.anchor.set(0.5, 0.5);
	startTextShadow.x = 4;
	startTextShadow.y = 4;
	startMarker.addChild(startTextShadow);
	var startText = new Text2("Start Game", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	startText.anchor.set(0.5, 0.5);
	startMarker.addChild(startText);
	startMarker.x = -self.indicatorWidth;
	self.addChild(startMarker);
	self.waveMarkers.push(startMarker);
	startMarker.down = function () {
		if (!self.gameStarted) {
			self.gameStarted = true;
			currentWave = 1; // Start with wave 1
			waveTimer = 0;
			waveInProgress = true;
			waveSpawned = false;
			startBlock.tint = 0x00FF00;
			startText.setText("Started!");
			startTextShadow.setText("Started!");
			// Make sure shadow position remains correct after text change
			startTextShadow.x = 4;
			startTextShadow.y = 4;
			var notification = game.addChild(new Notification("Game started! Wave 1 incoming!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 150;
		}
	};
	for (var i = 0; i < totalWaves; i++) {
		var marker = new Container();
		var block = marker.attachAsset('notification', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		block.width = blockWidth - 10;
		block.height = 70 * 2;
		// --- Begin new unified wave logic ---
		var waveType = "normal";
		var enemyType = "normal";
		var enemyCount = 10;
		var isBossWave = (i + 1) % 10 === 0 && i + 1 >= 10;
		// Ensure all types appear in early waves
		if (i === 0) {
			block.tint = 0xAAAAAA;
			waveType = "Normal";
			enemyType = "normal";
			enemyCount = 10;
		} else if (i === 1) {
			block.tint = 0x00AAFF;
			waveType = "Fast";
			enemyType = "fast";
			enemyCount = 10;
		} else if (i === 2) {
			block.tint = 0xAA0000;
			waveType = "Immune";
			enemyType = "immune";
			enemyCount = 10;
		} else if (i === 3) {
			block.tint = 0xFFFF00;
			waveType = "Flying";
			enemyType = "flying";
			enemyCount = 10;
		} else if (i === 4) {
			block.tint = 0xFF00FF;
			waveType = "Swarm";
			enemyType = "swarm";
			enemyCount = 30;
		} else if (isBossWave) {
			// Boss waves: cycle through all boss types, last boss is always flying
			var bossTypes = ['normal', 'fast', 'immune', 'flying'];
			var bossTypeIndex = Math.floor((i + 1) / 10) - 1;
			if (i === totalWaves - 1) {
				// Last boss is always flying
				enemyType = 'flying';
				waveType = "Boss Flying";
				block.tint = 0xFFFF00;
			} else {
				enemyType = bossTypes[bossTypeIndex % bossTypes.length];
				switch (enemyType) {
					case 'normal':
						block.tint = 0xAAAAAA;
						waveType = "Boss Normal";
						break;
					case 'fast':
						block.tint = 0x00AAFF;
						waveType = "Boss Fast";
						break;
					case 'immune':
						block.tint = 0xAA0000;
						waveType = "Boss Immune";
						break;
					case 'flying':
						block.tint = 0xFFFF00;
						waveType = "Boss Flying";
						break;
				}
			}
			enemyCount = 1;
			// Make the wave indicator for boss waves stand out
			// Set boss wave color to the color of the wave type
			switch (enemyType) {
				case 'normal':
					block.tint = 0xAAAAAA;
					break;
				case 'fast':
					block.tint = 0x00AAFF;
					break;
				case 'immune':
					block.tint = 0xAA0000;
					break;
				case 'flying':
					block.tint = 0xFFFF00;
					break;
				default:
					block.tint = 0xFF0000;
					break;
			}
		} else if ((i + 1) % 5 === 0) {
			// Every 5th non-boss wave is fast
			block.tint = 0x00AAFF;
			waveType = "Fast";
			enemyType = "fast";
			enemyCount = 10;
		} else if ((i + 1) % 4 === 0) {
			// Every 4th non-boss wave is immune
			block.tint = 0xAA0000;
			waveType = "Immune";
			enemyType = "immune";
			enemyCount = 10;
		} else if ((i + 1) % 7 === 0) {
			// Every 7th non-boss wave is flying
			block.tint = 0xFFFF00;
			waveType = "Flying";
			enemyType = "flying";
			enemyCount = 10;
		} else if ((i + 1) % 3 === 0) {
			// Every 3rd non-boss wave is swarm
			block.tint = 0xFF00FF;
			waveType = "Swarm";
			enemyType = "swarm";
			enemyCount = 30;
		} else {
			block.tint = 0xAAAAAA;
			waveType = "Normal";
			enemyType = "normal";
			enemyCount = 10;
		}
		// --- End new unified wave logic ---
		// Mark boss waves with a special visual indicator
		if (isBossWave) {
			// Add a crown or some indicator to the wave marker for boss waves
			var bossIndicator = marker.attachAsset('towerLevelIndicator', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			bossIndicator.width = 30;
			bossIndicator.height = 30;
			bossIndicator.tint = 0xFFD700; // Gold color
			bossIndicator.y = -block.height / 2 - 15;
			// Change the wave type text to indicate boss
			waveType = "BOSS";
		}
		// Store the wave type and enemy count
		self.waveTypes[i] = enemyType;
		self.enemyCounts[i] = enemyCount;
		// Add shadow for wave type - 30% smaller than before
		var waveTypeShadow = new Text2(waveType, {
			size: 56,
			fill: 0x000000,
			weight: 800
		});
		waveTypeShadow.anchor.set(0.5, 0.5);
		waveTypeShadow.x = 4;
		waveTypeShadow.y = 4;
		marker.addChild(waveTypeShadow);
		// Add wave type text - 30% smaller than before
		var waveTypeText = new Text2(waveType, {
			size: 56,
			fill: 0xFFFFFF,
			weight: 800
		});
		waveTypeText.anchor.set(0.5, 0.5);
		waveTypeText.y = 0;
		marker.addChild(waveTypeText);
		// Add shadow for wave number - 20% larger than before
		var waveNumShadow = new Text2((i + 1).toString(), {
			size: 48,
			fill: 0x000000,
			weight: 800
		});
		waveNumShadow.anchor.set(1.0, 1.0);
		waveNumShadow.x = blockWidth / 2 - 16 + 5;
		waveNumShadow.y = block.height / 2 - 12 + 5;
		marker.addChild(waveNumShadow);
		// Main wave number text - 20% larger than before
		var waveNum = new Text2((i + 1).toString(), {
			size: 48,
			fill: 0xFFFFFF,
			weight: 800
		});
		waveNum.anchor.set(1.0, 1.0);
		waveNum.x = blockWidth / 2 - 16;
		waveNum.y = block.height / 2 - 12;
		marker.addChild(waveNum);
		marker.x = -self.indicatorWidth + (i + 1) * blockWidth;
		self.addChild(marker);
		self.waveMarkers.push(marker);
	}
	// Get wave type for a specific wave number
	self.getWaveType = function (waveNumber) {
		if (waveNumber < 1 || waveNumber > totalWaves) {
			return "normal";
		}
		// If this is a boss wave (waveNumber % 10 === 0), and the type is the same as lastBossType
		// then we should return a different boss type
		var waveType = self.waveTypes[waveNumber - 1];
		return waveType;
	};
	// Get enemy count for a specific wave number
	self.getEnemyCount = function (waveNumber) {
		if (waveNumber < 1 || waveNumber > totalWaves) {
			return 10;
		}
		return self.enemyCounts[waveNumber - 1];
	};
	// Get display name for a wave type
	self.getWaveTypeName = function (waveNumber) {
		var type = self.getWaveType(waveNumber);
		var typeName = type.charAt(0).toUpperCase() + type.slice(1);
		// Add boss prefix for boss waves (every 10th wave starting from wave 10)
		if (waveNumber % 10 === 0 && waveNumber >= 10) {
			typeName = "BOSS";
		}
		return typeName;
	};
	self.positionIndicator = new Container();
	var indicator = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	indicator.width = blockWidth - 10;
	indicator.height = 16;
	indicator.tint = 0xffad0e;
	indicator.y = -65;
	var indicator2 = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	indicator2.width = blockWidth - 10;
	indicator2.height = 16;
	indicator2.tint = 0xffad0e;
	indicator2.y = 65;
	var leftWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftWall.width = 16;
	leftWall.height = 146;
	leftWall.tint = 0xffad0e;
	leftWall.x = -(blockWidth - 16) / 2;
	var rightWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightWall.width = 16;
	rightWall.height = 146;
	rightWall.tint = 0xffad0e;
	rightWall.x = (blockWidth - 16) / 2;
	self.addChild(self.positionIndicator);
	self.update = function () {
		var progress = waveTimer / nextWaveTime;
		var moveAmount = (progress + currentWave) * blockWidth;
		for (var i = 0; i < self.waveMarkers.length; i++) {
			var marker = self.waveMarkers[i];
			marker.x = -moveAmount + i * blockWidth;
		}
		self.positionIndicator.x = 0;
		for (var i = 0; i < totalWaves + 1; i++) {
			var marker = self.waveMarkers[i];
			if (i === 0) {
				continue;
			}
			var block = marker.children[0];
			if (i - 1 < currentWave) {
				block.alpha = .5;
			}
		}
		// Remove automatic wave progression - waves now start manually via NextWaveButton
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a0a0a
});

/**** 
* Game Code
****/ 
var isHidingUpgradeMenu = false;
function hideUpgradeMenu(menu) {
	if (isHidingUpgradeMenu) {
		return;
	}
	isHidingUpgradeMenu = true;
	tween(menu, {
		y: 2732 + 225
	}, {
		duration: 150,
		easing: tween.easeIn,
		onFinish: function onFinish() {
			menu.destroy();
			isHidingUpgradeMenu = false;
		}
	});
}
var CELL_SIZE = 76;
var pathId = 1;
var maxScore = 0;
var enemies = [];
var towers = [];
var bullets = [];
var heroBullets = [];
var hero = null;
var bossHeroes = [];
var defenses = [];
var selectedTower = null;
var gold = 100;
var diamonds = 5;
var lives = 20;
var score = 0;
var heroHealth = 500;
var heroMaxHealth = 500;
var heroIsDead = false;
var leaderboardData = storage.leaderboard || [];
var currentWave = 0;
var totalWaves = 50;
var waveTimer = 0;
var waveInProgress = false;
var waveSpawned = false;
var nextWaveTime = 12000 / 2;
var sourceTower = null;
var enemiesToSpawn = 10; // Default number of enemies per wave
var goldText = new Text2('Gold: ' + gold, {
	size: 60,
	fill: 0xFFD700,
	weight: 800
});
goldText.anchor.set(0.5, 0.5);
var diamondText = new Text2('Diamonds: ' + diamonds, {
	size: 60,
	fill: 0x00FFFF,
	weight: 800
});
diamondText.anchor.set(0.5, 0.5);
var livesText = new Text2('Lives: ' + lives, {
	size: 60,
	fill: 0x00FF00,
	weight: 800
});
livesText.anchor.set(0.5, 0.5);
var scoreText = new Text2('Score: ' + score, {
	size: 60,
	fill: 0xFF0000,
	weight: 800
});
scoreText.anchor.set(0.5, 0.5);
var heroHealthText = new Text2('Hero Health: ' + heroHealth + '/' + heroMaxHealth, {
	size: 60,
	fill: 0xFF6600,
	weight: 800
});
heroHealthText.anchor.set(0.5, 0.5);
var topMargin = 50;
var centerX = 2048 / 2;
var spacing = 400;
LK.gui.top.addChild(goldText);
LK.gui.top.addChild(diamondText);
LK.gui.top.addChild(livesText);
LK.gui.top.addChild(scoreText);
LK.gui.top.addChild(heroHealthText);
livesText.x = 0;
livesText.y = topMargin;
goldText.x = -spacing;
goldText.y = topMargin;
diamondText.x = -spacing;
diamondText.y = topMargin + 80;
scoreText.x = spacing;
scoreText.y = topMargin;
heroHealthText.x = spacing;
heroHealthText.y = topMargin + 80;
function updateUI() {
	goldText.setText('Gold: ' + gold);
	diamondText.setText('Diamonds: ' + diamonds);
	livesText.setText('Lives: ' + lives);
	scoreText.setText('Score: ' + score);
	heroHealthText.setText('Hero Health: ' + heroHealth + '/' + heroMaxHealth);
}
function setGold(value) {
	gold = value;
	updateUI();
}
function setDiamonds(value) {
	diamonds = value;
	updateUI();
}
// Create horror atmosphere background
var horrorBackgroundLayer = new Container();
var horrorBg = horrorBackgroundLayer.attachAsset('cell', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 30,
	scaleY: 40
});
horrorBg.tint = 0x2d0a0a; // Dark red horror tint
horrorBg.alpha = 0.6;
horrorBg.x = 0;
horrorBg.y = 0;
// Add subtle pulsing horror effect
var horrorPulse = horrorBackgroundLayer.attachAsset('cell', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 30,
	scaleY: 40
});
horrorPulse.tint = 0x4a0000; // Darker red for pulsing
horrorPulse.alpha = 0.2;
horrorPulse.x = 0;
horrorPulse.y = 0;
// Animate the horror pulse effect
tween(horrorPulse, {
	alpha: 0.4
}, {
	duration: 2000,
	easing: tween.easeInOut,
	loop: true,
	yoyo: true
});
var debugLayer = new Container();
var towerLayer = new Container();
// Create three separate layers for enemy hierarchy
var enemyLayerBottom = new Container(); // For normal enemies
var enemyLayerMiddle = new Container(); // For shadows
var enemyLayerTop = new Container(); // For flying enemies
var enemyLayer = new Container(); // Main container to hold all enemy layers
// Add layers in correct order (bottom first, then middle for shadows, then top)
enemyLayer.addChild(enemyLayerBottom);
enemyLayer.addChild(enemyLayerMiddle);
enemyLayer.addChild(enemyLayerTop);
var grid = new Grid(24, 29 + 6);
grid.x = 150;
grid.y = 200 - CELL_SIZE * 4;
grid.pathFind();
grid.renderDebug();
// Apply horror theme to grid
grid.setBackgroundColor = function (color) {
	// Override to maintain horror atmosphere
};
debugLayer.addChild(grid);
game.addChild(horrorBackgroundLayer);
game.addChild(debugLayer);
game.addChild(towerLayer);
game.addChild(enemyLayer);
var offset = 0;
var towerPreview = new TowerPreview();
game.addChild(towerPreview);
towerPreview.visible = false;
var isDragging = false;
function wouldBlockPath(gridX, gridY) {
	var cells = [];
	for (var i = 0; i < 2; i++) {
		for (var j = 0; j < 2; j++) {
			var cell = grid.getCell(gridX + i, gridY + j);
			if (cell) {
				cells.push({
					cell: cell,
					originalType: cell.type
				});
				cell.type = 1;
			}
		}
	}
	var blocked = grid.pathFind();
	for (var i = 0; i < cells.length; i++) {
		cells[i].cell.type = cells[i].originalType;
	}
	grid.pathFind();
	grid.renderDebug();
	return blocked;
}
function getTowerCost(towerType) {
	var cost = 5;
	switch (towerType) {
		case 'rapid':
			cost = 15;
			break;
		case 'sniper':
			cost = 25;
			break;
		case 'splash':
			cost = 35;
			break;
		case 'slow':
			cost = 45;
			break;
		case 'poison':
			cost = 55;
			break;
		case 'fire':
			cost = 10; // Fire tower costs 10 diamonds
			break;
	}
	return cost;
}
function getTowerSellValue(totalValue) {
	return waveIndicator && waveIndicator.gameStarted ? Math.floor(totalValue * 0.6) : totalValue;
}
function saveToLeaderboard(playerScore) {
	// Create a simple name input interface
	var nameInputContainer = new Container();
	nameInputContainer.isNameInput = true;
	game.addChild(nameInputContainer);
	// Background
	var background = nameInputContainer.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	background.width = 1200;
	background.height = 600;
	background.tint = 0x333333;
	background.alpha = 0.95;
	nameInputContainer.x = 2048 / 2;
	nameInputContainer.y = 2732 / 2;
	// Title
	var titleText = new Text2("🎉 NEW HIGH SCORE! 🎉", {
		size: 70,
		fill: 0xFFD700,
		weight: 800
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 0;
	titleText.y = -200;
	nameInputContainer.addChild(titleText);
	// Score display
	var scoreText = new Text2("Score: " + playerScore + " (Wave " + currentWave + ")", {
		size: 60,
		fill: 0xFFFFFF,
		weight: 600
	});
	scoreText.anchor.set(0.5, 0.5);
	scoreText.x = 0;
	scoreText.y = -120;
	nameInputContainer.addChild(scoreText);
	// Instructions
	var instructText = new Text2("Click a button to choose your name:", {
		size: 45,
		fill: 0xCCCCCC,
		weight: 400
	});
	instructText.anchor.set(0.5, 0.5);
	instructText.x = 0;
	instructText.y = -40;
	nameInputContainer.addChild(instructText);
	// Name buttons
	var nameOptions = ["Player", "Hero", "Champion", "Legend", "Master"];
	var buttonWidth = 200;
	var buttonSpacing = 220;
	var startX = -(nameOptions.length - 1) * buttonSpacing / 2;
	for (var i = 0; i < nameOptions.length; i++) {
		var nameButton = new Container();
		var buttonBg = nameButton.attachAsset('notification', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		buttonBg.width = buttonWidth;
		buttonBg.height = 80;
		buttonBg.tint = 0x0066CC;
		var buttonText = new Text2(nameOptions[i], {
			size: 40,
			fill: 0xFFFFFF,
			weight: 600
		});
		buttonText.anchor.set(0.5, 0.5);
		nameButton.addChild(buttonText);
		nameButton.x = startX + i * buttonSpacing;
		nameButton.y = 50;
		nameInputContainer.addChild(nameButton);
		// Create closure to capture the name
		(function (name) {
			nameButton.down = function () {
				submitScore(name, playerScore);
				game.removeChild(nameInputContainer);
			};
		})(nameOptions[i]);
	}
	// Anonymous button
	var anonButton = new Container();
	var anonBg = anonButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	anonBg.width = 250;
	anonBg.height = 80;
	anonBg.tint = 0x666666;
	var anonText = new Text2("Anonymous", {
		size: 40,
		fill: 0xFFFFFF,
		weight: 600
	});
	anonText.anchor.set(0.5, 0.5);
	anonButton.addChild(anonText);
	anonButton.x = 0;
	anonButton.y = 160;
	nameInputContainer.addChild(anonButton);
	anonButton.down = function () {
		submitScore("Anonymous", playerScore);
		game.removeChild(nameInputContainer);
	};
}
function submitScore(playerName, playerScore) {
	var entry = {
		name: playerName,
		score: playerScore,
		wave: currentWave,
		timestamp: new Date().getTime()
	};
	leaderboardData.push(entry);
	leaderboardData.sort(function (a, b) {
		return b.score - a.score;
	});
	if (leaderboardData.length > 10) {
		leaderboardData = leaderboardData.slice(0, 10);
	}
	storage.leaderboard = leaderboardData;
	// Show confirmation
	var notification = game.addChild(new Notification("Score saved to leaderboard as " + playerName + "!"));
	notification.x = 2048 / 2;
	notification.y = 2732 / 2 - 100;
}
function showLeaderboard() {
	// Remove any existing leaderboard display
	var existingLeaderboard = null;
	for (var i = 0; i < game.children.length; i++) {
		if (game.children[i].isLeaderboard) {
			existingLeaderboard = game.children[i];
			break;
		}
	}
	if (existingLeaderboard) {
		game.removeChild(existingLeaderboard);
		return;
	}
	// Create leaderboard container
	var leaderboardContainer = new Container();
	leaderboardContainer.isLeaderboard = true;
	game.addChild(leaderboardContainer);
	// Background
	var background = leaderboardContainer.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	background.width = 1800;
	background.height = 1400;
	background.tint = 0x222222;
	background.alpha = 0.95;
	leaderboardContainer.x = 2048 / 2;
	leaderboardContainer.y = 2732 / 2;
	// Title
	var titleText = new Text2("🏆 LEADERBOARD 🏆", {
		size: 80,
		fill: 0xFFD700,
		weight: 800
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 0;
	titleText.y = -600;
	leaderboardContainer.addChild(titleText);
	// Headers
	var headerText = new Text2("RANK    NAME                    SCORE         WAVE", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	headerText.anchor.set(0.5, 0.5);
	headerText.x = 0;
	headerText.y = -450;
	leaderboardContainer.addChild(headerText);
	// Leaderboard entries
	if (leaderboardData.length === 0) {
		var noScoresText = new Text2("No high scores yet!\nPlay the game to set the first record!", {
			size: 60,
			fill: 0xAAAAAA,
			weight: 400
		});
		noScoresText.anchor.set(0.5, 0.5);
		noScoresText.x = 0;
		noScoresText.y = 0;
		leaderboardContainer.addChild(noScoresText);
	} else {
		for (var i = 0; i < Math.min(leaderboardData.length, 10); i++) {
			var entry = leaderboardData[i];
			var rank = i + 1;
			var name = entry.name || "Anonymous";
			var score = entry.score || 0;
			var wave = entry.wave || 1;
			// Truncate name if too long
			if (name.length > 15) {
				name = name.substring(0, 12) + "...";
			}
			// Format the entry text with proper spacing
			var entryText = rank + ".     " + name;
			// Pad name to consistent length
			while (entryText.length < 25) {
				entryText += " ";
			}
			entryText += score;
			// Pad score to consistent length
			var scoreStr = score.toString();
			while (scoreStr.length < 8) {
				scoreStr = " " + scoreStr;
			}
			entryText = rank + ".     " + name;
			while (entryText.length < 30) {
				entryText += " ";
			}
			entryText += scoreStr + "      " + wave;
			var color = 0xFFFFFF;
			if (rank === 1) color = 0xFFD700; // Gold for 1st
			else if (rank === 2) color = 0xC0C0C0; // Silver for 2nd
			else if (rank === 3) color = 0xCD7F32; // Bronze for 3rd
			var entryDisplay = new Text2(entryText, {
				size: 45,
				fill: color,
				weight: rank <= 3 ? 800 : 400
			});
			entryDisplay.anchor.set(0.5, 0.5);
			entryDisplay.x = 0;
			entryDisplay.y = -350 + i * 80;
			leaderboardContainer.addChild(entryDisplay);
		}
	}
	// Close button
	var closeButton = new Container();
	var closeBackground = closeButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBackground.width = 200;
	closeBackground.height = 80;
	closeBackground.tint = 0xCC0000;
	var closeText = new Text2("CLOSE", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	closeText.anchor.set(0.5, 0.5);
	closeButton.addChild(closeText);
	closeButton.x = 0;
	closeButton.y = 550;
	leaderboardContainer.addChild(closeButton);
	closeButton.down = function () {
		game.removeChild(leaderboardContainer);
	};
	// Auto-close after 10 seconds
	LK.setTimeout(function () {
		if (leaderboardContainer.parent) {
			game.removeChild(leaderboardContainer);
		}
	}, 10000);
}
function reviveHero() {
	if (heroIsDead && diamonds >= 5) {
		setDiamonds(diamonds - 5);
		heroHealth = heroMaxHealth;
		heroIsDead = false;
		hero.alpha = 1;
		hero.visible = true;
		updateUI();
		var notification = game.addChild(new Notification("Hero revived! -5 diamonds"));
		notification.x = 2048 / 2;
		notification.y = grid.height - 150;
		return true;
	} else if (heroIsDead && diamonds < 5) {
		var notification = game.addChild(new Notification("Need 5 diamonds to revive hero!"));
		notification.x = 2048 / 2;
		notification.y = grid.height - 150;
		return false;
	}
	return false;
}
var pathfindingTimer = 0;
var pathfindingInterval = 10; // Update pathfinding every 10 frames instead of every frame
function placeTower(gridX, gridY, towerType) {
	var towerCost = getTowerCost(towerType);
	var isFireTower = towerType === 'fire';
	var canAfford = isFireTower ? diamonds >= towerCost : gold >= towerCost;
	if (canAfford) {
		var tower = new Tower(towerType || 'default');
		tower.placeOnGrid(gridX, gridY);
		towerLayer.addChild(tower);
		towers.push(tower);
		if (isFireTower) {
			setDiamonds(diamonds - towerCost);
			var notification = game.addChild(new Notification("Fire tower purchased for " + towerCost + " diamonds!"));
		} else {
			setGold(gold - towerCost);
			var notification = game.addChild(new Notification("Tower purchased for " + towerCost + " gold!"));
		}
		notification.x = 2048 / 2;
		notification.y = grid.height - 50;
		grid.pathFind();
		grid.renderDebug();
		return true;
	} else {
		if (isFireTower) {
			var notification = game.addChild(new Notification("You don't have enough diamonds!"));
		} else {
			var notification = game.addChild(new Notification("Not enough gold!"));
		}
		notification.x = 2048 / 2;
		notification.y = grid.height - 50;
		return false;
	}
}
game.down = function (x, y, obj) {
	var upgradeMenuVisible = game.children.some(function (child) {
		return child instanceof UpgradeMenu;
	});
	if (upgradeMenuVisible) {
		return;
	}
	// Check if touching a source tower for dragging
	var touchedSourceTower = false;
	for (var i = 0; i < sourceTowers.length; i++) {
		var tower = sourceTowers[i];
		if (x >= tower.x - tower.width / 2 && x <= tower.x + tower.width / 2 && y >= tower.y - tower.height / 2 && y <= tower.y + tower.height / 2) {
			towerPreview.visible = true;
			isDragging = true;
			towerPreview.towerType = tower.towerType;
			towerPreview.updateAppearance();
			// Apply the same offset as in move handler to ensure consistency when starting drag
			towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
			touchedSourceTower = true;
			break;
		}
	}
	// If not touching a source tower, move hero to touched position
	if (!touchedSourceTower && hero) {
		hero.moveTo(x, y);
	}
};
game.move = function (x, y, obj) {
	if (isDragging) {
		// Shift the y position upward by 1.5 tiles to show preview above finger
		towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
	}
};
game.up = function (x, y, obj) {
	var clickedOnTower = false;
	for (var i = 0; i < towers.length; i++) {
		var tower = towers[i];
		var towerLeft = tower.x - tower.width / 2;
		var towerRight = tower.x + tower.width / 2;
		var towerTop = tower.y - tower.height / 2;
		var towerBottom = tower.y + tower.height / 2;
		if (x >= towerLeft && x <= towerRight && y >= towerTop && y <= towerBottom) {
			clickedOnTower = true;
			break;
		}
	}
	var upgradeMenus = game.children.filter(function (child) {
		return child instanceof UpgradeMenu;
	});
	if (upgradeMenus.length > 0 && !isDragging && !clickedOnTower) {
		var clickedOnMenu = false;
		for (var i = 0; i < upgradeMenus.length; i++) {
			var menu = upgradeMenus[i];
			var menuWidth = 2048;
			var menuHeight = 450;
			var menuLeft = menu.x - menuWidth / 2;
			var menuRight = menu.x + menuWidth / 2;
			var menuTop = menu.y - menuHeight / 2;
			var menuBottom = menu.y + menuHeight / 2;
			if (x >= menuLeft && x <= menuRight && y >= menuTop && y <= menuBottom) {
				clickedOnMenu = true;
				break;
			}
		}
		if (!clickedOnMenu) {
			for (var i = 0; i < upgradeMenus.length; i++) {
				var menu = upgradeMenus[i];
				hideUpgradeMenu(menu);
			}
			for (var i = game.children.length - 1; i >= 0; i--) {
				if (game.children[i].isTowerRange) {
					game.removeChild(game.children[i]);
				}
			}
			selectedTower = null;
			grid.renderDebug();
		}
	}
	if (isDragging) {
		isDragging = false;
		if (towerPreview.canPlace && towerPreview.hasEnoughGold) {
			placeTower(towerPreview.gridX, towerPreview.gridY, towerPreview.towerType);
		} else if (towerPreview.blockedByEnemy) {
			var notification = game.addChild(new Notification("Cannot build: Enemy in the way!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		} else if (!towerPreview.hasEnoughGold) {
			var notification = game.addChild(new Notification("Not enough gold!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		} else if (towerPreview.visible) {
			var notification = game.addChild(new Notification("Cannot build here!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		}
		towerPreview.visible = false;
		if (isDragging) {
			var upgradeMenus = game.children.filter(function (child) {
				return child instanceof UpgradeMenu;
			});
			for (var i = 0; i < upgradeMenus.length; i++) {
				upgradeMenus[i].destroy();
			}
		}
	}
};
var waveIndicator = new WaveIndicator();
waveIndicator.x = 2048 / 2;
waveIndicator.y = 2732 - 80;
game.addChild(waveIndicator);
var nextWaveButtonContainer = new Container();
var nextWaveButton = new NextWaveButton();
nextWaveButton.x = 2048 - 200;
nextWaveButton.y = 2732 - 100 + 20;
nextWaveButtonContainer.addChild(nextWaveButton);
game.addChild(nextWaveButtonContainer);
var reviveButton = new ReviveButton();
reviveButton.x = 2048 / 2;
reviveButton.y = 2732 - 200;
game.addChild(reviveButton);
var leaderboardButton = new LeaderboardButton();
leaderboardButton.x = 200;
leaderboardButton.y = 2732 - 100;
game.addChild(leaderboardButton);
var towerTypes = ['default', 'rapid', 'sniper', 'splash', 'slow', 'poison', 'fire'];
var sourceTowers = [];
var towerSpacing = 300; // Increase spacing for larger towers
var startX = 2048 / 2 - towerTypes.length * towerSpacing / 2 + towerSpacing / 2;
var towerY = 2732 - CELL_SIZE * 3 - 90;
for (var i = 0; i < towerTypes.length; i++) {
	var tower = new SourceTower(towerTypes[i]);
	tower.x = startX + i * towerSpacing;
	tower.y = towerY;
	towerLayer.addChild(tower);
	sourceTowers.push(tower);
}
sourceTower = null;
enemiesToSpawn = 10;
// Create hero character
hero = new Hero();
hero.x = 2048 / 2; // Center horizontally
hero.y = 2732 - 300; // Near bottom of screen
game.addChild(hero);
// Start sad background music
LK.playMusic('sad_background_music');
game.update = function () {
	if (waveInProgress) {
		if (!waveSpawned) {
			waveSpawned = true;
			// Get wave type and enemy count from the wave indicator
			var waveType = waveIndicator.getWaveType(currentWave);
			var enemyCount = waveIndicator.getEnemyCount(currentWave);
			// Check if this is a boss wave - bosses appear every 10 waves starting from wave 10
			var isBossWave = currentWave % 10 === 0 && currentWave >= 10;
			if (isBossWave) {
				// Boss waves have just 1 enemy regardless of what the wave indicator says
				enemyCount = 1;
				// Show boss announcement
				var notification = game.addChild(new Notification("⚠️ BOSS WAVE " + currentWave + "! ⚠️"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 200;
				// Spawn boss hero that follows the path
				var bossHero = new Hero();
				bossHero.isBossHero = true;
				bossHero.health = 2000;
				bossHero.maxHealth = 2000;
				bossHero.damage = 25; // Stronger than normal hero
				bossHero.fireRate = 15; // Faster fire rate
				bossHero.range = 800; // Longer range
				bossHero.currentCellX = 11; // Start at path entry
				bossHero.currentCellY = 4;
				bossHero.waypointIndex = 0;
				bossHero.x = grid.x + bossHero.currentCellX * CELL_SIZE;
				bossHero.y = grid.y + bossHero.currentCellY * CELL_SIZE;
				// Make boss hero visually distinct
				var heroGraphics = bossHero.children[0];
				heroGraphics.tint = 0xFFD700; // Gold color for boss hero
				heroGraphics.scaleX = 2.5; // Larger than normal hero
				heroGraphics.scaleY = 2.5;
				game.addChild(bossHero);
				bossHeroes.push(bossHero);
				var heroNotification = game.addChild(new Notification("🛡️ HERO REINFORCEMENT DEPLOYED! 🛡️"));
				heroNotification.x = 2048 / 2;
				heroNotification.y = grid.height - 250;
			}
			// Spawn the appropriate number of enemies
			for (var i = 0; i < enemyCount; i++) {
				var enemy = new Enemy(waveType);
				// Add enemy to the appropriate layer based on type
				if (enemy.isFlying) {
					// Add flying enemy to the top layer
					enemyLayerTop.addChild(enemy);
					// If it's a flying enemy, add its shadow to the middle layer
					if (enemy.shadow) {
						enemyLayerMiddle.addChild(enemy.shadow);
					}
				} else {
					// Add normal/ground enemies to the bottom layer
					enemyLayerBottom.addChild(enemy);
				}
				// Scale difficulty with wave number but don't apply to boss
				// as bosses already have their health multiplier
				// Use exponential scaling for health
				var healthMultiplier = Math.pow(1.12, currentWave); // ~20% increase per wave
				enemy.maxHealth = Math.round(enemy.maxHealth * healthMultiplier);
				enemy.health = enemy.maxHealth;
				// Increment speed slightly with wave number
				//enemy.speed = enemy.speed + currentWave * 0.002;
				// All enemy types now spawn in the middle 6 tiles at the top spacing
				var gridWidth = 24;
				var midPoint = Math.floor(gridWidth / 2); // 12
				// Find a column that isn't occupied by another enemy that's not yet in view
				var availableColumns = [];
				for (var col = midPoint - 3; col < midPoint + 3; col++) {
					var columnOccupied = false;
					// Check if any enemy is already in this column but not yet in view
					for (var e = 0; e < enemies.length; e++) {
						if (enemies[e].cellX === col && enemies[e].currentCellY < 4) {
							columnOccupied = true;
							break;
						}
					}
					if (!columnOccupied) {
						availableColumns.push(col);
					}
				}
				// If all columns are occupied, use original random method
				var spawnX;
				if (availableColumns.length > 0) {
					// Choose a random unoccupied column
					spawnX = availableColumns[Math.floor(Math.random() * availableColumns.length)];
				} else {
					// Fallback to random if all columns are occupied
					spawnX = midPoint - 3 + Math.floor(Math.random() * 6); // x from 9 to 14
				}
				var spawnY = -1 - Math.random() * 5; // Random distance above the grid for spreading
				enemy.cellX = spawnX;
				enemy.cellY = 5; // Position after entry
				enemy.currentCellX = spawnX;
				enemy.currentCellY = spawnY;
				enemy.waveNumber = currentWave;
				enemies.push(enemy);
			}
		}
		var currentWaveEnemiesRemaining = false;
		for (var i = 0; i < enemies.length; i++) {
			if (enemies[i].waveNumber === currentWave) {
				currentWaveEnemiesRemaining = true;
				break;
			}
		}
		if (waveSpawned && !currentWaveEnemiesRemaining) {
			waveInProgress = false;
			waveSpawned = false;
		}
	}
	for (var a = enemies.length - 1; a >= 0; a--) {
		var enemy = enemies[a];
		if (enemy.health <= 0) {
			for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) {
				var bullet = enemy.bulletsTargetingThis[i];
				bullet.targetEnemy = null;
			}
			// Boss enemies give more gold and score - increased gold rewards
			var goldEarned = enemy.isBoss ? Math.floor(200 + (enemy.waveNumber - 1) * 20) : Math.floor(6 + (enemy.waveNumber - 1) * 2);
			var goldIndicator = new GoldIndicator(goldEarned, enemy.x, enemy.y);
			game.addChild(goldIndicator);
			setGold(gold + goldEarned);
			// Give more score for defeating a boss
			var scoreValue = enemy.isBoss ? 100 : 5;
			score += scoreValue;
			// Diamond drop chance - rare drop from enemies
			var diamondDropChance = enemy.isBoss ? 0.5 : 0.05; // 50% chance for bosses, 5% for normal enemies
			if (Math.random() < diamondDropChance) {
				var diamondsEarned = enemy.isBoss ? Math.floor(3 + (enemy.waveNumber - 1) * 0.5) : 1;
				var diamondIndicator = new DiamondIndicator(diamondsEarned, enemy.x, enemy.y);
				game.addChild(diamondIndicator);
				setDiamonds(diamonds + diamondsEarned);
			}
			// Add a notification for boss defeat
			if (enemy.isBoss) {
				var notification = game.addChild(new Notification("Boss defeated! +" + goldEarned + " gold!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 150;
			}
			updateUI();
			// Clean up shadow if it's a flying enemy
			if (enemy.isFlying && enemy.shadow) {
				enemyLayerMiddle.removeChild(enemy.shadow);
				enemy.shadow = null;
			}
			// Remove enemy from the appropriate layer
			if (enemy.isFlying) {
				enemyLayerTop.removeChild(enemy);
			} else {
				enemyLayerBottom.removeChild(enemy);
			}
			enemies.splice(a, 1);
			continue;
		}
		if (grid.updateEnemy(enemy)) {
			// Clean up shadow if it's a flying enemy
			if (enemy.isFlying && enemy.shadow) {
				enemyLayerMiddle.removeChild(enemy.shadow);
				enemy.shadow = null;
			}
			// Remove enemy from the appropriate layer
			if (enemy.isFlying) {
				enemyLayerTop.removeChild(enemy);
			} else {
				enemyLayerBottom.removeChild(enemy);
			}
			enemies.splice(a, 1);
			lives = Math.max(0, lives - 1);
			// Also damage hero when enemy reaches goal
			if (!heroIsDead) {
				var heroDamage = enemy.isBoss ? 100 : 25;
				heroHealth = Math.max(0, heroHealth - heroDamage);
				if (heroHealth <= 0) {
					heroIsDead = true;
					hero.alpha = 0.3;
					var notification = game.addChild(new Notification("Hero died! Use diamonds to revive!"));
					notification.x = 2048 / 2;
					notification.y = grid.height - 200;
				}
			}
			updateUI();
			if (lives <= 0) {
				saveToLeaderboard(score);
				LK.showGameOver();
			}
		}
	}
	for (var i = bullets.length - 1; i >= 0; i--) {
		if (!bullets[i].parent) {
			if (bullets[i].targetEnemy) {
				var targetEnemy = bullets[i].targetEnemy;
				var bulletIndex = targetEnemy.bulletsTargetingThis.indexOf(bullets[i]);
				if (bulletIndex !== -1) {
					targetEnemy.bulletsTargetingThis.splice(bulletIndex, 1);
				}
			}
			bullets.splice(i, 1);
		}
	}
	// Clean up hero bullets
	for (var i = heroBullets.length - 1; i >= 0; i--) {
		if (!heroBullets[i].parent) {
			heroBullets.splice(i, 1);
		}
	}
	// Clean up boss heroes that are no longer alive
	for (var i = bossHeroes.length - 1; i >= 0; i--) {
		var bossHero = bossHeroes[i];
		if (bossHero.health <= 0) {
			game.removeChild(bossHero);
			bossHeroes.splice(i, 1);
			var notification = game.addChild(new Notification("Hero reinforcement defeated!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 150;
		} else if (!bossHero.parent) {
			bossHeroes.splice(i, 1);
		}
	}
	// Only update tower preview every 3 frames
	if (towerPreview.visible && LK.ticks % 3 === 0) {
		towerPreview.checkPlacement();
	}
	// Update pathfinding less frequently
	pathfindingTimer++;
	if (pathfindingTimer >= pathfindingInterval) {
		pathfindingTimer = 0;
		// Only update debug rendering occasionally
		if (LK.ticks % 30 === 0) {
			grid.renderDebug();
		}
	}
	if (currentWave >= totalWaves && enemies.length === 0 && !waveInProgress) {
		saveToLeaderboard(score);
		LK.showYouWin();
	}
};