/**** 
* Classes
****/ 
// BoxFood class (dangerous apple)
var BoxFood = Container.expand(function () {
	var self = Container.call(this);
	var boxAsset = self.attachAsset('boxFood', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isBox = true;
	self.destroyedByBullet = false;
	return self;
});
// Bullet class
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletAsset = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Default speed values (will be set on fire)
	self.speedX = 32;
	self.speedY = 0;
	self.update = function () {
		self.lastX = self.x;
		self.lastY = self.y;
		self.x += self.speedX;
		self.y += self.speedY;
	};
	return self;
});
// Food class
var Food = Container.expand(function () {
	var self = Container.call(this);
	var foodAsset = self.attachAsset('food', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isBox = false;
	return self;
});
// Snake segment class
var Segment = Container.expand(function () {
	var self = Container.call(this);
	var segAsset = self.attachAsset('snakeSegment', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Snake class
var Snake = Container.expand(function () {
	var self = Container.call(this);
	self.segments = [];
	self.direction = 'right';
	self.nextDirection = 'right';
	self.moveTimer = 0;
	self.moveInterval = 16; // Lower is faster, 16 = ~4 moves/sec at 60fps
	self.alive = true;
	// Initialize snake with 4 segments
	for (var i = 0; i < 4; i++) {
		var seg = new Segment();
		seg.x = 1024 - i * 64;
		seg.y = 1366;
		self.addChild(seg);
		self.segments.push(seg);
	}
	self.update = function () {
		if (!self.alive) return;
		// Snake always moves, even if box food is active
		self.moveTimer++;
		if (self.moveTimer < self.moveInterval) return;
		self.moveTimer = 0;
		// Update direction
		self.direction = self.nextDirection;
		// Calculate new head position
		var head = self.segments[0];
		var newX = head.x;
		var newY = head.y;
		if (self.direction === 'right') newX += 64;else if (self.direction === 'left') newX -= 64;else if (self.direction === 'up') newY -= 64;else if (self.direction === 'down') newY += 64;
		// Move body
		for (var i = self.segments.length - 1; i > 0; i--) {
			self.segments[i].x = self.segments[i - 1].x;
			self.segments[i].y = self.segments[i - 1].y;
		}
		head.x = newX;
		head.y = newY;
	};
	self.grow = function () {
		var last = self.segments[self.segments.length - 1];
		var seg = new Segment();
		seg.x = last.x;
		seg.y = last.y;
		self.addChild(seg);
		self.segments.push(seg);
	};
	return self;
});

/**** 
* Initialize Game
****/ 
// Game variables
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Game variables
var snake;
var food;
var scoreTxt;
var gameOver = false;
var bullets = [];
var boxFoods = [];
var boxFoodActive = false;
var boxFoodObj = null;
// --- Main menu overlay ---
var menuContainer = new Container();
var menuBg = LK.getAsset('yourBackgroundImageId', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
menuContainer.addChild(menuBg);
var menuTitle = new Text2('snaker', {
	size: 240,
	fill: 0xFFFFFF
});
menuTitle.anchor.set(0.5, 0.5);
menuTitle.x = 2048 / 2;
menuTitle.y = 900;
menuContainer.addChild(menuTitle);
var tapText = new Text2('Başlamak için ekrana dokun', {
	size: 120,
	fill: 0xffffff
});
tapText.anchor.set(0.5, 0.5);
tapText.x = 2048 / 2;
tapText.y = 1600;
menuContainer.addChild(tapText);
game.addChild(menuContainer);
var menuActive = true;
// Only allow tap anywhere to start game
game.down = function (x, y, obj) {
	if (menuActive) {
		menuActive = false;
		menuContainer.destroy();
		// After menu, allow normal game.down (fire bullet) to work
		game.down = function (x, y, obj) {
			if (gameOver) return;
			lastTouchX = x;
			lastTouchY = y;
			if (snake && snake.segments.length > 0) {
				var head = snake.segments[0];
				var bullet = new Bullet();
				bullet.x = head.x;
				bullet.y = head.y;
				bullet.lastX = bullet.x;
				// Set bullet speed and direction based on snake direction, and rotate asset accordingly
				if (snake.direction === 'right') {
					bullet.speedX = 32;
					bullet.speedY = 0;
					if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = 0;
				} else if (snake.direction === 'left') {
					bullet.speedX = -32;
					bullet.speedY = 0;
					if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = Math.PI;
				} else if (snake.direction === 'up') {
					bullet.speedX = 0;
					bullet.speedY = -32;
					if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = -Math.PI / 2;
				} else if (snake.direction === 'down') {
					bullet.speedX = 0;
					bullet.speedY = 32;
					if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = Math.PI / 2;
				}
				bullets.push(bullet);
				game.addChild(bullet);
			}
		};
		return;
	}
	// If menu is not active, do nothing here (game.down will be replaced)
};
// Add a bright background image (replace 'yourBackgroundImageId' with your own image asset id)
var bgImage = LK.getAsset('yourBackgroundImageId', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
game.addChild(bgImage);
// Create snake
snake = new Snake();
game.addChild(snake);
// Create food
function spawnFood() {
	// Remove previous food
	if (food) food.destroy();
	// Remove previous box food if present
	if (boxFoodObj) {
		boxFoodObj.destroy();
		boxFoodObj = null;
		boxFoodActive = false;
	}
	// 25% chance to spawn box food
	if (Math.random() < 0.25) {
		// Build a list of all possible grid positions
		var possiblePositions = [];
		for (var gx = 64; gx <= 2048 - 64; gx += 64) {
			for (var gy = 64; gy <= 2732 - 64; gy += 64) {
				var occupied = false;
				for (var i = 0; i < snake.segments.length; i++) {
					if (Math.abs(snake.segments[i].x - gx) < 1 && Math.abs(snake.segments[i].y - gy) < 1) {
						occupied = true;
						break;
					}
				}
				if (!occupied) possiblePositions.push({
					x: gx,
					y: gy
				});
			}
		}
		if (possiblePositions.length > 0) {
			var idx = Math.floor(Math.random() * possiblePositions.length);
			var newBoxFood = new BoxFood();
			newBoxFood.x = possiblePositions[idx].x;
			newBoxFood.y = possiblePositions[idx].y;
			game.addChild(newBoxFood);
			boxFoods.push(newBoxFood);
			boxFoodObj = newBoxFood;
			boxFoodActive = true;
			// Do not spawn normal food when box food is active
			food = null;
		}
	} else {
		// Only normal food
		// Build a list of all possible grid positions
		var possiblePositions = [];
		for (var gx = 64; gx <= 2048 - 64; gx += 64) {
			for (var gy = 64; gy <= 2732 - 64; gy += 64) {
				var occupied = false;
				for (var i = 0; i < snake.segments.length; i++) {
					if (Math.abs(snake.segments[i].x - gx) < 1 && Math.abs(snake.segments[i].y - gy) < 1) {
						occupied = true;
						break;
					}
				}
				if (!occupied) possiblePositions.push({
					x: gx,
					y: gy
				});
			}
		}
		if (possiblePositions.length > 0) {
			var idx = Math.floor(Math.random() * possiblePositions.length);
			food = new Food();
			food.x = possiblePositions[idx].x;
			food.y = possiblePositions[idx].y;
			game.addChild(food);
			boxFoodActive = false;
			boxFoodObj = null;
		}
	}
}
spawnFood();
// Score text
scoreTxt = new Text2('0', {
	size: 120,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Game update
game.update = function () {
	if (gameOver) return;
	snake.update();
	// Check wall collision
	var head = snake.segments[0];
	if (head.x < 0 || head.x > 2048 || head.y < 0 || head.y > 2732) {
		gameOver = true;
		LK.showGameOver();
		return;
	}
	// Check self collision
	for (var i = 1; i < snake.segments.length; i++) {
		if (Math.abs(head.x - snake.segments[i].x) < 1 && Math.abs(head.y - snake.segments[i].y) < 1) {
			gameOver = true;
			LK.showGameOver();
			return;
		}
	}
	// Handle bullets
	for (var b = bullets.length - 1; b >= 0; b--) {
		var bullet = bullets[b];
		bullet.update();
		// Remove bullet if off screen
		if (bullet.x > 2048 + 32) {
			bullet.destroy();
			bullets.splice(b, 1);
			continue;
		}
		// Check collision with box food
		if (boxFoodActive && boxFoodObj && !boxFoodObj._destroyed && !boxFoodObj.destroyedByBullet && bullet.intersects(boxFoodObj)) {
			boxFoodObj.destroyedByBullet = true;
			bullet.destroy();
			bullets.splice(b, 1);
			// Change box food color to indicate it's now edible (optional: destroy and respawn as normal food)
			boxFoodObj.attachAsset('food', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		}
	}
	// Check food collision
	if (food && head.intersects(food)) {
		snake.grow();
		LK.setScore(LK.getScore() + 1);
		scoreTxt.setText(LK.getScore());
		// Roguelike selection overlay every 5 points
		if (LK.getScore() > 0 && LK.getScore() % 5 === 0) {
			// Pause only snake movement (not all game logic)
			if (snake) snake.alive = false; // Pause snake movement
			// Create overlay container
			var roguelikeOverlay = new Container();
			// Dim background
			var dimBg = LK.getAsset('centerCircle', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 2048 / 2,
				y: 2732 / 2,
				scaleX: 20,
				scaleY: 20,
				alpha: 0.7
			});
			roguelikeOverlay.addChild(dimBg);
			// Title
			var rlTitle = new Text2('Roguelike Seçimi!', {
				size: 160,
				fill: 0xffffff
			});
			rlTitle.anchor.set(0.5, 0.5);
			rlTitle.x = 2048 / 2;
			rlTitle.y = 900;
			roguelikeOverlay.addChild(rlTitle);
			// Option 1
			var opt1 = new Text2('Seçenek 1: +1 Uzama', {
				size: 100,
				fill: 0x00ff00
			});
			opt1.anchor.set(0.5, 0.5);
			opt1.x = 2048 / 2;
			opt1.y = 1300;
			roguelikeOverlay.addChild(opt1);
			// Option 2
			var opt2 = new Text2('Seçenek 2: Hızlan', {
				size: 100,
				fill: 0x00bfff
			});
			opt2.anchor.set(0.5, 0.5);
			opt2.x = 2048 / 2;
			opt2.y = 1500;
			roguelikeOverlay.addChild(opt2);
			// Add overlay to game
			game.addChild(roguelikeOverlay);
			// Option selection logic
			roguelikeOverlay.down = function (x, y, obj) {
				// Check which option was tapped
				if (Math.abs(y - opt1.y) < 120) {
					// Option 1: Grow snake by 1
					snake.grow();
				} else if (Math.abs(y - opt2.y) < 120) {
					// Option 2: Speed up snake
					if (snake.moveInterval > 2) snake.moveInterval -= 2;
				}
				// Remove overlay and resume game
				roguelikeOverlay.destroy();
				if (snake) snake.alive = true; // Resume snake movement
				gameOver = false;
			};
			// Forward tap events to overlay
			game.down = function (x, y, obj) {
				if (roguelikeOverlay && roguelikeOverlay.down) roguelikeOverlay.down(x, y, obj);
			};
			// Prevent further game logic until overlay is closed
			return;
		}
		spawnFood();
		// Speed up as snake grows
		if (snake.moveInterval > 4) snake.moveInterval--;
	}
	// SWORD ATTACK LOGIC
	if (swordActive) {
		swordTimer++;
		// Sword effect follows head
		if (swordEffect && snake && snake.segments.length > 0) {
			var head = snake.segments[0];
			swordEffect.x = head.x;
			swordEffect.y = head.y;
		}
		// Check for box food collision with sword
		if (boxFoodActive && boxFoodObj && !boxFoodObj._destroyed && snake && snake.segments.length > 0) {
			var head = snake.segments[0];
			if (head.intersects(boxFoodObj) && !boxFoodObj.destroyedByBullet) {
				// Defeat box food with sword
				snake.grow();
				LK.setScore(LK.getScore() + 2);
				scoreTxt.setText(LK.getScore());
				boxFoodObj.destroy();
				boxFoodObj = null;
				boxFoodActive = false;
				spawnFood();
				if (snake.moveInterval > 4) snake.moveInterval--;
				// End sword effect
				swordActive = false;
				swordTimer = 0;
				if (swordEffect) {
					swordEffect.destroy();
					swordEffect = null;
				}
			}
		}
		// Sword duration end
		if (swordTimer > swordDuration) {
			swordActive = false;
			swordTimer = 0;
			if (swordEffect) {
				swordEffect.destroy();
				swordEffect = null;
			}
		}
	}
	// Check box food collision
	if (boxFoodActive && boxFoodObj && !boxFoodObj._destroyed) {
		if (head.intersects(boxFoodObj)) {
			if (boxFoodObj.destroyedByBullet) {
				// Now edible
				snake.grow();
				LK.setScore(LK.getScore() + 2); // Maybe more points for box food
				scoreTxt.setText(LK.getScore());
				boxFoodObj.destroy();
				boxFoodObj = null;
				boxFoodActive = false;
				spawnFood();
				if (snake.moveInterval > 4) snake.moveInterval--;
			} else if (!swordActive) {
				// Deadly!
				gameOver = true;
				LK.showGameOver();
				return;
			}
		}
	}
};
// Touch controls
var lastTouchX = null;
var lastTouchY = null;
// Sword attack state
var swordActive = false;
var swordTimer = 0;
var swordDuration = 18; // ~0.3s at 60fps
// Sword attack visual (simple overlay on snake head)
var swordEffect = null;
// Main game tap: always fire bullet in snake's direction
game.down = function (x, y, obj) {
	if (gameOver) return;
	// Store initial touch for swipe direction detection
	lastTouchX = x;
	lastTouchY = y;
	if (snake && snake.segments.length > 0) {
		var head = snake.segments[0];
		var bullet = new Bullet();
		bullet.x = head.x;
		bullet.y = head.y;
		bullet.lastX = bullet.x;
		// Set bullet speed and direction based on snake direction, and rotate asset accordingly
		if (snake.direction === 'right') {
			bullet.speedX = 32;
			bullet.speedY = 0;
			if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = 0;
		} else if (snake.direction === 'left') {
			bullet.speedX = -32;
			bullet.speedY = 0;
			if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = Math.PI;
		} else if (snake.direction === 'up') {
			bullet.speedX = 0;
			bullet.speedY = -32;
			if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = -Math.PI / 2;
		} else if (snake.direction === 'down') {
			bullet.speedX = 0;
			bullet.speedY = 32;
			if (bullet.children && bullet.children.length > 0) bullet.children[0].rotation = Math.PI / 2;
		}
		bullets.push(bullet);
		game.addChild(bullet);
	}
};
// --- SWORD LOGIC in update (see below) ---
game.up = function (x, y, obj) {
	if (lastTouchX === null || lastTouchY === null) return;
	var dx = x - lastTouchX;
	var dy = y - lastTouchY;
	if (Math.abs(dx) > Math.abs(dy)) {
		if (dx > 0 && snake.direction !== 'left') snake.nextDirection = 'right';else if (dx < 0 && snake.direction !== 'right') snake.nextDirection = 'left';
	} else {
		if (dy > 0 && snake.direction !== 'up') snake.nextDirection = 'down';else if (dy < 0 && snake.direction !== 'down') snake.nextDirection = 'up';
	}
	lastTouchX = null;
	lastTouchY = null;
};