/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	highScore: 0,
	currency: 0
});

/**** 
* Classes
****/ 
// Ally: Semi-transparent melee ally that follows sniper and attacks nearest enemy
var Ally = Container.expand(function () {
	var self = Container.call(this);
	// Use a unique ally soldier image as the ally's body
	self.graphics = self.attachAsset('allySoldier', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	self.graphics.alpha = 0.85; // Slightly transparent for distinction
	// Add shadow under ally (after graphics is created)
	self.shadow = new Shadow();
	self.shadow.y = 48;
	var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
	if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
	self.shadow.x = 0;
	self.shadow.graphics.alpha = 0.5;
	self.addChildAt(self.shadow, 0);
	// In update, keep shadow under the character
	var _superUpdate = self.update;
	self.update = function () {
		// Shadow follows character
		if (self.shadow) {
			self.shadow.x = 0;
			self.shadow.y = 40;
			var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
			if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		}
		if (_superUpdate) _superUpdate.apply(self, arguments);
	};
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.damage = 1;
	self.speed = 3.2; // Faster than regular enemy speed
	self.attackRange = 90; // Melee range
	self.attackCooldown = 600; // ms between attacks
	// Use regular enemy walk animation for Ally
	self.walkAnimTick = 0;
	self.lastMoveDirection = 1;
	self.updateWalkAnim = function () {
		// Diagonal walk animation: rotate left and right while moving
		if (self.active) {
			// Determine direction (toward target or following sniper)
			var dir = 1;
			if (self.targetEnemy) {
				dir = self.targetEnemy.x > self.x ? 1 : -1;
			} else if (sniper) {
				dir = sniper.x > self.x ? 1 : -1;
			}
			self.lastMoveDirection = dir;
			// Diagonal walk: oscillate rotation left and right as walking
			// Use a sine wave for smooth left-right rotation
			var walkOsc = Math.sin(LK.ticks * 0.18) * 0.28; // amplitude controls max angle (radians)
			tween(self.graphics, {
				rotation: walkOsc
			}, {
				duration: 180,
				easing: tween.easeInOut
			});
		}
		// Add up/down bobbing for walk animation (like enemy)
		var walkCycle = Math.sin(LK.ticks * 0.15) * 6;
		self.graphics.y = walkCycle;
	};
	self.lastAttack = 0;
	self.targetEnemy = null;
	self.followDistance = 80; // Distance to keep from sniper
	self.active = true;
	// Health bar background
	self.healthBarBg = LK.getAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x000000,
		scaleX: 1.6,
		scaleY: 0.22
	});
	self.healthBarBg.y = 60;
	self.addChild(self.healthBarBg);
	// Health bar fill
	self.healthBar = LK.getAsset('bullet', {
		anchorX: 0,
		anchorY: 0.5,
		tint: 0x00FF00,
		scaleX: 1.5,
		scaleY: 0.18
	});
	self.healthBar.y = 60;
	self.healthBar.x = -self.healthBarBg.width / 2;
	self.addChild(self.healthBar);
	// Update health bar
	self.updateHealthBar = function () {
		var percent = Math.max(0, self.health / self.maxHealth);
		self.healthBar.scale.x = 1.5 * percent;
		if (percent < 0.3) {
			self.healthBar.tint = 0xFF0000;
		} else if (percent < 0.6) {
			self.healthBar.tint = 0xFFFF00;
		} else {
			self.healthBar.tint = 0x00FF00;
		}
		self.healthBar.visible = percent < 1;
		self.healthBarBg.visible = percent < 1;
	};
	// Take damage
	self.takeDamage = function (amount) {
		self.health -= amount;
		self.updateHealthBar();
		LK.effects.flashObject(self, 0xff0000, 200);
		// Show floating damage number
		if (typeof showDamageNumber === "function") {
			showDamageNumber(self.x, self.y - 40, amount, 0x00FFFF);
		}
		if (self.health <= 0) {
			self.active = false;
			tween(self, {
				alpha: 0
			}, {
				duration: 400
			});
			self.visible = false;
		}
	};
	// Ally update: follow sniper or attack nearest enemy
	self.update = function () {
		if (!self.active) return;
		// Prevent ally from dying if it moves off the top or sides of the screen
		if (self.x < 50) self.x = 50;
		if (self.x > 2048 - 50) self.x = 2048 - 50;
		if (self.y < -100) self.y = -100;
		self.updateHealthBar();
		self.updateWalkAnim();
		// Find nearest enemy anywhere on the map (no range limit)
		var nearest = null;
		var minDist = 99999;
		for (var i = 0; i < enemies.length; i++) {
			var e = enemies[i];
			if (!e.active) continue;
			var dx = e.x - self.x;
			var dy = e.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < minDist) {
				minDist = dist;
				nearest = e;
			}
		}
		var now = Date.now();
		if (nearest) {
			// Always move toward nearest enemy if any exist
			self.targetEnemy = nearest;
			var angle = Math.atan2(nearest.y - self.y, nearest.x - self.x);
			// If not in attack range, move toward enemy
			if (minDist > self.attackRange * 0.7) {
				self.x += Math.cos(angle) * self.speed;
				self.y += Math.sin(angle) * self.speed;
			}
			// Attack if in range and cooldown ready
			if (minDist <= self.attackRange && now - self.lastAttack > self.attackCooldown) {
				self.lastAttack = now;
				// 10% chance to stun, 10% chance to slow, 5% chance to confuse, 10% crit
				var isCrit = Math.random() < 0.10;
				var effectRoll = Math.random();
				if (isCrit) {
					nearest.takeDamage(self.damage * 2, 'basic', true);
				} else if (effectRoll < 0.10) {
					nearest.takeDamage(self.damage, 'stun');
				} else if (effectRoll < 0.20) {
					nearest.takeDamage(self.damage, 'slow');
				} else if (effectRoll < 0.25) {
					nearest.takeDamage(self.damage, 'confuse');
				} else {
					nearest.takeDamage(self.damage, 'basic');
				}
				LK.effects.flashObject(nearest, 0x00FFFF, 120);
			}
		} else {
			// No enemy present, follow sniper
			self.targetEnemy = null;
			var dx = sniper.x - self.x;
			var dy = sniper.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > self.followDistance) {
				var angle = Math.atan2(dy, dx);
				self.x += Math.cos(angle) * self.speed * 0.7;
				self.y += Math.sin(angle) * self.speed * 0.7;
			}
		}
	};
	return self;
});
// Bomb: Air-dropped bomb that bounces and explodes
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	// Bomb body (yellow ellipse)
	self.bombBody = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.2,
		scaleY: 2.2,
		tint: 0xFFD700 // Gold/yellow
	});
	// Shadow
	self.shadow = LK.getAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.2,
		scaleY: 0.5,
		tint: 0x000000
	});
	self.shadow.alpha = 0.35;
	self.shadow.y = self.bombBody.height * 1.1;
	self.addChild(self.shadow);
	self.vy = 0; // vertical speed
	self.gravity = 2.2; // gravity
	self.bounceCount = 0;
	self.maxBounces = 1; // Only bounce once
	self.bounced = false;
	self.exploded = false;
	self.groundY = null; // set on spawn
	// Explosion effect
	self.explode = function () {
		if (self.exploded) return;
		self.exploded = true;
		// Flash and scale up bomb
		tween(self.bombBody, {
			scaleX: 5,
			scaleY: 5,
			alpha: 0
		}, {
			duration: 220,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.visible = false;
				self.active = false;
			}
		});
		// Flash screen
		LK.effects.flashScreen(0xFFFF00, 200);
		// Damage all enemies in radius
		var radius = 220;
		for (var i = 0; i < enemies.length; i++) {
			var e = enemies[i];
			if (!e.active) continue;
			var dx = e.x - self.x;
			var dy = e.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < radius) {
				e.takeDamage(20, 'basic', true);
			}
		}
		// Show explosion text
		showDamageNumber(self.x, self.y - 60, "BOOM", 0xFFD700, "CRIT");
	};
	self.update = function () {
		if (self.exploded) return;
		if (self.groundY === null) {
			// Set groundY to the first y where bomb lands (simulate ground)
			self.groundY = self.y + 320;
		}
		// Move bomb down
		self.y += self.vy;
		self.vy += self.gravity;
		// Shadow follows x, stays at groundY
		self.shadow.x = 0;
		self.shadow.y = self.bombBody.height * 1.1 + (self.groundY - self.y);
		// Bounce logic
		if (!self.bounced && self.y >= self.groundY) {
			self.bounced = true;
			self.bounceCount++;
			// Bounce up with less speed
			self.y = self.groundY;
			self.vy = -22;
			// Squash bomb for bounce
			tween(self.bombBody, {
				scaleY: 1.2,
				scaleX: 2.8
			}, {
				duration: 80,
				yoyo: true,
				repeat: 1
			});
			// Play bounce sound/effect (optional)
		} else if (self.bounced && self.y >= self.groundY) {
			// Landed after bounce, explode
			self.y = self.groundY;
			self.vy = 0;
			self.explode();
		}
	};
	self.active = true;
	return self;
});
var BuildingShop = Container.expand(function () {
	var self = Container.call(this);
	self.isOpen = false;
	self.buildings = [{
		name: "Basic Wall",
		price: 10,
		health: 100,
		owned: false
	}, {
		name: "Reinforced Wall",
		price: 20,
		health: 200,
		owned: false
	}, {
		name: "Sniper Tower",
		price: 100,
		health: 300,
		damage: 2,
		fireRate: 2000,
		owned: false
	}];
	// Shop button
	self.shopButton = new Text2("BUILDINGS", {
		size: 80,
		fill: 0xFFFF00
	});
	self.shopButton.anchor.set(0.5, 0);
	// Add background to make button more visible
	var buttonBg = LK.getAsset('bullet', {
		width: 300,
		height: 100,
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x333333
	});
	buttonBg.alpha = 0.8;
	buttonBg.y = self.shopButton.height / 2;
	self.addChild(buttonBg);
	self.addChild(self.shopButton);
	// Shop panel (hidden by default)
	self.panel = new Container();
	self.panel.visible = false;
	self.addChild(self.panel);
	// Create building options
	self.buildingItems = [];
	for (var i = 0; i < self.buildings.length; i++) {
		var building = self.buildings[i];
		var item = new Container();
		var bg = LK.getAsset('bullet', {
			width: 400,
			height: 150,
			anchorX: 0.5,
			anchorY: 0.5,
			tint: 0x333333
		});
		bg.alpha = 0.8;
		item.addChild(bg);
		var title = new Text2(building.name, {
			size: 40,
			fill: 0xFFFFFF
		});
		title.anchor.set(0.5, 0);
		title.y = -50;
		item.addChild(title);
		var info;
		if (building.name === "Sniper Tower") {
			info = new Text2("Health: " + building.health + " | Damage: " + building.damage, {
				size: 30,
				fill: 0xFFFFFF
			});
		} else {
			info = new Text2("Health: " + building.health, {
				size: 30,
				fill: 0xFFFFFF
			});
		}
		info.anchor.set(0.5, 0);
		info.y = 0;
		item.addChild(info);
		var priceText = new Text2(building.owned ? "OWNED" : "$" + building.price, {
			size: 35,
			fill: building.owned ? 0x00FF00 : 0xFFFF00
		});
		priceText.anchor.set(0.5, 0);
		priceText.y = 40;
		item.addChild(priceText);
		item.y = i * 200;
		item.buildingIndex = i;
		self.buildingItems.push(item);
		self.panel.addChild(item);
	}
	// Position panel
	self.panel.y = 250;
	// Handle shop button press
	self.shopButton.down = function (x, y, obj) {
		self.toggleShop();
	};
	// Toggle shop visibility
	self.toggleShop = function () {
		self.isOpen = !self.isOpen;
		self.panel.visible = self.isOpen;
	};
	// Handle building selection/purchase
	self.selectBuilding = function (index) {
		var building = self.buildings[index];
		if (currency >= building.price) {
			// Always allow purchase, deduct currency every time
			currency -= building.price;
			updateUI();
			// Update UI to show price (never "OWNED")
			var priceText = self.buildingItems[index].children[3];
			priceText.setText("$" + building.price, {
				fill: 0xFFFF00
			});
			LK.getSound('upgrade').play();
			// After purchase, immediately select it for placement
			var buildingType;
			var buildingHealth = building.health;
			if (index === 0) {
				buildingType = 'basic';
			} else if (index === 1) {
				buildingType = 'reinforced';
			} else if (index === 2) {
				buildingType = 'sniper';
			}
			// Create and add placeable wall
			game.placeableWall = new PlaceableWall(buildingType, buildingHealth);
			game.addChild(game.placeableWall);
			game.isPlacing = true;
			// Close shop
			self.toggleShop();
			return true;
		} else if (building.owned) {
			// (Legacy: If owned, allow placement without payment, but this should never be true now)
			var buildingType;
			var buildingHealth = building.health;
			if (index === 0) {
				buildingType = 'basic';
			} else if (index === 1) {
				buildingType = 'reinforced';
			} else if (index === 2) {
				buildingType = 'sniper';
			}
			game.placeableWall = new PlaceableWall(buildingType, buildingHealth);
			game.addChild(game.placeableWall);
			game.isPlacing = true;
			self.toggleShop();
			return true;
		} else {
			// Not enough currency
			LK.effects.flashScreen(0xFF0000, 300);
			return false;
		}
	};
	// Check if an item was clicked
	self.checkItemClick = function (x, y) {
		if (!self.isOpen) return false;
		var pos = self.toLocal({
			x: x,
			y: y
		});
		for (var i = 0; i < self.buildingItems.length; i++) {
			var item = self.buildingItems[i];
			// Use item's actual bounds for hit detection
			var bounds = item.children[0].getBounds(); // children[0] is the background
			// Convert bounds to local coordinates relative to the panel
			var itemLeft = item.x + bounds.x - bounds.width * item.children[0].anchorX;
			var itemRight = itemLeft + bounds.width;
			var itemTop = item.y + bounds.y - bounds.height * item.children[0].anchorY;
			var itemBottom = itemTop + bounds.height;
			if (pos.x >= itemLeft && pos.x <= itemRight && pos.y >= itemTop && pos.y <= itemBottom) {
				return self.selectBuilding(item.buildingIndex);
			}
		}
		return false;
	};
	// Add down event handlers to each building item
	for (var i = 0; i < self.buildingItems.length; i++) {
		var item = self.buildingItems[i];
		item.interactive = true;
		item.index = i; // Store the index
		// Using custom event handler for each item
		(function (index) {
			item.down = function (x, y, obj) {
				self.selectBuilding(index);
			};
		})(i);
	}
	return self;
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	// No shadow for bullets
	self.graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 15; // Default speed, will be overridden
	self.damage = 1; // Default damage, will be overridden
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		// Use directional movement if speedX and speedY are defined
		if (self.speedX !== undefined && self.speedY !== undefined) {
			self.x += self.speedX;
			self.y += self.speedY;
		} else {
			// Fallback to original vertical-only movement
			self.y -= self.speed;
		}
		// Bullet goes off screen (check all edges)
		if (self.y < -50 || self.y > 2732 + 50 || self.x < -50 || self.x > 2048 + 50) {
			self.active = false;
		}
	};
	self.hit = function () {
		self.active = false;
		LK.getSound('enemyHit').play();
		LK.effects.flashObject(self, 0xffffff, 200);
	};
	return self;
});
var Bunker = Container.expand(function () {
	var self = Container.call(this);
	// Add shadow under bunker
	self.shadow = new Shadow();
	self.shadow.y = 60;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		self.shadow.graphics.alpha = 0.5;
	}
	self.graphics = self.attachAsset('bunker', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.damageIndicator = self.attachAsset('damageIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.damageIndicator.alpha = 0;
	self.damageIndicator.originalX = 0;
	self.damageIndicator.originalY = 0;
	self.showDamage = function (percentage) {
		// Make indicator more visible as health decreases
		self.damageIndicator.alpha = 1 - percentage;
		// Move the indicator based on health percentage
		// Lower health = more movement
		var moveFactor = (1 - percentage) * 10;
		self.damageIndicator.x = self.damageIndicator.originalX + (Math.random() * 2 - 1) * moveFactor;
		self.damageIndicator.y = self.damageIndicator.originalY + (Math.random() * 2 - 1) * moveFactor;
		// Change tint to become redder as health decreases
		var healthColor = Math.floor(percentage * 255);
		self.damageIndicator.tint = 255 << 16 | healthColor << 8 | healthColor;
	};
	// Store original position
	self.onAddedToStage = function () {
		self.damageIndicator.originalX = self.damageIndicator.x;
		self.damageIndicator.originalY = self.damageIndicator.y;
	};
	return self;
});
var Bush = Container.expand(function () {
	var self = Container.call(this);
	// Random bush appearance with slight variation
	var type = Math.floor(Math.random() * 3);
	var size = Math.random() * 0.5 + 0.8; // Size between 0.8 and 1.3
	var rotation = Math.random() * 0.3 - 0.15; // Slight rotation
	// Create the bush using bullet shape with green tint
	self.graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x2E8B57,
		// Sea green color
		scaleX: size,
		scaleY: size
	});
	// Apply random rotation
	self.graphics.rotation = rotation;
	// Add some details to make bushes look different from each other
	if (type === 0) {
		// First type - taller bush
		self.graphics.scale.y *= 1.3;
		self.graphics.tint = 0x228B22; // Forest green
	} else if (type === 1) {
		// Second type - wider bush
		self.graphics.scale.x *= 1.2;
		self.graphics.tint = 0x006400; // Dark green
	} else {
		// Third type - round bush
		self.graphics.tint = 0x3CB371; // Medium sea green
	}
	return self;
});
var Enemy = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'regular';
	// Set properties based on enemy type
	switch (self.type) {
		case 'fast':
			self.graphics = self.attachAsset('fastEnemy', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 2.5,
				scaleY: 2.5
			});
			self.speed = 3;
			self.hp = 1;
			self.damage = 10;
			self.points = 15;
			self.currency = 2;
			break;
		case 'tank':
			self.graphics = self.attachAsset('tankEnemy', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 2.5,
				scaleY: 2.5
			});
			self.speed = 1;
			self.hp = 5;
			self.damage = 25;
			self.points = 30;
			self.currency = 5;
			break;
		default:
			// regular
			self.graphics = self.attachAsset('regularEnemy', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 2.5,
				scaleY: 2.5
			});
			self.speed = 2;
			self.hp = 2;
			self.damage = 15;
			self.points = 10;
			self.currency = 1;
	}
	// Create and add shadow beneath enemy (after graphics is created)
	self.shadow = new Shadow();
	// Position shadow further in front of enemy, and a bit more forward
	self.shadow.y = self.graphics.height * 0.62; // More in front
	var baseWidth = self.graphics.width * self.graphics.scale.x;
	if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
	self.shadow.x = 0;
	self.shadow.graphics.alpha = 0.5;
	self.addChildAt(self.shadow, 0); // Add shadow behind the enemy
	// In update, keep shadow under the character
	var _superUpdate = self.update;
	self.update = function () {
		// Shadow always follows enemy, not walk animation
		if (self.shadow) {
			self.shadow.x = 0;
			self.shadow.y = self.graphics.height * 0.62; // More in front
			var baseWidth = self.graphics.width * self.graphics.scale.x;
			if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		}
		if (_superUpdate) _superUpdate.apply(self, arguments);
	};
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		// --- Begin: Status effect processing ---
		// Burning: take 1 damage every 400ms while burning
		if (self.burningUntil && Date.now() < self.burningUntil) {
			if (!self.burnTick) self.burnTick = Date.now();
			if (Date.now() - self.burnTick > 400) {
				self.burnTick = Date.now();
				self.hp -= 1;
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 40, 1, 0xFF6600);
				}
				LK.effects.flashObject(self, 0xFF6600, 100);
				if (self.hp <= 0) {
					self.die();
					return;
				}
			}
		} else if (self.burningUntil && Date.now() >= self.burningUntil) {
			self.burningUntil = null;
			self.burnTick = null;
		}
		// Poison: take 1 damage every 600ms while poisoned
		if (self.poisonedUntil && Date.now() < self.poisonedUntil) {
			if (!self.poisonTick) self.poisonTick = Date.now();
			if (Date.now() - self.poisonTick > 600) {
				self.poisonTick = Date.now();
				self.hp -= 1;
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 40, 1, 0x00FF66);
				}
				LK.effects.flashObject(self, 0x00FF66, 100);
				if (self.hp <= 0) {
					self.die();
					return;
				}
			}
		} else if (self.poisonedUntil && Date.now() >= self.poisonedUntil) {
			self.poisonedUntil = null;
			self.poisonTick = null;
		}
		// Shield: show visual effect if shielded
		if (self.hasShield && self.graphics) {
			if (!self.shieldGlow) {
				self.shieldGlow = LK.getAsset('bullet', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 2.8,
					scaleY: 2.8,
					tint: 0xFFFF00
				});
				self.shieldGlow.alpha = 0.25;
				self.addChildAt(self.shieldGlow, 1);
			}
		} else if (self.shieldGlow) {
			self.removeChild(self.shieldGlow);
			self.shieldGlow = null;
		}
		// --- End: Status effect processing ---
		// --- Status effect handling: stun, slow, confuse ---
		var now = Date.now();
		if (self.stunnedUntil && now < self.stunnedUntil) {
			// Stunned: skip all movement and attack, but allow animation
			if (self.graphics) {
				tween(self.graphics, {
					rotation: 0
				}, {
					duration: 120
				});
			}
			// Still allow walk animation for visual feedback
			var walkCycle = Math.sin(LK.ticks * 0.15) * 6;
			self.graphics.y = walkCycle;
			return;
		} else if (self.stunnedUntil && now >= self.stunnedUntil) {
			self.stunnedUntil = null;
		}
		if (self.slowedUntil && now < self.slowedUntil) {
			self.speedModifier = self.slowFactor || 0.5;
		} else if (self.slowedUntil && now >= self.slowedUntil) {
			self.slowedUntil = null;
			self.speedModifier = 1;
		}
		if (self.confusedUntil && now < self.confusedUntil) {
			// Randomize move direction
			if (Math.random() < 0.1) {
				self.moveDirection = Math.random() > 0.5 ? 1 : -1;
			}
		} else if (self.confusedUntil && now >= self.confusedUntil) {
			self.confusedUntil = null;
		}
		// Default speed modifier
		if (typeof self.speedModifier !== "number") self.speedModifier = 1;
		// Armored vehicle animation: switch asset for all 8 directions (including diagonals)
		if (self.type === "armoredVehicle" && self.graphics) {
			// Prevent asset switch if _preventAssetSwitch is set (e.g. during damage flash)
			if (self._preventAssetSwitch) {
				// Still update lastX/lastY for correct direction after flash
				self.lastX = self.x;
				self.lastY = self.y;
			} else {
				// Calculate movement direction
				var dx = 0,
					dy = 0;
				if (typeof self.lastX === "number" && typeof self.lastY === "number") {
					dx = self.x - self.lastX;
					dy = self.y - self.lastY;
				}
				// Only update if moved enough to change direction
				// Only switch asset if direction meaningfully changed (not for tiny dx/dy)
				var minMoveDist = 2.5; // Only consider direction change if moved at least this much
				if (Math.abs(dx) > minMoveDist || Math.abs(dy) > minMoveDist) {
					var dirAsset = "armoredVehicle_front";
					// Calculate angle in degrees for direction
					var angle = Math.atan2(dy, dx) * 180 / Math.PI;
					// Normalize angle to [0, 360)
					if (angle < 0) angle += 360;
					// 8-directional asset selection
					if (angle >= 337.5 || angle < 22.5) {
						dirAsset = "armoredVehicle_right";
					} else if (angle >= 22.5 && angle < 67.5) {
						dirAsset = "armoredVehicle_frontRight";
					} else if (angle >= 67.5 && angle < 112.5) {
						dirAsset = "armoredVehicle_front";
					} else if (angle >= 112.5 && angle < 157.5) {
						dirAsset = "armoredVehicle_frontLeft";
					} else if (angle >= 157.5 && angle < 202.5) {
						dirAsset = "armoredVehicle_left";
					} else if (angle >= 202.5 && angle < 247.5) {
						dirAsset = "armoredVehicle_backLeft";
					} else if (angle >= 247.5 && angle < 292.5) {
						dirAsset = "armoredVehicle_back";
					} else if (angle >= 292.5 && angle < 337.5) {
						dirAsset = "armoredVehicle_backRight";
					}
					// Always use 'front' asset if moving almost straight down (dy > 0, dx is small)
					if (Math.abs(dx) < minMoveDist && dy > minMoveDist) {
						dirAsset = "armoredVehicle_front";
					}
					// Only change asset if needed (and only if direction changed)
					if (!self.graphics.assetId || self.graphics.assetId !== dirAsset) {
						// Remove old graphics
						self.removeChild(self.graphics);
						self.graphics = self.attachAsset(dirAsset, {
							anchorX: 0.5,
							anchorY: 0.5,
							scaleX: 1.7,
							scaleY: 1.7
						});
						// Always set assetId to prevent asset loss
						self.graphics.assetId = dirAsset;
						// Ensure shadow stays behind
						if (self.shadow) {
							self.setChildIndex(self.shadow, 0);
						}
					}
					// Save last direction asset for next frame
					self._lastArmoredVehicleAsset = dirAsset;
				}
				// Save last position for next frame
				self.lastX = self.x;
				self.lastY = self.y;
			}
		}
		// Basic diagonal movement pattern
		if (!self.moveDirection) {
			self.moveDirection = Math.random() > 0.5 ? 1 : -1; // Random initial direction
			self.moveCounter = 0;
			self.maxMoveDistance = Math.random() * 30 + 20; // Random move distance
			self.isAttackingWall = false;
			self.attackTarget = null;
			self.attackAnimationTicks = 0;
		}
		// If enemy is attacking a wall or ally, perform attack animation
		if (self.isAttackingWall && self.attackTarget) {
			// --- Always run walk animation, even while attacking --- 
			// Diagonal walk: oscillate rotation left and right as walking (like Ally)
			var walkOsc = Math.sin(LK.ticks * 0.18) * 0.28;
			// Always reset scale to default before tween to prevent cumulative shrinking
			self.graphics.scale.x = self.type === 'fast' || self.type === 'tank' || self.type === 'regular' ? 2.5 : self.graphics.scale.x;
			self.graphics.scale.y = self.type === 'fast' || self.type === 'tank' || self.type === 'regular' ? 2.5 : self.graphics.scale.y;
			tween(self.graphics, {
				rotation: walkOsc
			}, {
				duration: 180,
				easing: tween.easeInOut
			});
			// Add up/down bobbing for walk animation
			var walkCycle = Math.sin(LK.ticks * 0.15) * 6;
			self.graphics.y = walkCycle;
			// --- Ava fix: If being tweened (knockback), do not freeze in place ---
			// If a knockback tween is active, allow movement to resume after knockback ends
			if (self._knockbackTweenActive) {
				// Wait for knockback tween to finish before resuming attack animation
				return;
			}
			// Increment animation counter
			self.attackAnimationTicks++;
			// Every 45 frames complete a full attack cycle
			if (self.attackAnimationTicks < 20) {
				// Pull back for attack - move head backwards
				if (self.attackAnimationTicks === 1) {
					tween(self.graphics, {
						rotation: -0.3,
						y: -10
					}, {
						duration: 300,
						easing: tween.easeOut
					});
				}
			} else if (self.attackAnimationTicks < 25) {
				// Forward strike - move head forward quickly
				if (self.attackAnimationTicks === 20) {
					tween(self.graphics, {
						rotation: 0.2,
						y: 10
					}, {
						duration: 150,
						easing: tween.easeIn
					});
				}
			} else {
				// Reset animation counter and damage the wall or ally
				self.attackAnimationTicks = 0;
				// Apply damage to wall or ally
				if (self.attackTarget) {
					if (self.attackTarget.takeDamage) {
						self.attackTarget.takeDamage(self.damage / 5);
						LK.effects.flashObject(self.attackTarget, 0xFF0000, 200);
					}
				}
			}
			// When wall or ally is destroyed, resume movement
			if (!self.attackTarget || self.attackTarget.health !== undefined && self.attackTarget.health <= 0 || self.attackTarget.active !== undefined && self.attackTarget.active === false) {
				self.isAttackingWall = false;
				self.attackTarget = null;
				// Reset position and rotation
				tween(self.graphics, {
					rotation: 0,
					y: 0
				}, {
					duration: 200,
					easing: tween.easeOut
				});
			}
			return; // Don't move while attacking
		}
		// --- Begin: Sniper Tower targeting logic ---
		// Priority: Attack sniper tower if present and in range, else ally, else bunker
		var sniperTowerWall = null;
		var minTowerDist = 99999;
		if (typeof game !== "undefined" && game.walls && game.walls.length > 0) {
			for (var i = 0; i < game.walls.length; i++) {
				var wall = game.walls[i];
				if (wall.type === "sniper" && wall.health > 0) {
					var dxTower = wall.x - self.x;
					var dyTower = wall.y - self.y;
					var distTower = Math.sqrt(dxTower * dxTower + dyTower * dyTower);
					if (distTower < minTowerDist) {
						minTowerDist = distTower;
						sniperTowerWall = wall;
					}
				}
			}
		}
		if (sniperTowerWall) {
			// Move toward sniper tower and attack if in range
			var dxTower = sniperTowerWall.x - self.x;
			var dyTower = sniperTowerWall.y - self.y;
			var distTower = Math.sqrt(dxTower * dxTower + dyTower * dyTower);
			// --- FIX: Armored vehicle must attack only from close range, not from distance ---
			var attackRange = 60;
			if (self.type === "armoredVehicle") {
				attackRange = 60; // Same as other enemies, no ranged attack
			}
			if (distTower < attackRange) {
				if (!self.isAttackingWall || self.attackTarget !== sniperTowerWall) {
					self.isAttackingWall = true;
					self.attackTarget = sniperTowerWall;
					self.attackAnimationTicks = 0;
				}
				// Do not move if attacking tower
				return;
			} else {
				// Move toward sniper tower if not in attack range
				var angleToTower = Math.atan2(dyTower, dxTower);
				self.x += Math.cos(angleToTower) * self.speed;
				self.y += Math.sin(angleToTower) * self.speed;
				// Add walking animation for following tower
				if (LK.ticks % 10 === 0 && !self.isAttackingWall) {
					tween(self.graphics, {
						rotation: (dxTower > 0 ? 1 : -1) * 0.1
					}, {
						duration: 250,
						easing: tween.easeInOut
					});
				}
				return;
			}
		}
		// --- End: Sniper Tower targeting logic ---
		// Check for ally in range and attack if present and active
		if (typeof ally !== "undefined" && ally && ally.active) {
			var dxAlly = ally.x - self.x;
			var dyAlly = ally.y - self.y;
			var distAlly = Math.sqrt(dxAlly * dxAlly + dyAlly * dyAlly);
			// If ally is present, always follow and attack ally
			if (distAlly < 60) {
				if (!self.isAttackingWall || self.attackTarget !== ally) {
					self.isAttackingWall = true;
					self.attackTarget = ally;
					self.attackAnimationTicks = 0;
				}
				// Do not move if attacking ally
				return;
			} else {
				// Move toward ally if not in attack range
				var angleToAlly = Math.atan2(dyAlly, dxAlly);
				self.x += Math.cos(angleToAlly) * self.speed;
				self.y += Math.sin(angleToAlly) * self.speed;
				// Add walking animation for following ally
				if (LK.ticks % 10 === 0 && !self.isAttackingWall) {
					tween(self.graphics, {
						rotation: (dxAlly > 0 ? 1 : -1) * 0.1
					}, {
						duration: 250,
						easing: tween.easeInOut
					});
				}
				return;
			}
		}
		// Move diagonally
		self.y += self.speed;
		self.x += self.moveDirection * (self.speed * 0.5);
		// Switch direction after a certain distance
		self.moveCounter += self.speed;
		if (self.moveCounter >= self.maxMoveDistance) {
			self.moveDirection *= -1; // Reverse direction
			self.moveCounter = 0;
			self.maxMoveDistance = Math.random() * 30 + 20; // New random distance
		}
		// Make the shadow grow or shrink slightly with height simulation
		// Calculate height simulation based on movement cycle
		var heightSimulation = Math.sin(LK.ticks * 0.05) * 0.1;
		// Update shadow properties to create floating effect
		self.shadow.graphics.alpha = 0.5 - heightSimulation * 0.1; // Vary opacity with more baseline visibility
		self.shadow.graphics.scale.x = self.graphics.width * self.graphics.scale.x * 0.8 / 100 * (1 - heightSimulation); // Vary size
		// Ensure shadow follows enemy even with movement
		self.shadow.x = 0;
		// Add walking animation (always run, not just every 10 ticks, to prevent animation freeze)
		if (!self.isAttackingWall) {
			// Only apply walk animation to non-armoredVehicle types
			if (self.type === 'fast' || self.type === 'tank' || self.type === 'regular') {
				// Diagonal walk: oscillate rotation left and right as walking (like Ally)
				var walkOsc = Math.sin(LK.ticks * 0.18) * 0.28;
				// Always reset scale to default before tween to prevent cumulative shrinking
				self.graphics.scale.x = 2.5;
				self.graphics.scale.y = 2.5;
				tween(self.graphics, {
					rotation: walkOsc
				}, {
					duration: 180,
					easing: tween.easeInOut
				});
				// Add up/down bobbing for walk animation
				var walkCycle = Math.sin(LK.ticks * 0.15) * 6;
				self.graphics.y = walkCycle;
			}
			// For armoredVehicle, do not animate walk at all (no rotation, no bobbing)
		}
		// Ensure enemy stays within screen bounds (but do NOT kill enemy if off screen, just clamp position)
		if (self.x < 50) {
			self.x = 50;
			self.moveDirection = 1;
		} else if (self.x > 2048 - 50) {
			self.x = 2048 - 50;
			self.moveDirection = -1;
		}
		// Prevent enemy from dying if it moves off the top or sides of the screen
		if (self.y < -100) {
			self.y = -100;
		}
		// Check if enemy reached the bunker
		if (self.y > bunkerY - 50) {
			self.attackBunker();
		}
	};
	self.takeDamage = function (amount, weaponType, isCritical) {
		// --- Begin: Advanced status effects and reactions ---
		weaponType = weaponType || 'basic';
		isCritical = !!isCritical;
		// Burning: continuous damage over time, red flash
		if (weaponType === 'burn' && !self.burningUntil) {
			self.burningUntil = Date.now() + 2500;
			self.burnTick = Date.now();
			LK.effects.flashObject(self, 0xFF6600, 200);
		}
		// Freezing: slow and blue flash
		if (weaponType === 'freeze') {
			self.slowedUntil = Date.now() + 2500;
			self.slowFactor = 0.3;
			LK.effects.flashObject(self, 0x66CCFF, 200);
		}
		// Poison: green flash, damage over time
		if (weaponType === 'poison' && !self.poisonedUntil) {
			self.poisonedUntil = Date.now() + 4000;
			self.poisonTick = Date.now();
			LK.effects.flashObject(self, 0x00FF66, 200);
		}
		// Shield: absorb one hit, yellow flash
		if (self.hasShield) {
			self.hasShield = false;
			LK.effects.flashObject(self, 0xFFFF00, 400);
			// Show floating shield break
			if (typeof showDamageNumber === "function") {
				showDamageNumber(self.x, self.y - 60, "SHIELD", 0xFFFF00);
			}
			return;
		}
		// --- End: Advanced status effects and reactions ---
		// Default weaponType to 'basic' if not provided
		weaponType = weaponType || 'basic';
		isCritical = !!isCritical;
		// Critical hit: 2x damage, special effect
		if (isCritical) {
			amount = Math.floor(amount * 2);
			if (typeof showDamageNumber === "function") {
				showDamageNumber(self.x, self.y - 60, amount, 0xFFD700); // Gold color for crit
			}
			LK.effects.flashObject(self, 0xFFD700, 350);
			// Briefly scale up enemy for crit
			tween(self.graphics, {
				scaleX: self.type === 'armoredVehicle' ? 1.7 : self.graphics.scale.x * 1.3,
				scaleY: self.type === 'armoredVehicle' ? 1.7 : self.graphics.scale.y * 1.3
			}, {
				duration: 80,
				yoyo: true,
				repeat: 1,
				onFinish: function onFinish() {
					if (self.type === 'fast' || self.type === 'tank' || self.type === 'regular') {
						self.graphics.scale.x = 2.5;
						self.graphics.scale.y = 2.5;
					} else if (self.type === 'armoredVehicle') {
						self.graphics.scale.x = 1.7;
						self.graphics.scale.y = 1.7;
					}
				}
			});
		}
		self.hp -= amount;
		// Show floating damage number
		if (!isCritical && typeof showDamageNumber === "function") {
			showDamageNumber(self.x, self.y - 40, amount, 0xFF2222);
		}
		// --- Weapon-specific hit reactions ---
		if (self.hp > 0) {
			// Rifle: 10% chance to briefly stun
			if (weaponType === 'basic' && Math.random() < 0.10) {
				self.stunnedUntil = Date.now() + 350;
				LK.effects.flashObject(self, 0x00FFFF, 120);
			}
			// Sniper: always knockback
			if (weaponType === 'sniper') {
				var angle = Math.atan2(self.y - sniper.y, self.x - sniper.x);
				var knockbackDist = 60 + Math.random() * 30;
				var targetX = self.x + Math.cos(angle) * knockbackDist;
				var targetY = self.y + Math.sin(angle) * knockbackDist;
				// Clamp to screen
				targetX = Math.max(50, Math.min(2048 - 50, targetX));
				targetY = Math.max(0, Math.min(2732 - 50, targetY));
				// --- Ava fix: Set knockback tween flag so update() can allow movement after knockback ---
				// Only apply knockback tween if not armoredVehicle, armoredVehicle just flashes
				if (self.type === "armoredVehicle") {
					// Only flash, do not hide or move, and do NOT remove/re-add graphics to prevent flicker
					if (self.graphics) {
						// Temporarily set a flag to prevent asset switching in update during flash
						self._preventAssetSwitch = true;
						LK.effects.flashObject(self, 0x33CCFF, 180);
						// Remove the flag after flash duration
						LK.setTimeout(function () {
							self._preventAssetSwitch = false;
						}, 180);
					}
				} else {
					self._knockbackTweenActive = true;
					tween(self, {
						x: targetX,
						y: targetY
					}, {
						duration: 180,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							self._knockbackTweenActive = false;
						}
					});
					// Briefly flash blue
					LK.effects.flashObject(self, 0x33CCFF, 180);
				}
			}
			// Super Sniper: stun and strong knockback
			if (weaponType === 'super') {
				var angle = Math.atan2(self.y - sniper.y, self.x - sniper.x);
				var knockbackDist = 120 + Math.random() * 40;
				var targetX = self.x + Math.cos(angle) * knockbackDist;
				var targetY = self.y + Math.sin(angle) * knockbackDist;
				targetX = Math.max(50, Math.min(2048 - 50, targetX));
				targetY = Math.max(0, Math.min(2732 - 50, targetY));
				self._knockbackTweenActive = true;
				tween(self, {
					x: targetX,
					y: targetY
				}, {
					duration: 220,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						self._knockbackTweenActive = false;
					}
				});
				self.stunnedUntil = Date.now() + 600;
				LK.effects.flashObject(self, 0xFF00FF, 220);
			}
			// Tank: 20% chance to slow enemy for 2 seconds
			if (weaponType === 'tank' && Math.random() < 0.20) {
				self.slowedUntil = Date.now() + 2000;
				self.slowFactor = 0.5;
				LK.effects.flashObject(self, 0x00FF00, 200);
			}
			// Fast: 10% chance to confuse (random direction) for 1s
			if (weaponType === 'fast' && Math.random() < 0.10) {
				self.confusedUntil = Date.now() + 1000;
				LK.effects.flashObject(self, 0xFF00FF, 120);
			}
			// Burn: apply burning status
			if (weaponType === 'burn') {
				self.burningUntil = Date.now() + 2500;
				self.burnTick = Date.now();
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 60, "BURN", 0xFF6600);
				}
				LK.effects.flashObject(self, 0xFF6600, 200);
			}
			// Freeze: apply slow
			if (weaponType === 'freeze') {
				self.slowedUntil = Date.now() + 2500;
				self.slowFactor = 0.3;
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 60, "FREEZE", 0x66CCFF);
				}
				LK.effects.flashObject(self, 0x66CCFF, 200);
			}
			// Poison: apply poison status
			if (weaponType === 'poison') {
				self.poisonedUntil = Date.now() + 4000;
				self.poisonTick = Date.now();
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 60, "POISON", 0x00FF66);
				}
				LK.effects.flashObject(self, 0x00FF66, 200);
			}
			// ShieldPierce: remove shield if present
			if (weaponType === 'shieldPierce' && self.hasShield) {
				self.hasShield = false;
				if (typeof showDamageNumber === "function") {
					showDamageNumber(self.x, self.y - 60, "SHIELD BREAK", 0xFFFF00);
				}
				LK.effects.flashObject(self, 0xFFFF00, 400);
			}
			// Default flash
			if (!isCritical && weaponType === 'basic') {
				LK.effects.flashObject(self, 0xffffff, 200);
			}
		}
		// --- End weapon-specific hit reactions ---
		if (self.hp <= 0) {
			self.die();
		}
	};
	self.die = function () {
		// Fade out shadow when enemy dies
		tween(self.shadow.graphics, {
			alpha: 0
		}, {
			duration: 300
		});
		// Rotate enemy to make it lie on its side (90 degrees in radians)
		tween(self.graphics, {
			rotation: Math.PI / 2,
			alpha: 0.2
		}, {
			duration: 500,
			easing: tween.easeOut
		});
		// After rotation, fade out completely
		LK.setTimeout(function () {
			if (self.graphics) {
				tween(self.graphics, {
					alpha: 0
				}, {
					duration: 800,
					easing: tween.easeIn
				});
			}
		}, 400);
		self.active = false;
		var currentScore = LK.getScore();
		var scoreMultiplier = 1;
		// Increase rewards based on score progression
		if (currentScore > 300) {
			scoreMultiplier = 2.5;
		} else if (currentScore > 200) {
			scoreMultiplier = 2;
		} else if (currentScore > 100) {
			scoreMultiplier = 1.5;
		}
		LK.setScore(currentScore + self.points);
		// Set different currency values based on enemy type with score multiplier
		if (self.type === 'regular') {
			currency += Math.ceil((3 + 2) * scoreMultiplier);
		} else if (self.type === 'fast') {
			currency += Math.ceil((4 + 2) * scoreMultiplier);
		} else if (self.type === 'tank') {
			currency += Math.ceil((6 + 2) * scoreMultiplier);
		} else {
			currency += Math.ceil((self.currency + 2) * scoreMultiplier); // Fallback
		}
		updateUI();
	};
	self.startAttackingWall = function (wall) {
		self.isAttackingWall = true;
		self.attackTarget = wall;
		self.attackAnimationTicks = 0;
	};
	self.attackBunker = function () {
		bunkerHealth -= self.damage;
		updateBunkerHealth();
		LK.getSound('bunkerHit').play();
		LK.effects.flashObject(bunker, 0xff0000, 500);
		// Show floating damage number on bunker
		if (typeof showDamageNumber === "function") {
			showDamageNumber(bunker.x, bunker.y - 80, self.damage, 0xFF8800);
		}
		// Make damage indicator visible when taking damage
		bunker.damageIndicator.alpha = 1;
		self.active = false;
		// Check if bunker is destroyed
		if (bunkerHealth <= 0) {
			gameOver();
		}
	};
	return self;
});
var MuzzleFlash = Container.expand(function () {
	var self = Container.call(this);
	// Add shadow under muzzle flash
	self.shadow = new Shadow();
	self.shadow.y = 8;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		self.shadow.graphics.alpha = 0.5;
	}
	// Create the flash using bullet shape with yellow-white tint
	self.graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0xFFFF99 // Bright yellow-white color for flash
	});
	// Initially scale small
	self.graphics.scale.set(0.3, 0.3);
	self.graphics.alpha = 0.9;
	// Animation lifetime
	self.duration = 100; // ms
	self.startTime = 0;
	self.active = false;
	// Start the flash effect
	self.flash = function () {
		self.active = true;
		self.startTime = Date.now();
		self.visible = true;
		// Reset and start animation
		self.graphics.scale.set(0.8, 0.8);
		self.graphics.alpha = 1;
	};
	// Update the flash animation
	self.update = function () {
		if (!self.active) return;
		var elapsed = Date.now() - self.startTime;
		var progress = elapsed / self.duration;
		if (progress >= 1) {
			// Animation complete
			self.active = false;
			self.visible = false;
			return;
		}
		// Animate scale and alpha
		self.graphics.scale.set(0.8 * (1 - progress), 0.8 * (1 - progress));
		self.graphics.alpha = 1 - progress;
	};
	// Hide initially
	self.visible = false;
	return self;
});
var PlaceableWall = Container.expand(function (buildingType, buildingHealth) {
	var self = Container.call(this);
	// Add shadow under placeable wall
	self.shadow = new Shadow();
	self.shadow.y = 60;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		self.shadow.graphics.alpha = 0.5;
	}
	// Create semi-transparent wall based on type
	if (buildingType === 'reinforced') {
		self.graphics = self.attachAsset('reinforcedWall', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.3,
			scaleY: 1.3
		});
	} else if (buildingType === 'sniper') {
		// Create a tower
		self.graphics = self.attachAsset('sniperTower', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.5,
			scaleY: 1.5
		});
		// No need to add extra sniper on top since it's included in the image
	} else {
		// Basic wall
		self.graphics = self.attachAsset('basicWall', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.3,
			scaleY: 1.3
		});
	}
	// Make it semi-transparent
	self.alpha = 0.7;
	// Store building properties for when it's placed
	self.buildingType = buildingType;
	self.buildingHealth = buildingHealth;
	return self;
});
// Security: Melee security guard with walk animation (like Ally/Enemy)
var Security = Container.expand(function () {
	var self = Container.call(this);
	// Add shadow under security
	self.shadow = new Shadow();
	self.shadow.y = 48;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.alpha = 0.5;
	}
	// Use ally soldier image for security for now (replace with unique asset if available)
	self.graphics = self.attachAsset('allySoldier', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	self.graphics.alpha = 1;
	self.maxHealth = 120;
	self.health = self.maxHealth;
	self.damage = 2;
	self.speed = 2.8;
	self.attackRange = 90;
	self.attackCooldown = 700;
	self.walkAnimTick = 0;
	self.lastMoveDirection = 1;
	self.updateWalkAnim = function () {
		// Simulate walk animation (same as Ally/Enemy)
		if (LK.ticks % 10 === 0 && self.active) {
			var dir = 1;
			if (self.targetEnemy) {
				dir = self.targetEnemy.x > self.x ? 1 : -1;
			}
			self.lastMoveDirection = dir;
			tween(self.graphics, {
				rotation: dir * 0.1
			}, {
				duration: 250,
				easing: tween.easeInOut
			});
		}
		var walkCycle = Math.sin(LK.ticks * 0.15) * 6;
		self.graphics.y = walkCycle;
	};
	self.lastAttack = 0;
	self.targetEnemy = null;
	self.followDistance = 100;
	self.active = true;
	// Health bar background
	self.healthBarBg = LK.getAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x000000,
		scaleX: 1.6,
		scaleY: 0.22
	});
	self.healthBarBg.y = 60;
	self.addChild(self.healthBarBg);
	// Health bar fill
	self.healthBar = LK.getAsset('bullet', {
		anchorX: 0,
		anchorY: 0.5,
		tint: 0x00FF00,
		scaleX: 1.5,
		scaleY: 0.18
	});
	self.healthBar.y = 60;
	self.healthBar.x = -self.healthBarBg.width / 2;
	self.addChild(self.healthBar);
	// Update health bar
	self.updateHealthBar = function () {
		var percent = Math.max(0, self.health / self.maxHealth);
		self.healthBar.scale.x = 1.5 * percent;
		if (percent < 0.3) {
			self.healthBar.tint = 0xFF0000;
		} else if (percent < 0.6) {
			self.healthBar.tint = 0xFFFF00;
		} else {
			self.healthBar.tint = 0x00FF00;
		}
		self.healthBar.visible = percent < 1;
		self.healthBarBg.visible = percent < 1;
	};
	// Take damage
	self.takeDamage = function (amount) {
		self.health -= amount;
		self.updateHealthBar();
		LK.effects.flashObject(self, 0xff0000, 200);
		// Show floating damage number
		if (typeof showDamageNumber === "function") {
			showDamageNumber(self.x, self.y - 40, amount, 0x00FFFF);
		}
		if (self.health <= 0) {
			self.active = false;
			tween(self, {
				alpha: 0
			}, {
				duration: 400
			});
			self.visible = false;
		}
	};
	// Security update: follow sniper or attack nearest enemy
	self.update = function () {
		if (!self.active) return;
		// Prevent security from dying if it moves off the top or sides of the screen
		if (self.x < 50) self.x = 50;
		if (self.x > 2048 - 50) self.x = 2048 - 50;
		if (self.y < -100) self.y = -100;
		self.updateHealthBar();
		self.updateWalkAnim();
		// Find nearest enemy in range
		var nearest = null;
		var minDist = 99999;
		for (var i = 0; i < enemies.length; i++) {
			var e = enemies[i];
			if (!e.active) continue;
			var dx = e.x - self.x;
			var dy = e.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < minDist) {
				minDist = dist;
				nearest = e;
			}
		}
		var now = Date.now();
		if (nearest) {
			self.targetEnemy = nearest;
			var angle = Math.atan2(nearest.y - self.y, nearest.x - self.x);
			if (minDist > self.attackRange * 0.7) {
				self.x += Math.cos(angle) * self.speed;
				self.y += Math.sin(angle) * self.speed;
			}
			if (minDist <= self.attackRange && now - self.lastAttack > self.attackCooldown) {
				self.lastAttack = now;
				// 10% chance to stun, 10% chance to slow, 5% chance to confuse, 10% crit
				var isCrit = Math.random() < 0.10;
				var effectRoll = Math.random();
				if (isCrit) {
					nearest.takeDamage(self.damage * 2, 'basic', true);
				} else if (effectRoll < 0.10) {
					nearest.takeDamage(self.damage, 'stun');
				} else if (effectRoll < 0.20) {
					nearest.takeDamage(self.damage, 'slow');
				} else if (effectRoll < 0.25) {
					nearest.takeDamage(self.damage, 'confuse');
				} else {
					nearest.takeDamage(self.damage, 'basic');
				}
				LK.effects.flashObject(nearest, 0x00FFFF, 120);
			}
		} else {
			self.targetEnemy = null;
			var dx = sniper.x - self.x;
			var dy = sniper.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > self.followDistance) {
				var angle = Math.atan2(dy, dx);
				self.x += Math.cos(angle) * self.speed * 0.7;
				self.y += Math.sin(angle) * self.speed * 0.7;
			}
		}
	};
	return self;
});
var Shadow = Container.expand(function () {
	var self = Container.call(this);
	// Create shadow using dedicated shadow asset
	self.graphics = self.attachAsset('shadow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set shadow properties
	self.graphics.alpha = 0.5; // More visible shadow
	// Method to update shadow size based on parent
	self.updateSize = function (parentWidth) {
		// Make shadow larger and rounder
		self.graphics.scale.x = parentWidth * 1.1 / 100;
		self.graphics.scale.y = 0.7; // More circular/ellipse
	};
	// Default scale for initial appearance
	self.graphics.scale.x = 1.1;
	self.graphics.scale.y = 0.7;
	return self;
});
var Sniper = Container.expand(function () {
	var self = Container.call(this);
	// Add shadow under sniper
	self.shadow = new Shadow();
	self.shadow.y = 40;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		self.shadow.graphics.alpha = 0.5;
	}
	self.graphics = self.attachAsset('sniper', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.8,
		scaleY: 0.8
	});
	// Add rifle that will rotate toward cursor
	self.rifle = self.attachAsset('rifle', {
		anchorX: 0,
		anchorY: 0.5,
		scaleX: 1.7,
		scaleY: 1.7
	});
	// Create references to all weapon graphics but only show the active one
	self.weapons = {
		basic: self.rifle,
		sniper: LK.getAsset('sniper_rifle', {
			anchorX: 0,
			anchorY: 0.5,
			scaleX: 1.2,
			scaleY: 1.2
		}),
		"super": LK.getAsset('sniper_rifle', {
			anchorX: 0,
			anchorY: 0.5,
			scaleX: 1.5,
			scaleY: 1.5,
			tint: 0xFF00FF // Magenta tint for Super Sniper
		})
	};
	// Add other weapons but hide them initially
	self.weapons.sniper.visible = false;
	self.weapons.sniper.x = 10;
	self.addChild(self.weapons.sniper);
	self.weapons["super"].visible = false;
	self.weapons["super"].x = 10;
	self.addChild(self.weapons["super"]);
	// Position rifle to appear like it's being held by the sniper
	self.rifle.x = 10;
	// Initialize weapon positions
	Object.keys(self.weapons).forEach(function (key) {
		// Standard positioning
		self.weapons[key].x = 10;
		self.weapons[key].y = 0;
		if (key === 'basic') {
			self.weapons[key].scale.x = 1.7;
			self.weapons[key].scale.y = 1.7;
		} else if (key === 'sniper') {
			self.weapons[key].scale.x = 1.2;
			self.weapons[key].scale.y = 1.2;
		} else {
			self.weapons[key].scale.x = 1.7;
			self.weapons[key].scale.y = 1.7;
		}
	});
	// Create muzzle flash effects for each weapon
	self.muzzleFlashes = {};
	Object.keys(self.weapons).forEach(function (key) {
		var flash = new MuzzleFlash();
		self.weapons[key].addChild(flash);
		// Position at the end of each weapon
		flash.x = self.weapons[key].width - 10;
		flash.y = 0;
		if (key === 'super') {
			flash.graphics.tint = 0xFF00FF; // Magenta flash for super sniper
		}
		self.muzzleFlashes[key] = flash;
	});
	self.fireRate = 1000; // ms between shots
	self.lastShot = 0;
	self.bulletDamage = 1;
	self.bulletSpeed = 15; // Default bullet speed
	self.currentWeapon = 'basic'; // Track current weapon type
	// Method to update rifle rotation based on cursor position
	self.updateAim = function (targetX, targetY) {
		// Calculate angle to target
		var angle = Math.atan2(targetY - self.y, targetX - self.x);
		// Determine if target is on left or right side of the screen
		var isTargetOnLeftSide = targetX < 2048 / 2;
		// Update sniper graphics based on which side target is on
		if (isTargetOnLeftSide) {
			// Target is on left side - character faces left
			self.graphics.scale.x = -1; // Flip character horizontally
			// Adjust weapon positions for left-facing stance
			Object.keys(self.weapons).forEach(function (key) {
				self.weapons[key].x = -10; // Offset for left side
				self.weapons[key].scale.x = -1; // Flip weapon horizontally
			});
		} else {
			// Target is on right side - character faces right
			self.graphics.scale.x = 1; // Normal orientation
			// Adjust weapon positions for right-facing stance
			Object.keys(self.weapons).forEach(function (key) {
				self.weapons[key].x = 10; // Normal position on right side
				self.weapons[key].scale.x = 1; // Normal weapon orientation
			});
		}
		// Set all weapons rotation to aim at target, properly adjusted for direction
		if (isTargetOnLeftSide) {
			// When facing left, we need to adjust the angle
			self.weapons.basic.rotation = angle + Math.PI;
			self.weapons.sniper.rotation = angle + Math.PI;
			self.weapons["super"].rotation = angle + Math.PI;
		} else {
			self.weapons.basic.rotation = angle;
			self.weapons.sniper.rotation = angle;
			self.weapons["super"].rotation = angle;
		}
		return angle;
	};
	self.canShoot = function () {
		var now = Date.now();
		if (now - self.lastShot >= self.fireRate) {
			self.lastShot = now;
			return true;
		}
		return false;
	};
	self.switchWeapon = function (weaponIndex) {
		// Hide all weapons first
		self.weapons.basic.visible = false;
		self.weapons.sniper.visible = false;
		self.weapons["super"].visible = false;
		// Show selected weapon based on index
		switch (weaponIndex) {
			case 0:
				self.weapons.basic.visible = true;
				self.currentWeapon = 'basic';
				break;
			case 1:
				self.weapons.sniper.visible = true;
				self.currentWeapon = 'sniper';
				break;
			case 2:
				self.weapons["super"].visible = true;
				self.currentWeapon = 'super';
				break;
			default:
				self.weapons.basic.visible = true;
				self.currentWeapon = 'basic';
		}
		// Reset magazine if switching weapon
		var mag = magazines[self.currentWeapon];
		if (mag && mag.current > mag.max) mag.current = mag.max;
		updateAmmoUI();
	};
	self.shoot = function (targetX, targetY) {
		// Magazine and reload logic
		var weapon = self.currentWeapon;
		var mag = magazines[weapon];
		if (mag.reloading) return null;
		if (mag.current <= 0) {
			// Start reload
			mag.reloading = true;
			updateAmmoUI();
			// Animate reload: move weapon down and up, and show "reloading..." in UI
			tween(self.weapons[weapon], {
				y: 60,
				alpha: 0.5
			}, {
				duration: Math.floor(mag.reloadTime * 0.4),
				easing: tween.easeIn,
				onFinish: function onFinish() {
					tween(self.weapons[weapon], {
						y: 0,
						alpha: 1
					}, {
						duration: Math.floor(mag.reloadTime * 0.6),
						easing: tween.easeOut
					});
				}
			});
			LK.setTimeout(function () {
				mag.current = mag.max;
				mag.reloading = false;
				updateAmmoUI();
			}, mag.reloadTime);
			return null;
		}
		if (!self.canShoot()) return null;
		mag.current--;
		updateAmmoUI();
		// Update rifle aim
		var angle = self.updateAim(targetX, targetY);
		var bullet = new Bullet();
		// Determine if target is on left or right side of the screen
		var isTargetOnLeftSide = targetX < 2048 / 2;
		var activeWeapon = self.weapons[self.currentWeapon];
		var rifleLength = activeWeapon.width;
		// Calculate bullet spawn position at the muzzle, always at the tip of the rifle in world space
		// Get the local muzzle position (rifle tip) in weapon's local space
		var muzzleLocalX = rifleLength;
		var muzzleLocalY = 0;
		// Transform muzzle position to world space
		// 1. Get weapon's rotation and scale.x (for left/right flip)
		var weaponRotation = activeWeapon.rotation;
		var weaponScaleX = activeWeapon.scale.x;
		// 2. Calculate rotated and flipped muzzle position
		var cosR = Math.cos(weaponRotation);
		var sinR = Math.sin(weaponRotation);
		var muzzleWorldX = self.x + (activeWeapon.x + muzzleLocalX * weaponScaleX) * cosR - muzzleLocalY * sinR;
		var muzzleWorldY = self.y + (activeWeapon.y + muzzleLocalX * weaponScaleX) * sinR + muzzleLocalY * cosR;
		// Place bullet at the muzzle tip
		bullet.x = muzzleWorldX;
		bullet.y = muzzleWorldY;
		// Set bullet direction - always use the original angle for bullet direction
		bullet.speedX = Math.cos(angle) * (self.currentWeapon === "super" ? self.bulletSpeed : bullet.speed);
		bullet.speedY = Math.sin(angle) * (self.currentWeapon === "super" ? self.bulletSpeed : bullet.speed);
		bullet.damage = self.bulletDamage;
		bullet.speed = self.bulletSpeed; // Set bullet speed from sniper
		// Customize bullet appearance based on weapon type
		if (self.currentWeapon === 'sniper') {
			bullet.graphics.tint = 0x33CCFF; // Blue tint for sniper bullets
			bullet.graphics.scale.set(0.8, 1.5); // Thinner, longer bullets
			bullet.weaponType = 'sniper';
		} else if (self.currentWeapon === 'super') {
			bullet.graphics.tint = 0xFF00FF; // Magenta tint for super sniper bullets
			bullet.graphics.scale.set(1.2, 2.2); // Even longer, more powerful look
			bullet.damage = self.bulletDamage; // Ensure correct damage
			bullet.speed = self.bulletSpeed; // Ensure correct speed
			bullet.weaponType = 'super';
		} else if (self.currentWeapon === 'tank') {
			bullet.graphics.tint = 0x00FF00; // Green for tank
			bullet.graphics.scale.set(1.5, 1.5);
			bullet.damage = self.bulletDamage;
			bullet.speed = self.bulletSpeed;
			bullet.weaponType = 'tank';
		} else if (self.currentWeapon === 'fast') {
			bullet.graphics.tint = 0xFF00FF; // Magenta for fast
			bullet.graphics.scale.set(0.5, 0.7);
			bullet.damage = self.bulletDamage;
			bullet.speed = self.bulletSpeed;
			bullet.weaponType = 'fast';
		} else if (self.currentWeapon === 'burn') {
			bullet.graphics.tint = 0xFF6600;
			bullet.graphics.scale.set(1.1, 1.1);
			bullet.weaponType = 'burn';
		} else if (self.currentWeapon === 'freeze') {
			bullet.graphics.tint = 0x66CCFF;
			bullet.graphics.scale.set(1.1, 1.1);
			bullet.weaponType = 'freeze';
		} else if (self.currentWeapon === 'poison') {
			bullet.graphics.tint = 0x00FF66;
			bullet.graphics.scale.set(1.1, 1.1);
			bullet.weaponType = 'poison';
		} else if (self.currentWeapon === 'shieldPierce') {
			bullet.graphics.tint = 0xFFFF00;
			bullet.graphics.scale.set(1.1, 1.1);
			bullet.weaponType = 'shieldPierce';
		}
		// Trigger muzzle flash for current weapon
		var muzzleFlash = self.muzzleFlashes[self.currentWeapon];
		if (muzzleFlash) {
			muzzleFlash.flash();
		}
		// Add weapon recoil effect based on weapon type
		var recoilDistance = 10; // Default recoil for rifle
		var recoilDuration = 100; // Default recoil recovery time
		var originX = activeWeapon.x;
		// Set different recoil parameters based on weapon type
		if (self.currentWeapon === 'sniper') {
			recoilDistance = 20; // Stronger recoil for sniper
			recoilDuration = 150;
		} else if (self.currentWeapon === 'super') {
			recoilDistance = 35; // Even stronger recoil for super sniper
			recoilDuration = 200;
		}
		// Calculate recoil direction (opposite to shot direction)
		// For recoil, we need to consider which direction the weapon is facing
		var recoilDirection = isTargetOnLeftSide ? 1 : -1; // Reverse for left-facing
		var bulletAngle = angle; // Use the same angle as bullet direction
		var recoilX = recoilDirection * Math.cos(bulletAngle) * recoilDistance;
		var recoilY = -Math.sin(bulletAngle) * recoilDistance;
		// Apply recoil to the active weapon
		tween(activeWeapon, {
			x: originX + recoilX,
			y: recoilY
		}, {
			duration: 50,
			// Quick recoil
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// Recover from recoil
				tween(activeWeapon, {
					x: originX,
					y: 0
				}, {
					duration: recoilDuration,
					easing: tween.easeInOut
				});
			}
		});
		LK.getSound('shoot').play();
		return bullet;
	};
	return self;
});
var Tree = Container.expand(function () {
	var self = Container.call(this);
	// Random tree appearance with variation
	var type = Math.floor(Math.random() * 3);
	var size = Math.random() * 0.7 + 1.2; // Size between 1.2 and 1.9
	var rotation = Math.random() * 0.2 - 0.1; // Slight rotation
	// Create the tree trunk using bullet shape with brown tint
	var treeTrunk = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x8B4513,
		// Saddle brown color
		scaleX: size * 0.3,
		scaleY: size * 0.8
	});
	// Create the tree crown using bullet shape with green tint
	var treeCrown = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x228B22,
		// Forest green color
		scaleX: size * 1.2,
		scaleY: size * 1.0
	});
	// Position crown on top of trunk
	treeCrown.y = -treeTrunk.height * 0.5;
	// Apply random rotation
	self.rotation = rotation;
	// Add some details to make trees look different from each other
	if (type === 0) {
		// First type - taller tree with darker green
		treeCrown.scale.y *= 1.4;
		treeCrown.tint = 0x006400; // Dark green
	} else if (type === 1) {
		// Second type - wider tree with lighter green
		treeCrown.scale.x *= 1.3;
		treeCrown.tint = 0x32CD32; // Lime green
	} else {
		// Third type - autumn tree with different color
		treeCrown.tint = 0xFF8C00; // Dark orange
	}
	return self;
});
var Wall = Container.expand(function (type, health) {
	var self = Container.call(this);
	// Add shadow under wall
	self.shadow = new Shadow();
	self.shadow.y = 60;
	self.addChildAt(self.shadow, 0);
	if (self.graphics) {
		var baseWidth = self.graphics.width * (self.graphics.scale ? self.graphics.scale.x : 1);
		if (self.shadow.updateSize) self.shadow.updateSize(baseWidth);
		self.shadow.x = 0;
		self.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		self.shadow.graphics.alpha = 0.5;
	}
	// Set properties based on wall type
	self.type = type || 'basic';
	self.maxHealth = health || 100;
	self.health = self.maxHealth;
	// Create wall graphic based on type
	if (self.type === 'reinforced') {
		self.graphics = self.attachAsset('reinforcedWall', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.3,
			scaleY: 1.3
		});
	} else if (self.type === 'sniper') {
		// Create a tower
		self.graphics = self.attachAsset('sniperTower', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.5,
			scaleY: 1.5
		});
		// Sniper tower stats
		self.maxHealth = 300;
		self.health = self.maxHealth;
		self.towerDamage = 2;
		self.towerRange = 700;
		self.towerFireRate = 1200; // ms between shots
		self.towerLastShot = 0;
		self.towerTarget = null;
		self.towerBulletSpeed = 18;
		self.towerBullet = function (target) {
			var bullet = new Bullet();
			bullet.x = self.x;
			bullet.y = self.y - self.graphics.height / 2;
			var dx = target.x - bullet.x;
			var dy = target.y - bullet.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			// Prevent division by zero and ensure bullet always moves
			if (dist === 0) dist = 0.0001;
			bullet.speedX = dx / dist * self.towerBulletSpeed;
			bullet.speedY = dy / dist * self.towerBulletSpeed;
			bullet.damage = self.towerDamage;
			bullet.graphics.tint = 0x33CCFF;
			bullet.graphics.scale.set(0.7, 1.3);
			return bullet;
		};
		// No need to add extra sniper on top since it's included in the image
	} else {
		// Basic wall
		self.graphics = self.attachAsset('basicWall', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.3,
			scaleY: 1.3
		});
	}
	// Add health bar
	self.healthBar = new Container();
	self.addChild(self.healthBar);
	// Health bar background
	self.healthBarBg = LK.getAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x000000,
		scaleX: 3,
		scaleY: 0.3
	});
	self.healthBarBg.y = -40;
	self.healthBar.addChild(self.healthBarBg);
	// Health bar fill
	self.healthBarFill = LK.getAsset('bullet', {
		anchorX: 0,
		anchorY: 0.5,
		tint: 0x00FF00,
		scaleX: 3,
		scaleY: 0.2
	});
	self.healthBarFill.y = -40;
	self.healthBarFill.x = -self.healthBarBg.width / 2;
	self.healthBar.addChild(self.healthBarFill);
	// Hide health bar initially
	self.healthBar.visible = false;
	self.update = function () {
		// Show health bar if damaged, and always show for sniper tower if not full health
		if (self.health < self.maxHealth || self.type === 'sniper' && self.health < self.maxHealth) {
			self.healthBar.visible = true;
			// Update health bar fill
			var healthPercent = self.health / self.maxHealth;
			self.healthBarFill.scale.x = 3 * healthPercent;
			// Change color based on health
			if (healthPercent < 0.3) {
				self.healthBarFill.tint = 0xFF0000; // Red
			} else if (healthPercent < 0.6) {
				self.healthBarFill.tint = 0xFFFF00; // Yellow
			} else {
				self.healthBarFill.tint = 0x00FF00; // Green
			}
		} else {
			self.healthBar.visible = false;
		}
		// Sniper tower AI: shoot at nearest enemy in range
		if (self.type === 'sniper' && self.health > 0) {
			var now = Date.now();
			// Find nearest enemy in range
			var nearest = null;
			var minDist = 99999;
			for (var i = 0; i < enemies.length; i++) {
				var e = enemies[i];
				if (!e.active) continue;
				var dx = e.x - self.x;
				var dy = e.y - self.y;
				var dist = Math.sqrt(dx * dx + dy * dy);
				if (dist < minDist && dist < self.towerRange) {
					minDist = dist;
					nearest = e;
				}
			}
			if (nearest && now - self.towerLastShot > self.towerFireRate) {
				self.towerLastShot = now;
				var bullet = self.towerBullet(nearest);
				if (bullet) {
					bullets.push(bullet);
					if (game && typeof game.addChild === "function") game.addChild(bullet);
				}
			}
		}
	};
	self.takeDamage = function (amount) {
		self.health -= amount;
		// Show floating damage number on wall
		if (typeof showDamageNumber === "function") {
			showDamageNumber(self.x, self.y - 40, amount, 0xFFAA00);
		}
		if (self.health <= 0) {
			self.destroy();
			return true; // Wall destroyed
		}
		return false; // Wall still standing
	};
	return self;
});
var WaveCountdown = Container.expand(function () {
	var self = Container.call(this);
	self.countdownTime = 60; // 60 seconds default
	self.active = false;
	// Create countdown text
	self.countdownText = new Text2(self.countdownTime, {
		size: 150,
		fill: 0xFFFFFF
	});
	self.countdownText.anchor.set(0.5, 0.5);
	self.addChild(self.countdownText);
	// Create skip button
	self.skipButton = new Text2("SKIP", {
		size: 80,
		fill: 0xFFFF00
	});
	self.skipButton.anchor.set(0.5, 0.5);
	self.skipButton.y = 100;
	self.addChild(self.skipButton);
	// Skip button background for better visibility
	var skipButtonBg = LK.getAsset('bullet', {
		width: 200,
		height: 100,
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x333333
	});
	skipButtonBg.alpha = 0.8;
	skipButtonBg.y = 100;
	self.addChild(skipButtonBg);
	// Custom swap implementation since swapChildren is not available
	var parent = self.skipButton.parent;
	var skipButtonIndex = parent.children.indexOf(skipButtonBg);
	var buttonIndex = parent.children.indexOf(self.skipButton);
	// Manual reordering of children to create swap effect
	if (skipButtonIndex !== -1 && buttonIndex !== -1) {
		// Remove both from parent
		parent.removeChild(skipButtonBg);
		parent.removeChild(self.skipButton);
		// Add them back in reverse order
		parent.addChild(self.skipButton);
		parent.addChild(skipButtonBg);
	}
	// Timer for countdown
	self.timer = null;
	// Start countdown
	self.startCountdown = function (onComplete) {
		self.active = true;
		self.visible = true;
		self.countdownTime = 60;
		self.countdownText.setText(self.countdownTime);
		self.onComplete = onComplete;
		// Update countdown every second
		self.timer = LK.setInterval(function () {
			self.countdownTime--;
			self.countdownText.setText(self.countdownTime);
			// Update next wave timer UI if available
			if (typeof nextWaveTimerTxt !== "undefined") {
				nextWaveTimerTxt.setText('Next Wave: ' + self.countdownTime + 's');
			}
			if (self.countdownTime <= 0) {
				self.stopCountdown();
				if (self.onComplete) self.onComplete();
			}
		}, 1000);
	};
	// Stop countdown
	self.stopCountdown = function () {
		if (self.timer) {
			LK.clearInterval(self.timer);
			self.timer = null;
		}
		self.active = false;
		self.visible = false;
	};
	// Skip button event handler
	self.skipButton.down = function (x, y, obj) {
		if (self.active) {
			self.stopCountdown();
			if (self.onComplete) self.onComplete();
		}
	};
	return self;
});
var WeaponShop = Container.expand(function () {
	var self = Container.call(this);
	self.isOpen = false;
	self.weapons = [{
		name: "Basic Rifle",
		price: 0,
		damage: 1,
		speed: 15,
		owned: true,
		weaponType: "basic"
	}, {
		name: "Sniper Rifle",
		price: 50,
		damage: 3,
		speed: 30,
		owned: false,
		weaponType: "sniper"
	}, {
		name: "Super Sniper",
		price: 150,
		damage: 7,
		speed: 40,
		owned: false,
		weaponType: "super"
	}, {
		name: "Tank Gun",
		price: 90,
		damage: 5,
		speed: 18,
		owned: false,
		weaponType: "tank"
	}, {
		name: "Fast Blaster",
		price: 70,
		damage: 2,
		speed: 35,
		owned: false,
		weaponType: "fast"
	}, {
		name: "Burn Gun",
		price: 120,
		damage: 2,
		speed: 20,
		owned: false,
		weaponType: "burn"
	}, {
		name: "Freeze Gun",
		price: 120,
		damage: 2,
		speed: 20,
		owned: false,
		weaponType: "freeze"
	}, {
		name: "Poison Gun",
		price: 120,
		damage: 2,
		speed: 20,
		owned: false,
		weaponType: "poison"
	}, {
		name: "Shield Piercer",
		price: 200,
		damage: 3,
		speed: 25,
		owned: false,
		weaponType: "shieldPierce"
	}];
	// Shop button
	self.shopButton = new Text2("WEAPONS", {
		size: 80,
		fill: 0xFFFF00
	});
	self.shopButton.anchor.set(0.5, 0);
	// Add background to make button more visible
	var buttonBg = LK.getAsset('bullet', {
		width: 300,
		height: 100,
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x333333
	});
	buttonBg.alpha = 0.8;
	buttonBg.y = self.shopButton.height / 2;
	self.addChild(buttonBg);
	self.addChild(self.shopButton);
	// Shop panel (hidden by default)
	self.panel = new Container();
	self.panel.visible = false;
	self.addChild(self.panel);
	// Create weapon options
	self.weaponItems = [];
	for (var i = 0; i < self.weapons.length; i++) {
		var weapon = self.weapons[i];
		var item = new Container();
		var bg = LK.getAsset('bullet', {
			width: 400,
			height: 150,
			anchorX: 0.5,
			anchorY: 0.5,
			tint: 0x333333
		});
		bg.alpha = 0.8;
		item.addChild(bg);
		var title = new Text2(weapon.name, {
			size: 40,
			fill: 0xFFFFFF
		});
		title.anchor.set(0.5, 0);
		title.y = -50;
		item.addChild(title);
		var info = new Text2("Damage: " + weapon.damage + " | Speed: " + weapon.speed, {
			size: 30,
			fill: 0xFFFFFF
		});
		info.anchor.set(0.5, 0);
		info.y = 0;
		item.addChild(info);
		var priceText = new Text2(weapon.owned ? "OWNED" : "$" + weapon.price, {
			size: 35,
			fill: weapon.owned ? 0x00FF00 : 0xFFFF00
		});
		priceText.anchor.set(0.5, 0);
		priceText.y = 40;
		item.addChild(priceText);
		item.y = i * 200;
		item.weaponIndex = i;
		self.weaponItems.push(item);
		self.panel.addChild(item);
	}
	// Position panel
	self.panel.y = 250;
	// Handle shop button press
	self.shopButton.down = function (x, y, obj) {
		self.toggleShop();
	};
	// Toggle shop visibility
	self.toggleShop = function () {
		self.isOpen = !self.isOpen;
		self.panel.visible = self.isOpen;
	};
	// Handle weapon selection
	self.selectWeapon = function (index) {
		var weapon = self.weapons[index];
		if (weapon.owned) {
			// Equip weapon
			sniper.bulletDamage = weapon.damage;
			sniper.bulletSpeed = weapon.speed;
			sniper.currentWeapon = weapon.weaponType || "basic";
			sniper.switchWeapon(index); // Switch to selected weapon appearance
			// Visual feedback for equipped weapon
			for (var i = 0; i < self.weaponItems.length; i++) {
				var priceText = self.weaponItems[i].children[3];
				if (i === index) {
					priceText.setText("EQUIPPED", {
						fill: i === 2 ? 0xFF00FF : 0x00FFFF // Magenta for super sniper, cyan for others
					});
				} else if (self.weapons[i].owned) {
					priceText.setText("OWNED", {
						fill: i === 2 ? 0xFF00FF : 0x00FF00 // Magenta for super sniper, green for others
					});
				}
			}
			LK.getSound('upgrade').play();
			return true;
		} else if (currency >= weapon.price) {
			// Purchase weapon
			currency -= weapon.price;
			weapon.owned = true;
			// Update UI
			var priceText = self.weaponItems[index].children[3];
			priceText.setText("EQUIPPED", {
				fill: index === 2 ? 0xFF00FF : 0x00FFFF // Magenta for super sniper, cyan for others
			});
			// Reset other weapon texts to "OWNED"
			for (var i = 0; i < self.weaponItems.length; i++) {
				if (i !== index && self.weapons[i].owned) {
					self.weaponItems[i].children[3].setText("OWNED", {
						fill: i === 2 ? 0xFF00FF : 0x00FF00 // Magenta for super sniper, green for others
					});
				}
			}
			// Equip weapon
			sniper.bulletDamage = weapon.damage;
			sniper.bulletSpeed = weapon.speed;
			sniper.switchWeapon(index); // Switch to selected weapon appearance
			LK.getSound('upgrade').play();
			updateUI();
			return true;
		} else {
			// Not enough currency
			LK.effects.flashScreen(0xFF0000, 300);
			return false;
		}
	};
	// Check if an item was clicked
	self.checkItemClick = function (x, y) {
		if (!self.isOpen) return false;
		var pos = self.toLocal({
			x: x,
			y: y
		});
		for (var i = 0; i < self.weaponItems.length; i++) {
			var item = self.weaponItems[i];
			// Use item's actual bounds for hit detection
			var bounds = item.children[0].getBounds(); // children[0] is the background
			// Convert bounds to local coordinates relative to the panel
			var itemLeft = item.x + bounds.x - bounds.width * item.children[0].anchorX;
			var itemRight = itemLeft + bounds.width;
			var itemTop = item.y + bounds.y - bounds.height * item.children[0].anchorY;
			var itemBottom = itemTop + bounds.height;
			if (pos.x >= itemLeft && pos.x <= itemRight && pos.y >= itemTop && pos.y <= itemBottom) {
				return self.selectWeapon(item.weaponIndex);
			}
		}
		return false;
	};
	// Add down event handlers to each weapon item
	for (var i = 0; i < self.weaponItems.length; i++) {
		var item = self.weaponItems[i];
		item.interactive = true;
		item.index = i; // Store the index
		// Using custom event handler for each item
		(function (index) {
			item.down = function (x, y, obj) {
				self.selectWeapon(index);
			};
		})(i);
	}
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	// No title, no description
	// Always backgroundColor is black
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Dedicated shadow asset for under characters
// Armored Vehicle (Zırhlı Araç) enemy assets for all directions
// Create background
var background = game.attachAsset('background', {
	width: 2048,
	height: 2732,
	anchorX: 0,
	anchorY: 0,
	tint: 0xC2B280 // Apply dry land tint to the background
});
// Game variables
var bunkerHealth = 100;
var maxBunkerHealth = 100;
var bunkerY = 2732 - 100; // Position near bottom of screen
var currency = 0;
var difficulty = 1;
var wave = 1;
var enemySpawnRate = 3000; // ms between enemy spawns
var lastEnemySpawn = 0;
var gameActive = true;
var waveInProgress = false;
var enemyIncreasePerWave = 0.25; // 25% more enemies per wave
var enemiesPerWave = 25; // Starting with 25 enemies
var enemiesSpawned = 0; // Track enemies spawned in current wave
var enemiesRequired = 10; // Initial enemies required for first wave
// Start score at 0
LK.setScore(0);
// Magazine system for each weapon type
var magazines = {
	basic: {
		max: 15,
		current: 15,
		reloading: false,
		reloadTime: 1200
	},
	sniper: {
		max: 10,
		current: 10,
		reloading: false,
		reloadTime: 1800
	},
	"super": {
		max: 5,
		current: 5,
		reloading: false,
		reloadTime: 2500
	}
};
// UI for ammo display
var ammoTxt = new Text2('Ammo: 5/5', {
	size: 50,
	fill: 0xFFFF00
});
ammoTxt.anchor.set(1, 0);
ammoTxt.x = 2048 - 80;
ammoTxt.y = 60;
LK.gui.top.addChild(ammoTxt);
// Helper to update ammo UI
function updateAmmoUI() {
	var weapon = sniper.currentWeapon;
	var mag = magazines[weapon];
	if (mag.reloading) {
		ammoTxt.setText('Reloading...');
	} else {
		ammoTxt.setText('Ammo: ' + mag.current + '/' + mag.max);
	}
}
// --- Floating damage numbers ---
// Show floating text at (x, y) with value and color, and special effect for status
function showDamageNumber(x, y, value, color, status) {
	var textValue = value;
	var textColor = color || 0xFF2222;
	var textSize = 48;
	var extraTween = null;
	var statusEffect = status || "";
	// Status effect: show text and color for effect
	if (statusEffect === "CRIT") {
		textValue = "CRIT " + value;
		textColor = 0xFFD700;
		textSize = 60;
	} else if (statusEffect === "SLOW") {
		textValue = "SLOW";
		textColor = 0x00FFFF;
		textSize = 44;
	} else if (statusEffect === "BURN") {
		textValue = "BURN";
		textColor = 0xFF6600;
		textSize = 44;
	} else if (statusEffect === "FREEZE") {
		textValue = "FREEZE";
		textColor = 0x66CCFF;
		textSize = 44;
	} else if (statusEffect === "POISON") {
		textValue = "POISON";
		textColor = 0x00FF66;
		textSize = 44;
	} else if (statusEffect === "SHIELD") {
		textValue = "SHIELD";
		textColor = 0xFFFF00;
		textSize = 44;
	} else if (statusEffect === "SHIELD BREAK") {
		textValue = "SHIELD BREAK";
		textColor = 0xFFFF00;
		textSize = 44;
	}
	var dmgTxt = new Text2('-' + textValue, {
		size: textSize,
		fill: textColor
	});
	dmgTxt.anchor.set(0.5, 0.5);
	dmgTxt.x = x;
	dmgTxt.y = y;
	dmgTxt.alpha = 1;
	game.addChild(dmgTxt);
	// Animate up and fade out, with a little scale pop for crit/status
	var scaleFrom = statusEffect === "CRIT" ? 1.5 : 1.1;
	dmgTxt.scale.set(scaleFrom, scaleFrom);
	tween(dmgTxt.scale, {
		x: 1,
		y: 1
	}, {
		duration: 200,
		easing: tween.easeOut
	});
	tween(dmgTxt, {
		y: y - 60,
		alpha: 0
	}, {
		duration: 700,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			game.removeChild(dmgTxt);
		}
	});
}
// Upgrade costs and values
var upgrades = {
	fireRate: {
		level: 1,
		cost: 10,
		value: 1000,
		// ms between shots
		increment: -100 // decrease time between shots
	},
	bulletDamage: {
		level: 1,
		cost: 15,
		value: 1,
		increment: 1 // increase damage
	}
};
// Arrays for tracking game objects
var bullets = [];
var enemies = [];
var walls = [];
// Ally instance (semi-transparent melee ally)
var ally = null;
// Create bunker
var bunker = new Bunker();
bunker.x = 2048 / 2;
bunker.y = bunkerY;
game.addChild(bunker);
// Create sniper
var sniper = new Sniper();
sniper.x = 2048 / 2;
sniper.y = bunkerY - 50;
game.addChild(sniper);
// Create weapon shop
var weaponShop = new WeaponShop();
weaponShop.x = 350; // Moved more to the right for better visibility
weaponShop.y = 1800; // Position higher on the screen for better visibility
game.addChild(weaponShop); // Add to game instead of GUI for better positioning
// Create building shop
var buildingShop = new BuildingShop();
buildingShop.x = 400; // Moved further right to improve visibility and hit detection
buildingShop.y = 600; // Repositioned lower on the screen for better accessibility
game.addChild(buildingShop);
// Create wave countdown timer
var waveCountdown = new WaveCountdown();
waveCountdown.x = 2048 / 2; // Center horizontally
waveCountdown.y = 2732 / 2; // Center vertically
waveCountdown.visible = false; // Hide initially
game.addChild(waveCountdown);
// UI Elements
// Score display
var scoreTxt = new Text2('Score: 0', {
	size: 70,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
scoreTxt.y = 50;
LK.gui.top.addChild(scoreTxt);
// --- Mini-map UI ---
// Mini-map config
var minimapWidth = 320;
var minimapHeight = 420;
var minimapScaleX = minimapWidth / 2048;
var minimapScaleY = minimapHeight / 2732;
var minimapMargin = 40;
// Mini-map container
var minimapContainer = new Container();
minimapContainer.x = 2048 - minimapWidth - minimapMargin;
minimapContainer.y = 2732 - minimapHeight - minimapMargin;
minimapContainer.alpha = 0.85;
// Mini-map background
var minimapBg = LK.getAsset('bullet', {
	width: minimapWidth,
	height: minimapHeight,
	anchorX: 0,
	anchorY: 0,
	tint: 0x222222
});
minimapBg.alpha = 0.7;
minimapContainer.addChild(minimapBg);
// Mini-map bunker marker
var minimapBunker = LK.getAsset('bullet', {
	width: 32,
	height: 32,
	anchorX: 0.5,
	anchorY: 0.5,
	tint: 0x00FF00
});
minimapBunker.alpha = 0.9;
minimapContainer.addChild(minimapBunker);
// Mini-map enemy markers (will be updated every frame)
var minimapEnemyMarkers = [];
// Add to game (not GUI, so it scales with world)
game.addChild(minimapContainer);
// Mini-map update function
function updateMinimap() {
	// Update bunker marker
	minimapBunker.x = bunker.x * minimapScaleX;
	minimapBunker.y = bunker.y * minimapScaleY;
	// Remove old enemy markers
	for (var i = 0; i < minimapEnemyMarkers.length; i++) {
		minimapContainer.removeChild(minimapEnemyMarkers[i]);
	}
	minimapEnemyMarkers = [];
	// Add enemy markers
	for (var i = 0; i < enemies.length; i++) {
		var e = enemies[i];
		if (!e.active) continue;
		var marker = LK.getAsset('bullet', {
			width: 18,
			height: 18,
			anchorX: 0.5,
			anchorY: 0.5,
			tint: e.type === "armoredVehicle" ? 0xFF8800 : e.type === "tank" ? 0xFF0000 : 0xFFFF00
		});
		marker.x = e.x * minimapScaleX;
		marker.y = e.y * minimapScaleY;
		marker.alpha = 0.95;
		minimapContainer.addChild(marker);
		minimapEnemyMarkers.push(marker);
	}
}
// Super Ally button UI (above bomb button)
var superAllyBtnBg = LK.getAsset('bullet', {
	width: 260,
	height: 110,
	anchorX: 0.5,
	anchorY: 0.5,
	tint: 0x333333
});
superAllyBtnBg.alpha = 0.8;
var superAllyBtn = new Text2("SUPER ALLY\n$1000", {
	size: 48,
	fill: 0xFF00FF
});
superAllyBtn.anchor.set(0.5, 0.5);
var superAllyBtnContainer = new Container();
superAllyBtnContainer.addChild(superAllyBtnBg);
superAllyBtnContainer.addChild(superAllyBtn);
superAllyBtnContainer.x = 140;
superAllyBtnContainer.y = 2732 - 410; // Above bomb button
superAllyBtnContainer.interactive = true;
superAllyBtnContainer.visible = true;
game.addChild(superAllyBtnContainer);
// Bomb button UI (above ally button)
var bombBtnBg = LK.getAsset('bullet', {
	width: 260,
	height: 110,
	anchorX: 0.5,
	anchorY: 0.5,
	tint: 0x333333
});
bombBtnBg.alpha = 0.8;
var bombBtn = new Text2("BOMB\n$50", {
	size: 55,
	fill: 0xFFD700
});
bombBtn.anchor.set(0.5, 0.5);
var bombBtnContainer = new Container();
bombBtnContainer.addChild(bombBtnBg);
bombBtnContainer.addChild(bombBtn);
bombBtnContainer.x = 140;
bombBtnContainer.y = 2732 - 280; // Above ally button
bombBtnContainer.interactive = true;
bombBtnContainer.visible = true;
game.addChild(bombBtnContainer);
// Super Ally effect state
var superAllyActive = false;
var superAllyCooldown = false;
// Bomb state
var bombMode = false;
var bombBtnCooldown = false;
// Super Ally button event
superAllyBtnContainer.down = function (x, y, obj) {
	if (superAllyCooldown) return;
	if (currency >= 1000 && !superAllyActive) {
		currency -= 1000;
		updateUI();
		superAllyActive = true;
		superAllyBtnBg.alpha = 0.4;
		superAllyBtn.alpha = 0.5;
		// Spawn 10 armored vehicles from back (top) edge, move to front (bottom), destroy all enemies in their path
		var superAllyVehicles = [];
		var startX = sniper.x - 220; // Spawn behind sniper horizontally
		var startY = 0 - 120; // Start above the visible area
		var endY = bunkerY - 120; // End just before the bunker
		var spacing = (2048 - 400) / 9; // Spread across width, avoid edges
		for (var i = 0; i < 10; i++) {
			var av = new Enemy("armoredVehicle");
			av.hp = 99999; // Invincible
			av.damage = 9999;
			av.speed = 7; // Slowed down from 32 to 7 for more reasonable speed
			av.points = 0;
			av.currency = 0;
			av.type = "armoredVehicle";
			// Use 'front' asset (facing down/forward)
			if (av.graphics) av.removeChild(av.graphics);
			av.graphics = av.attachAsset('armoredVehicle_front', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1.7,
				scaleY: 1.7
			});
			// Add shadow
			if (av.shadow) av.removeChild(av.shadow);
			av.shadow = new Shadow();
			av.shadow.y = 40;
			var baseWidth = av.graphics.width * av.graphics.scale.x;
			av.shadow.updateSize(baseWidth);
			av.addChildAt(av.shadow, 0);
			av.shadow.x = 0;
			av.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
			av.shadow.graphics.alpha = 0.5;
			// Spread vehicles horizontally, all start at the back (top)
			av.x = 200 + i * spacing;
			av.y = startY;
			av.superAlly = true; // Mark as super ally
			// --- Smoke effect state for this vehicle ---
			av.smokeParticles = [];
			av.smokeTick = 0;
			// --- Super Ally update with smoke effect ---
			av.update = function () {
				// Move forward (down)
				this.y += this.speed;
				// --- Smoke effect: spawn smoke every few frames behind the vehicle ---
				if (typeof this.smokeTick !== "number") this.smokeTick = 0;
				this.smokeTick++;
				if (this.smokeTick % 3 === 0) {
					// Create a smoke particle (small gray ellipse)
					var smoke = LK.getAsset('bullet', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.7 + Math.random() * 0.5,
						scaleY: 0.5 + Math.random() * 0.3,
						tint: 0x888888
					});
					smoke.x = this.x + (Math.random() - 0.5) * 30;
					smoke.y = this.y - 60 + (Math.random() - 0.5) * 10;
					smoke.alpha = 0.7 + Math.random() * 0.2;
					smoke.life = 0;
					smoke.maxLife = 24 + Math.floor(Math.random() * 10);
					// Add to game and to this vehicle's smokeParticles array
					game.addChildAt(smoke, 0);
					this.smokeParticles.push(smoke);
				}
				// Update and fade out smoke particles
				for (var s = this.smokeParticles.length - 1; s >= 0; s--) {
					var sp = this.smokeParticles[s];
					sp.life++;
					sp.y += 1.2 + Math.random() * 0.5; // Drift down
					sp.x += (Math.random() - 0.5) * 1.2; // Slight horizontal drift
					sp.alpha *= 0.96; // Fade out
					sp.scale.x *= 1.01;
					sp.scale.y *= 1.01;
					if (sp.life > sp.maxLife || sp.alpha < 0.05) {
						game.removeChild(sp);
						this.smokeParticles.splice(s, 1);
					}
				}
				// Destroy all enemies in path
				for (var j = enemies.length - 1; j >= 0; j--) {
					var e = enemies[j];
					if (e.active && Math.abs(e.x - this.x) < 120 && Math.abs(e.y - this.y) < 80) {
						e.die();
					}
				}
				// Remove self if off screen (past bunker)
				if (this.y > bunkerY + 200) {
					// Remove all smoke particles
					for (var s = this.smokeParticles.length - 1; s >= 0; s--) {
						game.removeChild(this.smokeParticles[s]);
					}
					this.smokeParticles = [];
					this.active = false;
					if (game && typeof game.removeChild === "function") game.removeChild(this);
				}
			};
			superAllyVehicles.push(av);
			game.addChild(av);
		}
		// Animate button cooldown
		superAllyCooldown = true;
		LK.setTimeout(function () {
			superAllyActive = false;
			superAllyBtnBg.alpha = 0.8;
			superAllyBtn.alpha = 1;
			superAllyCooldown = false;
		}, 4000);
		// Remove all super ally vehicles after 4 seconds
		LK.setTimeout(function () {
			for (var i = 0; i < superAllyVehicles.length; i++) {
				if (superAllyVehicles[i] && game && typeof game.removeChild === "function") {
					game.removeChild(superAllyVehicles[i]);
				}
			}
		}, 4200);
	} else if (currency < 1000) {
		LK.effects.flashObject(superAllyBtnContainer, 0xFF0000, 200);
	}
};
// Bomb button event
bombBtnContainer.down = function (x, y, obj) {
	if (bombBtnCooldown) return;
	if (currency >= 50 && !bombMode) {
		bombMode = true;
		bombBtnBg.alpha = 0.4;
		bombBtn.alpha = 0.5;
	} else if (bombMode) {
		// Already in bomb mode, ignore
	} else {
		// Not enough money
		LK.effects.flashObject(bombBtnContainer, 0xFF0000, 200);
	}
};
// Ally purchase button (bottom left corner, visible)
var allyBtnBg = LK.getAsset('bullet', {
	width: 260,
	height: 110,
	anchorX: 0.5,
	anchorY: 0.5,
	tint: 0x333333
});
allyBtnBg.alpha = 0.8;
var allyBtn = new Text2("ALLY\n$100", {
	size: 55,
	fill: 0x00FFFF
});
allyBtn.anchor.set(0.5, 0.5);
var allyBtnContainer = new Container();
allyBtnContainer.addChild(allyBtnBg);
allyBtnContainer.addChild(allyBtn);
allyBtnContainer.x = 140;
allyBtnContainer.y = 2732 - 140;
allyBtnContainer.interactive = true;
allyBtnContainer.visible = true;
game.addChild(allyBtnContainer);
// Ally button event
allyBtnContainer.down = function (x, y, obj) {
	if (currency >= 100 && (!ally || !ally.active)) {
		currency -= 100;
		updateUI();
		if (ally && !ally.active) {
			game.removeChild(ally);
		}
		ally = new Ally();
		// Spawn behind the sniper (above, on y axis)
		ally.x = sniper.x;
		ally.y = sniper.y + 120;
		game.addChild(ally);
		// --- Fix: Reset all enemy walk animation scale to default when ally is created ---
		for (var i = 0; i < enemies.length; i++) {
			var e = enemies[i];
			if (e && e.graphics && (e.type === 'fast' || e.type === 'tank' || e.type === 'regular')) {
				e.graphics.scale.x = 2.5;
				e.graphics.scale.y = 2.5;
			}
		}
		LK.effects.flashObject(ally, 0x00FFFF, 400);
	} else if (currency < 100) {
		LK.effects.flashObject(allyBtnContainer, 0xFF0000, 200);
	}
};
// Wave display
var waveTxt = new Text2('Wave: 1', {
	size: 50,
	fill: 0xFFFFFF
});
waveTxt.anchor.set(1, 0);
LK.gui.topLeft.addChild(waveTxt);
waveTxt.x = 150; // Move away from the top left corner
// Health display
var healthTxt = new Text2('Bunker: 100%', {
	size: 50,
	fill: 0xFFFFFF
});
healthTxt.anchor.set(0.5, 0);
healthTxt.y = 130;
LK.gui.top.addChild(healthTxt);
// Enemy counter UI
var enemyCounterTxt = new Text2('Enemies: 0', {
	size: 50,
	fill: 0xFF4444
});
enemyCounterTxt.anchor.set(1, 0);
enemyCounterTxt.x = 2048 - 80;
enemyCounterTxt.y = 130;
LK.gui.top.addChild(enemyCounterTxt);
// Next wave timer UI
var nextWaveTimerTxt = new Text2('', {
	size: 50,
	fill: 0x00FFFF
});
nextWaveTimerTxt.anchor.set(1, 0);
nextWaveTimerTxt.x = 2048 - 80;
nextWaveTimerTxt.y = 200;
LK.gui.top.addChild(nextWaveTimerTxt);
// Currency display
var currencyTxt = new Text2('$: 0', {
	size: 50,
	fill: 0x00FF00
});
currencyTxt.anchor.set(0, 0);
LK.gui.topLeft.addChild(currencyTxt);
currencyTxt.x = 150; // Move away from top left corner
currencyTxt.y = 60; // Position below wave display
// Upgrade buttons removed as requested
// Update UI elements
function updateUI() {
	// Animate score if changed
	if (typeof updateUI.lastScore === "undefined") updateUI.lastScore = 0;
	var currentScore = LK.getScore();
	if (currentScore !== updateUI.lastScore) {
		scoreTxt.setText('Score: ' + currentScore);
		// Animate score text pop
		scoreTxt.scale.set(1.2, 1.2);
		tween(scoreTxt.scale, {
			x: 1,
			y: 1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		updateUI.lastScore = currentScore;
	}
	// Animate currency if changed
	if (typeof updateUI.lastCurrency === "undefined") updateUI.lastCurrency = 0;
	if (currency !== updateUI.lastCurrency) {
		currencyTxt.setText('$: ' + currency);
		currencyTxt.scale.set(1.2, 1.2);
		tween(currencyTxt.scale, {
			x: 1,
			y: 1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		updateUI.lastCurrency = currency;
	}
	// Animate wave if changed
	if (typeof updateUI.lastWave === "undefined") updateUI.lastWave = 0;
	if (wave !== updateUI.lastWave) {
		waveTxt.setText('Wave: ' + wave);
		waveTxt.scale.set(1.2, 1.2);
		tween(waveTxt.scale, {
			x: 1,
			y: 1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		updateUI.lastWave = wave;
	}
	// Update enemy counter
	var aliveEnemies = 0;
	for (var i = 0; i < enemies.length; i++) {
		if (enemies[i] && enemies[i].active) aliveEnemies++;
	}
	enemyCounterTxt.setText('Enemies: ' + aliveEnemies + '/' + enemiesRequired);
	// Animate enemy counter if changed
	if (typeof updateUI.lastEnemies === "undefined") updateUI.lastEnemies = 0;
	if (aliveEnemies !== updateUI.lastEnemies) {
		enemyCounterTxt.scale.set(1.2, 1.2);
		tween(enemyCounterTxt.scale, {
			x: 1,
			y: 1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		updateUI.lastEnemies = aliveEnemies;
	}
	// Update next wave timer (if countdown active)
	if (waveCountdown && waveCountdown.active) {
		nextWaveTimerTxt.setText('Next Wave: ' + waveCountdown.countdownTime + 's');
		// Animate timer if changed
		if (typeof updateUI.lastWaveTimer === "undefined") updateUI.lastWaveTimer = 0;
		if (waveCountdown.countdownTime !== updateUI.lastWaveTimer) {
			nextWaveTimerTxt.scale.set(1.2, 1.2);
			tween(nextWaveTimerTxt.scale, {
				x: 1,
				y: 1
			}, {
				duration: 200,
				easing: tween.easeOut
			});
			updateUI.lastWaveTimer = waveCountdown.countdownTime;
		}
	} else {
		nextWaveTimerTxt.setText('');
	}
	updateUpgradeButtons();
}
function updateBunkerHealth() {
	var healthPercentage = Math.max(0, Math.min(100, Math.round(bunkerHealth / maxBunkerHealth * 100)));
	healthTxt.setText('Bunker: ' + healthPercentage + '%');
	// Animate health text color based on health
	if (healthPercentage < 30) {
		healthTxt.setStyle({
			fill: 0xFF2222
		});
	} else if (healthPercentage < 60) {
		healthTxt.setStyle({
			fill: 0xFFFF00
		});
	} else {
		healthTxt.setStyle({
			fill: 0xFFFFFF
		});
	}
	// Animate health text pop if health drops
	if (typeof updateBunkerHealth.lastHealth === "undefined") updateBunkerHealth.lastHealth = 100;
	if (healthPercentage < updateBunkerHealth.lastHealth) {
		healthTxt.scale.set(1.2, 1.2);
		tween(healthTxt.scale, {
			x: 1,
			y: 1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
	}
	updateBunkerHealth.lastHealth = healthPercentage;
	bunker.showDamage(bunkerHealth / maxBunkerHealth);
	// Only make damage indicator visible and shake when actually taking damage
	if (bunkerHealth < maxBunkerHealth) {
		bunker.damageIndicator.alpha = 1;
		tween(bunker.damageIndicator, {
			x: bunker.damageIndicator.originalX + (Math.random() * 10 - 5),
			y: bunker.damageIndicator.originalY + (Math.random() * 10 - 5)
		}, {
			duration: 50,
			repeat: 5,
			yoyo: true,
			onFinish: function onFinish() {
				LK.setTimeout(function () {
					if (gameActive) {
						tween(bunker.damageIndicator, {
							alpha: 0
						}, {
							duration: 300
						});
					}
				}, 1000);
			}
		});
	}
	// Create a visual indicator effect when health is low
	if (bunkerHealth / maxBunkerHealth < 0.5) {
		LK.setTimeout(function () {
			if (gameActive) bunker.showDamage(bunkerHealth / maxBunkerHealth);
		}, 100);
	}
}
function updateUpgradeButtons() {
	// Upgrade buttons removed as requested
}
// Game mechanics functions
// Track if armored vehicle has spawned this game
if (typeof armoredVehicleSpawned === "undefined") {
	var armoredVehicleSpawned = false;
}
if (typeof armoredVehicleWave === "undefined") {
	var armoredVehicleWave = 0; // Track the last wave armored vehicle spawned
}
function spawnEnemy() {
	var now = Date.now();
	if (!waveInProgress || now - lastEnemySpawn < enemySpawnRate) return;
	// Check if we've already spawned enough enemies for this wave
	if (enemiesSpawned >= enemiesRequired) return;
	// Limit: never spawn more than 10 alive enemies at once
	var aliveEnemies = 0;
	for (var i = 0; i < enemies.length; i++) {
		if (enemies[i] && enemies[i].active) aliveEnemies++;
	}
	if (aliveEnemies >= 10) return;
	lastEnemySpawn = now;
	// Calculate number of enemies to spawn based on score
	var currentScore = LK.getScore();
	var enemiesToSpawnAtOnce = 1; // Default spawn one enemy at a time
	// Increase enemies spawned at once based on more gradual score thresholds
	if (currentScore >= 1200) {
		enemiesToSpawnAtOnce = 5; // 5 at 1200+
	} else if (currentScore >= 900) {
		enemiesToSpawnAtOnce = 4; // 4 at 900+
	} else if (currentScore >= 500) {
		enemiesToSpawnAtOnce = 3; // 3 at 500+
	} else if (currentScore >= 200) {
		enemiesToSpawnAtOnce = 2; // 2 at 200+
	}
	// Make sure we don't spawn more enemies than required for this wave
	enemiesToSpawnAtOnce = Math.min(enemiesToSpawnAtOnce, enemiesRequired - enemiesSpawned);
	// Also, do not spawn more than (10 - aliveEnemies) at once
	enemiesToSpawnAtOnce = Math.min(enemiesToSpawnAtOnce, 10 - aliveEnemies);
	// If no room to spawn, return
	if (enemiesToSpawnAtOnce <= 0) return;
	// Spawn armored vehicle after 800 score, once per wave
	if (currentScore >= 800 && waveInProgress && wave > 0 && armoredVehicleWave !== wave && aliveEnemies < 10) {
		var armoredVehicle = new Enemy("armoredVehicle");
		armoredVehicle.hp = 100;
		armoredVehicle.damage = 15; // Zırhlı araç hasarı 15 olarak ayarlandı
		armoredVehicle.speed = 3.5;
		armoredVehicle.points = 100;
		armoredVehicle.currency = 20;
		// Use a random direction asset for variety
		var directions = ["armoredVehicle_front", "armoredVehicle_back", "armoredVehicle_left", "armoredVehicle_right", "armoredVehicle_frontLeft", "armoredVehicle_frontRight", "armoredVehicle_backLeft", "armoredVehicle_backRight"];
		var dirAsset = directions[Math.floor(Math.random() * directions.length)];
		if (armoredVehicle.graphics) armoredVehicle.removeChild(armoredVehicle.graphics);
		armoredVehicle.graphics = armoredVehicle.attachAsset(dirAsset, {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.7,
			scaleY: 1.7
		});
		// Add shadow
		if (armoredVehicle.shadow) armoredVehicle.removeChild(armoredVehicle.shadow);
		armoredVehicle.shadow = new Shadow();
		armoredVehicle.shadow.y = 40;
		var baseWidth = armoredVehicle.graphics.width * armoredVehicle.graphics.scale.x;
		armoredVehicle.shadow.updateSize(baseWidth);
		armoredVehicle.addChildAt(armoredVehicle.shadow, 0);
		armoredVehicle.shadow.x = 0;
		armoredVehicle.shadow.graphics.scale.x = baseWidth * 0.8 / 100;
		armoredVehicle.shadow.graphics.alpha = 0.5;
		armoredVehicle.type = "armoredVehicle";
		armoredVehicle.x = Math.random() * (2048 - 200) + 100;
		armoredVehicle.y = -150;
		enemies.push(armoredVehicle);
		game.addChild(armoredVehicle);
		enemiesSpawned++;
		armoredVehicleWave = wave;
		// Do not spawn other enemies this tick if armored vehicle is spawned
		return;
	}
	// Spawn multiple enemies at once
	for (var i = 0; i < enemiesToSpawnAtOnce; i++) {
		// Determine enemy type based on score and wave progression
		var enemyType = 'regular';
		var random = Math.random();
		// More advanced enemies appear based on score thresholds (slower, more gradual progression)
		if (currentScore >= 700 && random < 0.13) {
			enemyType = 'tank';
		} else if (currentScore >= 500 && random < 0.11) {
			enemyType = 'tank';
		} else if (currentScore >= 300 && random < 0.09) {
			enemyType = 'tank';
		} else if (currentScore >= 200 && random < 0.18) {
			enemyType = 'fast';
		} else if (currentScore >= 100 && random < 0.10) {
			enemyType = 'fast';
		}
		var enemy;
		if (enemyType === 'armoredVehicle') {
			// Should not happen here, armored vehicle is handled above
			continue;
		} else {
			enemy = new Enemy(enemyType);
			// Randomly assign advanced status effects for variety
			if (Math.random() < 0.08) {
				enemy.hasShield = true;
			}
			if (Math.random() < 0.05) {
				enemy.burningUntil = Date.now() + 2000 + Math.random() * 2000;
				enemy.burnTick = Date.now();
			}
			if (Math.random() < 0.05) {
				enemy.poisonedUntil = Date.now() + 2000 + Math.random() * 2000;
				enemy.poisonTick = Date.now();
			}
			if (Math.random() < 0.04) {
				enemy.slowedUntil = Date.now() + 2000 + Math.random() * 2000;
				enemy.slowFactor = 0.4;
			}
		}
		// Distribute enemies across the width of the screen
		if (enemiesToSpawnAtOnce > 1) {
			// Distribute evenly but with some randomness
			var segment = 2048 / enemiesToSpawnAtOnce;
			enemy.x = i * segment + Math.random() * (segment - 100) + 50;
		} else {
			enemy.x = Math.random() * (2048 - 100) + 50; // Random x position
		}
		if (enemyType === 'desertBandit') {
			enemy.y = -120; // Spawn desert bandit further back
		} else {
			enemy.y = -50; // Start above the screen
		}
		enemies.push(enemy);
		game.addChild(enemy);
		// Increment enemies spawned counter
		enemiesSpawned++;
	}
}
function checkCollisions() {
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		if (!bullet.active) {
			game.removeChild(bullet);
			bullets.splice(i, 1);
			continue;
		}
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (!enemy.active) {
				game.removeChild(enemy);
				enemies.splice(j, 1);
				continue;
			}
			// Allow bullets to damage all enemies, including DesertBandit
			if (bullet.active && enemy.active && bullet.intersects(enemy)) {
				// Determine weaponType and crit
				var weaponType = 'basic';
				var isCritical = false;
				if (sniper && sniper.currentWeapon) {
					weaponType = sniper.currentWeapon;
					// 10% crit chance for sniper, 20% for super, 5% for rifle
					if (weaponType === 'sniper' && Math.random() < 0.10) isCritical = true;
					if (weaponType === 'super' && Math.random() < 0.20) isCritical = true;
					if (weaponType === 'basic' && Math.random() < 0.05) isCritical = true;
				}
				enemy.takeDamage(bullet.damage, weaponType, isCritical);
				bullet.hit();
				break;
			}
		}
	}
}
function upgradeFireRate() {
	if (currency >= upgrades.fireRate.cost) {
		currency -= upgrades.fireRate.cost;
		upgrades.fireRate.level++;
		upgrades.fireRate.value += upgrades.fireRate.increment;
		// Ensure fire rate doesn't go below minimum
		upgrades.fireRate.value = Math.max(200, upgrades.fireRate.value);
		sniper.fireRate = upgrades.fireRate.value;
		// Increase cost for next upgrade
		upgrades.fireRate.cost = Math.floor(upgrades.fireRate.cost * 1.5);
		LK.getSound('upgrade').play();
		updateUI();
	}
}
function upgradeBulletDamage() {
	if (currency >= upgrades.bulletDamage.cost) {
		currency -= upgrades.bulletDamage.cost;
		upgrades.bulletDamage.level++;
		upgrades.bulletDamage.value += upgrades.bulletDamage.increment;
		sniper.bulletDamage = upgrades.bulletDamage.value;
		// Increase cost for next upgrade
		upgrades.bulletDamage.cost = Math.floor(upgrades.bulletDamage.cost * 1.5);
		LK.getSound('upgrade').play();
		updateUI();
	}
}
function increaseDifficulty() {
	// Check if all enemies for this wave are spawned and eliminated
	if (waveInProgress && enemiesSpawned >= enemiesRequired && enemies.length === 0) {
		// All enemies in current wave defeated, prepare for next wave
		wave++;
		// Calculate new enemies required for next wave (increase by 25%)
		enemiesRequired = Math.ceil(enemiesPerWave * Math.pow(1 + 0.25, wave - 1));
		// Reset enemies spawned counter
		enemiesSpawned = 0;
		// Decrease spawn rate with each wave (faster spawns) based on score and wave
		var currentScore = LK.getScore();
		// Calculate spawn rate based on score: higher score = faster spawn, but never below 2200ms
		// Example: every 80 score reduces spawn rate by 120ms, but never below 2200ms
		var scoreSpawnReduction = Math.floor(currentScore / 80) * 120;
		enemySpawnRate = Math.max(2200, 3200 - scoreSpawnReduction);
		// Also apply wave-based reduction, but never below 2200ms, and reduce per wave by only 60ms
		enemySpawnRate = Math.max(2200, enemySpawnRate - (wave - 1) * 60);
		// Pause wave progression and show countdown
		waveInProgress = false;
		// Start countdown for next wave
		waveCountdown.startCountdown(function () {
			// When countdown completes, start the new wave
			startNewWave();
		});
	}
}
function startNewWave() {
	// Clear all existing enemies
	for (var i = enemies.length - 1; i >= 0; i--) {
		game.removeChild(enemies[i]);
	}
	enemies = [];
	// Reset enemies spawned counter
	enemiesSpawned = 0;
	// Update UI to show new wave and enemy count
	waveTxt.setText('Wave: ' + wave + ' (' + enemiesRequired + ' enemies)');
	// Start spawning enemies again
	waveInProgress = true;
	// Flash screen to indicate new wave
	LK.effects.flashScreen(0x00FF00, 500);
	// Adjust difficulty based on score
	var currentScore = LK.getScore();
	if (currentScore > 300) {
		difficulty = 5;
	} else if (currentScore > 200) {
		difficulty = 4;
	} else if (currentScore > 100) {
		difficulty = 3;
	} else if (currentScore > 50) {
		difficulty = 2;
	} else {
		difficulty = 1;
	}
}
function gameOver() {
	gameActive = false;
	// Save high score
	if (LK.getScore() > storage.highScore) {
		storage.highScore = LK.getScore();
	}
	// Save currency for next game
	storage.currency = currency;
	// Show game over screen
	LK.showGameOver();
}
// Event handlers
game.move = function (x, y, obj) {
	if (gameActive) {
		// If placing a wall, move it with cursor
		if (game.isPlacing && game.placeableWall) {
			game.placeableWall.x = x;
			game.placeableWall.y = y;
		} else {
			// Otherwise update rifle aim to follow cursor
			var angle = sniper.updateAim(x, y);
			// Let the updateAim method handle the character orientation
			// We don't rotate the sniper character itself anymore
			// This prevents the character from being upside down when aiming
		}
	}
};
game.down = function (x, y, obj) {
	if (!gameActive) return;
	// Check if weapon shop item was clicked
	if (weaponShop.checkItemClick(x, y)) {
		return;
	}
	// Check if building shop item was clicked
	if (buildingShop.checkItemClick(x, y)) {
		return;
	}
	// If placing a wall, place it at the clicked position
	if (game.isPlacing && game.placeableWall) {
		// Don't place near bunker or too close to top-left corner
		var distToBunker = Math.sqrt(Math.pow(x - bunker.x, 2) + Math.pow(y - bunker.y, 2));
		var distToTopLeft = Math.sqrt(Math.pow(x - 100, 2) + Math.pow(y - 100, 2));
		if (distToBunker < 150 || distToTopLeft < 100 || y > bunkerY - 50) {
			// Can't place here - flash red
			LK.effects.flashObject(game.placeableWall, 0xFF0000, 300);
			return;
		}
		// Create an actual wall at this position
		var wall = new Wall(game.placeableWall.buildingType, game.placeableWall.buildingHealth);
		wall.x = x;
		wall.y = y;
		// --- Begin: Overlap and stacking logic for buildings ---
		// If placing a sniper tower, check for overlap with other walls and adjust stacking order
		if (wall.type === "sniper" && game.walls && game.walls.length > 0) {
			// Find all overlapping walls (excluding self)
			var overlapping = [];
			for (var i = 0; i < game.walls.length; i++) {
				var other = game.walls[i];
				if (!other || !other.graphics) continue;
				// Simple bounding box overlap check
				var dx = Math.abs(wall.x - other.x);
				var dy = Math.abs(wall.y - other.y);
				var combinedHalfWidth = (wall.graphics.width * wall.graphics.scale.x + other.graphics.width * other.graphics.scale.x) / 2;
				var combinedHalfHeight = (wall.graphics.height * wall.graphics.scale.y + other.graphics.height * other.graphics.scale.y) / 2;
				if (dx < combinedHalfWidth && dy < combinedHalfHeight) {
					overlapping.push(other);
				}
			}
			// If overlap, ensure sniper tower is above if closer to player (higher y)
			if (overlapping.length > 0) {
				// Find the wall with the highest y (closest to player)
				var topWall = wall;
				for (var i = 0; i < overlapping.length; i++) {
					if (overlapping[i].y > topWall.y) {
						topWall = overlapping[i];
					}
				}
				// Add new wall to game
				game.addChild(wall);
				// If the new wall is the top wall, bring it to the top
				if (topWall === wall) {
					game.setChildIndex(wall, game.children.length - 1);
				} else {
					// Otherwise, ensure the top wall is above
					game.setChildIndex(topWall, game.children.length - 1);
				}
			} else {
				game.addChild(wall);
			}
		} else if (game.walls && game.walls.length > 0) {
			// If placing a non-sniper wall, check for overlap with sniper towers and other walls
			var overlapping = [];
			for (var i = 0; i < game.walls.length; i++) {
				var other = game.walls[i];
				if (!other || !other.graphics) continue;
				var dx = Math.abs(wall.x - other.x);
				var dy = Math.abs(wall.y - other.y);
				var combinedHalfWidth = (wall.graphics.width * wall.graphics.scale.x + other.graphics.width * other.graphics.scale.x) / 2;
				var combinedHalfHeight = (wall.graphics.height * wall.graphics.scale.y + other.graphics.height * other.graphics.scale.y) / 2;
				if (dx < combinedHalfWidth && dy < combinedHalfHeight) {
					overlapping.push(other);
				}
			}
			if (overlapping.length > 0) {
				// Find the wall with the highest y (closest to player)
				var topWall = wall;
				for (var i = 0; i < overlapping.length; i++) {
					if (overlapping[i].y > topWall.y) {
						topWall = overlapping[i];
					}
				}
				game.addChild(wall);
				if (topWall === wall) {
					game.setChildIndex(wall, game.children.length - 1);
				} else {
					game.setChildIndex(topWall, game.children.length - 1);
				}
			} else {
				game.addChild(wall);
			}
		} else {
			// No other walls, just add
			game.addChild(wall);
		}
		// --- End: Overlap and stacking logic for buildings ---
		// Add to walls array if we don't have one
		if (!game.walls) {
			game.walls = [];
		}
		game.walls.push(wall);
		// Remove placeable wall
		game.removeChild(game.placeableWall);
		game.placeableWall = null;
		game.isPlacing = false;
		return;
	}
	// Bomb placement logic
	if (typeof bombMode !== "undefined" && bombMode) {
		// Don't allow bomb in top left 100x100 or on UI
		if (x < 100 && y < 100) {
			LK.effects.flashObject(bombBtnContainer, 0xFF0000, 200);
			return;
		}
		// Place bomb at this location
		var bomb = new Bomb();
		bomb.x = x;
		bomb.y = y - 400; // Drop from above
		game.addChild(bomb);
		// Deduct money
		currency -= 50;
		updateUI();
		// Reset bomb button state
		bombMode = false;
		bombBtnBg.alpha = 0.8;
		bombBtn.alpha = 1;
		// Cooldown: prevent spamming
		bombBtnCooldown = true;
		LK.setTimeout(function () {
			bombBtnCooldown = false;
		}, 1200);
		return;
	}
	// Fire at touch location (single shot for all weapons)
	var bullet = sniper.shoot(x, y);
	if (bullet) {
		bullets.push(bullet);
		game.addChild(bullet);
	}
};
game.up = function (x, y, obj) {
	// No machine gun auto fire to stop
};
// Update function called every frame
game.update = function () {
	if (!gameActive) return;
	// Only spawn enemies if a wave is in progress
	if (waveInProgress) {
		// Spawn enemies
		spawnEnemy();
		// Update enemies
		for (var i = 0; i < enemies.length; i++) {
			if (enemies[i].active) {
				enemies[i].update();
			}
		}
		// Check for collisions
		checkCollisions();
	}
	// Update bullets regardless of wave status
	for (var i = 0; i < bullets.length; i++) {
		if (bullets[i].active) {
			bullets[i].update();
		}
	}
	// Update walls and check for wall-enemy collisions
	if (game.walls && game.walls.length > 0) {
		for (var i = game.walls.length - 1; i >= 0; i--) {
			var wall = game.walls[i];
			// Update wall health bar
			wall.update();
			// Check for collisions with enemies
			for (var j = enemies.length - 1; j >= 0; j--) {
				var enemy = enemies[j];
				if (enemy.active && wall.intersects(enemy)) {
					// Stop enemy and set it to attack the wall
					if (!enemy.isAttackingWall) {
						enemy.isAttackingWall = true;
						enemy.attackTarget = wall;
						enemy.attackAnimationTicks = 0;
					}
					// Check if wall was destroyed after the attack
					if (wall.health <= 0) {
						// Remove wall if destroyed
						game.removeChild(wall);
						game.walls.splice(i, 1);
						// Reset any enemies attacking this wall
						for (var k = 0; k < enemies.length; k++) {
							if (enemies[k].attackTarget === wall) {
								enemies[k].isAttackingWall = false;
								enemies[k].attackTarget = null;
								// Reset enemy position and rotation
								tween(enemies[k].graphics, {
									rotation: 0,
									y: 0
								}, {
									duration: 200,
									easing: tween.easeOut
								});
							}
						}
						break;
					}
				}
			}
		}
	}
	// Update muzzle flashes
	Object.keys(sniper.muzzleFlashes).forEach(function (key) {
		if (sniper.muzzleFlashes[key].active) {
			sniper.muzzleFlashes[key].update();
		}
	});
	// Update bombs
	if (typeof game.children !== "undefined") {
		for (var i = game.children.length - 1; i >= 0; i--) {
			var child = game.children[i];
			// Super Ally vehicles: update and remove if inactive
			if (child && child.superAlly && child.active && typeof child.update === "function") {
				child.update();
				if (!child.active) {
					game.removeChild(child);
				}
			}
			// Bombs
			if (child && child instanceof Container && child.update && child instanceof Bomb && child.active) {
				child.update();
				// Remove bomb if not visible anymore
				if (child.exploded && child.visible === false) {
					game.removeChild(child);
				}
			}
		}
	}
	// Update ally if present
	if (ally && ally.active) {
		ally.update();
	} else if (ally && !ally.active) {
		// Remove dead ally from game
		game.removeChild(ally);
		ally = null;
	}
	// Update difficulty (handles wave transitions)
	increaseDifficulty();
	// Continuously update damage indicator when health is low
	if (bunkerHealth / maxBunkerHealth < 0.4) {
		// Move damage indicator more frequently as health gets lower
		if (LK.ticks % Math.max(5, Math.floor(bunkerHealth / maxBunkerHealth * 20)) === 0) {
			bunker.showDamage(bunkerHealth / maxBunkerHealth);
		}
	}
	// Update UI
	if (LK.ticks % 30 === 0) {
		updateUI();
	}
	// Update minimap every frame
	updateMinimap();
};
// Make sure the weapon shop starts with the appropriate weapon equipped
weaponShop.selectWeapon(0); // Start with basic rifle selected
updateAmmoUI(); // Show initial ammo
// Initialize UI
updateUI();
// Ensure damage indicator is invisible at start
bunker.damageIndicator.alpha = 0;
updateBunkerHealth();
// Calculate initial enemies required for first wave
enemiesRequired = enemiesPerWave;
// Start the first wave with countdown
waveInProgress = false;
waveCountdown.startCountdown(function () {
	startNewWave();
});
// Place random bushes and trees around the game area
function placeBushes() {
	// Number of decorative elements to place
	var bushCount = 25;
	var treeCount = 15;
	// Positions to avoid (bunker and sniper area)
	var avoidX = 2048 / 2;
	var avoidY = bunkerY;
	var avoidRadius = 200;
	// Also avoid the top-left corner where menu icon is located
	var topLeftX = 50;
	var topLeftY = 50;
	var topLeftRadius = 100;
	// Add bushes
	for (var i = 0; i < bushCount; i++) {
		var bush = new Bush();
		// Keep generating positions until we find a suitable one
		var validPosition = false;
		var attempts = 0;
		while (!validPosition && attempts < 10) {
			// Generate random position
			bush.x = Math.random() * 2048;
			bush.y = Math.random() * 2732;
			// Check distance from bunker area
			var distToBunker = Math.sqrt(Math.pow(bush.x - avoidX, 2) + Math.pow(bush.y - avoidY, 2));
			// Check distance from top-left corner
			var distToTopLeft = Math.sqrt(Math.pow(bush.x - topLeftX, 2) + Math.pow(bush.y - topLeftY, 2));
			// Position is valid if it's away from both areas to avoid
			if (distToBunker > avoidRadius && distToTopLeft > topLeftRadius) {
				validPosition = true;
			}
			attempts++;
		}
		// Add bush behind other game elements (insert at the beginning of children array)
		game.addChildAt(bush, 0);
	}
	// Add trees
	for (var i = 0; i < treeCount; i++) {
		var tree = new Tree();
		// Keep generating positions until we find a suitable one
		var validPosition = false;
		var attempts = 0;
		while (!validPosition && attempts < 10) {
			// Generate random position
			tree.x = Math.random() * 2048;
			tree.y = Math.random() * 2732;
			// Check distance from bunker area
			var distToBunker = Math.sqrt(Math.pow(tree.x - avoidX, 2) + Math.pow(tree.y - avoidY, 2));
			// Check distance from top-left corner
			var distToTopLeft = Math.sqrt(Math.pow(tree.x - topLeftX, 2) + Math.pow(tree.y - topLeftY, 2));
			// Position is valid if it's away from both areas to avoid
			if (distToBunker > avoidRadius && distToTopLeft > topLeftRadius) {
				validPosition = true;
			}
			attempts++;
		}
		// Add tree behind other game elements (insert at the beginning of children array)
		game.addChildAt(tree, 0);
	}
}
// Add bushes to the game
placeBushes();
// Start background music
LK.playMusic('gameBgMusic', {
	fade: {
		start: 0,
		end: 0.3,
		duration: 1000
	}
});
// Armored vehicle asset naming legend:
// front: ileri (aşağı)
// back: geri (yukarı)
// left: sola
// right: sağa
// frontLeft: çapraz aşağı-sola
// frontRight: çapraz aşağı-sağa
// backLeft: çapraz yukarı-sola
// backRight: çapraz yukarı-sağa