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

/**** 
* 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 = 1.2;
	self.flapPower = -16;
	self.flap = function () {
		self.velocity = self.flapPower;
		LK.getSound('flap').play();
	};
	self.update = function () {
		// Only move bird if game has started
		if (!gameStarted) return;
		self.velocity += self.gravity;
		self.y += self.velocity;
		// Rotate bird based on velocity
		birdGraphics.rotation = Math.max(-0.5, Math.min(0.5, self.velocity * 0.05));
		// Keep bird within screen bounds
		if (self.y < 0) {
			self.y = 0;
			self.velocity = 0;
		}
		if (self.y > 2732) {
			self.y = 2732;
			self.velocity = 0;
		}
	};
	return self;
});
var Firework = Container.expand(function () {
	var self = Container.call(this);
	var fireworkGraphics = self.attachAsset('firework', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.lifetime = 0;
	self.maxLifetime = 60;
	self.velocityX = (Math.random() - 0.5) * 8;
	self.velocityY = (Math.random() - 0.5) * 8;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.lifetime++;
		// Fade out over time
		fireworkGraphics.alpha = 1 - self.lifetime / self.maxLifetime;
		// Remove when expired
		if (self.lifetime >= self.maxLifetime) {
			self.toDestroy = true;
		}
	};
	return self;
});
var Hazelnut = Container.expand(function () {
	var self = Container.call(this);
	var hazelnutGraphics = self.attachAsset('hazelnut', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -6;
	self.rotationSpeed = 0.1;
	self.update = function () {
		self.x += self.speed;
		hazelnutGraphics.rotation += self.rotationSpeed;
		// Remove hazelnut when off screen
		if (self.x < -100) {
			self.toDestroy = true;
		}
	};
	return self;
});
var Pipe = Container.expand(function () {
	var self = Container.call(this);
	self.gapSize = 500; // Increased gap size for more spacing
	self.gapY = 800 + Math.random() * 1000; // Random gap position
	self.speed = -6;
	self.scored = false;
	// Upper pipe at top of screen
	var upperPipe = self.attachAsset('Uppipe', {
		anchorX: 0.5,
		anchorY: 0
	});
	upperPipe.y = 0; // Position at top of screen
	upperPipe.scaleY = self.gapY / 2400; // Scale to reach gap start
	// Lower pipe at bottom of screen
	var lowerPipe = self.attachAsset('pipe', {
		anchorX: 0.5,
		anchorY: 1
	});
	lowerPipe.y = 2732; // Position at bottom of screen
	lowerPipe.scaleY = (2732 - self.gapY - self.gapSize) / 2400; // Scale to reach gap end
	self.update = function () {
		self.x += self.speed;
		// Check if bird has passed this pipe (no scoring for pipes)
		if (!self.scored && self.x < bird.x - 60) {
			self.scored = true;
		}
		// Remove pipe when off screen
		if (self.x < -200) {
			self.toDestroy = true;
		}
	};
	return self;
});

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

/**** 
* Game Code
****/ 
var bird;
var pipes = [];
var hazelnuts = [];
var fireworks = [];
var score = 0;
var gameStarted = false;
var gameWon = false;
var showStartButton = true;
var showEndScreen = false;
var showRestartButton = false;
var pipeTimer = 0;
var hazelnutTimer = 0;
var fireworkTimer = 0;
// Score display
var scoreTxt = new Text2('0', {
	size: 120,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Victory text
var victoryTxt = new Text2('FINDIK KUŞU(52)', {
	size: 200,
	fill: 0x800080
});
victoryTxt.anchor.set(0.5, 0.5);
victoryTxt.alpha = 0;
LK.gui.center.addChild(victoryTxt);
// Thank you message
var thankYouTxt = new Text2('Oyunu oynadığınız için teşekkürler / ORDU(52)', {
	size: 80,
	fill: 0xFFFFFF
});
thankYouTxt.anchor.set(0.5, 0.5);
thankYouTxt.alpha = 0;
LK.gui.center.addChild(thankYouTxt);
// Game title text
var gameTitleTxt = new Text2('FINDIK KUŞU (HAZELNUT BIRD)', {
	size: 120,
	fill: 0xFFD700
});
gameTitleTxt.anchor.set(0.5, 0.5);
gameTitleTxt.alpha = 0;
LK.gui.center.addChild(gameTitleTxt);
// Credit text
var creditTxt = new Text2('Powered by Tuğra Karakuş', {
	size: 60,
	fill: 0xC0C0C0
});
creditTxt.anchor.set(0.5, 0.5);
creditTxt.alpha = 0;
LK.gui.center.addChild(creditTxt);
// Restart button
var restartButton = LK.getAsset('restartButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
restartButton.x = 1024;
restartButton.y = 2000;
restartButton.alpha = 0;
game.addChild(restartButton);
// Restart button text
var restartButtonTxt = new Text2('RESTART', {
	size: 60,
	fill: 0xFFFFFF
});
restartButtonTxt.anchor.set(0.5, 0.5);
restartButtonTxt.x = 1024;
restartButtonTxt.y = 2000;
restartButtonTxt.alpha = 0;
game.addChild(restartButtonTxt);
// Start button
var startButton = LK.getAsset('startButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
startButton.x = 1024;
startButton.y = 1366;
game.addChild(startButton);
// Start button text
var startButtonTxt = new Text2('START', {
	size: 60,
	fill: 0xFFFFFF
});
startButtonTxt.anchor.set(0.5, 0.5);
startButtonTxt.x = 1024;
startButtonTxt.y = 1366;
game.addChild(startButtonTxt);
// Initialize bird
bird = game.addChild(new Bird());
bird.x = 300;
bird.y = 1366;
// Initialize score display
scoreTxt.setText('0');
LK.setScore(0);
function triggerVictory() {
	gameWon = true;
	LK.getSound('victory').play();
	// Show victory text with animation
	tween(victoryTxt, {
		alpha: 1
	}, {
		duration: 1000,
		easing: tween.easeOut
	});
	// Start fireworks
	fireworkTimer = 0;
	// Show end screen sequence after brief delay
	LK.setTimeout(function () {
		showEndScreen = true;
		// Hide victory text
		tween(victoryTxt, {
			alpha: 0
		}, {
			duration: 500
		});
		// Show thank you message
		thankYouTxt.y = 1000;
		tween(thankYouTxt, {
			alpha: 1
		}, {
			duration: 1000
		});
		// Show game title after 2 seconds
		LK.setTimeout(function () {
			gameTitleTxt.y = 1200;
			tween(gameTitleTxt, {
				alpha: 1
			}, {
				duration: 1000
			});
			// Show credit after 1 more second
			LK.setTimeout(function () {
				creditTxt.y = 1350;
				tween(creditTxt, {
					alpha: 1
				}, {
					duration: 1000
				});
				// Show restart button after 1 more second
				LK.setTimeout(function () {
					showRestartButton = true;
					tween(restartButton, {
						alpha: 1
					}, {
						duration: 500
					});
					tween(restartButtonTxt, {
						alpha: 1
					}, {
						duration: 500
					});
				}, 1000);
			}, 1000);
		}, 2000);
	}, 3000);
}
function createFirework() {
	var firework = new Firework();
	firework.x = Math.random() * 2048;
	firework.y = Math.random() * 2732;
	fireworks.push(firework);
	game.addChild(firework);
}
game.down = function (x, y, obj) {
	if (!gameStarted && showStartButton) {
		// Check if start button was clicked
		var buttonBounds = {
			left: startButton.x - startButton.width / 2,
			right: startButton.x + startButton.width / 2,
			top: startButton.y - startButton.height / 2,
			bottom: startButton.y + startButton.height / 2
		};
		if (x >= buttonBounds.left && x <= buttonBounds.right && y >= buttonBounds.top && y <= buttonBounds.bottom) {
			gameStarted = true;
			showStartButton = false;
			startButton.alpha = 0;
			startButtonTxt.alpha = 0;
		}
	}
	if (showRestartButton) {
		// Check if restart button was clicked
		var restartBounds = {
			left: restartButton.x - restartButton.width / 2,
			right: restartButton.x + restartButton.width / 2,
			top: restartButton.y - restartButton.height / 2,
			bottom: restartButton.y + restartButton.height / 2
		};
		if (x >= restartBounds.left && x <= restartBounds.right && y >= restartBounds.top && y <= restartBounds.bottom) {
			// Reset game
			location.reload();
		}
	}
	if (gameStarted && !gameWon) {
		bird.flap();
	}
};
game.update = function () {
	if (!gameStarted || showStartButton) return;
	// Spawn pipes
	pipeTimer++;
	if (pipeTimer >= 120) {
		// Every 2 seconds at 60fps for faster rendering
		var pipe = new Pipe();
		pipe.x = 1800;
		pipes.push(pipe);
		game.addChild(pipe);
		pipeTimer = 0;
	}
	// Spawn hazelnuts in pipe gaps
	if (pipes.length > 0) {
		var latestPipe = pipes[pipes.length - 1];
		if (latestPipe.x < 1600 && latestPipe.x > 1400) {
			// Spawn hazelnut in the gap of the latest pipe
			var hazelnut = new Hazelnut();
			hazelnut.x = latestPipe.x;
			hazelnut.y = latestPipe.gapY + latestPipe.gapSize / 2;
			hazelnuts.push(hazelnut);
			game.addChild(hazelnut);
		}
	}
	// Handle fireworks after victory
	if (gameWon) {
		fireworkTimer++;
		if (fireworkTimer % 10 === 0) {
			// Create firework every 10 frames
			createFirework();
		}
	}
	// Update and check collisions with pipes
	for (var i = pipes.length - 1; i >= 0; i--) {
		var pipe = pipes[i];
		if (pipe.toDestroy) {
			pipe.destroy();
			pipes.splice(i, 1);
			continue;
		}
		// Check collision with bird using intersects
		if (bird.intersects(pipe)) {
			LK.showGameOver();
			return;
		}
	}
	// Update hazelnuts
	for (var j = hazelnuts.length - 1; j >= 0; j--) {
		var hazelnut = hazelnuts[j];
		if (hazelnut.toDestroy) {
			hazelnut.destroy();
			hazelnuts.splice(j, 1);
			continue;
		}
		// Initialize collision tracking if not set
		if (hazelnut.lastColliding === undefined) {
			hazelnut.lastColliding = false;
		}
		// Check collision with bird - only score once per hazelnut
		var currentColliding = bird.intersects(hazelnut);
		if (!hazelnut.lastColliding && currentColliding) {
			// First collision with this hazelnut
			score++;
			LK.setScore(score);
			scoreTxt.setText(score);
			LK.getSound('score').play();
			hazelnut.destroy();
			hazelnuts.splice(j, 1);
			// Check for victory
			if (score >= 52) {
				triggerVictory();
			}
			continue;
		}
		// Update collision state
		hazelnut.lastColliding = currentColliding;
	}
	// Update fireworks
	for (var k = fireworks.length - 1; k >= 0; k--) {
		var firework = fireworks[k];
		if (firework.toDestroy) {
			firework.destroy();
			fireworks.splice(k, 1);
		}
	}
	// Check if bird hits ground or ceiling
	if (bird.y <= 0 || bird.y >= 2732) {
		LK.showGameOver();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -130,8 +130,10 @@
 var score = 0;
 var gameStarted = false;
 var gameWon = false;
 var showStartButton = true;
+var showEndScreen = false;
+var showRestartButton = false;
 var pipeTimer = 0;
 var hazelnutTimer = 0;
 var fireworkTimer = 0;
 // Score display
@@ -148,8 +150,51 @@
 });
 victoryTxt.anchor.set(0.5, 0.5);
 victoryTxt.alpha = 0;
 LK.gui.center.addChild(victoryTxt);
+// Thank you message
+var thankYouTxt = new Text2('Oyunu oynadığınız için teşekkürler / ORDU(52)', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+thankYouTxt.anchor.set(0.5, 0.5);
+thankYouTxt.alpha = 0;
+LK.gui.center.addChild(thankYouTxt);
+// Game title text
+var gameTitleTxt = new Text2('FINDIK KUŞU (HAZELNUT BIRD)', {
+	size: 120,
+	fill: 0xFFD700
+});
+gameTitleTxt.anchor.set(0.5, 0.5);
+gameTitleTxt.alpha = 0;
+LK.gui.center.addChild(gameTitleTxt);
+// Credit text
+var creditTxt = new Text2('Powered by Tuğra Karakuş', {
+	size: 60,
+	fill: 0xC0C0C0
+});
+creditTxt.anchor.set(0.5, 0.5);
+creditTxt.alpha = 0;
+LK.gui.center.addChild(creditTxt);
+// Restart button
+var restartButton = LK.getAsset('restartButton', {
+	anchorX: 0.5,
+	anchorY: 0.5
+});
+restartButton.x = 1024;
+restartButton.y = 2000;
+restartButton.alpha = 0;
+game.addChild(restartButton);
+// Restart button text
+var restartButtonTxt = new Text2('RESTART', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+restartButtonTxt.anchor.set(0.5, 0.5);
+restartButtonTxt.x = 1024;
+restartButtonTxt.y = 2000;
+restartButtonTxt.alpha = 0;
+game.addChild(restartButtonTxt);
 // Start button
 var startButton = LK.getAsset('startButton', {
 	anchorX: 0.5,
 	anchorY: 0.5
@@ -184,11 +229,56 @@
 		easing: tween.easeOut
 	});
 	// Start fireworks
 	fireworkTimer = 0;
-	// Show you win after brief delay
+	// Show end screen sequence after brief delay
 	LK.setTimeout(function () {
-		LK.showYouWin();
+		showEndScreen = true;
+		// Hide victory text
+		tween(victoryTxt, {
+			alpha: 0
+		}, {
+			duration: 500
+		});
+		// Show thank you message
+		thankYouTxt.y = 1000;
+		tween(thankYouTxt, {
+			alpha: 1
+		}, {
+			duration: 1000
+		});
+		// Show game title after 2 seconds
+		LK.setTimeout(function () {
+			gameTitleTxt.y = 1200;
+			tween(gameTitleTxt, {
+				alpha: 1
+			}, {
+				duration: 1000
+			});
+			// Show credit after 1 more second
+			LK.setTimeout(function () {
+				creditTxt.y = 1350;
+				tween(creditTxt, {
+					alpha: 1
+				}, {
+					duration: 1000
+				});
+				// Show restart button after 1 more second
+				LK.setTimeout(function () {
+					showRestartButton = true;
+					tween(restartButton, {
+						alpha: 1
+					}, {
+						duration: 500
+					});
+					tween(restartButtonTxt, {
+						alpha: 1
+					}, {
+						duration: 500
+					});
+				}, 1000);
+			}, 1000);
+		}, 2000);
 	}, 3000);
 }
 function createFirework() {
 	var firework = new Firework();
@@ -212,8 +302,21 @@
 			startButton.alpha = 0;
 			startButtonTxt.alpha = 0;
 		}
 	}
+	if (showRestartButton) {
+		// Check if restart button was clicked
+		var restartBounds = {
+			left: restartButton.x - restartButton.width / 2,
+			right: restartButton.x + restartButton.width / 2,
+			top: restartButton.y - restartButton.height / 2,
+			bottom: restartButton.y + restartButton.height / 2
+		};
+		if (x >= restartBounds.left && x <= restartBounds.right && y >= restartBounds.top && y <= restartBounds.bottom) {
+			// Reset game
+			location.reload();
+		}
+	}
 	if (gameStarted && !gameWon) {
 		bird.flap();
 	}
 };