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

/**** 
* Classes
****/ 
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.baseSpeed = 6;
	self.speedMultiplier = 3;
	self.reset = function () {
		self.x = 2048 / 2;
		self.y = 2732 / 2;
		self.speedMultiplier = 3;
		// Exactly 30 degrees in any random direction
		var angle = Math.PI / 6; // 30 degrees
		var direction = Math.floor(Math.random() * 8); // 8 possible directions
		var finalAngle = angle + direction * Math.PI / 4; // 30°, 75°, 120°, 165°, 210°, 255°, 300°, 345°
		self.velocityX = Math.cos(finalAngle) * self.baseSpeed;
		self.velocityY = Math.sin(finalAngle) * self.baseSpeed;
	};
	self.update = function () {
		self.x += self.velocityX * self.speedMultiplier;
		self.y += self.velocityY * self.speedMultiplier;
		// Bounce off top and bottom walls
		if (self.y <= 15 || self.y >= 2732 - 15) {
			self.velocityY = -self.velocityY;
			LK.getSound('wallHit').play();
		}
		// Check paddle collisions
		if (self.intersects(playerPaddle)) {
			if (self.velocityY > 0) {
				// Ball moving down
				self.velocityY = -Math.abs(self.velocityY);
				var paddleCenter = playerPaddle.x;
				var hitPos = (self.x - paddleCenter) / 100; // Normalize hit position
				self.velocityX = hitPos * self.baseSpeed;
				self.speedMultiplier = Math.min(self.speedMultiplier + 0.1, 6.0);
				LK.getSound('paddleHit').play();
			}
		}
		if (self.intersects(aiPaddle)) {
			if (self.velocityY < 0) {
				// Ball moving up
				self.velocityY = Math.abs(self.velocityY);
				var paddleCenter = aiPaddle.x;
				var hitPos = (self.x - paddleCenter) / 100; // Normalize hit position
				self.velocityX = hitPos * self.baseSpeed;
				self.speedMultiplier = Math.min(self.speedMultiplier + 0.1, 6.0);
				LK.getSound('paddleHit').play();
			}
		}
		// Bounce off side walls
		if (self.x <= 15 || self.x >= 2048 - 15) {
			self.velocityX = -self.velocityX;
			LK.getSound('wallHit').play();
		}
		// Check for goals - top and bottom walls
		if (self.y <= 0) {
			// Ball hit top wall - player scores
			playerScore++;
			updateScoreDisplay();
			LK.getSound('goal').play();
			LK.effects.flashScreen(0x00ff00, 500);
			self.reset();
			if (playerScore >= targetScore) {
				LK.showYouWin();
			}
		} else if (self.y >= 2732) {
			// Ball hit bottom wall - AI scores
			aiScore++;
			updateScoreDisplay();
			LK.getSound('goal').play();
			LK.effects.flashScreen(0xff0000, 500);
			self.reset();
			if (aiScore >= targetScore) {
				LK.showGameOver();
			}
		}
	};
	return self;
});
var Paddle = Container.expand(function () {
	var self = Container.call(this);
	var paddleGraphics = self.attachAsset('paddle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.targetY = 0;
	self.isPlayer = false;
	return self;
});

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

/**** 
* Game Code
****/ 
var playerScore = 0;
var aiScore = 0;
var targetScore = 10;
var dragNode = null;
// Create center line
var centerLine = game.addChild(LK.getAsset('centerLine', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 / 2,
	y: 2732 / 2
}));
// Create paddles
var playerPaddle = game.addChild(new Paddle());
playerPaddle.x = 2048 / 2;
playerPaddle.y = 2732 - 100;
playerPaddle.isPlayer = true;
var aiPaddle = game.addChild(new Paddle());
aiPaddle.x = 2048 / 2;
aiPaddle.y = 100;
aiPaddle.targetY = aiPaddle.y;
// Create ball
var ball = game.addChild(new Ball());
ball.reset();
// Create score display
var scoreText = new Text2('0 - 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
function updateScoreDisplay() {
	scoreText.setText(playerScore + ' - ' + aiScore);
}
// AI behavior
function updateAI() {
	var ballCenterX = ball.x;
	var paddleCenterX = aiPaddle.x;
	var difference = ballCenterX - paddleCenterX;
	// Only move if ball is coming towards AI
	if (ball.velocityY < 0) {
		if (Math.abs(difference) > 20) {
			if (difference > 0) {
				aiPaddle.targetY = aiPaddle.y;
				aiPaddle.x += aiPaddle.speed;
			} else {
				aiPaddle.targetY = aiPaddle.y;
				aiPaddle.x -= aiPaddle.speed;
			}
		}
	}
	// Keep AI paddle in bounds
	if (aiPaddle.x < 100) aiPaddle.x = 100;
	if (aiPaddle.x > 2048 - 100) aiPaddle.x = 2048 - 100;
}
// Touch controls
game.down = function (x, y, obj) {
	// Check if touch is near player paddle
	var distance = Math.sqrt(Math.pow(x - playerPaddle.x, 2) + Math.pow(y - playerPaddle.y, 2));
	if (distance < 150 || y > 2732 / 2) {
		dragNode = playerPaddle;
	}
};
game.move = function (x, y, obj) {
	if (dragNode === playerPaddle) {
		playerPaddle.x = x;
		// Keep paddle in bounds
		if (playerPaddle.x < 100) playerPaddle.x = 100;
		if (playerPaddle.x > 2048 - 100) playerPaddle.x = 2048 - 100;
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Main game loop
game.update = function () {
	updateAI();
};
// Initialize score display
updateScoreDisplay();

===================================================================
--- original.js
+++ change.js
@@ -57,21 +57,26 @@
 				self.speedMultiplier = Math.min(self.speedMultiplier + 0.1, 6.0);
 				LK.getSound('paddleHit').play();
 			}
 		}
-		// Check for goals - left and right walls
-		if (self.x <= 0) {
-			// Ball hit left wall - AI scores
-			aiScore++;
+		// Bounce off side walls
+		if (self.x <= 15 || self.x >= 2048 - 15) {
+			self.velocityX = -self.velocityX;
+			LK.getSound('wallHit').play();
+		}
+		// Check for goals - top and bottom walls
+		if (self.y <= 0) {
+			// Ball hit top wall - player scores
+			playerScore++;
 			updateScoreDisplay();
 			LK.getSound('goal').play();
-			LK.effects.flashScreen(0xff0000, 500);
+			LK.effects.flashScreen(0x00ff00, 500);
 			self.reset();
-			if (aiScore >= targetScore) {
-				LK.showGameOver();
+			if (playerScore >= targetScore) {
+				LK.showYouWin();
 			}
-		} else if (self.x >= 2048) {
-			// Ball hit right wall - AI scores
+		} else if (self.y >= 2732) {
+			// Ball hit bottom wall - AI scores
 			aiScore++;
 			updateScoreDisplay();
 			LK.getSound('goal').play();
 			LK.effects.flashScreen(0xff0000, 500);