/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	highScore: 0,
	pearls: 0,
	currentLevel: 1
});

/**** 
* Classes
****/ 
var BuildSpot = Container.expand(function () {
	var self = Container.call(this);
	var buildGraphics = self.attachAsset('buildPlaceholder', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.5
	});
	self.occupied = false;
	self.tower = null;
	self.down = function (x, y, obj) {
		if (!self.occupied && gameState.pearls >= 10) {
			// Check if any Megalodon is blocking tower building
			var towerBlocked = false;
			for (var i = 0; i < enemies.length; i++) {
				if (enemies[i].constructor.name === "Megalodon" && enemies[i].blockingTowerBuilding) {
					towerBlocked = true;
					break;
				}
			}
			if (towerBlocked) {
				// Show warning message
				var blockedText = new Text2("TOWER BUILDING BLOCKED BY MEGALODON!", {
					size: 40,
					fill: 0xFF0000
				});
				blockedText.anchor.set(0.5, 0.5);
				LK.gui.center.addChild(blockedText);
				// Remove warning after 2 seconds
				LK.setTimeout(function () {
					blockedText.destroy();
				}, 2000);
			} else {
				openBuildMenu(self);
			}
		}
	};
	return self;
});
var CoralReef = Container.expand(function () {
	var self = Container.call(this);
	var coralGraphics = self.attachAsset('coral', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.takeDamage = function (damage) {
		self.health -= damage;
		LK.effects.flashObject(self, 0xff0000, 500);
		if (self.health <= 0) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.maxHealth = 100;
	self.speed = 1.5;
	self.damage = 10;
	self.pathIndex = 0;
	self.pearls = 5;
	self.boss = false; // Default enemies are not bosses
	// Health bar
	var healthBar = LK.getAsset('buildPlaceholder', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 60,
		height: 10,
		scaleX: 1,
		scaleY: 0.2,
		y: -40,
		tint: 0x00ff00
	});
	self.addChild(healthBar);
	self.update = function () {
		// Initialize stunned property if not set
		if (self.stunned === undefined) {
			self.stunned = false;
		}
		if (self.pathIndex < gamePath.length && !self.stunned) {
			var targetPos = gamePath[self.pathIndex];
			var dx = targetPos.x - self.x;
			var dy = targetPos.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance > self.speed) {
				self.x += dx / distance * self.speed;
				self.y += dy / distance * self.speed;
				// Face the direction of movement
				if (dx < 0) {
					enemyGraphics.scaleX = -1;
				} else {
					enemyGraphics.scaleX = 1;
				}
			} else {
				self.pathIndex++;
			}
		} else if (self.pathIndex >= gamePath.length) {
			// Reached the end, damage coral
			coralReef.takeDamage(self.damage);
			self.destroy();
			var index = enemies.indexOf(self);
			if (index !== -1) {
				enemies.splice(index, 1);
			}
		}
		healthBar.scaleX = self.health / self.maxHealth;
		// Visual indicator for stunned state
		if (self.stunned) {
			// Pulsate alpha when stunned
			if (LK.ticks % 15 === 0) {
				enemyGraphics.alpha = enemyGraphics.alpha === 1 ? 0.5 : 1;
			}
		} else {
			enemyGraphics.alpha = 1;
		}
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		LK.getSound('enemyHit').play();
		if (self.health <= 0) {
			gameState.pearls += self.pearls;
			pearlText.setText("Pearls: " + gameState.pearls);
			LK.getSound('enemyDefeat').play();
			// Add to score
			LK.setScore(LK.getScore() + 10);
			scoreText.setText("Score: " + LK.getScore());
			self.destroy();
			var index = enemies.indexOf(self);
			if (index !== -1) {
				enemies.splice(index, 1);
			}
		}
	};
	return self;
});
var PlasticBag = Enemy.expand(function () {
	var self = Enemy.call(this);
	// Replace with plastic bag graphic
	self.removeChild(self.children[1]); // Remove regular enemy graphic
	var plasticBagGraphics = self.attachAsset('PlasticBag', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Plastic bag properties
	self.health = 80;
	self.maxHealth = 80;
	self.speed = 2.0; // Faster than regular enemies
	self.damage = 5; // Less damage
	self.pearls = 3;
	// Special ability: Sometimes changes direction randomly
	self.update = function () {
		// Call parent's update logic
		Enemy.prototype.update.call(self);
		// 2% chance per frame to temporarily speed up
		if (Math.random() < 0.02 && !self.speedBoost) {
			self.speedBoost = true;
			self.originalSpeed = self.speed;
			self.speed *= 1.5;
			// Reset speed after a short duration
			LK.setTimeout(function () {
				if (self && self.parent) {
					self.speed = self.originalSpeed;
					self.speedBoost = false;
				}
			}, 1000);
		}
	};
	return self;
});
var Megalodon = Enemy.expand(function () {
	var self = Enemy.call(this);
	// Replace with megalodon graphic
	self.removeChild(self.children[1]); // Remove regular enemy graphic
	var megalGraphics = self.attachAsset('Megalodon', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2
	});
	// Megalodon properties
	self.health = 500;
	self.maxHealth = 500;
	self.speed = 1.0;
	self.damage = 30;
	self.pearls = 25;
	self.boss = true;
	// Special ability: regenerate health
	self.lastRegenTick = 0;
	self.lastSpecialAttackTick = 0;
	self.blockingTowerBuilding = false;
	// Override update method to add regeneration
	var parentUpdate = self.update;
	self.update = function () {
		// Call parent update first
		parentUpdate.call(self);
		// Regenerate health every 3 seconds (180 frames)
		if (LK.ticks - self.lastRegenTick > 180) {
			self.lastRegenTick = LK.ticks;
			if (self.health < self.maxHealth) {
				self.health = Math.min(self.health + 20, self.maxHealth);
				// Show healing effect
				LK.effects.flashObject(self, 0x00ff00, 500);
			}
		}
		// Special attack: block tower building every 15 seconds (900 frames)
		if (LK.ticks - self.lastSpecialAttackTick > 900) {
			// 30% chance to activate special attack when time is ready
			if (Math.random() < 0.3) {
				self.lastSpecialAttackTick = LK.ticks;
				self.blockingTowerBuilding = true;
				// Create warning text
				var warningText = new Text2("MEGALODON BLOCKS TOWERS!", {
					size: 60,
					fill: 0xFF0000
				});
				warningText.anchor.set(0.5, 0.5);
				LK.gui.center.addChild(warningText);
				// Flash megalodon in red
				LK.effects.flashObject(self, 0xff0000, 1000);
				// Duration of blocking: 10 seconds (600 frames)
				LK.setTimeout(function () {
					self.blockingTowerBuilding = false;
					// Create end warning text
					var endWarningText = new Text2("TOWER BLOCKING ENDED", {
						size: 50,
						fill: 0x00FF00
					});
					endWarningText.anchor.set(0.5, 0.5);
					LK.gui.center.addChild(endWarningText);
					// Remove text after 2 seconds
					LK.setTimeout(function () {
						endWarningText.destroy();
					}, 2000);
				}, 10000);
				// Remove warning text after 3 seconds
				LK.setTimeout(function () {
					warningText.destroy();
				}, 3000);
			}
		}
	};
	return self;
});
var FloppyFish = Container.expand(function () {
	var self = Container.call(this);
	var fishGraphics = self.attachAsset('floppyFish', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 6;
	self.targetX = null;
	self.targetY = null;
	self.update = function () {
		if (self.targetX !== null && self.targetY !== null) {
			var dx = self.targetX - self.x;
			var dy = self.targetY - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance > self.speed) {
				self.x += dx / distance * self.speed;
				self.y += dy / distance * self.speed;
				// Face the direction of movement
				if (dx < 0) {
					fishGraphics.scaleX = -1;
				} else {
					fishGraphics.scaleX = 1;
				}
			} else {
				self.x = self.targetX;
				self.y = self.targetY;
				self.targetX = null;
				self.targetY = null;
			}
		}
	};
	return self;
});
var PathTile = Container.expand(function () {
	var self = Container.call(this);
	var pathGraphics = self.attachAsset('path', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.7
	});
	self.buildable = false;
	return self;
});
var Tower = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'bubbleCannon';
	self.level = 1;
	self.range = 250;
	self.damage = 25;
	self.fireRate = 60; // frames between shots
	self.fireCounter = 0;
	self.cost = 10;
	self.upgradesCost = 15;
	var towerGraphics = self.attachAsset(self.type, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Range indicator (only shown when selected)
	var rangeIndicator = LK.getAsset('buildPlaceholder', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.2,
		tint: 0x3498db
	});
	// Scale the range indicator to match the tower's range
	rangeIndicator.scaleX = self.range / 40;
	rangeIndicator.scaleY = self.range / 40;
	rangeIndicator.visible = false;
	self.addChild(rangeIndicator);
	self.down = function (x, y, obj) {
		// Deselect previous tower
		if (selectedTower && selectedTower !== self) {
			selectedTower.deselect();
		}
		selectedTower = self;
		self.select();
		// Show upgrade UI with cost
		upgradeButton.visible = true;
		stopUpgradeButton.visible = true;
		upgradeText.setText("Upgrade: " + self.upgradesCost + " pearls");
	};
	self.select = function () {
		rangeIndicator.visible = true;
		towerGraphics.tint = 0xffff00;
	};
	self.deselect = function () {
		rangeIndicator.visible = false;
		towerGraphics.tint = 0xffffff;
	};
	self.upgrade = function () {
		if (gameState.pearls >= self.upgradesCost) {
			gameState.pearls -= self.upgradesCost;
			pearlText.setText("Pearls: " + gameState.pearls);
			self.level++;
			self.damage += 15;
			self.range += 50;
			self.fireRate = Math.max(30, self.fireRate - 10);
			self.upgradesCost = Math.floor(self.upgradesCost * 1.5);
			// Update range indicator
			rangeIndicator.scaleX = self.range / 40;
			rangeIndicator.scaleY = self.range / 40;
			// Update upgrade button text
			upgradeText.setText("Upgrade: " + self.upgradesCost + " pearls");
			// Scale up tower slightly to show upgrade
			tween(towerGraphics, {
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					tween(towerGraphics, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 300
					});
				}
			});
		}
	};
	self.findTarget = function () {
		var closestEnemy = null;
		var closestDistance = self.range;
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < closestDistance) {
				closestEnemy = enemy;
				closestDistance = distance;
			}
		}
		return closestEnemy;
	};
	self.shoot = function (target) {
		var bubble = LK.getAsset('bubble', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y
		});
		game.addChild(bubble);
		projectiles.push({
			sprite: bubble,
			target: target,
			damage: self.damage,
			speed: 7
		});
		LK.getSound('bubble').play();
	};
	self.update = function () {
		self.fireCounter++;
		if (self.fireCounter >= self.fireRate) {
			var target = self.findTarget();
			if (target) {
				self.shoot(target);
				self.fireCounter = 0;
			}
		}
	};
	return self;
});
var TurtleShell = Tower.expand(function () {
	var self = Tower.call(this, 'TurtleShell');
	// Override properties for turtle shell
	self.range = 300;
	self.damage = 30;
	self.fireRate = 60;
	// Override shoot method for attack
	self.shoot = function (target) {
		// Create turtle shell projectile
		var shell = LK.getAsset('TurtleShellAttack', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y
		});
		game.addChild(shell);
		// Create special projectile that will do damage and can be stunned by PlasticBag
		projectiles.push({
			sprite: shell,
			target: target,
			damage: self.damage,
			speed: 8,
			isTurtleShell: true // Custom flag for TurtleShellAttack
		});
		// Play sound (using bubble sound for now)
		LK.getSound('bubble').play();
	};
	return self;
});
var SharkTower = Tower.expand(function () {
	var self = Tower.call(this, 'Sharky');
	// Override properties for shark tower
	self.range = 250;
	self.damage = 100;
	self.fireRate = 90; // Slower than bubble cannon but high damage
	// Override shoot method for instant kill functionality
	self.shoot = function (target) {
		// Create bite effect (using the bubble as a placeholder for the bite animation)
		var bite = LK.getAsset('bubble', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y
		});
		game.addChild(bite);
		// Move bite effect to target
		projectiles.push({
			sprite: bite,
			target: target,
			damage: target.boss ? self.damage : target.health,
			// Instant kill for non-boss enemies
			speed: 10 // Faster projectile to simulate bite
		});
		// Flash target red to indicate it's being bitten
		LK.effects.flashObject(target, 0xff0000, 200);
		// Play bite sound (using bubble sound for now)
		LK.getSound('bubble').play();
	};
	return self;
});
var SeaweedTrap = Tower.expand(function () {
	var self = Tower.call(this, 'seaweedTrap');
	// Override properties for seaweed trap
	self.range = 200;
	self.damage = 5;
	self.fireRate = 60;
	self.stunDuration = 60; // 1 second stun (60 frames)
	// Override shoot method for stun functionality
	self.shoot = function (target) {
		// Apply stun effect to the target
		if (!target.stunned) {
			target.stunned = true;
			target.originalSpeed = target.speed;
			target.speed = 0;
			// Make the seaweed trap "stare" at the enemy by rotating to face it
			var dx = target.x - self.x;
			var dy = target.y - self.y;
			var angle = Math.atan2(dy, dx);
			// Use tween to rotate the tower to face the enemy
			tween(self.children[0], {
				rotation: angle
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			// Flash the target to indicate stun
			LK.effects.flashObject(target, 0x00ff00, 300);
			// Set a timer to remove the stun after duration
			LK.setTimeout(function () {
				if (target && target.parent) {
					target.speed = target.originalSpeed;
					target.stunned = false;
				}
			}, self.stunDuration * 16.67); // Convert frames to milliseconds (60fps ≈ 16.67ms per frame)
		}
		target.takeDamage(self.damage);
		LK.getSound('bubble').play();
	};
	return self;
});
var JellyStinger = Tower.expand(function () {
	var self = Tower.call(this, 'JellyStinger');
	// Override properties for jelly stinger
	self.range = 230;
	self.damage = 15;
	self.fireRate = 90;
	self.stunDuration = 1800; // 30 seconds (60fps * 30)
	// Override shoot method for electricity stunning
	self.shoot = function (target) {
		// Create electricity effect
		var electricity = LK.getAsset('Electricity', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y,
			alpha: 0.8
		});
		game.addChild(electricity);
		// Create special projectile that will apply electricity stun
		projectiles.push({
			sprite: electricity,
			target: target,
			damage: self.damage,
			speed: 8,
			isElectric: true,
			stunDuration: self.stunDuration
		});
		// Play sound (using bubble sound for now)
		LK.getSound('bubble').play();
	};
	return self;
});
var ClamMine = Tower.expand(function () {
	var self = Tower.call(this, 'clamMine');
	// Override properties for clam mine
	self.range = 200;
	self.damage = 40;
	self.fireRate = 120; // Slower fire rate but area damage
	self.areaRadius = 150; // Radius of explosion
	// Override shoot method for area damage
	self.shoot = function (target) {
		// Create pearl projectile
		var pearl = LK.getAsset('pearl', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y
		});
		game.addChild(pearl);
		// Create special projectile that will explode
		projectiles.push({
			sprite: pearl,
			target: target,
			damage: self.damage,
			speed: 5,
			isAreaDamage: true,
			areaRadius: self.areaRadius
		});
		LK.getSound('bubble').play();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a5276
});

/**** 
* Game Code
****/ 
// Play music
// Base characters
// Towers and defenses
// Items and effects
// Sounds
// Music
LK.playMusic('underwaterTheme');
// Game variables
var gameState = {
	pearls: 100,
	currentWave: 1,
	maxWaves: 100,
	waveInProgress: false,
	enemiesLeft: 0
};
var selectedTower = null;
var buildMenuOpen = false;
var gamePath = [];
var buildSpots = [];
var enemies = [];
var towers = [];
var projectiles = [];
var coralReef;
var floppyFish;
// UI Elements
var scoreText = new Text2("Score: 0", {
	size: 50,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0, 0);
LK.gui.topRight.addChild(scoreText);
scoreText.x = -scoreText.width - 20;
scoreText.y = 20;
var pearlText = new Text2("Pearls: " + gameState.pearls, {
	size: 50,
	fill: 0xFFFFFF
});
pearlText.anchor.set(0, 0);
LK.gui.topRight.addChild(pearlText);
pearlText.x = -pearlText.width - 20;
pearlText.y = 80;
var waveText = new Text2("Wave: " + gameState.currentWave + "/" + gameState.maxWaves, {
	size: 50,
	fill: 0xFFFFFF
});
waveText.anchor.set(0.5, 0);
LK.gui.top.addChild(waveText);
waveText.y = 20;
// Upgrade button (hidden initially)
var upgradeButton = LK.getAsset('buildPlaceholder', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 300,
	height: 80,
	tint: 0x2ecc71
});
upgradeButton.visible = false;
LK.gui.bottom.addChild(upgradeButton);
upgradeButton.y = -100;
var upgradeText = new Text2("Upgrade: 15 pearls", {
	size: 40,
	fill: 0xFFFFFF
});
upgradeText.anchor.set(0.5, 0.5);
upgradeButton.addChild(upgradeText);
// Stop upgrading button (hidden initially)
var stopUpgradeButton = LK.getAsset('Stopupgrade', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 80,
	height: 80,
	tint: 0xff0000
});
stopUpgradeButton.visible = false;
LK.gui.bottom.addChild(stopUpgradeButton);
stopUpgradeButton.x = 200;
stopUpgradeButton.y = -100;
// Start wave button
var startWaveButton = LK.getAsset('buildPlaceholder', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 300,
	height: 80,
	tint: 0x3498db
});
LK.gui.bottom.addChild(startWaveButton);
startWaveButton.y = -200;
var startWaveText = new Text2("Start Wave", {
	size: 40,
	fill: 0xFFFFFF
});
startWaveText.anchor.set(0.5, 0.5);
startWaveButton.addChild(startWaveText);
// Build menu (hidden initially)
var buildMenu = new Container();
buildMenu.visible = false;
LK.gui.center.addChild(buildMenu);
var buildMenuBackground = LK.getAsset('buildPlaceholder', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 400,
	height: 500,
	tint: 0x34495e,
	alpha: 0.9
});
buildMenu.addChild(buildMenuBackground);
var buildMenuTitle = new Text2("Build Tower", {
	size: 50,
	fill: 0xFFFFFF
});
buildMenuTitle.anchor.set(0.5, 0);
buildMenuTitle.y = -200;
buildMenu.addChild(buildMenuTitle);
// Tower options in build menu
var bubbleOption = LK.getAsset('bubbleCannon', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: -100,
	y: -100
});
buildMenu.addChild(bubbleOption);
var bubbleText = new Text2("Bubble\nCannon\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
bubbleText.anchor.set(0.5, 0);
bubbleText.y = 50;
bubbleOption.addChild(bubbleText);
var seaweedOption = LK.getAsset('seaweedTrap', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 100,
	y: -100
});
buildMenu.addChild(seaweedOption);
var seaweedText = new Text2("Seaweed\nTrap\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
seaweedText.anchor.set(0.5, 0);
seaweedText.y = 50;
seaweedOption.addChild(seaweedText);
var clamOption = LK.getAsset('clamMine', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: -100,
	y: 50
});
buildMenu.addChild(clamOption);
var clamText = new Text2("Clam\nMine\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
clamText.anchor.set(0.5, 0);
clamText.y = 50;
clamOption.addChild(clamText);
// TurtleShell tower option
var turtleShellOption = LK.getAsset('TurtleShell', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 0,
	y: 50
});
buildMenu.addChild(turtleShellOption);
var turtleShellText = new Text2("Turtle\nShell\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
turtleShellText.anchor.set(0.5, 0);
turtleShellText.y = 50;
turtleShellOption.addChild(turtleShellText);
var sharkyOption = LK.getAsset('Sharky', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 100,
	y: 50
});
buildMenu.addChild(sharkyOption);
var sharkyText = new Text2("Sharky\nBiter\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
sharkyText.anchor.set(0.5, 0);
sharkyText.y = 50;
sharkyOption.addChild(sharkyText);
var jellyStingerOption = LK.getAsset('JellyStinger', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 0,
	y: 150
});
buildMenu.addChild(jellyStingerOption);
var jellyStingerText = new Text2("Jelly\nStinger\n10 pearls", {
	size: 30,
	fill: 0xFFFFFF
});
jellyStingerText.anchor.set(0.5, 0);
jellyStingerText.y = 50;
jellyStingerOption.addChild(jellyStingerText);
var cancelBuildButton = LK.getAsset('buildPlaceholder', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 200,
	height: 60,
	y: 150,
	tint: 0xe74c3c
});
buildMenu.addChild(cancelBuildButton);
var cancelText = new Text2("Cancel", {
	size: 40,
	fill: 0xFFFFFF
});
cancelText.anchor.set(0.5, 0.5);
cancelBuildButton.addChild(cancelText);
// Initialize the map
function initializeMap() {
	// Create path
	var pathPoints = [{
		x: 0,
		y: 600
	}, {
		x: 400,
		y: 600
	}, {
		x: 400,
		y: 1000
	}, {
		x: 800,
		y: 1000
	}, {
		x: 800,
		y: 500
	}, {
		x: 1200,
		y: 500
	}, {
		x: 1200,
		y: 1200
	}, {
		x: 1600,
		y: 1200
	}, {
		x: 1600,
		y: 800
	}, {
		x: 2000,
		y: 800
	}];
	// Create path tiles
	for (var i = 0; i < pathPoints.length; i++) {
		gamePath.push(pathPoints[i]);
		var pathTile = new PathTile();
		pathTile.x = pathPoints[i].x;
		pathTile.y = pathPoints[i].y;
		game.addChild(pathTile);
		// Create build spots along the path (offset from path)
		if (i < pathPoints.length - 1) {
			var dx = pathPoints[i + 1].x - pathPoints[i].x;
			var dy = pathPoints[i + 1].y - pathPoints[i].y;
			var len = Math.sqrt(dx * dx + dy * dy);
			// Normalize and rotate 90 degrees for perpendicular
			var perpX = -dy / len;
			var perpY = dx / len;
			// Create build spots along segments
			var segments = Math.floor(len / 200);
			for (var j = 0; j <= segments; j++) {
				var segX = pathPoints[i].x + dx * j / segments;
				var segY = pathPoints[i].y + dy * j / segments;
				// Create build spots on both sides of path
				var buildSpot1 = new BuildSpot();
				buildSpot1.x = segX + perpX * 120;
				buildSpot1.y = segY + perpY * 120;
				game.addChild(buildSpot1);
				buildSpots.push(buildSpot1);
				var buildSpot2 = new BuildSpot();
				buildSpot2.x = segX - perpX * 120;
				buildSpot2.y = segY - perpY * 120;
				game.addChild(buildSpot2);
				buildSpots.push(buildSpot2);
			}
		}
	}
	// Add coral reef at the end of the path
	coralReef = new CoralReef();
	coralReef.x = 2048 - 100;
	coralReef.y = 800;
	game.addChild(coralReef);
	// Add floppy fish
	floppyFish = new FloppyFish();
	floppyFish.x = 1024;
	floppyFish.y = 1366;
	game.addChild(floppyFish);
}
// Initialize the game
initializeMap();
// Functions
function openBuildMenu(buildSpot) {
	buildMenuOpen = true;
	buildMenu.visible = true;
	buildMenu.currentBuildSpot = buildSpot;
	// If the player has insufficient pearls, disable options
	bubbleOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
	seaweedOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
	clamOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
	turtleShellOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
	sharkyOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
	jellyStingerOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
}
function closeBuildMenu() {
	buildMenuOpen = false;
	buildMenu.visible = false;
	buildMenu.currentBuildSpot = null;
}
function buildTower(type) {
	if (gameState.pearls < 10) {
		return;
	}
	var buildSpot = buildMenu.currentBuildSpot;
	if (!buildSpot || buildSpot.occupied) {
		return;
	}
	// Check if any Megalodon is blocking tower building
	var towerBlocked = false;
	for (var i = 0; i < enemies.length; i++) {
		if (enemies[i].constructor.name === "Megalodon" && enemies[i].blockingTowerBuilding) {
			towerBlocked = true;
			break;
		}
	}
	if (towerBlocked) {
		// Show warning message
		var blockedText = new Text2("TOWER BUILDING BLOCKED BY MEGALODON!", {
			size: 40,
			fill: 0xFF0000
		});
		blockedText.anchor.set(0.5, 0.5);
		LK.gui.center.addChild(blockedText);
		// Remove warning after 2 seconds
		LK.setTimeout(function () {
			blockedText.destroy();
		}, 2000);
		// Close build menu without building tower
		closeBuildMenu();
		return;
	}
	gameState.pearls -= 10;
	pearlText.setText("Pearls: " + gameState.pearls);
	var tower;
	if (type === 'seaweedTrap') {
		tower = new SeaweedTrap();
	} else if (type === 'Sharky') {
		tower = new SharkTower();
	} else if (type === 'clamMine') {
		tower = new ClamMine();
	} else if (type === 'JellyStinger') {
		tower = new JellyStinger();
	} else if (type === 'TurtleShell') {
		tower = new TurtleShell();
	} else {
		tower = new Tower(type);
	}
	tower.x = buildSpot.x;
	tower.y = buildSpot.y;
	game.addChild(tower);
	buildSpot.occupied = true;
	buildSpot.tower = tower;
	towers.push(tower);
	LK.getSound('buildTower').play();
	// Spawn an enemy if a wave is in progress
	if (gameState.waveInProgress) {
		// Immediate spawn of enemy after tower placement
		spawnEnemy();
	}
	closeBuildMenu();
}
function spawnEnemy() {
	if (gameState.enemiesLeft <= 0) {
		return;
	}
	// Determine if this should be a Megalodon boss (at wave 20 or every 3rd wave, and last enemy of the wave)
	var isMegalodon = (gameState.currentWave === 20 || gameState.currentWave % 3 === 0) && gameState.enemiesLeft === 1 && enemies.length === 0;
	var enemy;
	if (isMegalodon) {
		// Create Megalodon
		enemy = new Megalodon();
		// Announce Megalodon arrival
		var bossText = new Text2("MEGALODON INCOMING!", {
			size: 80,
			fill: 0xFF0000
		});
		bossText.anchor.set(0.5, 0.5);
		LK.gui.center.addChild(bossText);
		// Flash screen and remove announcement after delay
		LK.effects.flashScreen(0xFF0000, 500);
		LK.setTimeout(function () {
			bossText.destroy();
		}, 2000);
	} else {
		// Create regular enemy
		// 25% chance to create a plastic bag instead of regular enemy
		if (Math.random() < 0.25) {
			enemy = new Enemy();
			// Override with plastic bag graphics
			enemy.removeChild(enemy.children[1]); // Remove regular enemy graphic
			var plasticBagGraphics = enemy.attachAsset('PlasticBag', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		} else {
			enemy = new Enemy();
		}
		// Randomly make some regular enemies bosses
		var isBoss = Math.random() < 0.2; // 20% chance for boss
		enemy.boss = isBoss;
		// Increase enemy stats based on wave
		enemy.health = 100 + (gameState.currentWave - 1) * 20;
		// Boss enemies have double health
		if (enemy.boss) {
			enemy.health *= 2;
			enemy.scaleX = 1.5;
			enemy.scaleY = 1.5;
			enemy.pearls *= 2;
		}
	}
	// Check if this is a plastic bag (has PlasticBag as child)
	var isPlasticBag = enemy.children.some(function (child) {
		return child.assetId === 'PlasticBag';
	});
	var spawnX, spawnY, pathIndex;
	// Always spawn at start of track (first path point)
	spawnX = gamePath[0].x;
	spawnY = gamePath[0].y;
	pathIndex = 0;
	// If not a plastic bag, we can spawn at different locations
	if (!isPlasticBag) {
		// Spawn near a tower if there are towers (for non-plastic bag enemies)
		var spawnNearTower = towers.length > 0;
		if (spawnNearTower) {
			// Choose a random tower to spawn near
			var randomTower = towers[Math.floor(Math.random() * towers.length)];
			// Find the closest path segment to this tower
			var minDistance = Infinity;
			var closestSegment = 0;
			for (var i = 0; i < gamePath.length - 1; i++) {
				var dx = gamePath[i].x - randomTower.x;
				var dy = gamePath[i].y - randomTower.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance < minDistance) {
					minDistance = distance;
					closestSegment = i;
				}
			}
			// Use the closest path segment
			spawnX = gamePath[closestSegment].x;
			spawnY = gamePath[closestSegment].y;
			pathIndex = closestSegment;
		} else {
			// No towers, use random path segment as before
			var randomPathSegment = Math.floor(Math.random() * (gamePath.length - 1));
			spawnX = gamePath[randomPathSegment].x;
			spawnY = gamePath[randomPathSegment].y;
			pathIndex = randomPathSegment;
		}
	}
	enemy.x = spawnX;
	enemy.y = spawnY;
	enemy.pathIndex = pathIndex; // Set the path index to start from the chosen segment
	// Adjust regular enemy stats based on wave
	if (!isMegalodon) {
		enemy.maxHealth = enemy.health;
		enemy.speed = 1.5 + (gameState.currentWave - 1) * 0.1;
		enemy.pearls = 5 + Math.floor((gameState.currentWave - 1) / 2);
	}
	game.addChild(enemy);
	enemies.push(enemy);
	gameState.enemiesLeft--;
	// Schedule next enemy
	if (gameState.enemiesLeft > 0) {
		LK.setTimeout(spawnEnemy, 1000);
	}
}
function startWave() {
	if (gameState.waveInProgress) {
		return;
	}
	gameState.waveInProgress = true;
	gameState.enemiesLeft = 5 + gameState.currentWave * 2;
	startWaveButton.tint = 0x95a5a6; // Gray out button
	// Update wave text
	waveText.setText("Wave: " + gameState.currentWave + "/" + gameState.maxWaves);
	// Start spawning enemies
	spawnEnemy();
}
function endWave() {
	gameState.waveInProgress = false;
	gameState.currentWave++;
	if (gameState.currentWave > gameState.maxWaves) {
		// Game won
		LK.showYouWin();
		return;
	}
	// Update wave text
	waveText.setText("Wave: " + gameState.currentWave + "/" + gameState.maxWaves);
	startWaveButton.tint = 0x3498db; // Blue button
}
// Event handlers
startWaveButton.down = function () {
	if (!gameState.waveInProgress) {
		startWave();
	}
};
upgradeButton.down = function () {
	if (selectedTower) {
		selectedTower.upgrade();
	}
};
stopUpgradeButton.down = function () {
	if (selectedTower) {
		selectedTower.deselect();
		selectedTower = null;
		upgradeButton.visible = false;
		stopUpgradeButton.visible = false;
	}
};
cancelBuildButton.down = function () {
	closeBuildMenu();
};
bubbleOption.down = function () {
	buildTower('bubbleCannon');
};
seaweedOption.down = function () {
	buildTower('seaweedTrap');
};
clamOption.down = function () {
	buildTower('clamMine');
};
sharkyOption.down = function () {
	buildTower('Sharky');
};
jellyStingerOption.down = function () {
	buildTower('JellyStinger');
};
turtleShellOption.down = function () {
	buildTower('TurtleShell');
};
game.down = function (x, y, obj) {
	// Deselect tower when clicking elsewhere
	if (selectedTower && !upgradeButton.visible) {
		selectedTower.deselect();
		selectedTower = null;
		upgradeButton.visible = false;
		stopUpgradeButton.visible = false;
	}
	if (!buildMenuOpen) {
		floppyFish.targetX = x;
		floppyFish.targetY = y;
	}
};
game.up = function (x, y, obj) {
	// Nothing specific needed for up events
};
// Update logic
game.update = function () {
	// Update floppy fish
	if (floppyFish) {
		// Check if floppy fish is colliding with any enemies
		for (var i = 0; i < enemies.length; i++) {
			if (floppyFish.intersects(enemies[i])) {
				enemies[i].takeDamage(5);
				LK.effects.flashObject(floppyFish, 0xff0000, 200);
				break;
			}
		}
	}
	// Update towers
	for (var i = 0; i < towers.length; i++) {
		towers[i].update();
	}
	// Update enemies
	for (var i = enemies.length - 1; i >= 0; i--) {
		enemies[i].update();
	}
	// Update projectiles
	for (var i = projectiles.length - 1; i >= 0; i--) {
		var p = projectiles[i];
		// Check if target still exists
		if (!p.target || !p.target.parent) {
			p.sprite.destroy();
			projectiles.splice(i, 1);
			continue;
		}
		// TurtleShellAttack can be stunned by PlasticBag
		if (p.isTurtleShell) {
			// Check for collision with any PlasticBag enemy
			var stunned = false;
			for (var j = 0; j < enemies.length; j++) {
				var enemy = enemies[j];
				// Only PlasticBag can stun
				if (enemy.constructor && enemy.constructor.name === "PlasticBag") {
					// Check intersection
					if (p.sprite.intersects(enemy)) {
						// Stun the TurtleShell projectile (destroy it and show effect)
						stunned = true;
						// Optional: show a visual effect for stun
						LK.effects.flashObject(p.sprite, 0x888888, 400);
						// Remove projectile after short delay for effect
						(function (sprite, idx) {
							LK.setTimeout(function () {
								if (sprite && sprite.parent) sprite.destroy();
								// Remove from projectiles array if still present
								for (var k = 0; k < projectiles.length; k++) {
									if (projectiles[k] && projectiles[k].sprite === sprite) {
										projectiles.splice(k, 1);
										break;
									}
								}
							}, 200);
						})(p.sprite, i);
						break;
					}
				}
			}
			if (stunned) {
				continue; // Skip further processing for this projectile
			}
		}
		// Move towards target
		var dx = p.target.x - p.sprite.x;
		var dy = p.target.y - p.sprite.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > p.speed) {
			p.sprite.x += dx / distance * p.speed;
			p.sprite.y += dy / distance * p.speed;
		} else {
			// Hit target
			if (p.isAreaDamage) {
				// Create explosion effect
				var explosion = LK.getAsset('pearl', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: p.target.x,
					y: p.target.y,
					scaleX: 0.5,
					scaleY: 0.5
				});
				game.addChild(explosion);
				// Scale up and fade out for explosion effect
				tween(explosion, {
					scaleX: 5,
					scaleY: 5,
					alpha: 0
				}, {
					duration: 500,
					onFinish: function onFinish() {
						explosion.destroy();
					}
				});
				// Deal damage to all enemies in area
				for (var j = 0; j < enemies.length; j++) {
					var enemy = enemies[j];
					var dxe = enemy.x - p.target.x;
					var dye = enemy.y - p.target.y;
					var dist = Math.sqrt(dxe * dxe + dye * dye);
					if (dist <= p.areaRadius) {
						// Deal damage based on distance (more damage closer to center)
						var damageFactor = 1 - dist / p.areaRadius;
						var actualDamage = Math.floor(p.damage * damageFactor);
						enemy.takeDamage(actualDamage);
					}
				}
			} else if (p.isElectric) {
				// Apply electricity stun effect to the target
				p.target.takeDamage(p.damage);
				// Apply stunning effect
				p.target.stunned = true;
				p.target.originalSpeed = p.target.speed;
				p.target.speed = 0;
				// Create electricity visual effect around the target
				var electricEffect = LK.getAsset('Electricity', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: p.target.x,
					y: p.target.y,
					scaleX: 0.8,
					scaleY: 0.8,
					alpha: 0.7
				});
				game.addChild(electricEffect);
				p.target.electricEffect = electricEffect;
				// Make the electricity follow the target
				var updateElectricity = function updateElectricity() {
					if (p.target && p.target.parent && electricEffect && electricEffect.parent) {
						electricEffect.x = p.target.x;
						electricEffect.y = p.target.y;
						// Pulsate the effect
						if (LK.ticks % 10 === 0) {
							tween(electricEffect, {
								alpha: electricEffect.alpha > 0.4 ? 0.4 : 0.7
							}, {
								duration: 300
							});
						}
					}
				};
				// Store the original update function safely before reassigning it
				var originalUpdate = p.target.update;
				// Create a new update function that doesn't cause recursion
				p.target.update = function () {
					// Call the original update ONLY if it's not the current function (avoid recursion)
					if (typeof originalUpdate === 'function' && originalUpdate !== this.update) {
						originalUpdate.call(this);
					}
					updateElectricity();
				};
				// Apply a tint to show the enemy is electrified
				tween(p.target, {
					tint: 0x00ffff
				}, {
					duration: 300
				});
				// Set a timer to remove the stun after duration
				LK.setTimeout(function () {
					if (p.target && p.target.parent) {
						p.target.speed = p.target.originalSpeed;
						p.target.stunned = false;
						// Remove the electricity effect
						if (electricEffect && electricEffect.parent) {
							electricEffect.destroy();
						}
						// Reset the tint
						tween(p.target, {
							tint: 0xffffff
						}, {
							duration: 300
						});
						// Safely restore original update function
						if (typeof originalUpdate === 'function') {
							p.target.update = originalUpdate;
						} else {
							// Create a fallback update if original was not available
							p.target.update = function () {
								// Basic enemy update logic
								if (p.target.pathIndex < gamePath.length && !p.target.stunned) {
									var targetPos = gamePath[p.target.pathIndex];
									var dx = targetPos.x - p.target.x;
									var dy = targetPos.y - p.target.y;
									var distance = Math.sqrt(dx * dx + dy * dy);
									if (distance > p.target.speed) {
										p.target.x += dx / distance * p.target.speed;
										p.target.y += dy / distance * p.target.speed;
									} else {
										p.target.pathIndex++;
									}
								}
							};
						}
					}
				}, p.stunDuration * 16.67); // Convert frames to milliseconds
			} else {
				// Regular projectile just hits target
				p.target.takeDamage(p.damage);
			}
			p.sprite.destroy();
			projectiles.splice(i, 1);
		}
	}
	// Check if wave is over
	if (gameState.waveInProgress && gameState.enemiesLeft <= 0 && enemies.length === 0) {
		endWave();
	}
	// Update storage data
	storage.pearls = gameState.pearls;
	if (gameState.currentWave > storage.currentLevel) {
		storage.currentLevel = gameState.currentWave;
	}
	if (LK.getScore() > storage.highScore) {
		storage.highScore = LK.getScore();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -751,8 +751,23 @@
 });
 clamText.anchor.set(0.5, 0);
 clamText.y = 50;
 clamOption.addChild(clamText);
+// TurtleShell tower option
+var turtleShellOption = LK.getAsset('TurtleShell', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 0,
+	y: 50
+});
+buildMenu.addChild(turtleShellOption);
+var turtleShellText = new Text2("Turtle\nShell\n10 pearls", {
+	size: 30,
+	fill: 0xFFFFFF
+});
+turtleShellText.anchor.set(0.5, 0);
+turtleShellText.y = 50;
+turtleShellOption.addChild(turtleShellText);
 var sharkyOption = LK.getAsset('Sharky', {
 	anchorX: 0.5,
 	anchorY: 0.5,
 	x: 100,
@@ -884,8 +899,9 @@
 	// If the player has insufficient pearls, disable options
 	bubbleOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
 	seaweedOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
 	clamOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
+	turtleShellOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
 	sharkyOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
 	jellyStingerOption.alpha = gameState.pearls >= 10 ? 1 : 0.5;
 }
 function closeBuildMenu() {
@@ -935,8 +951,10 @@
 	} else if (type === 'clamMine') {
 		tower = new ClamMine();
 	} else if (type === 'JellyStinger') {
 		tower = new JellyStinger();
+	} else if (type === 'TurtleShell') {
+		tower = new TurtleShell();
 	} else {
 		tower = new Tower(type);
 	}
 	tower.x = buildSpot.x;
@@ -1119,8 +1137,11 @@
 };
 jellyStingerOption.down = function () {
 	buildTower('JellyStinger');
 };
+turtleShellOption.down = function () {
+	buildTower('TurtleShell');
+};
 game.down = function (x, y, obj) {
 	// Deselect tower when clicking elsewhere
 	if (selectedTower && !upgradeButton.visible) {
 		selectedTower.deselect();