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

/**** 
* Classes
****/ 
// QuestionButton: A tappable answer button
var QuestionButton = Container.expand(function () {
	var self = Container.call(this);
	// Button background
	var bg = self.attachAsset('buttonBg', {
		width: 1400,
		height: 180,
		color: 0x222222,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Button text
	var txt = new Text2('', {
		size: 70,
		fill: 0xFFFFFF
	});
	txt.anchor.set(0.5, 0.5);
	self.addChild(txt);
	self.setText = function (t) {
		txt.setText(t);
	};
	self.setWidth = function (w) {
		bg.width = w;
	};
	self.setY = function (y) {
		self.y = y;
	};
	self.setEnabled = function (enabled) {
		self.interactive = enabled;
		bg.alpha = enabled ? 1 : 0.5;
	};
	self.flash = function (color, duration) {
		tween(bg, {
			color: color
		}, {
			duration: duration / 2,
			easing: tween.easeIn,
			onFinish: function onFinish() {
				tween(bg, {
					color: 0x222222
				}, {
					duration: duration / 2,
					easing: tween.easeOut
				});
			}
		});
	};
	self.down = function (x, y, obj) {
		if (self.interactive && typeof self.onSelect === 'function') {
			self.onSelect(self.buttonIndex);
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x181818
});

/**** 
* Game Code
****/ 
// No custom assets needed; LK will auto-create Text2 and shape assets as used below
// Meme questions: Each has {q: question, a: [answers], c: correctIndex}
var memeQuestions = [{
	q: "What animal is famous for 'Doge' meme?",
	a: ["Shiba Inu", "Corgi", "Pug", "Bulldog"],
	c: 0
}, {
	q: "Which phrase is associated with 'Success Kid'?",
	a: ["Nailed it!", "I did it!", "Yes!", "Win!"],
	c: 3
}, {
	q: "What color is the background of 'Distracted Boyfriend' meme?",
	a: ["Blue", "City street", "Green", "Classroom"],
	c: 1
}, {
	q: "What is the catchphrase of 'Grumpy Cat'?",
	a: ["Nope.", "I had fun once, it was awful.", "Meh.", "Whatever."],
	c: 1
}, {
	q: "Which meme features a frog on a unicycle?",
	a: ["Dat Boi", "Pepe", "Kermit", "Froggo"],
	c: 0
}, {
	q: "What is 'Pepe the Frog' usually expressing?",
	a: ["Happiness", "Sadness", "Anger", "Excitement"],
	c: 1
}, {
	q: "What is the name of the meme with a dog in a burning room saying 'This is fine'?",
	a: ["Disaster Dog", "This is Fine", "Crisis Canine", "Calm Dog"],
	c: 1
}, {
	q: "Which meme is known for 'Hide the Pain'?",
	a: ["Harold", "Steve", "Bob", "Larry"],
	c: 0
}, {
	q: "What is the punchline of 'Woman Yelling at Cat' meme?",
	a: ["Why are you yelling?", "No!", "Confused Cat", "Table Cat"],
	c: 3
}, {
	q: "What is the name of the meme with a guy blinking in disbelief?",
	a: ["Blinking Guy", "Surprised Pikachu", "Confused Nick Young", "Roll Safe"],
	c: 0
}, {
	q: "Which meme is associated with 'Is this a pigeon?'",
	a: ["Anime Guy", "Butterfly Guy", "Pigeon Guy", "Confused Guy"],
	c: 1
}, {
	q: "What is the name of the meme with a man tapping his head?",
	a: ["Roll Safe", "Smart Guy", "Think About It", "Head Tap"],
	c: 0
}, {
	q: "Which meme is known for 'Expanding Brain'?",
	a: ["Galaxy Brain", "Big Brain", "Brainstorm", "Brain Blast"],
	c: 0
}, {
	q: "What is the name of the meme with a surprised yellow mouse?",
	a: ["Shocked Pikachu", "Surprised Pikachu", "Astonished Pikachu", "Confused Pikachu"],
	c: 1
}, {
	q: "What is the reward for answering all 15 questions?",
	a: ["A real million dollars", "A virtual million dollars", "A meme trophy", "A pizza"],
	c: 1
}];
// Shuffle questions for each game
function shuffleQuestions(arr) {
	var out = [];
	var used = [];
	for (var i = 0; i < arr.length; i++) used[i] = false;
	for (var j = 0; j < arr.length; j++) {
		var idx;
		do {
			idx = Math.floor(Math.random() * arr.length);
		} while (used[idx]);
		used[idx] = true;
		out.push(arr[idx]);
	}
	return out;
}
// State
var currentQuestionIndex = 0;
var currentQuestions = [];
var bestStreak = storage.bestStreak || 0;
var streak = 0;
var buttons = [];
var questionText = null;
var streakText = null;
var bestText = null;
var millionText = null;
var canAnswer = true;
// Layout
var questionY = 420;
var buttonStartY = 900;
var buttonSpacing = 260;
// GUI: Streak and best streak
streakText = new Text2('Streak: 0', {
	size: 70,
	fill: "#fff"
});
streakText.anchor.set(0, 0);
LK.gui.top.addChild(streakText);
bestText = new Text2('Best: ' + bestStreak, {
	size: 70,
	fill: "#fff"
});
bestText.anchor.set(1, 0);
LK.gui.topRight.addChild(bestText);
// Million text (shows on win)
millionText = new Text2('YOU WON $1,000,000!', {
	size: 120,
	fill: 0xFFE600
});
millionText.anchor.set(0.5, 0.5);
millionText.visible = false;
LK.gui.center.addChild(millionText);
// Question text
questionText = new Text2('', {
	size: 100,
	fill: "#fff"
});
questionText.anchor.set(0.5, 0);
questionText.x = 2048 / 2;
questionText.y = questionY;
game.addChild(questionText);
// Create answer buttons
for (var i = 0; i < 4; i++) {
	var btn = new QuestionButton();
	btn.x = 2048 / 2;
	btn.y = buttonStartY + i * buttonSpacing;
	btn.setWidth(1400);
	btn.setEnabled(false);
	btn.buttonIndex = i;
	btn.onSelect = function (idx) {
		if (!canAnswer) return;
		handleAnswer(idx);
	};
	game.addChild(btn);
	buttons.push(btn);
}
// Start a new game
function startGame() {
	currentQuestions = shuffleQuestions(memeQuestions);
	currentQuestionIndex = 0;
	streak = 0;
	updateStreak();
	millionText.visible = false;
	showQuestion();
}
// Show current question
function showQuestion() {
	canAnswer = true;
	var q = currentQuestions[currentQuestionIndex];
	questionText.setText("Q" + (currentQuestionIndex + 1) + ": " + q.q);
	for (var i = 0; i < 4; i++) {
		buttons[i].setText(q.a[i]);
		buttons[i].setEnabled(true);
	}
}
// Handle answer selection
function handleAnswer(idx) {
	canAnswer = false;
	var q = currentQuestions[currentQuestionIndex];
	var correct = idx === q.c;
	// Disable all buttons
	for (var i = 0; i < 4; i++) {
		buttons[i].setEnabled(false);
	}
	if (correct) {
		buttons[idx].flash(0x4caf50, 400);
		streak++;
		updateStreak();
		// Next question or win
		LK.setTimeout(function () {
			if (currentQuestionIndex === 14) {
				// Win
				millionText.visible = true;
				LK.effects.flashScreen(0xffe600, 800);
				if (streak > bestStreak) {
					bestStreak = streak;
					storage.bestStreak = bestStreak;
					bestText.setText('Best: ' + bestStreak);
				}
				LK.showYouWin();
			} else {
				currentQuestionIndex++;
				showQuestion();
			}
		}, 600);
	} else {
		buttons[idx].flash(0xff4444, 400);
		buttons[q.c].flash(0x4caf50, 400);
		LK.effects.flashScreen(0xff0000, 800);
		LK.setTimeout(function () {
			if (streak > bestStreak) {
				bestStreak = streak;
				storage.bestStreak = bestStreak;
				bestText.setText('Best: ' + bestStreak);
			}
			LK.showGameOver();
		}, 900);
	}
}
// Update streak display
function updateStreak() {
	streakText.setText('Streak: ' + streak);
}
// On game reset, start new game
startGame();
// On game over or win, LK will reset the game and re-run this file, so no need to handle reset logic here.

===================================================================
--- original.js
+++ change.js
@@ -56,9 +56,9 @@
 		});
 	};
 	self.down = function (x, y, obj) {
 		if (self.interactive && typeof self.onSelect === 'function') {
-			self.onSelect();
+			self.onSelect(self.buttonIndex);
 		}
 	};
 	return self;
 });
@@ -202,14 +202,13 @@
 	btn.x = 2048 / 2;
 	btn.y = buttonStartY + i * buttonSpacing;
 	btn.setWidth(1400);
 	btn.setEnabled(false);
+	btn.buttonIndex = i;
 	btn.onSelect = function (idx) {
-		return function () {
-			if (!canAnswer) return;
-			handleAnswer(idx);
-		};
-	}(i);
+		if (!canAnswer) return;
+		handleAnswer(idx);
+	};
 	game.addChild(btn);
 	buttons.push(btn);
 }
 // Start a new game