/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	highScore: 0,
	currentLevel: 1
});

/**** 
* Classes
****/ 
var Card = Container.expand(function (symbol, soundId) {
	var self = Container.call(this);
	self.symbol = symbol;
	self.soundId = soundId;
	self.isFlipped = false;
	self.isMatched = false;
	// Create card back (visible initially)
	var back = self.attachAsset('cardBack', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Create card front (hidden initially)
	var front = self.attachAsset('cardFront', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	// Add symbol text to front
	self.symbolText = new Text2(symbol, {
		size: 120,
		fill: 0x3498DB
	});
	self.symbolText.anchor.set(0.5, 0.5);
	front.addChild(self.symbolText);
	// Make card interactive
	self.interactive = true;
	// Flip animation
	self.flip = function () {
		if (self.isMatched || self.isFlipped || !gameActive || flippedCards.length >= 2) {
			return;
		}
		self.isFlipped = true;
		LK.getSound('flip').play();
		// Play the card's sound
		if (self.soundId) {
			LK.getSound(self.soundId).play();
		}
		// Animate card flip
		tween(back, {
			scaleX: 0
		}, {
			duration: 150,
			onFinish: function onFinish() {
				tween(front, {
					alpha: 1
				}, {
					duration: 0
				});
				tween(front, {
					scaleX: 1
				}, {
					duration: 150
				});
			}
		});
		// Add to flipped cards array
		flippedCards.push(self);
		// Check for match if two cards are flipped
		if (flippedCards.length === 2) {
			checkForMatch();
		}
	};
	// Reset card to face down
	self.reset = function () {
		self.isFlipped = false;
		tween(front, {
			scaleX: 0
		}, {
			duration: 150,
			onFinish: function onFinish() {
				tween(front, {
					alpha: 0
				}, {
					duration: 0
				});
				tween(back, {
					scaleX: 1
				}, {
					duration: 150
				});
			}
		});
	};
	// Show match animation
	self.showMatch = function () {
		self.isMatched = true;
		// Pulse animation for matched cards
		tween(self, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(self, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 200
				});
			}
		});
	};
	// Handle card press
	self.down = function (x, y, obj) {
		self.flip();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x34495e
});

/**** 
* Game Code
****/ 
// Game variables
var level = storage.currentLevel || 1;
var rows = 3;
var cols = 4;
var cardSpacing = 30;
var cardWidth = 300;
var cardHeight = 400;
var flippedCards = [];
var matchedPairs = 0;
var requiredPairs = 0;
var gameActive = false;
var timeLeft = 60;
var timeWarningGiven = false;
var gameTimer = null;
var cards = [];
var symbols = [];
var soundMap = {
	'A': 'dog',
	'B': 'cat',
	'C': 'elephant',
	'D': 'monkey',
	'E': 'lion',
	'F': 'bird',
	'G': 'frog',
	'H': 'dolphin'
};
// Difficulty settings based on level
function setDifficulty() {
	if (level === 1) {
		rows = 3;
		cols = 4;
		timeLeft = 60;
	} else if (level === 2) {
		rows = 4;
		cols = 4;
		timeLeft = 75;
	} else {
		rows = 4;
		cols = 5;
		timeLeft = 90;
	}
	requiredPairs = rows * cols / 2;
}
// Create symbols array
function createSymbols() {
	var availableSymbols = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J'];
	symbols = [];
	// Create pairs of symbols
	for (var i = 0; i < requiredPairs; i++) {
		var symbol = availableSymbols[i];
		symbols.push(symbol);
		symbols.push(symbol);
	}
	// Shuffle
	shuffleArray(symbols);
}
// Fisher-Yates shuffle algorithm
function shuffleArray(array) {
	for (var i = array.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = array[i];
		array[i] = array[j];
		array[j] = temp;
	}
}
// Create game board
function createBoard() {
	var boardWidth = cols * cardWidth + (cols - 1) * cardSpacing;
	var boardHeight = rows * cardHeight + (rows - 1) * cardSpacing;
	var startX = (2048 - boardWidth) / 2 + cardWidth / 2;
	var startY = (2732 - boardHeight) / 2 + cardHeight / 2;
	var index = 0;
	for (var r = 0; r < rows; r++) {
		for (var c = 0; c < cols; c++) {
			var x = startX + c * (cardWidth + cardSpacing);
			var y = startY + r * (cardHeight + cardSpacing);
			var symbol = symbols[index];
			var soundId = soundMap[symbol] || null;
			var card = new Card(symbol, soundId);
			card.x = x;
			card.y = y;
			game.addChild(card);
			cards.push(card);
			index++;
		}
	}
}
// Check for match when two cards are flipped
function checkForMatch() {
	var card1 = flippedCards[0];
	var card2 = flippedCards[1];
	LK.setTimeout(function () {
		if (card1.symbol === card2.symbol) {
			// Match found
			LK.getSound('match').play();
			card1.showMatch();
			card2.showMatch();
			matchedPairs++;
			// Update score
			LK.setScore(LK.getScore() + 100);
			scoreText.setText(LK.getScore());
			// Check if all pairs are matched
			if (matchedPairs === requiredPairs) {
				gameWon();
			}
		} else {
			// No match, flip cards back
			LK.getSound('nomatch').play();
			card1.reset();
			card2.reset();
		}
		flippedCards = [];
	}, 1000);
}
// Timer update
function updateTimer() {
	timeLeft--;
	timerText.setText("Time: " + timeLeft);
	// Time running out warning
	if (timeLeft <= 10 && !timeWarningGiven) {
		timeWarningGiven = true;
		timerText.setFill("#e74c3c");
		LK.getSound('timewarning').play();
	}
	// Game over if time runs out
	if (timeLeft <= 0) {
		gameOver();
	}
}
// Game won
function gameWon() {
	LK.clearInterval(gameTimer);
	gameActive = false;
	// Add time bonus
	var timeBonus = timeLeft * 10;
	LK.setScore(LK.getScore() + timeBonus);
	scoreText.setText(LK.getScore());
	// Update high score
	if (LK.getScore() > storage.highScore) {
		storage.highScore = LK.getScore();
	}
	// Update level
	level++;
	storage.currentLevel = level;
	// Play win sound
	LK.getSound('win').play();
	// Show success message
	LK.showYouWin();
}
// Game over
function gameOver() {
	LK.clearInterval(gameTimer);
	gameActive = false;
	// Show game over screen
	LK.showGameOver();
}
// Start a new game
function startGame() {
	// Reset game state
	matchedPairs = 0;
	flippedCards = [];
	timeWarningGiven = false;
	LK.setScore(0);
	scoreText.setText("0");
	// Clear previous game
	for (var i = 0; i < cards.length; i++) {
		cards[i].destroy();
	}
	cards = [];
	// Set up new game
	setDifficulty();
	createSymbols();
	createBoard();
	// Reset timer
	timerText.setText("Time: " + timeLeft);
	timerText.setFill("#ffffff");
	// Start timer
	if (gameTimer) {
		LK.clearInterval(gameTimer);
	}
	gameTimer = LK.setInterval(updateTimer, 1000);
	// Start game
	gameActive = true;
	// Play background music
	LK.playMusic('bgmusic', {
		fade: {
			start: 0,
			end: 0.3,
			duration: 1000
		}
	});
}
// Create UI elements
var titleText = new Text2("Flip & Match: Sound Safari", {
	size: 80,
	fill: 0xF1C40F
});
titleText.anchor.set(0.5, 0);
LK.gui.top.addChild(titleText);
titleText.y = 50;
var scoreText = new Text2("0", {
	size: 60,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0, 0);
LK.gui.topLeft.addChild(scoreText);
scoreText.x = 120; // Leave space for menu icon
scoreText.y = 50;
var timerText = new Text2("Time: 60", {
	size: 60,
	fill: 0xFFFFFF
});
timerText.anchor.set(1, 0);
LK.gui.topRight.addChild(timerText);
timerText.y = 50;
var levelText = new Text2("Level: " + level, {
	size: 60,
	fill: 0xFFFFFF
});
levelText.anchor.set(0.5, 1);
LK.gui.bottom.addChild(levelText);
levelText.y = -50;
// Start the game
LK.setTimeout(function () {
	startGame();
}, 500);
// Main game update loop
game.update = function () {
	// Update level text (in case level changes)
	levelText.setText("Level: " + level);
};

===================================================================
--- original.js
+++ change.js
@@ -249,9 +249,9 @@
 	timerText.setText("Time: " + timeLeft);
 	// Time running out warning
 	if (timeLeft <= 10 && !timeWarningGiven) {
 		timeWarningGiven = true;
-		timerText.setColor("#e74c3c");
+		timerText.setFill("#e74c3c");
 		LK.getSound('timewarning').play();
 	}
 	// Game over if time runs out
 	if (timeLeft <= 0) {
@@ -303,9 +303,9 @@
 	createSymbols();
 	createBoard();
 	// Reset timer
 	timerText.setText("Time: " + timeLeft);
-	timerText.setColor("#ffffff");
+	timerText.setFill("#ffffff");
 	// Start timer
 	if (gameTimer) {
 		LK.clearInterval(gameTimer);
 	}