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

/**** 
* Classes
****/ 
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10;
	self.dx = 0;
	self.dy = 0;
	self.radius = ballGraphics.width / 2;
	self.active = false;
	self.lastX = 0;
	self.lastY = 0;
	self.lastCollidedWith = {}; // Track collisions with paddles
	self.reset = function () {
		// Clear any existing launch timer first to prevent ghost balls
		if (self.launchTimer) {
			LK.clearTimeout(self.launchTimer);
			self.launchTimer = null;
		}
		// Reset position to center of table
		self.x = tableX;
		self.y = tableY;
		// Make sure to set lastX and lastY to the same values to prevent false collisions
		self.lastX = self.x;
		self.lastY = self.y;
		// Reset speed and direction vectors to 0
		self.dx = 0;
		self.dy = 0;
		// Explicitly deactivate ball
		self.active = false;
		// Clear collision tracking completely
		self.lastCollidedWith = {};
		// Make sure this ball is the only active ball in the game
		if (game && game.children) {
			for (var i = 0; i < game.children.length; i++) {
				var child = game.children[i];
				if (child !== self && child instanceof Ball) {
					// Remove any other balls from the game
					game.removeChild(child);
				}
			}
		}
		// Schedule ball to start after a delay
		self.launchTimer = LK.setTimeout(function () {
			// Only launch if this ball is still in the game
			if (self.parent) {
				self.launch();
			}
			self.launchTimer = null;
		}, 1000);
	};
	self.launch = function () {
		// Only launch if ball is not active and is still attached to game to prevent multiple launches
		if (self.active || !self.parent) return;
		// Launch ball at a random angle toward player or ai
		var angle = Math.random() * Math.PI / 4 - Math.PI / 8;
		// Determine direction (left or right) - use exact Math.PI value
		if (Math.random() < 0.5) {
			angle += Math.PI;
		}
		// Set reasonable initial velocity
		self.dx = Math.cos(angle) * self.speed;
		self.dy = Math.sin(angle) * self.speed;
		// Ensure lastX/lastY match current position before activating
		self.lastX = self.x;
		self.lastY = self.y;
		// Clear collision tracking completely before activating
		self.lastCollidedWith = {};
		// Activate the ball
		self.active = true;
		// Cancel any pending launch timers to prevent duplicates
		if (self.launchTimer) {
			LK.clearTimeout(self.launchTimer);
			self.launchTimer = null;
		}
	};
	self.update = function () {
		// Verify this ball is valid and active
		if (!self.active || !self.parent) return;
		// Verify this is the only active ball
		if (game && game.children) {
			var activeBalls = 0;
			var thisBallFound = false;
			for (var i = 0; i < game.children.length; i++) {
				var child = game.children[i];
				if (child instanceof Ball) {
					activeBalls++;
					if (child === self) {
						thisBallFound = true;
					}
				}
			}
			// If this ball isn't found or there are multiple balls, reset
			if (!thisBallFound || activeBalls > 1) {
				// Remove extra balls and reset this one
				for (var i = 0; i < game.children.length; i++) {
					var child = game.children[i];
					if (child instanceof Ball && child !== self) {
						game.removeChild(child);
					}
				}
				// If this is a ghost ball, remove it
				if (!thisBallFound) {
					return; // Exit update cycle for ghost ball
				}
			}
		}
		// Track last position for proper collision detection
		self.lastX = self.x;
		self.lastY = self.y;
		// Limit speed to prevent teleportation issues
		var maxSpeed = 25;
		if (Math.abs(self.dx) > maxSpeed) {
			self.dx = self.dx > 0 ? maxSpeed : -maxSpeed;
		}
		if (Math.abs(self.dy) > maxSpeed) {
			self.dy = self.dy > 0 ? maxSpeed : -maxSpeed;
		}
		// Move ball
		self.x += self.dx;
		self.y += self.dy;
		// Table boundaries
		var tableTop = tableY - tableHeight / 2 + self.radius;
		var tableBottom = tableY + tableHeight / 2 - self.radius;
		// Bounce off top and bottom
		if (self.y < tableTop) {
			self.y = tableTop;
			self.dy = -self.dy;
			// Use appropriate character hit sound
			if (currentOpponent === 1) {
				// Bombardiro Crocodilo
				LK.getSound('hitBomba').play();
			} else if (currentOpponent === 2) {
				// Ballerina Cappuccina
				LK.getSound('hitBall').play();
			} else if (currentOpponent === 0) {
				// Tralalero Tralala
				LK.getSound('hitTrala').play();
			} else if (currentOpponent === 3) {
				// Tung Tung Sahur
				LK.getSound('hitTung').play();
			}
		} else if (self.y > tableBottom) {
			self.y = tableBottom;
			self.dy = -self.dy;
			// Use appropriate character hit sound
			if (currentOpponent === 1) {
				// Bombardiro Crocodilo
				LK.getSound('hitBomba').play();
			} else if (currentOpponent === 2) {
				// Ballerina Cappuccina
				LK.getSound('hitBall').play();
			} else if (currentOpponent === 0) {
				// Tralalero Tralala
				LK.getSound('hitTrala').play();
			} else if (currentOpponent === 3) {
				// Tung Tung Sahur
				LK.getSound('hitTung').play();
			}
		}
		// Check for paddle collisions first (returns true if collision happened)
		var hitPlayerPaddle = checkPaddleCollision(self, playerPaddle);
		var hitAiPaddle = checkPaddleCollision(self, aiPaddle);
		// Only check for scoring if no paddle was hit this frame
		if (!hitPlayerPaddle && !hitAiPaddle) {
			// Check for scoring (left and right boundaries)
			var tableLeft = tableX - tableWidth / 2;
			var tableRight = tableX + tableWidth / 2;
			// Track boundary crossing for accurate scoring
			// Check if ball has just crossed the left boundary
			if (self.lastX >= tableLeft - self.radius && self.x < tableLeft - self.radius) {
				// AI scores - only if ball is active (wasn't already scored)
				if (self.active) {
					self.active = false;
					aiScore++;
					updateScoreDisplay();
					LK.getSound('score').play();
					checkGameOver();
					self.reset();
				}
			}
			// Check if ball has just crossed the right boundary
			else if (self.lastX <= tableRight + self.radius && self.x > tableRight + self.radius) {
				// Player scores - only if ball is active (wasn't already scored)
				if (self.active) {
					self.active = false;
					playerScore++;
					updateScoreDisplay();
					LK.getSound('score').play();
					checkGameOver();
					self.reset();
				}
			}
		}
	};
	return self;
});
var Character = Container.expand(function (name, description, imageAsset) {
	var self = Container.call(this);
	// Create the character box with image, name and description
	var characterBox = new CharacterBox(imageAsset, name, description);
	self.addChild(characterBox);
	// Store properties
	self.name = name || "Unknown Character";
	self.description = description || "No description available";
	self.imageAsset = imageAsset;
	// Add bounce animation
	self.startY = 0; // Initialize with 0, will be updated in first bounce
	LK.setInterval(function () {
		self.startY = self.y; // Update current position before animation
		tween(self, {
			y: self.startY - 15
		}, {
			duration: 800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(self, {
					y: self.startY
				}, {
					duration: 800,
					easing: tween.easeInOut
				});
			}
		});
	}, 2000);
	// Method to set selected state
	self.setSelected = function (isSelected) {
		characterBox.setSelected(isSelected);
	};
	// Handle click/tap
	self.down = function (x, y, obj) {
		selectCharacter(self);
	};
	return self;
});
var CharacterBox = Container.expand(function (imageAsset, name, description) {
	var self = Container.call(this);
	// Create box background
	var characterBox = self.attachAsset('characterBox', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Assign a unique color based on the character name's length
	var colorOptions = [0xf4d03f, 0x3498db, 0xe74c3c, 0x2ecc71, 0x9b59b6, 0x1abc9c];
	var colorIndex = name ? name.length % colorOptions.length : 0;
	characterBox.tint = colorOptions[colorIndex];
	// Store properties
	self.characterName = name || "Unknown Character";
	self.characterDescription = description || "No description available";
	self.imageAsset = imageAsset;
	// Add character image if specified
	if (imageAsset) {
		var characterImage = LK.getAsset(imageAsset, {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.8,
			scaleY: 0.8
		});
		characterImage.y = -10; // Position image in the center of the box
		self.addChild(characterImage);
	}
	// Create empty container for description (kept to maintain layout structure)
	var descContainer = new Container();
	descContainer.y = -characterBox.height / 2 + 80;
	self.addChild(descContainer);
	// Method to set selected state
	self.setSelected = function (isSelected) {
		if (isSelected) {
			characterBox.tint = 0xff0000;
		} else {
			// Get the original color from initialization
			var colorOptions = [0xf4d03f, 0x3498db, 0xe74c3c, 0x2ecc71, 0x9b59b6, 0x1abc9c];
			var colorIndex = self.characterName ? self.characterName.length % colorOptions.length : 0;
			characterBox.tint = colorOptions[colorIndex]; // Restore original color
		}
	};
	// Handle click/tap
	self.down = function (x, y, obj) {
		selectCharacter(self);
	};
	return self;
});
var CharacterSelectScreen = Container.expand(function () {
	var self = Container.call(this);
	var titleText = new Text2("CHOOSE YOUR WARRIOR", {
		size: 100,
		fill: 0xFFFF00
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 2048 / 2;
	titleText.y = 300;
	self.addChild(titleText);
	var characterContainers = [];
	var selectedCharacterIndex = -1;
	self.createCharacters = function () {
		// Calculate spacing based on number of characters
		var totalWidth = 2048;
		var spacing = 350;
		var startX = totalWidth / 2 - (characters.length - 1) * spacing / 2;
		var startY = 2732 / 2 - 200;
		for (var i = 0; i < characters.length; i++) {
			var characterContainer = new Container();
			// Position characters horizontally next to each other
			characterContainer.x = startX + i * spacing;
			characterContainer.y = startY;
			// Create character with image, name and description
			var character = new Character(characters[i].name, characters[i].description, characters[i].imageAsset);
			character.index = i;
			character.difficultyLevel = characters[i].difficulty;
			// Store character in container for reference
			characterContainer.character = character;
			// Add the character to the container
			characterContainer.addChild(character);
			// Implement setSelected method on the container
			characterContainer.setSelected = function (isSelected) {
				this.character.setSelected(isSelected);
			};
			characterContainer.down = function (x, y, obj) {
				selectCharacter(this.character);
			};
			characterContainers.push(characterContainer);
			self.addChild(characterContainer);
		}
	};
	self.selectCharacter = function (character) {
		// Deselect previous character
		if (selectedCharacterIndex >= 0) {
			characterContainers[selectedCharacterIndex].setSelected(false);
		}
		// Select new character
		selectedCharacterIndex = character.index;
		character.setSelected(true);
		// Animate the selected character
		tween(character, {
			scaleX: 1.2,
			scaleY: 1.2
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(character, {
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 300,
					easing: tween.easeIn
				});
			}
		});
		// Return selected character
		return characters[selectedCharacterIndex];
	};
	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 = 15;
	self.targetY = null;
	self.isAI = false;
	self.aiDifficulty = 0.5; // Default difficulty
	// Give each paddle a unique ID for collision tracking
	self.id = "paddle_" + Date.now() + "_" + Math.random().toString(36).substr(2, 9);
	self.update = function () {
		if (self.isAI && ball) {
			// AI paddle movement - follows the ball with some delay based on difficulty
			// Higher difficulty means better tracking
			if (Math.random() < self.aiDifficulty) {
				self.targetY = ball.y;
			}
			if (self.targetY !== null) {
				// Move toward target position with speed adjusted by difficulty
				var moveSpeed = self.speed * self.aiDifficulty;
				if (Math.abs(self.y - self.targetY) > moveSpeed) {
					if (self.y < self.targetY) {
						self.y += moveSpeed;
					} else {
						self.y -= moveSpeed;
					}
				} else {
					self.y = self.targetY;
				}
			}
		}
		// Keep paddle within table bounds
		var halfPaddleHeight = paddleGraphics.height / 2;
		var tableTop = tableY - tableHeight / 2 + halfPaddleHeight;
		var tableBottom = tableY + tableHeight / 2 - halfPaddleHeight;
		if (self.y < tableTop) self.y = tableTop;
		if (self.y > tableBottom) self.y = tableBottom;
	};
	return self;
});
var PaddleWithImage = Paddle.expand(function (characterImageAsset) {
	var self = Paddle.call(this);
	// Add character image on top of paddle
	if (characterImageAsset) {
		// Create a container for character image
		var imageContainer = new Container();
		self.addChild(imageContainer);
		// Get the paddle's dimensions
		var paddleWidth = 30; // Width of paddle
		var paddleHeight = 150; // Height of paddle
		// Add character image
		var characterImage = LK.getAsset(characterImageAsset, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Now that we have the image, set its scale to cover the paddle
		if (characterImage && characterImage.width && characterImage.height) {
			// Make character image much larger but keep paddle collision size
			var imageWidth = paddleWidth * 8; // Make image 8x wider for better visibility
			var imageHeight = paddleHeight * 3; // Triple the height of the image
			characterImage.scale.x = imageWidth / characterImage.width;
			characterImage.scale.y = imageHeight / characterImage.height;
		}
		// Position the image to be visible on paddle
		characterImage.y = 0;
		imageContainer.addChild(characterImage);
	}
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a5276
});

/**** 
* Game Code
****/ 
// Game constants
var tableWidth = 1600;
var tableHeight = 1200;
var tableX = 2048 / 2;
var tableY = 2732 / 2;
// Game state variables
var gameState = "character_select"; // "character_select", "playing", "game_over"
var playerScore = 0;
var aiScore = 0;
var currentOpponent = 0;
var selectedCharacter = null;
var lastDragY = 0;
// Character data
var characters = [{
	name: "Tralalero Tralala",
	description: "Shark in Nikes",
	difficulty: 0.4,
	imageAsset: 'tralalero',
	hitSound: 'hitTrala'
}, {
	name: "Bombardiro Crocodilo",
	description: "Bomber plane crocodile",
	difficulty: 0.5,
	imageAsset: 'bombardiro',
	hitSound: 'hitBomba'
}, {
	name: "         Ballerina Cappuccina",
	description: "Elegant dancer from Italian Brainrot",
	difficulty: 0.6,
	imageAsset: 'ballerina',
	hitSound: 'hitBall'
}, {
	name: "Tung Tung Sahur",
	description: "Wooden figure with a bat",
	difficulty: 0.7,
	imageAsset: 'tungsahur',
	hitSound: 'hitTung'
}];
// Game elements
var table;
var net;
var playerPaddle;
var aiPaddle;
var ball;
var characterSelection = [];
var characterSelectScreen;
var playerScoreText;
var aiScoreText;
var statusText;
// Initialize the game
function initGame() {
	// Play background music
	LK.playMusic('gameMusic');
	// Always reset status text to avoid overlap
	if (statusText) {
		game.removeChild(statusText);
		statusText = null;
	}
	if (gameState === "character_select") {
		// Set a different background color for character select screen
		game.setBackgroundColor(0x6c3483); // Purple background for character select
		// Create and display character selection screen
		characterSelectScreen = new CharacterSelectScreen();
		game.addChild(characterSelectScreen);
		characterSelectScreen.createCharacters();
	} else {
		// Set game background color
		game.setBackgroundColor(0x1a5276); // Blue background for gameplay
		// Create table
		table = LK.getAsset('table', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: tableX,
			y: tableY
		});
		game.addChild(table);
		// Create net
		net = LK.getAsset('net', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: tableX,
			y: tableY
		});
		game.addChild(net);
		// Create score displays
		var playerScoreBoard = LK.getAsset('scoreBoard', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: tableX - tableWidth / 4,
			y: tableY - tableHeight / 2 - 80
		});
		game.addChild(playerScoreBoard);
		var aiScoreBoard = LK.getAsset('scoreBoard', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: tableX + tableWidth / 4,
			y: tableY - tableHeight / 2 - 80
		});
		game.addChild(aiScoreBoard);
		playerScoreText = new Text2("0", {
			size: 60,
			fill: 0xFFFFFF
		});
		playerScoreText.anchor.set(0.5, 0.5);
		playerScoreText.x = tableX - tableWidth / 4;
		playerScoreText.y = tableY - tableHeight / 2 - 80;
		game.addChild(playerScoreText);
		aiScoreText = new Text2("0", {
			size: 60,
			fill: 0xFFFFFF
		});
		aiScoreText.anchor.set(0.5, 0.5);
		aiScoreText.x = tableX + tableWidth / 4;
		aiScoreText.y = tableY - tableHeight / 2 - 80;
		game.addChild(aiScoreText);
		// Don't create status text at initialization since we're in character select mode
	}
}
function selectCharacter(character) {
	// Don't select the current opponent character
	if (character.index === currentOpponent) {
		// Flash the character to indicate it can't be selected
		tween(character, {
			alpha: 0.4
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(character, {
					alpha: 1.0
				}, {
					duration: 300,
					easing: tween.easeIn
				});
			}
		});
		return; // Don't proceed with selection
	}
	// If we already have a selected character, prevent selecting the same character
	if (selectedCharacter && character.index === selectedCharacter.index) {
		// Flash the character to indicate it can't be selected
		tween(character, {
			alpha: 0.4
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(character, {
					alpha: 1.0
				}, {
					duration: 300,
					easing: tween.easeIn
				});
			}
		});
		return; // Don't proceed with selection
	}
	// Use the CharacterSelectScreen to handle selection
	var selectedChar = characterSelectScreen.selectCharacter(character);
	selectedCharacter = character;
	// Make sure currentOpponent is properly set before checking it
	if (currentOpponent === undefined || currentOpponent === null) {
		currentOpponent = 0;
	}
	// Set the opponent to be a different character than the selected one
	var availableOpponents = [];
	for (var i = 0; i < characters.length; i++) {
		if (i !== character.index) {
			availableOpponents.push(i);
		}
	}
	// If no available opponents, return without selecting character
	if (availableOpponents.length === 0) {
		return;
	}
	// Randomly select one of the available opponents
	var randomIndex = Math.floor(Math.random() * availableOpponents.length);
	currentOpponent = availableOpponents[randomIndex];
	// Start the game after a delay with animation
	tween(character, {
		alpha: 0.8
	}, {
		duration: 500,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			LK.setTimeout(function () {
				startGame();
			}, 800);
		}
	});
}
function startGame() {
	// Remove character selection screen with fade out
	if (characterSelectScreen) {
		tween(characterSelectScreen, {
			alpha: 0
		}, {
			duration: 500,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				game.removeChild(characterSelectScreen);
				characterSelectScreen = null;
				// Switch game state
				gameState = "playing";
				// Reinitialize the game with gameplay elements
				game.setBackgroundColor(0x1a5276); // Blue background for gameplay
				initGame();
				// Setup game elements
				playerScore = 0;
				aiScore = 0;
				currentOpponent = 0;
				// Remove any existing balls to prevent ghost balls
				if (game.children) {
					for (var i = game.children.length - 1; i >= 0; i--) {
						var child = game.children[i];
						if (child instanceof Ball) {
							game.removeChild(child);
						}
					}
				}
				// Remove any existing paddles to prevent duplicates
				if (game.children) {
					for (var i = game.children.length - 1; i >= 0; i--) {
						var child = game.children[i];
						if (child instanceof Paddle) {
							game.removeChild(child);
						}
					}
				}
				// Create paddles with character images
				playerPaddle = new PaddleWithImage(selectedCharacter.imageAsset);
				playerPaddle.x = tableX - tableWidth / 2 + 50;
				playerPaddle.y = tableY;
				game.addChild(playerPaddle);
				aiPaddle = new PaddleWithImage(characters[currentOpponent].imageAsset);
				aiPaddle.x = tableX + tableWidth / 2 - 50;
				aiPaddle.y = tableY;
				aiPaddle.isAI = true;
				// Set AI difficulty directly from character definition
				aiPaddle.aiDifficulty = characters[currentOpponent].difficulty;
				console.log("AI Difficulty: " + aiPaddle.aiDifficulty);
				game.addChild(aiPaddle);
				// Always remove existing status text to prevent duplicates
				if (statusText) {
					game.removeChild(statusText);
				}
				// Create new status text
				statusText = new Text2("VS " + characters[currentOpponent].name, {
					size: 80,
					fill: 0xFFFFFF
				});
				statusText.anchor.set(0.5, 0.5);
				statusText.x = tableX;
				statusText.y = 200;
				game.addChild(statusText);
				// Make sure the status text is visible
				statusText.alpha = 1;
				// Create ball
				ball = new Ball();
				game.addChild(ball);
				// Reset the ball after adding to game to ensure proper initialization
				ball.reset();
				updateScoreDisplay();
			}
		});
	}
}
function updateScoreDisplay() {
	playerScoreText.setText(playerScore.toString());
	aiScoreText.setText(aiScore.toString());
}
function checkGameOver() {
	if (playerScore >= 5) {
		// Player wins this round
		// Update opponent name only after player reaches score of 5
		currentOpponent++;
		if (currentOpponent >= characters.length) {
			// Player has beaten all opponents
			gameState = "game_over";
			// Show victory
			LK.setTimeout(function () {
				if (statusText) {
					statusText.setText("You are the Brainrot Pong Champion!");
				}
			}, 100);
			LK.getSound('win').play();
			LK.showYouWin();
		} else {
			// Next opponent
			playerScore = 0;
			aiScore = 0;
			// Set AI difficulty directly from character definition
			aiPaddle.aiDifficulty = characters[currentOpponent].difficulty;
			// Flash the screen gold to indicate new opponent
			LK.effects.flashScreen(0xFFD700, 500);
			// Wait for transition before updating text
			LK.setTimeout(function () {
				if (statusText) {
					statusText.setText("VS " + characters[currentOpponent].name);
				}
			}, 100);
			updateScoreDisplay();
		}
	} else if (aiScore >= 5) {
		// AI wins
		gameState = "game_over";
		// Wait for game over screen before showing text
		LK.setTimeout(function () {
			if (statusText) {
				statusText.setText("Game Over!");
			}
		}, 100);
		LK.showGameOver();
	}
}
function checkPaddleCollision(ball, paddle) {
	if (!ball.active) return false; // Return false if ball not active
	// Get actual paddle dimensions from the image if it exists
	var paddleWidth;
	var paddleHeight;
	// Check if this is a PaddleWithImage with a character image
	if (paddle.children && paddle.children.length > 0) {
		// First child is the original paddle image, second might be image container
		var imageContainer = paddle.children[1];
		if (imageContainer && imageContainer.children && imageContainer.children.length > 0) {
			var characterImage = imageContainer.children[0];
			if (characterImage) {
				paddleWidth = characterImage.width * characterImage.scale.x;
				paddleHeight = characterImage.height * characterImage.scale.y;
			}
		}
	}
	// Fallback to default paddle dimensions if we couldn't find the image
	if (!paddleWidth || !paddleHeight) {
		paddleWidth = 30; // Default paddle width
		paddleHeight = 150; // Default paddle height
	}
	// Define rectangular collision box for paddle
	var paddleLeft = paddle.x - paddleWidth / 2;
	var paddleRight = paddle.x + paddleWidth / 2;
	var paddleTop = paddle.y - paddleHeight / 2;
	var paddleBottom = paddle.y + paddleHeight / 2;
	// Calculate ball position including radius for more accurate detection
	var ballLeft = ball.x - ball.radius;
	var ballRight = ball.x + ball.radius;
	var ballTop = ball.y - ball.radius;
	var ballBottom = ball.y + ball.radius;
	// Calculate last ball position for trajectory analysis
	var lastBallLeft = ball.lastX - ball.radius;
	var lastBallRight = ball.lastX + ball.radius;
	var lastBallTop = ball.lastY - ball.radius;
	var lastBallBottom = ball.lastY + ball.radius;
	// Check if ball is within paddle bounds
	var isIntersecting = ballRight > paddleLeft && ballLeft < paddleRight && ballBottom > paddleTop && ballTop < paddleBottom;
	// Check for fast-moving ball that might have teleported through paddle
	// Check both horizontal and vertical trajectories for accurate detection
	var crossedLeftToRight = lastBallRight <= paddleLeft && ballRight > paddleLeft && !(lastBallBottom < paddleTop || lastBallTop > paddleBottom) && !(ballBottom < paddleTop || ballTop > paddleBottom);
	var crossedRightToLeft = lastBallLeft >= paddleRight && ballLeft < paddleRight && !(lastBallBottom < paddleTop || lastBallTop > paddleBottom) && !(ballBottom < paddleTop || ballTop > paddleBottom);
	// Only process collision if ball is moving toward the paddle
	var movingTowardLeftPaddle = ball.dx < 0 && paddle === playerPaddle;
	var movingTowardRightPaddle = ball.dx > 0 && paddle === aiPaddle;
	// Check if this paddle was already hit in this movement
	var alreadyCollidedWithThisPaddle = ball.lastCollidedWith[paddle.id];
	// Apply collision only on first contact, not for continuous contact
	var justHitPaddle = (isIntersecting || crossedLeftToRight || crossedRightToLeft) && (movingTowardLeftPaddle && paddle === playerPaddle || movingTowardRightPaddle && paddle === aiPaddle) && !alreadyCollidedWithThisPaddle;
	if (justHitPaddle) {
		// Mark this paddle as having been collided with
		ball.lastCollidedWith[paddle.id] = true;
		// For left paddle (player)
		if (paddle === playerPaddle) {
			// Ball hit paddle from right
			ball.x = paddleRight + ball.radius;
			ball.dx = Math.abs(ball.dx);
			// Adjust angle based on where ball hit the paddle
			var relativeIntersectY = paddle.y - ball.y;
			var normalizedRelativeIntersectionY = relativeIntersectY / (paddleHeight / 2);
			var bounceAngle = normalizedRelativeIntersectionY * (Math.PI / 4); // 45 degrees max angle
			// Adjust ball direction based on where it hit the paddle
			var speed = Math.sqrt(ball.dx * ball.dx + ball.dy * ball.dy);
			ball.dx = Math.cos(bounceAngle) * speed;
			ball.dy = -Math.sin(bounceAngle) * speed;
			// Increase speed slightly with each hit but cap it
			ball.dx = Math.min(Math.abs(ball.dx * 1.05), 25) * (ball.dx < 0 ? -1 : 1);
			ball.dy = Math.min(Math.abs(ball.dy * 1.05), 25) * (ball.dy < 0 ? -1 : 1);
			// Use player's selected character's hit sound if available, otherwise default hit sound
			if (selectedCharacter && selectedCharacter.index !== undefined && characters[selectedCharacter.index].hitSound) {
				LK.getSound(characters[selectedCharacter.index].hitSound).play();
			} else {
				LK.getSound('hit').play();
			}
			// For right paddle (AI)
		} else if (paddle === aiPaddle) {
			// Ball hit paddle from left
			ball.x = paddleLeft - ball.radius;
			ball.dx = -Math.abs(ball.dx);
			// Adjust angle based on where ball hit the paddle
			var relativeIntersectY = paddle.y - ball.y;
			var normalizedRelativeIntersectionY = relativeIntersectY / (paddleHeight / 2);
			var bounceAngle = normalizedRelativeIntersectionY * (Math.PI / 4); // 45 degrees max angle
			// Adjust ball direction based on where it hit the paddle
			var speed = Math.sqrt(ball.dx * ball.dx + ball.dy * ball.dy);
			ball.dx = -Math.cos(bounceAngle) * speed;
			ball.dy = -Math.sin(bounceAngle) * speed;
			// Increase speed slightly with each hit but cap it
			ball.dx = Math.min(Math.abs(ball.dx * 1.05), 25) * (ball.dx < 0 ? -1 : 1);
			ball.dy = Math.min(Math.abs(ball.dy * 1.05), 25) * (ball.dy < 0 ? -1 : 1);
			// Use AI opponent character's hit sound if available, otherwise default hit sound
			if (currentOpponent !== undefined && currentOpponent < characters.length) {
				// Play the character's specific hit sound based on their index
				var hitSound = characters[currentOpponent].hitSound;
				if (hitSound) {
					LK.getSound(hitSound).play();
				} else {
					// Fallback to individual sound effects if hitSound property isn't available
					if (currentOpponent === 0) {
						// Tralalero
						LK.getSound('hitTrala').play();
					} else if (currentOpponent === 1) {
						// Bombardiro
						LK.getSound('hitBomba').play();
					} else if (currentOpponent === 2) {
						// Ballerina
						LK.getSound('hitBall').play();
					} else if (currentOpponent === 3) {
						// Tung
						LK.getSound('hitTung').play();
					}
				}
			} else {
				LK.getSound('hit').play();
			}
		}
		// Return true to indicate collision happened
		return true;
	} else if (!justHitPaddle && !isIntersecting) {
		// Clear collision flag when ball is no longer intersecting with this paddle
		if (ball.lastCollidedWith[paddle.id]) {
			ball.lastCollidedWith[paddle.id] = false;
		}
	}
	// Return false if no collision happened
	return false;
}
// Input handling
game.down = function (x, y, obj) {
	if (gameState === "playing") {
		lastDragY = y;
	}
};
game.move = function (x, y, obj) {
	if (gameState === "playing" && playerPaddle) {
		var deltaY = y - lastDragY;
		playerPaddle.y += deltaY;
		lastDragY = y;
	}
};
game.up = function (x, y, obj) {
	// Release any dragging
};
// Game update function
game.update = function () {
	if (gameState === "playing") {
		if (playerPaddle) playerPaddle.update();
		if (aiPaddle) aiPaddle.update();
		if (ball) ball.update();
	}
};
// Initialize the game
initGame();

===================================================================
--- original.js
+++ change.js
@@ -851,21 +851,27 @@
 			ball.dx = Math.min(Math.abs(ball.dx * 1.05), 25) * (ball.dx < 0 ? -1 : 1);
 			ball.dy = Math.min(Math.abs(ball.dy * 1.05), 25) * (ball.dy < 0 ? -1 : 1);
 			// Use AI opponent character's hit sound if available, otherwise default hit sound
 			if (currentOpponent !== undefined && currentOpponent < characters.length) {
-				// Get the right sound for each character based on first 3 letters of their name
-				if (currentOpponent === 0) {
-					// Tralalero
-					LK.getSound('hitTrala').play();
-				} else if (currentOpponent === 1) {
-					// Bombardiro
-					LK.getSound('hitBomba').play();
-				} else if (currentOpponent === 2) {
-					// Ballerina
-					LK.getSound('hitBall').play();
-				} else if (currentOpponent === 3) {
-					// Tung
-					LK.getSound('hitTung').play();
+				// Play the character's specific hit sound based on their index
+				var hitSound = characters[currentOpponent].hitSound;
+				if (hitSound) {
+					LK.getSound(hitSound).play();
+				} else {
+					// Fallback to individual sound effects if hitSound property isn't available
+					if (currentOpponent === 0) {
+						// Tralalero
+						LK.getSound('hitTrala').play();
+					} else if (currentOpponent === 1) {
+						// Bombardiro
+						LK.getSound('hitBomba').play();
+					} else if (currentOpponent === 2) {
+						// Ballerina
+						LK.getSound('hitBall').play();
+					} else if (currentOpponent === 3) {
+						// Tung
+						LK.getSound('hitTung').play();
+					}
 				}
 			} else {
 				LK.getSound('hit').play();
 			}