/**** 
* Classes
****/ 
var Bird = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocity = 0;
	self.gravity = 0.8;
	self.jumpPower = -15;
	self.maxFallSpeed = 12;
	self.update = function () {
		// Apply gravity
		self.velocity += self.gravity;
		// Limit fall speed
		if (self.velocity > self.maxFallSpeed) {
			self.velocity = self.maxFallSpeed;
		}
		// Update position
		self.y += self.velocity;
		// Rotate bird based on velocity
		birdGraphics.rotation = Math.max(-0.5, Math.min(0.5, self.velocity * 0.05));
	};
	self.jump = function () {
		self.velocity = self.jumpPower;
		LK.getSound('jump').play();
	};
	return self;
});
var Pipe = Container.expand(function () {
	var self = Container.call(this);
	self.gapSize = 300;
	self.speed = -4;
	self.scored = false;
	// Top pipe
	self.topPipe = self.attachAsset('pipe', {
		anchorX: 0.5,
		anchorY: 1
	});
	// Bottom pipe
	self.bottomPipe = self.attachAsset('pipe', {
		anchorX: 0.5,
		anchorY: 0
	});
	self.setGapPosition = function (gapCenterY) {
		self.topPipe.y = gapCenterY - self.gapSize / 2;
		self.bottomPipe.y = gapCenterY + self.gapSize / 2;
	};
	self.update = function () {
		self.x += self.speed;
	};
	self.getBounds = function () {
		return {
			x: self.x - 60,
			width: 120,
			topY: self.topPipe.y,
			bottomY: self.bottomPipe.y
		};
	};
	return self;
});
var Tile = Container.expand(function (color, gridX, gridY) {
	var self = Container.call(this);
} // ... mevcut class içeriğin
);

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
// Game variables
//var tween = LK.import("@upit/tween.v1");
// var tween = LK.import("@upit/tween.v1");  // bunu sil veya yorum satırı yap
function tween(obj, props) {
	var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
	var duration = options.duration || 300;
	var frameRate = 60;
	var totalFrames = Math.round(duration / (1000 / frameRate));
	var keys = Object.keys(props);
	var frame = 0;
	var startValues = {};
	for (var _i = 0, _keys = keys; _i < _keys.length; _i++) {
		var key = _keys[_i];
		startValues[key] = obj[key];
	}
	var interval = LK.setInterval(function () {
		frame++;
		for (var _i2 = 0, _keys2 = keys; _i2 < _keys2.length; _i2++) {
			var key = _keys2[_i2];
			var start = startValues[key];
			var end = props[key];
			var delta = end - start;
			obj[key] = start + delta * frame / totalFrames;
		}
		if (frame >= totalFrames) {
			LK.clearInterval(interval);
			for (var _i3 = 0, _keys3 = keys; _i3 < _keys3.length; _i3++) {
				var key = _keys3[_i3];
				obj[key] = props[key];
			}
			if (options.onFinish) {
				options.onFinish();
			}
		}
	}, 1000 / frameRate);
}
var bird;
var pipes = [];
var ground;
var gameStarted = false;
var pipeSpawnTimer = 0;
var pipeSpawnInterval = 120; // 2 seconds at 60fps
var lastPipeScore = 0;
// UI Elements
var scoreTxt = new Text2('0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var instructionTxt = new Text2('TAP TO JUMP', {
	size: 60,
	fill: 0xFFFFFF
});
instructionTxt.anchor.set(0.5, 0.5);
LK.gui.center.addChild(instructionTxt);
// Initialize bird
bird = game.addChild(new Bird());
bird.x = 400;
bird.y = 1366; // Center of screen height
// Initialize ground
ground = game.addChild(LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 0
}));
ground.x = 0;
ground.y = 2632; // Near bottom of screen
// Game input handling
game.down = function (x, y, obj) {
	if (!gameStarted) {
		gameStarted = true;
		instructionTxt.visible = false;
	}
	bird.jump();
};
// Pipe management functions
function createPipe() {
	var pipe = new Pipe();
	pipe.x = 2200; // Start off-screen right
	// Random gap position (avoid too high or too low)
	var minGapY = 400;
	var maxGapY = 2200;
	var gapCenterY = minGapY + Math.random() * (maxGapY - minGapY);
	pipe.setGapPosition(gapCenterY);
	pipes.push(pipe);
	game.addChild(pipe);
}
function checkCollisions() {
	var birdBounds = {
		x: bird.x - 30,
		y: bird.y - 30,
		width: 60,
		height: 60
	};
	// Check ground collision
	if (bird.y + 30 >= ground.y) {
		return true;
	}
	// Check ceiling collision
	if (bird.y - 30 <= 0) {
		return true;
	}
	// Check pipe collisions
	for (var i = 0; i < pipes.length; i++) {
		var pipe = pipes[i];
		var pipeBounds = pipe.getBounds();
		// Check if bird overlaps with pipe horizontally
		if (birdBounds.x < pipeBounds.x + pipeBounds.width && birdBounds.x + birdBounds.width > pipeBounds.x) {
			// Check if bird hits top or bottom pipe
			if (birdBounds.y < pipeBounds.topY || birdBounds.y + birdBounds.height > pipeBounds.bottomY) {
				return true;
			}
		}
	}
	return false;
}
function updateScore() {
	for (var i = 0; i < pipes.length; i++) {
		var pipe = pipes[i];
		// Check if bird passed through pipe
		if (!pipe.scored && pipe.x + 60 < bird.x) {
			pipe.scored = true;
			LK.setScore(LK.getScore() + 1);
			scoreTxt.setText(LK.getScore());
			LK.getSound('score').play();
		}
	}
}
function cleanupPipes() {
	for (var i = pipes.length - 1; i >= 0; i--) {
		var pipe = pipes[i];
		// Remove pipes that are off-screen
		if (pipe.x < -200) {
			pipe.destroy();
			pipes.splice(i, 1);
		}
	}
}
// Main game loop
game.update = function () {
	if (!gameStarted) {
		return;
	}
	// Update bird
	bird.update();
	// Update pipes
	for (var i = 0; i < pipes.length; i++) {
		pipes[i].update();
	}
	// Spawn new pipes
	pipeSpawnTimer++;
	if (pipeSpawnTimer >= pipeSpawnInterval) {
		createPipe();
		pipeSpawnTimer = 0;
	}
	// Check collisions
	if (checkCollisions()) {
		LK.getSound('crash').play();
		LK.showGameOver();
		return;
	}
	// Update score
	updateScore();
	// Cleanup off-screen pipes
	cleanupPipes();
};
// Initialize first pipe after delay
LK.setTimeout(function () {
	if (gameStarted) {
		createPipe();
	}
}, 2000);