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

/**** 
* Classes
****/ 
var DirectionalButton = Container.expand(function (direction, assetId) {
	var self = Container.call(this);
	var graphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.direction = direction;
	// Add visual feedback when pressed
	self.down = function (x, y, obj) {
		if (!isGameRunning) {
			return;
		}
		// Prevent multiple rapid presses
		if (self.isPressed) {
			return;
		}
		self.isPressed = true;
		// Visual feedback - make button slightly smaller
		tween(self, {
			scaleX: 0.9,
			scaleY: 0.9
		}, {
			duration: 100
		});
		// Change snake direction immediately
		changeDirection(self.direction);
	};
	self.up = function (x, y, obj) {
		// Reset pressed state
		self.isPressed = false;
		// Return button to normal size
		tween(self, {
			scaleX: 1.0,
			scaleY: 1.0
		}, {
			duration: 100
		});
	};
	return self;
});
var EnemySnake = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('enemySnake', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.tint = 0xff4444; // Red tint for enemy
	self.moveSpeed = 1.5;
	self.direction = Math.random() * Math.PI * 2;
	self.chaseTimer = 0;
	self.isBeingRepelled = false;
	self.repelTimer = 0;
	self.update = function () {
		// Check if being repelled by friendly snakes
		self.isBeingRepelled = false;
		for (var i = 0; i < friendlySnakes.length; i++) {
			var friendlySnake = friendlySnakes[i];
			var dist = Math.sqrt(Math.pow(self.x - friendlySnake.x, 2) + Math.pow(self.y - friendlySnake.y, 2));
			if (dist < 150) {
				// Repel range
				self.isBeingRepelled = true;
				// Move away from friendly snake
				var angle = Math.atan2(self.y - friendlySnake.y, self.x - friendlySnake.x);
				self.direction = angle;
				break;
			}
		}
		// If not being repelled, chase the player
		if (!self.isBeingRepelled && snake.length > 0) {
			self.chaseTimer++;
			if (self.chaseTimer >= 30) {
				// Update chase direction every 0.5 seconds
				var playerHead = snake[0];
				var playerScreenPos = gridToScreen(playerHead.x, playerHead.y);
				var angle = Math.atan2(playerScreenPos.y - self.y, playerScreenPos.x - self.x);
				self.direction = angle;
				self.chaseTimer = 0;
			}
		}
		// Move in current direction
		self.x += Math.cos(self.direction) * self.moveSpeed;
		self.y += Math.sin(self.direction) * self.moveSpeed;
		// Bounce off walls
		if (self.x < boardOffsetX || self.x > boardOffsetX + BOARD_WIDTH * GRID_SIZE) {
			self.direction = Math.PI - self.direction;
		}
		if (self.y < boardOffsetY || self.y > boardOffsetY + BOARD_HEIGHT * GRID_SIZE) {
			self.direction = -self.direction;
		}
		// Keep within bounds
		self.x = Math.max(boardOffsetX, Math.min(boardOffsetX + BOARD_WIDTH * GRID_SIZE, self.x));
		self.y = Math.max(boardOffsetY, Math.min(boardOffsetY + BOARD_HEIGHT * GRID_SIZE, self.y));
	};
	return self;
});
var Food = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('food', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Simple pulsing animation
		var scale = 1 + Math.sin(LK.ticks * 0.1) * 0.1;
		self.scaleX = scale;
		self.scaleY = scale;
	};
	return self;
});
var FriendlySnake = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('friendlySnake', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.moveSpeed = 2;
	self.direction = Math.random() * Math.PI * 2;
	self.dropTimer = 0;
	self.maxDrops = 3;
	self.dropsLeft = 3;
	self.hasKilledEnemy = false;
	self.update = function () {
		// Check for nearby enemy snakes to chase
		var isChasing = false;
		var closestEnemy = null;
		var closestDistance = Infinity;
		for (var i = 0; i < enemySnakes.length; i++) {
			var enemySnake = enemySnakes[i];
			var dist = Math.sqrt(Math.pow(self.x - enemySnake.x, 2) + Math.pow(self.y - enemySnake.y, 2));
			if (dist < 200) {
				// Detection range - notify GIGACHAD!
				if (!gigaChadNotified && enemySnakes.length > 0) {
					gigaChadNotified = true;
					if (!gigaChad) {
						gigaChad = game.addChild(new GigaChad());
					}
					gigaChad.summon();
				}
				if (dist < closestDistance) {
					closestDistance = dist;
					closestEnemy = enemySnake;
					isChasing = true;
				}
			}
		}
		// If chasing an enemy, move towards it
		if (isChasing && closestEnemy) {
			var angle = Math.atan2(closestEnemy.y - self.y, closestEnemy.x - self.x);
			self.direction = angle;
			self.moveSpeed = 3; // Increase speed when chasing
		} else {
			self.moveSpeed = 2; // Normal speed when not chasing
		}
		// Move in current direction
		self.x += Math.cos(self.direction) * self.moveSpeed;
		self.y += Math.sin(self.direction) * self.moveSpeed;
		// Check if we killed an enemy snake
		for (var i = enemySnakes.length - 1; i >= 0; i--) {
			var enemySnake = enemySnakes[i];
			var dist = Math.sqrt(Math.pow(self.x - enemySnake.x, 2) + Math.pow(self.y - enemySnake.y, 2));
			if (dist < 50) {
				// Kill range
				// Enemy snake is killed
				enemySnake.destroy();
				enemySnakes.splice(i, 1);
				var coins = storage.coins || 0;
				storage.coins = coins + 100; // Bonus for friendly snake killing enemy
				scoreTxt.setText('SCOİN: ' + storage.coins);
				// Mark this friendly snake as having killed an enemy
				self.hasKilledEnemy = true;
				break;
			}
		}
		// Bounce off walls
		if (self.x < boardOffsetX || self.x > boardOffsetX + BOARD_WIDTH * GRID_SIZE) {
			self.direction = Math.PI - self.direction;
		}
		if (self.y < boardOffsetY || self.y > boardOffsetY + BOARD_HEIGHT * GRID_SIZE) {
			self.direction = -self.direction;
		}
		// Keep within bounds
		self.x = Math.max(boardOffsetX, Math.min(boardOffsetX + BOARD_WIDTH * GRID_SIZE, self.x));
		self.y = Math.max(boardOffsetY, Math.min(boardOffsetY + BOARD_HEIGHT * GRID_SIZE, self.y));
		// Drop food periodically
		self.dropTimer++;
		if (self.dropTimer >= 120 && self.dropsLeft > 0) {
			// Every 2 seconds
			self.dropFood();
			self.dropTimer = 0;
			self.dropsLeft--;
		}
		// Remove after all drops are done - but only if hasn't killed an enemy
		if (self.dropsLeft <= 0 && !self.hasKilledEnemy) {
			tween(self, {
				alpha: 0
			}, {
				duration: 1000,
				onFinish: function onFinish() {
					self.destroy();
					var index = friendlySnakes.indexOf(self);
					if (index > -1) {
						friendlySnakes.splice(index, 1);
					}
				}
			});
		}
	};
	self.dropFood = function () {
		var dropType = Math.random() < 0.3 ? 'level2' : 'normal';
		var newFood;
		if (dropType === 'level2') {
			newFood = game.addChild(new Level2Food());
		} else {
			newFood = game.addChild(new Food());
		}
		// Convert screen position to grid position and clamp to board bounds
		var gridX = Math.round((self.x - boardOffsetX) / GRID_SIZE);
		var gridY = Math.round((self.y - boardOffsetY) / GRID_SIZE);
		// Ensure food stays within board bounds
		gridX = Math.max(0, Math.min(BOARD_WIDTH - 1, gridX));
		gridY = Math.max(0, Math.min(BOARD_HEIGHT - 1, gridY));
		// Set food position based on clamped grid coordinates
		var screenPos = gridToScreen(gridX, gridY);
		newFood.x = screenPos.x;
		newFood.y = screenPos.y;
		newFood.gridX = gridX;
		newFood.gridY = gridY;
		// Add to food array
		foodItems.push(newFood);
	};
	return self;
});
var GigaChad = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('gigachad', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isActive = false;
	self.destroyTimer = 0;
	self.destroyDelay = shopEffects.speedGigachad.active ? 180 : 600; // 3 seconds if fast, 10 seconds normal
	self.summon = function () {
		if (self.isActive) {
			return;
		} // Already summoned
		self.isActive = true;
		self.destroyTimer = 0;
		// Position GIGACHAD at center of board
		self.x = boardOffsetX + BOARD_WIDTH * GRID_SIZE / 2;
		self.y = boardOffsetY + BOARD_HEIGHT * GRID_SIZE / 2;
		// Make GIGACHAD appear with dramatic effect
		self.alpha = 0;
		self.scaleX = 0.1;
		self.scaleY = 0.1;
		tween(self, {
			alpha: 1,
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 500,
			easing: tween.bounceOut
		});
		// Play summon sound
		LK.getSound('gigachadSummon').play();
		// Flash screen to show GIGACHAD arrival
		LK.effects.flashScreen(0xFFD700, 1000); // Gold flash
		// Destroy all enemies immediately upon arrival
		self.destroyAllEnemies();
	};
	self.update = function () {
		if (!self.isActive) {
			return;
		}
		self.destroyTimer++;
		// Update destroy delay based on current speed effect status
		self.destroyDelay = shopEffects.speedGigachad.active ? 180 : 600;
		// Pulsing effect while active
		var pulse = 1 + Math.sin(LK.ticks * 0.2) * 0.1;
		self.scaleX = pulse;
		self.scaleY = pulse;
		// Auto-deactivate after completing task (enemies destroyed immediately on summon)
		if (self.destroyTimer >= self.destroyDelay) {
			// GIGACHAD disappears after completing his task
			tween(self, {
				alpha: 0,
				scaleX: 0.1,
				scaleY: 0.1
			}, {
				duration: 1000,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					self.isActive = false;
					self.destroyTimer = 0;
				}
			});
		}
	};
	self.destroyAllEnemies = function () {
		// Destroy all enemy snakes immediately
		for (var i = enemySnakes.length - 1; i >= 0; i--) {
			var enemySnake = enemySnakes[i];
			// Flash enemy red before destroying
			tween(enemySnake, {
				tint: 0xFF0000,
				alpha: 0
			}, {
				duration: 200,
				onFinish: function onFinish() {
					enemySnake.destroy();
				}
			});
		}
		// Clear enemy snakes array
		enemySnakes = [];
		// Play destroy sound
		LK.getSound('gigachadDestroy').play();
		// Flash screen red for destruction
		LK.effects.flashScreen(0xFF0000, 1500);
		// Add massive score bonus
		var coins = storage.coins || 0;
		storage.coins = coins + 500;
		scoreTxt.setText('SCOİN: ' + storage.coins);
	};
	return self;
});
var Level2Food = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('level2Food', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.foodType = 'level2';
	self.update = function () {
		// Special pulsing animation for level 2 food
		var scale = 1 + Math.sin(LK.ticks * 0.15) * 0.3;
		self.scaleX = scale;
		self.scaleY = scale;
		// Color cycling effect
		var colorPhase = LK.ticks * 0.1 % (Math.PI * 2);
		var red = Math.floor(128 + 127 * Math.sin(colorPhase));
		var green = Math.floor(128 + 127 * Math.sin(colorPhase + Math.PI * 2 / 3));
		var blue = Math.floor(128 + 127 * Math.sin(colorPhase + Math.PI * 4 / 3));
		graphics.tint = red << 16 | green << 8 | blue;
	};
	return self;
});
var Merchant = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('friendlySnake', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.tint = 0xFFD700; // Gold tint for merchant
	// Shop items with costs
	self.shopItems = {
		slowdown: {
			cost: 150,
			name: "Slowdown (5min)",
			active: false,
			duration: 18000
		},
		// 5 minutes at 60fps
		speedGigachad: {
			cost: 200,
			name: "Fast GIGACHAD",
			active: false
		},
		doublePoints: {
			cost: 200,
			name: "2x Points",
			active: false,
			duration: 18000
		} // 5 minutes at 60fps
	};
	self.down = function (x, y, obj) {
		self.openShop();
	};
	self.openShop = function () {
		// Simple shop interface using score display
		var playerCoins = storage.coins || 0;
		var shopText = "SHOP (SCOİN: " + playerCoins + ")\n";
		shopText += "1. Slowdown 5min - " + self.shopItems.slowdown.cost + " SCOİN\n";
		shopText += "2. Fast GIGACHAD - " + self.shopItems.speedGigachad.cost + " SCOİN\n";
		shopText += "3. 2x Points - " + self.shopItems.doublePoints.cost + " SCOİN";
		// Flash screen to show shop is open
		LK.effects.flashScreen(0xFFD700, 500);
	};
	return self;
});
var ShopButton = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('shopButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.tint = 0x4CAF50; // Green tint for shop button
	self.down = function (x, y, obj) {
		if (!isGameRunning && !isShopOpen) {
			return;
		}
		// Visual feedback - make button slightly smaller
		tween(self, {
			scaleX: 0.9,
			scaleY: 0.9
		}, {
			duration: 100
		});
		// Toggle shop - close if open, open if closed
		if (isShopOpen) {
			self.closeShop();
		} else {
			isShopOpen = true;
			self.openFullScreenShop();
		}
	};
	self.up = function (x, y, obj) {
		// Return button to normal size
		tween(self, {
			scaleX: 1.0,
			scaleY: 1.0
		}, {
			duration: 100
		});
	};
	self.openFullScreenShop = function () {
		// Create full-screen shop container
		shopContainer = new Container();
		shopContainer.x = 0;
		shopContainer.y = 0;
		game.addChild(shopContainer);
		// Create semi-transparent background
		var shopBg = LK.getAsset('shopButton', {
			anchorX: 0,
			anchorY: 0,
			scaleX: 10.24,
			scaleY: 34.15
		});
		shopBg.tint = 0x000000;
		shopBg.alpha = 0.8;
		shopContainer.addChild(shopBg);
		// Get player coins
		var playerCoins = storage.coins || 0;
		// Create shop title
		var titleText = new Text2('SHOP', {
			size: 150,
			fill: 0xFFD700
		});
		titleText.anchor.set(0.5, 0.5);
		titleText.x = 1024;
		titleText.y = 300;
		shopContainer.addChild(titleText);
		// Create coins display
		var coinsText = new Text2('SCOİN: ' + playerCoins, {
			size: 80,
			fill: 0xFFFFFF
		});
		coinsText.anchor.set(0.5, 0.5);
		coinsText.x = 1024;
		coinsText.y = 450;
		shopContainer.addChild(coinsText);
		// Create shop items
		var yPos = 700;
		var itemSpacing = 200;
		// Slowdown item
		var slowdownButton = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		slowdownButton.x = 1024;
		slowdownButton.y = yPos;
		slowdownButton.tint = playerCoins >= 150 ? 0x4CAF50 : 0x666666;
		shopContainer.addChild(slowdownButton);
		var slowdownText = new Text2('Fast GIGACHAD - 200 SCOİN', {
			size: 50,
			fill: 0xFFFFFF
		});
		slowdownText.anchor.set(0.5, 0.5);
		slowdownText.x = 1024;
		slowdownText.y = yPos;
		shopContainer.addChild(slowdownText);
		// Speed GIGACHAD item
		yPos += itemSpacing;
		var speedButton = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		speedButton.x = 1024;
		speedButton.y = yPos;
		speedButton.tint = playerCoins >= 200 ? 0x4CAF50 : 0x666666;
		shopContainer.addChild(speedButton);
		var speedText = new Text2('Slowdown 5min - 150 SCOİN', {
			size: 50,
			fill: 0xFFFFFF
		});
		speedText.anchor.set(0.5, 0.5);
		speedText.x = 1024;
		speedText.y = yPos;
		shopContainer.addChild(speedText);
		// Double Points item
		yPos += itemSpacing;
		var doubleButton = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		doubleButton.x = 1024;
		doubleButton.y = yPos;
		doubleButton.tint = playerCoins >= 200 ? 0x4CAF50 : 0x666666;
		shopContainer.addChild(doubleButton);
		var doubleText = new Text2('2x Points - 200 SCOİN', {
			size: 50,
			fill: 0xFFFFFF
		});
		doubleText.anchor.set(0.5, 0.5);
		doubleText.x = 1024;
		doubleText.y = yPos;
		shopContainer.addChild(doubleText);
		// Add shop interaction handlers
		self.handleShopClick = function (x, y) {
			// Get fresh coin data for purchase validation
			var currentCoins = storage.coins || 0;
			// Check which button was clicked using global coordinates
			var itemY = 700;
			// First button (Fast GIGACHAD) - covers almost entire screen width
			if (Math.abs(y - itemY) < 100) {
				if (currentCoins >= 200) {
					// Initialize inventory if needed
					if (!storage.inventory) {
						storage.inventory = {
							slowdown: 0,
							speedGigachad: 0,
							doublePoints: 0
						};
					}
					// Complete the purchase
					storage.coins = currentCoins - 200;
					storage.inventory.speedGigachad = (storage.inventory.speedGigachad || 0) + 1;
					// Close shop and give feedback
					self.closeShop();
					LK.effects.flashScreen(0x4CAF50, 500); // Green flash for successful purchase
				} else {
					// Not enough coins - red flash
					LK.effects.flashScreen(0xFF0000, 300);
				}
				return;
			}
			// Second button (Slowdown)
			itemY += 200;
			if (Math.abs(y - itemY) < 100) {
				if (currentCoins >= 150) {
					// Initialize inventory if needed
					if (!storage.inventory) {
						storage.inventory = {
							slowdown: 0,
							speedGigachad: 0,
							doublePoints: 0
						};
					}
					// Complete the purchase
					storage.coins = currentCoins - 150;
					storage.inventory.slowdown = (storage.inventory.slowdown || 0) + 1;
					// Close shop and give feedback
					self.closeShop();
					LK.effects.flashScreen(0x4CAF50, 500); // Green flash for successful purchase
				} else {
					// Not enough coins - red flash
					LK.effects.flashScreen(0xFF0000, 300);
				}
				return;
			}
			// Double points button
			itemY += 200;
			if (Math.abs(y - itemY) < 100) {
				if (currentCoins >= 200) {
					// Initialize inventory if needed
					if (!storage.inventory) {
						storage.inventory = {
							slowdown: 0,
							speedGigachad: 0,
							doublePoints: 0
						};
					}
					// Complete the purchase
					storage.coins = currentCoins - 200;
					storage.inventory.doublePoints = (storage.inventory.doublePoints || 0) + 1;
					// Close shop and give feedback
					self.closeShop();
					LK.effects.flashScreen(0x4CAF50, 500); // Green flash for successful purchase
				} else {
					// Not enough coins - red flash
					LK.effects.flashScreen(0xFF0000, 300);
				}
				return;
			}
		};
		self.closeShop = function () {
			isShopOpen = false;
			isGameRunning = true; // Resume game when closing shop
			if (shopContainer) {
				shopContainer.destroy();
				shopContainer = null;
			}
		};
	};
	return self;
});
var Snake = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('snakeHead', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a1a
});

/**** 
* Game Code
****/ 
// Game configuration
var GRID_SIZE = 40;
var BOARD_WIDTH = 35;
var BOARD_HEIGHT = 50;
var MOVE_DELAY = 8; // Frames between moves
// Game state variables
var snake = [];
var snakeDirection = {
	x: 1,
	y: 0
};
var nextDirection = {
	x: 1,
	y: 0
};
var food = null;
var moveCounter = 0;
var isGameRunning = true;
var friendlySnakes = [];
var friendlySnakeTimer = 0;
var enemySnakes = [];
var enemySnakeTimer = 0;
var foodItems = [];
var gigaChad = null;
var gigaChadNotified = false;
var shopButton = null;
var shopEffects = {
	slowdown: {
		active: false,
		timer: 0
	},
	speedGigachad: {
		active: false
	},
	doublePoints: {
		active: false,
		timer: 0
	}
};
var isShopOpen = false;
var shopContainer = null;
// Calculate board position to center it horizontally and leave space for controls at bottom
var boardOffsetX = (2048 - BOARD_WIDTH * GRID_SIZE) / 2;
var boardOffsetY = 100; // Start closer to top, leaving space for controls at bottom
// Initialize SCOİN storage
if (!storage.coins) {
	storage.coins = 0;
}
// Create score display
var scoreTxt = new Text2('SCOİN: 0', {
	size: 120,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0.5);
// Position score centered horizontally and at control buttons level
scoreTxt.x = 2048 / 2; // Center horizontally
scoreTxt.y = 2732 - 300; // Same vertical level as control buttons
game.addChild(scoreTxt);
// Create power-up timer display
var powerUpTimerTxt = new Text2('', {
	size: 60,
	fill: 0x4CAF50
});
powerUpTimerTxt.anchor.set(0.5, 0.5);
powerUpTimerTxt.x = 2048 / 2; // Center horizontally
powerUpTimerTxt.y = 2732 - 200; // Above score display (score is at 2732 - 300, so this puts timer above it)
game.addChild(powerUpTimerTxt);
// Initialize snake with only head
function initializeSnake() {
	snake = [];
	// Clear death flag when starting fresh game
	hadPowerUpsOnDeath = false;
	// Create head using new Snake class
	var head = game.addChild(new Snake());
	head.x = boardOffsetX + 12 * GRID_SIZE;
	head.y = boardOffsetY + 25 * GRID_SIZE;
	snake.push({
		x: 12,
		y: 25,
		obj: head
	});
}
// Convert grid coordinates to screen coordinates
function gridToScreen(gridX, gridY) {
	return {
		x: boardOffsetX + gridX * GRID_SIZE,
		y: boardOffsetY + gridY * GRID_SIZE
	};
}
// Generate random food position
function spawnFood() {
	var validPositions = [];
	// Find all valid positions (not occupied by snake)
	for (var x = 0; x < BOARD_WIDTH; x++) {
		for (var y = 0; y < BOARD_HEIGHT; y++) {
			var occupied = false;
			for (var i = 0; i < snake.length; i++) {
				if (snake[i].x === x && snake[i].y === y) {
					occupied = true;
					break;
				}
			}
			if (!occupied) {
				validPositions.push({
					x: x,
					y: y
				});
			}
		}
	}
	if (validPositions.length > 0) {
		var randomIndex = Math.floor(Math.random() * validPositions.length);
		var pos = validPositions[randomIndex];
		if (food) {
			food.destroy();
		}
		food = game.addChild(new Food());
		var screenPos = gridToScreen(pos.x, pos.y);
		food.x = screenPos.x;
		food.y = screenPos.y;
		food.gridX = pos.x;
		food.gridY = pos.y;
		foodItems.push(food);
	}
}
// Check if position is valid (within bounds and not colliding with snake)
function isValidPosition(x, y) {
	// Check bounds
	if (x < 0 || x >= BOARD_WIDTH || y < 0 || y >= BOARD_HEIGHT) {
		return false;
	}
	// No body collision check needed for head-only snake
	return true;
}
// Move snake
function moveSnake() {
	if (!isGameRunning) {
		return;
	}
	// Direction is already updated immediately in changeDirection function
	// Calculate new head position
	var head = snake[0];
	var newHeadX = head.x + snakeDirection.x;
	var newHeadY = head.y + snakeDirection.y;
	// Check if new position is valid
	if (!isValidPosition(newHeadX, newHeadY)) {
		// Game over
		isGameRunning = false;
		// Check if player had any active power-ups before clearing them
		hadPowerUpsOnDeath = shopEffects.slowdown.active || shopEffects.speedGigachad.active || shopEffects.doublePoints.active;
		// Clear all active power-up effects on death
		shopEffects.slowdown.active = false;
		shopEffects.slowdown.timer = 0;
		shopEffects.speedGigachad.active = false;
		shopEffects.doublePoints.active = false;
		shopEffects.doublePoints.timer = 0;
		LK.getSound('gameOver').play();
		LK.showGameOver();
		return;
	}
	// Check if any food is eaten
	var ateFood = false;
	for (var i = foodItems.length - 1; i >= 0; i--) {
		var currentFood = foodItems[i];
		if (currentFood && newHeadX === currentFood.gridX && newHeadY === currentFood.gridY) {
			ateFood = true;
			var baseCoins = currentFood.foodType === 'level2' ? 50 : 10;
			var coinGain = baseCoins;
			// Apply double points effect if active
			if (shopEffects.doublePoints.active) {
				coinGain = baseCoins * 2;
			}
			var coins = storage.coins || 0;
			storage.coins = coins + coinGain;
			scoreTxt.setText('SCOİN: ' + storage.coins);
			LK.getSound('eat').play();
			// Flash food before removing
			tween(currentFood, {
				alpha: 0
			}, {
				duration: 200,
				onFinish: function onFinish() {
					currentFood.destroy();
				}
			});
			foodItems.splice(i, 1);
			if (currentFood === food) {
				food = null;
				spawnFood();
			}
			break;
		}
	}
	// Simply move the existing head to new position (no growth)
	var headObj = snake[0].obj;
	var screenPos = gridToScreen(newHeadX, newHeadY);
	headObj.x = screenPos.x;
	headObj.y = screenPos.y;
	snake[0].x = newHeadX;
	snake[0].y = newHeadY;
}
// Handle direction changes
function changeDirection(newDir) {
	// Prevent immediate reversal
	if (newDir.x === -snakeDirection.x && newDir.y === -snakeDirection.y) {
		return;
	}
	// Prevent diagonal movement - only allow pure horizontal or vertical movement
	if (newDir.x !== 0 && newDir.y !== 0) {
		return;
	}
	// Apply direction change immediately for responsive controls
	snakeDirection.x = newDir.x;
	snakeDirection.y = newDir.y;
	nextDirection.x = newDir.x;
	nextDirection.y = newDir.y;
}
// Remove touch controls - snake can only be controlled by buttons
// Create visible walls around the game board
function createWalls() {
	// Top and bottom walls
	for (var x = -1; x <= BOARD_WIDTH; x++) {
		// Top wall
		var topWall = game.addChild(LK.getAsset('wall', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		topWall.x = boardOffsetX + x * GRID_SIZE;
		topWall.y = boardOffsetY - GRID_SIZE;
		// Bottom wall
		var bottomWall = game.addChild(LK.getAsset('wall', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		bottomWall.x = boardOffsetX + x * GRID_SIZE;
		bottomWall.y = boardOffsetY + BOARD_HEIGHT * GRID_SIZE;
	}
	// Left and right walls
	for (var y = -1; y <= BOARD_HEIGHT; y++) {
		// Left wall
		var leftWall = game.addChild(LK.getAsset('wall', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		leftWall.x = boardOffsetX - GRID_SIZE;
		leftWall.y = boardOffsetY + y * GRID_SIZE;
		// Right wall
		var rightWall = game.addChild(LK.getAsset('wall', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		rightWall.x = boardOffsetX + BOARD_WIDTH * GRID_SIZE;
		rightWall.y = boardOffsetY + y * GRID_SIZE;
	}
}
// Create directional control buttons
var upButton = game.addChild(new DirectionalButton({
	x: 0,
	y: -1
}, 'upButton'));
var downButton = game.addChild(new DirectionalButton({
	x: 0,
	y: 1
}, 'downButton'));
var leftButton = game.addChild(new DirectionalButton({
	x: -1,
	y: 0
}, 'leftButton'));
var rightButton = game.addChild(new DirectionalButton({
	x: 1,
	y: 0
}, 'rightButton'));
// Position buttons in bottom right corner
var buttonSpacing = 140;
var buttonBaseX = 2048 - 200;
var buttonBaseY = 2732 - 300;
// Up button
upButton.x = buttonBaseX;
upButton.y = buttonBaseY - buttonSpacing;
// Down button  
downButton.x = buttonBaseX;
downButton.y = buttonBaseY + buttonSpacing;
// Left button
leftButton.x = buttonBaseX - buttonSpacing;
leftButton.y = buttonBaseY;
// Right button
rightButton.x = buttonBaseX + buttonSpacing;
rightButton.y = buttonBaseY;
// Add text labels to buttons
var upText = new Text2('↑', {
	size: 60,
	fill: 0xFFFFFF
});
upText.anchor.set(0.5, 0.5);
upText.x = upButton.x;
upText.y = upButton.y;
game.addChild(upText);
var downText = new Text2('↓', {
	size: 60,
	fill: 0xFFFFFF
});
downText.anchor.set(0.5, 0.5);
downText.x = downButton.x;
downText.y = downButton.y;
game.addChild(downText);
var leftText = new Text2('←', {
	size: 60,
	fill: 0xFFFFFF
});
leftText.anchor.set(0.5, 0.5);
leftText.x = leftButton.x;
leftText.y = leftButton.y;
game.addChild(leftText);
var rightText = new Text2('→', {
	size: 60,
	fill: 0xFFFFFF
});
rightText.anchor.set(0.5, 0.5);
rightText.x = rightButton.x;
rightText.y = rightButton.y;
game.addChild(rightText);
// Initialize game
createWalls();
initializeSnake();
spawnFood();
// Game mode variables
var gameMode = 'menu'; // 'menu', 'normal'
// Create main menu overlay
var instructionContainer = new Container();
instructionContainer.x = 0;
instructionContainer.y = 0;
game.addChild(instructionContainer);
// Create semi-transparent background
var instructionBg = LK.getAsset('shopButton', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 10.24,
	scaleY: 34.15
});
instructionBg.tint = 0x000000;
instructionBg.alpha = 0.9;
instructionContainer.addChild(instructionBg);
// Create main menu title
var menuTitle = new Text2('THE SNAKE GAME 2077', {
	size: 150,
	fill: 0xFFD700
});
menuTitle.anchor.set(0.5, 0.5);
menuTitle.x = 1024;
menuTitle.y = 300;
instructionContainer.addChild(menuTitle);
// Create game mode buttons
var normalModeButton = LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.5,
	scaleY: 1.0
});
normalModeButton.x = 1024;
normalModeButton.y = 800;
normalModeButton.tint = 0x4CAF50;
instructionContainer.addChild(normalModeButton);
var normalModeText = new Text2('NORMAL MODE', {
	size: 60,
	fill: 0xFFFFFF
});
normalModeText.anchor.set(0.5, 0.5);
normalModeText.x = normalModeButton.x;
normalModeText.y = normalModeButton.y;
instructionContainer.addChild(normalModeText);
var otherButton = LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.5,
	scaleY: 1.0
});
otherButton.x = 1024;
otherButton.y = 1000;
otherButton.tint = 0xFF5722;
instructionContainer.addChild(otherButton);
var otherText = new Text2('DİE', {
	size: 60,
	fill: 0xFFFFFF
});
otherText.anchor.set(0.5, 0.5);
otherText.x = otherButton.x;
otherText.y = otherButton.y;
instructionContainer.addChild(otherText);
// How to play button
var howToPlayButton = LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.2,
	scaleY: 0.8
});
howToPlayButton.x = 1024;
howToPlayButton.y = 1200;
howToPlayButton.tint = 0x9C27B0;
instructionContainer.addChild(howToPlayButton);
var howToPlayText = new Text2('HOW TO PLAY', {
	size: 50,
	fill: 0xFFFFFF
});
howToPlayText.anchor.set(0.5, 0.5);
howToPlayText.x = howToPlayButton.x;
howToPlayText.y = howToPlayButton.y;
instructionContainer.addChild(howToPlayText);
// Pause game initially to show menu
isGameRunning = false;
gameMode = 'menu';
// Add click handler for menu
instructionContainer.down = function (x, y, obj) {
	// Check normal mode button
	if (Math.abs(x - normalModeButton.x) < 150 && Math.abs(y - normalModeButton.y) < 50) {
		startNormalMode();
		return;
	}
	// Check other button
	if (Math.abs(x - otherButton.x) < 150 && Math.abs(y - otherButton.y) < 50) {
		showOther();
		return;
	}
	// Check how to play button
	if (Math.abs(x - howToPlayButton.x) < 120 && Math.abs(y - howToPlayButton.y) < 40) {
		showHowToPlayWithOther();
		return;
	}
};
// Function to start normal mode
function startNormalMode() {
	gameMode = 'normal';
	isCompetitionMode = false;
	// Remove menu overlay
	instructionContainer.destroy();
	instructionContainer = null;
	// Start the game
	isGameRunning = true;
	// Start background music
	LK.playMusic('backgroundMusic');
	// Flash screen green to indicate game start
	LK.effects.flashScreen(0x4CAF50, 500);
}
// Function to show other
function showOther() {
	// Flash screen to indicate URL opening attempt
	LK.effects.flashScreen(0xFF5722, 500);
	// Since window.open doesn't work in this environment, use LK.showGameOver as workaround
	// In a real implementation, this would open https://upit.com/@karasavasci127
	LK.showGameOver();
}
// Function to show how to play with other URL
function showHowToPlayWithOther() {
	// Clear current menu content
	while (instructionContainer.children.length > 0) {
		instructionContainer.removeChild(instructionContainer.children[0]);
	}
	// Add background back
	instructionContainer.addChild(instructionBg);
	// Create instruction title
	var instructionTitle = new Text2('HOW TO PLAY', {
		size: 120,
		fill: 0xFFD700
	});
	instructionTitle.anchor.set(0.5, 0.5);
	instructionTitle.x = 1024;
	instructionTitle.y = 300;
	instructionContainer.addChild(instructionTitle);
	// Create instruction text
	var instructionText = new Text2('• Use arrow buttons to move snake\n• Collect food to earn SCOİN\n• Normal food = 10 SCOİN\n• Level 2 food = 50 SCOİN\n• Avoid red enemy snakes\n• Gold friendly snakes protect you\n• Buy power-ups in SHOP\n• Use items from INVENTORY', {
		size: 50,
		fill: 0xFFFFFF
	});
	instructionText.anchor.set(0.5, 0.5);
	instructionText.x = 1024;
	instructionText.y = 1100;
	instructionContainer.addChild(instructionText);
	// Create Other URL text below instructions
	var otherUrlText = new Text2('Other: https://upit.com/@karasavasci127', {
		size: 60,
		fill: 0xFF5722
	});
	otherUrlText.anchor.set(0.5, 0.5);
	otherUrlText.x = 1024;
	otherUrlText.y = 1400;
	instructionContainer.addChild(otherUrlText);
	// Back to menu button
	var backButton = LK.getAsset('shopButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.0,
		scaleY: 0.8
	});
	backButton.x = 1024;
	backButton.y = 1900;
	backButton.tint = 0x666666;
	instructionContainer.addChild(backButton);
	var backText = new Text2('BACK TO MENU', {
		size: 50,
		fill: 0xFFFFFF
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = backButton.x;
	backText.y = backButton.y;
	instructionContainer.addChild(backText);
	// Update click handler for back button and Other URL
	instructionContainer.down = function (x, y, obj) {
		if (Math.abs(x - backButton.x) < 100 && Math.abs(y - backButton.y) < 40) {
			// Go back to main menu
			LK.showGameOver(); // Reset game state and return to main menu
		} else if (Math.abs(x - otherUrlText.x) < 300 && Math.abs(y - otherUrlText.y) < 50) {
			// Other URL clicked
			LK.effects.flashScreen(0xFF5722, 500);
			LK.showGameOver();
		}
	};
}
// Don't start background music immediately - wait for instructions to be dismissed
// Merchant functionality is handled through the shop button
// Create shop button at bottom center
shopButton = game.addChild(new ShopButton());
shopButton.x = 2048 / 2; // Center horizontally
shopButton.y = 2732 - 150; // Bottom of screen with some margin
// Add shop button text
var shopText = new Text2('SHOP', {
	size: 40,
	fill: 0xFFFFFF
});
shopText.anchor.set(0.5, 0.5);
shopText.x = shopButton.x;
shopText.y = shopButton.y;
game.addChild(shopText);
// Create hidden money cheat button above score
var hiddenMoneyButton = LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.5,
	scaleY: 0.3
});
hiddenMoneyButton.x = scoreTxt.x; // Same x position as score
hiddenMoneyButton.y = scoreTxt.y - 100; // 100 pixels above score
hiddenMoneyButton.alpha = 0; // Make completely invisible
game.addChild(hiddenMoneyButton);
// Add click handler for hidden money button
hiddenMoneyButton.down = function (x, y, obj) {
	// Give player 999999 coins
	storage.coins = (storage.coins || 0) + 999999;
	// Flash screen gold to indicate cheat activated
	LK.effects.flashScreen(0xFFD700, 500);
};
// Initialize inventory storage
if (!storage.inventory) {
	storage.inventory = {
		slowdown: 0,
		speedGigachad: 0,
		doublePoints: 0
	};
}
// Create inventory button
var inventoryButton = game.addChild(LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.8,
	scaleY: 0.8
}));
inventoryButton.x = 2048 / 2 - 250; // Left of shop button
inventoryButton.y = 2732 - 150; // Same level as shop button
inventoryButton.tint = 0x9C27B0; // Purple tint for inventory
// Add inventory button text
var inventoryText = new Text2('INVENTORY', {
	size: 30,
	fill: 0xFFFFFF
});
inventoryText.anchor.set(0.5, 0.5);
inventoryText.x = inventoryButton.x;
inventoryText.y = inventoryButton.y;
game.addChild(inventoryText);
// Create reset SCOİN button
var resetCoinButton = game.addChild(LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.8,
	scaleY: 0.8
}));
resetCoinButton.x = 2048 / 2 + 250; // Right of shop button (opposite side from inventory)
resetCoinButton.y = 2732 - 150; // Same level as shop and inventory buttons
resetCoinButton.tint = 0xFF5722; // Orange-red tint for reset button
// Add reset button text
var resetText = new Text2('RESET SCOİN', {
	size: 30,
	fill: 0xFFFFFF
});
resetText.anchor.set(0.5, 0.5);
resetText.x = resetCoinButton.x;
resetText.y = resetCoinButton.y;
game.addChild(resetText);
// Add reset button functionality
resetCoinButton.down = function (x, y, obj) {
	// Visual feedback
	tween(resetCoinButton, {
		scaleX: 0.7,
		scaleY: 0.7
	}, {
		duration: 100
	});
	// Reset SCOİN to 0
	storage.coins = 0;
	// Update score display
	scoreTxt.setText('SCOİN: ' + storage.coins);
	// Flash screen orange to indicate reset
	LK.effects.flashScreen(0xFF5722, 500);
};
resetCoinButton.up = function (x, y, obj) {
	// Return to normal size
	tween(resetCoinButton, {
		scaleX: 0.8,
		scaleY: 0.8
	}, {
		duration: 100
	});
};
// Inventory system variables
var isInventoryOpen = false;
var inventoryContainer = null;
var hadPowerUpsOnDeath = false; // Track if player had power-ups when they died
// Add inventory button functionality
inventoryButton.down = function (x, y, obj) {
	// Visual feedback
	tween(inventoryButton, {
		scaleX: 0.7,
		scaleY: 0.7
	}, {
		duration: 100
	});
	// Toggle inventory
	if (isInventoryOpen) {
		closeInventory();
	} else {
		openInventory();
	}
};
inventoryButton.up = function (x, y, obj) {
	// Return to normal size
	tween(inventoryButton, {
		scaleX: 0.8,
		scaleY: 0.8
	}, {
		duration: 100
	});
};
// Function to open inventory
function openInventory() {
	if (isInventoryOpen) {
		return;
	}
	isInventoryOpen = true;
	isGameRunning = false; // Pause game
	// Create inventory container
	inventoryContainer = new Container();
	inventoryContainer.x = 0;
	inventoryContainer.y = 0;
	game.addChild(inventoryContainer);
	// Create background
	var inventoryBg = LK.getAsset('shopButton', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 10.24,
		scaleY: 34.15
	});
	inventoryBg.tint = 0x2E2E2E;
	inventoryBg.alpha = 0.9;
	inventoryContainer.addChild(inventoryBg);
	// Title
	var titleText = new Text2('INVENTORY', {
		size: 120,
		fill: 0x9C27B0
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 300;
	inventoryContainer.addChild(titleText);
	// Current coins display
	var coinsText = new Text2('SCOİN: ' + (storage.coins || 0), {
		size: 60,
		fill: 0xFFD700
	});
	coinsText.anchor.set(0.5, 0.5);
	coinsText.x = 1024;
	coinsText.y = 400;
	inventoryContainer.addChild(coinsText);
	// Inventory items section - GIGACHAD at top center, others below
	var yPos = 500;
	var itemSpacing = 120;
	// Fast GIGACHAD items - positioned at top center
	var speedGigachadCount = storage.inventory.speedGigachad || 0;
	var speedStatusText = shopEffects.speedGigachad.active ? ' (ACTIVE)' : '';
	var speedItemText = new Text2('Fast GIGACHAD: ' + speedGigachadCount + speedStatusText, {
		size: 60,
		fill: shopEffects.speedGigachad.active ? 0x4CAF50 : 0xFFFFFF
	});
	speedItemText.anchor.set(0.5, 0.5);
	speedItemText.x = 1024; // Centered
	speedItemText.y = yPos;
	inventoryContainer.addChild(speedItemText);
	// Use button for speed GIGACHAD - centered below text
	if (speedGigachadCount > 0 && !shopEffects.speedGigachad.active && !hadPowerUpsOnDeath) {
		var useSpeedBtn = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.7,
			scaleY: 0.7
		});
		useSpeedBtn.x = 1024; // Centered
		useSpeedBtn.y = yPos + 60;
		useSpeedBtn.tint = 0x4CAF50;
		inventoryContainer.addChild(useSpeedBtn);
		var useSpeedText = new Text2('USE', {
			size: 40,
			fill: 0xFFFFFF
		});
		useSpeedText.anchor.set(0.5, 0.5);
		useSpeedText.x = useSpeedBtn.x;
		useSpeedText.y = useSpeedBtn.y;
		inventoryContainer.addChild(useSpeedText);
	}
	// Slowdown items - positioned below GIGACHAD
	yPos += itemSpacing + 60;
	var slowdownCount = storage.inventory.slowdown || 0;
	var slowdownStatusText = shopEffects.slowdown.active ? ' (ACTIVE - ' + Math.ceil((18000 - shopEffects.slowdown.timer) / 60) + 's left)' : '';
	var slowdownItemText = new Text2('Slowdown 5min: ' + slowdownCount + slowdownStatusText, {
		size: 45,
		fill: shopEffects.slowdown.active ? 0x4CAF50 : 0xFFFFFF
	});
	slowdownItemText.anchor.set(0.5, 0.5);
	slowdownItemText.x = 1024;
	slowdownItemText.y = yPos;
	inventoryContainer.addChild(slowdownItemText);
	// Use button for slowdown
	if (slowdownCount > 0 && !shopEffects.slowdown.active && !hadPowerUpsOnDeath) {
		var useSlowdownBtn = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.5,
			scaleY: 0.5
		});
		useSlowdownBtn.x = 1024 + 200;
		useSlowdownBtn.y = yPos;
		useSlowdownBtn.tint = 0x4CAF50;
		inventoryContainer.addChild(useSlowdownBtn);
		var useSlowdownText = new Text2('USE', {
			size: 30,
			fill: 0xFFFFFF
		});
		useSlowdownText.anchor.set(0.5, 0.5);
		useSlowdownText.x = useSlowdownBtn.x;
		useSlowdownText.y = useSlowdownBtn.y;
		inventoryContainer.addChild(useSlowdownText);
	}
	// Double Points items - positioned at bottom
	yPos += itemSpacing;
	var doublePointsCount = storage.inventory.doublePoints || 0;
	var doubleStatusText = shopEffects.doublePoints.active ? ' (ACTIVE - ' + Math.ceil((18000 - shopEffects.doublePoints.timer) / 60) + 's left)' : '';
	var doubleItemText = new Text2('2x Points: ' + doublePointsCount + doubleStatusText, {
		size: 45,
		fill: shopEffects.doublePoints.active ? 0x4CAF50 : 0xFFFFFF
	});
	doubleItemText.anchor.set(0.5, 0.5);
	doubleItemText.x = 1024;
	doubleItemText.y = yPos;
	inventoryContainer.addChild(doubleItemText);
	// Use button for double points
	if (doublePointsCount > 0 && !shopEffects.doublePoints.active && !hadPowerUpsOnDeath) {
		var useDoubleBtn = LK.getAsset('shopButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.5,
			scaleY: 0.5
		});
		useDoubleBtn.x = 1024 + 200;
		useDoubleBtn.y = yPos;
		useDoubleBtn.tint = 0x4CAF50;
		inventoryContainer.addChild(useDoubleBtn);
		var useDoubleText = new Text2('USE', {
			size: 30,
			fill: 0xFFFFFF
		});
		useDoubleText.anchor.set(0.5, 0.5);
		useDoubleText.x = useDoubleBtn.x;
		useDoubleText.y = useDoubleBtn.y;
		inventoryContainer.addChild(useDoubleText);
	}
}
// Function to close inventory
function closeInventory() {
	isInventoryOpen = false;
	isGameRunning = true;
	if (inventoryContainer) {
		inventoryContainer.destroy();
		inventoryContainer = null;
	}
}
// Function to handle inventory item usage
function handleInventoryClick(x, y) {
	if (!isInventoryOpen || !inventoryContainer) {
		return;
	}
	// Prevent using inventory if player had power-ups when they died
	if (hadPowerUpsOnDeath) {
		LK.effects.flashScreen(0xFF0000, 300); // Red flash to indicate blocked
		return;
	}
	// Check use buttons with correct global positions
	var itemSpacing = 120;
	var startY = 500;
	// Speed GIGACHAD use button - centered at top (1024, startY + 60)
	var speedButtonX = 1024;
	var speedButtonY = startY + 60;
	if (Math.abs(x - speedButtonX) < 150 && Math.abs(y - speedButtonY) < 50) {
		if ((storage.inventory.speedGigachad || 0) > 0 && !shopEffects.speedGigachad.active) {
			storage.inventory.speedGigachad--;
			shopEffects.speedGigachad.active = true;
			// Save inventory changes
			storage.inventory = {
				slowdown: storage.inventory.slowdown || 0,
				speedGigachad: storage.inventory.speedGigachad,
				doublePoints: storage.inventory.doublePoints || 0
			};
			closeInventory();
			LK.effects.flashScreen(0x4CAF50, 500);
		}
		return;
	}
	// Slowdown use button - positioned at (1024 + 200, slowdownY)
	var slowdownY = startY + itemSpacing + 60;
	var slowdownButtonX = 1024 + 200;
	if (Math.abs(x - slowdownButtonX) < 100 && Math.abs(y - slowdownY) < 50) {
		if ((storage.inventory.slowdown || 0) > 0 && !shopEffects.slowdown.active) {
			storage.inventory.slowdown--;
			shopEffects.slowdown.active = true;
			shopEffects.slowdown.timer = 0;
			// Save inventory changes
			storage.inventory = {
				slowdown: storage.inventory.slowdown,
				speedGigachad: storage.inventory.speedGigachad || 0,
				doublePoints: storage.inventory.doublePoints || 0
			};
			closeInventory();
			LK.effects.flashScreen(0x4CAF50, 500);
		}
		return;
	}
	// Double Points use button - positioned at (1024 + 200, doubleY)
	var doubleY = startY + itemSpacing * 2 + 60;
	var doubleButtonX = 1024 + 200;
	if (Math.abs(x - doubleButtonX) < 100 && Math.abs(y - doubleY) < 50) {
		if ((storage.inventory.doublePoints || 0) > 0 && !shopEffects.doublePoints.active) {
			storage.inventory.doublePoints--;
			shopEffects.doublePoints.active = true;
			shopEffects.doublePoints.timer = 0;
			// Save inventory changes
			storage.inventory = {
				slowdown: storage.inventory.slowdown || 0,
				speedGigachad: storage.inventory.speedGigachad || 0,
				doublePoints: storage.inventory.doublePoints
			};
			closeInventory();
			LK.effects.flashScreen(0x4CAF50, 500);
		}
		return;
	}
}
// Add shop interaction handler
game.down = function (x, y, obj) {
	if (isShopOpen && shopButton) {
		shopButton.handleShopClick(x, y);
	} else if (isInventoryOpen) {
		handleInventoryClick(x, y);
	}
};
// Main game loop
game.update = function () {
	if (!isGameRunning || isShopOpen || isInventoryOpen) {
		return;
	}
	moveCounter++;
	var currentMoveDelay = MOVE_DELAY;
	if (shopEffects.slowdown.active) {
		currentMoveDelay = MOVE_DELAY * 2; // Double the delay for slowdown effect
	}
	if (moveCounter >= currentMoveDelay) {
		moveCounter = 0;
		moveSnake();
	}
	// Spawn friendly snakes every 10 seconds (600 frames at 60fps)
	friendlySnakeTimer++;
	if (friendlySnakeTimer >= 600) {
		friendlySnakeTimer = 0;
		var friendlySnake = game.addChild(new FriendlySnake());
		// Spawn at random edge position within board bounds only
		var edge = Math.floor(Math.random() * 4);
		switch (edge) {
			case 0:
				// Top - ensure spawn within board width
				friendlySnake.x = boardOffsetX + (Math.random() * (BOARD_WIDTH - 2) + 1) * GRID_SIZE;
				friendlySnake.y = boardOffsetY + GRID_SIZE;
				break;
			case 1:
				// Right - ensure spawn within board height
				friendlySnake.x = boardOffsetX + (BOARD_WIDTH - 1) * GRID_SIZE;
				friendlySnake.y = boardOffsetY + (Math.random() * (BOARD_HEIGHT - 2) + 1) * GRID_SIZE;
				break;
			case 2:
				// Bottom - ensure spawn within board width
				friendlySnake.x = boardOffsetX + (Math.random() * (BOARD_WIDTH - 2) + 1) * GRID_SIZE;
				friendlySnake.y = boardOffsetY + (BOARD_HEIGHT - 1) * GRID_SIZE;
				break;
			case 3:
				// Left - ensure spawn within board height
				friendlySnake.x = boardOffsetX + GRID_SIZE;
				friendlySnake.y = boardOffsetY + (Math.random() * (BOARD_HEIGHT - 2) + 1) * GRID_SIZE;
				break;
		}
		friendlySnakes.push(friendlySnake);
	}
	// Spawn enemy snakes every 8 seconds (480 frames at 60fps)
	enemySnakeTimer++;
	if (enemySnakeTimer >= 480) {
		enemySnakeTimer = 0;
		var enemySnake = game.addChild(new EnemySnake());
		// Spawn at random edge position within board bounds only
		var edge = Math.floor(Math.random() * 4);
		switch (edge) {
			case 0:
				// Top - ensure spawn within board width
				enemySnake.x = boardOffsetX + (Math.random() * (BOARD_WIDTH - 2) + 1) * GRID_SIZE;
				enemySnake.y = boardOffsetY + GRID_SIZE;
				break;
			case 1:
				// Right - ensure spawn within board height
				enemySnake.x = boardOffsetX + (BOARD_WIDTH - 1) * GRID_SIZE;
				enemySnake.y = boardOffsetY + (Math.random() * (BOARD_HEIGHT - 2) + 1) * GRID_SIZE;
				break;
			case 2:
				// Bottom - ensure spawn within board width
				enemySnake.x = boardOffsetX + (Math.random() * (BOARD_WIDTH - 2) + 1) * GRID_SIZE;
				enemySnake.y = boardOffsetY + (BOARD_HEIGHT - 1) * GRID_SIZE;
				break;
			case 3:
				// Left - ensure spawn within board height
				enemySnake.x = boardOffsetX + GRID_SIZE;
				enemySnake.y = boardOffsetY + (Math.random() * (BOARD_HEIGHT - 2) + 1) * GRID_SIZE;
				break;
		}
		enemySnakes.push(enemySnake);
	}
	// Check collision between player and enemy snakes
	if (snake.length > 0) {
		var playerHead = snake[0];
		var playerScreenPos = gridToScreen(playerHead.x, playerHead.y);
		for (var i = enemySnakes.length - 1; i >= 0; i--) {
			var enemySnake = enemySnakes[i];
			var dist = Math.sqrt(Math.pow(playerScreenPos.x - enemySnake.x, 2) + Math.pow(playerScreenPos.y - enemySnake.y, 2));
			if (dist < 60) {
				// Collision detected
				// Check if friendly snake is protecting
				var isProtected = false;
				for (var j = 0; j < friendlySnakes.length; j++) {
					var friendlySnake = friendlySnakes[j];
					var friendlyDist = Math.sqrt(Math.pow(playerScreenPos.x - friendlySnake.x, 2) + Math.pow(playerScreenPos.y - friendlySnake.y, 2));
					if (friendlyDist < 100) {
						// Protection range
						isProtected = true;
						// Remove the enemy snake as it's defeated by friendly snake
						enemySnake.destroy();
						enemySnakes.splice(i, 1);
						var coins = storage.coins || 0;
						storage.coins = coins + 50; // Bonus for protection
						scoreTxt.setText('SCOİN: ' + storage.coins);
						break;
					}
				}
				if (!isProtected) {
					// Game over - player eaten by enemy snake
					isGameRunning = false;
					// Check if player had any active power-ups before clearing them
					hadPowerUpsOnDeath = shopEffects.slowdown.active || shopEffects.speedGigachad.active || shopEffects.doublePoints.active;
					// Clear all active power-up effects on death
					shopEffects.slowdown.active = false;
					shopEffects.slowdown.timer = 0;
					shopEffects.speedGigachad.active = false;
					shopEffects.doublePoints.active = false;
					shopEffects.doublePoints.timer = 0;
					LK.getSound('gameOver').play();
					LK.showGameOver();
					return;
				}
			}
		}
	}
	// Reset GIGACHAD notification if no enemies remain
	if (enemySnakes.length === 0) {
		gigaChadNotified = false;
	}
	// Update shop effects
	if (shopEffects.slowdown.active) {
		shopEffects.slowdown.timer++;
		if (shopEffects.slowdown.timer >= 18000) {
			// 5 minutes
			shopEffects.slowdown.active = false;
			shopEffects.slowdown.timer = 0;
		}
	}
	if (shopEffects.doublePoints.active) {
		shopEffects.doublePoints.timer++;
		if (shopEffects.doublePoints.timer >= 18000) {
			// 5 minutes
			shopEffects.doublePoints.active = false;
			shopEffects.doublePoints.timer = 0;
		}
	}
	// Update power-up timer display
	var timerText = "";
	var activeEffects = [];
	if (shopEffects.slowdown.active) {
		var slowdownTimeLeft = Math.ceil((18000 - shopEffects.slowdown.timer) / 60);
		activeEffects.push("Slowdown: " + slowdownTimeLeft + "s");
	}
	if (shopEffects.speedGigachad.active) {
		activeEffects.push("Fast GIGACHAD: ACTIVE");
	}
	if (shopEffects.doublePoints.active) {
		var doublePointsTimeLeft = Math.ceil((18000 - shopEffects.doublePoints.timer) / 60);
		activeEffects.push("2x Points: " + doublePointsTimeLeft + "s");
	}
	if (activeEffects.length > 0) {
		timerText = activeEffects.join(" | ");
		powerUpTimerTxt.setText(timerText);
		powerUpTimerTxt.alpha = 1;
	} else {
		powerUpTimerTxt.setText("");
		powerUpTimerTxt.alpha = 0;
	}
};