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

/**** 
* Classes
****/ 
// Bowl class
var Bowl = Container.expand(function () {
	var self = Container.call(this);
	// Attach bowl asset
	var bowlAsset = self.attachAsset('bowl', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.bowlAsset = bowlAsset;
	self.isHinted = false;
	self.isRevealed = false;
	self.index = 0; // Which bowl in the array
	self.hasCoin = false;
	// For animating up/down
	self.lift = function (onFinish) {
		// Animate bowl up to reveal coin
		tween(self, {
			y: self.y - 120
		}, {
			duration: 300,
			easing: tween.cubicOut,
			onFinish: onFinish
		});
	};
	self.lower = function (onFinish) {
		// Animate bowl down to cover coin
		tween(self, {
			y: self.y + 120
		}, {
			duration: 300,
			easing: tween.cubicIn,
			onFinish: onFinish
		});
	};
	self.setHint = function (hinted) {
		if (hinted && !self.isHinted) {
			// Swap to hint asset
			self.removeChild(self.bowlAsset);
			self.bowlAsset = self.attachAsset('bowlHint', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.isHinted = true;
		} else if (!hinted && self.isHinted) {
			self.removeChild(self.bowlAsset);
			self.bowlAsset = self.attachAsset('bowl', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.isHinted = false;
		}
	};
	// Touch event
	self.down = function (x, y, obj) {
		if (game.state === 'pick' && !self.isRevealed) {
			game.pickBowl(self.index);
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2e294e
});

/**** 
* Game Code
****/ 
// Bowls: Use ellipse shapes for bowls, different color for coin bowl highlight/hint
// --- Game State Variables ---
var bowls = [];
var coinIndex = 0;
var numBowls = 3;
var round = 1;
var hearts = 3;
var coins = storage.coins || 0;
var state = 'idle'; // 'idle', 'shuffling', 'pick', 'reveal', 'gameover'
var shuffleCount = 0;
var shufflePlan = [];
var shuffleSpeed = 600;
var coinSprite = null;
var heartSprites = [];
var hintBtn = null;
var hintActive = false;
var hintCost = 10;
var scoreTxt = null;
var roundTxt = null;
var coinsTxt = null;
var shuffleTimer = null;
// --- GUI Elements --- 
scoreTxt = new Text2('Hearts: 3', {
	size: 80,
	fill: 0xFF4444
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
coinsTxt = new Text2('Coins: 0', {
	size: 80,
	fill: 0xFFE066
});
coinsTxt.anchor.set(0.5, 0);
// Place coins text at top left, but offset to avoid menu (x=120)
LK.gui.top.addChild(coinsTxt);
coinsTxt.x = -2048 / 2 + 480; // Move even further right (480px from left edge)
coinsTxt.y = 180; // Move even further down (180px from top)
roundTxt = new Text2('Round 1', {
	size: 60,
	fill: 0xFFFFFF
});
roundTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(roundTxt);
roundTxt.y = 90;
hintBtn = new Text2('Hint (10)', {
	size: 80,
	fill: 0x00E6E6
});
hintBtn.anchor.set(0.5, 0.5);
LK.gui.bottom.addChild(hintBtn);
hintBtn.y = -100;
hintBtn.interactive = true;
hintBtn.buttonMode = true;
hintBtn.down = function (x, y, obj) {
	if (game.state === 'pick' && !hintActive && coins >= hintCost) {
		coins -= hintCost;
		storage.coins = coins;
		updateCoins();
		activateHint();
	}
};
// Add Reveal (50) button
var revealBtn = new Text2('Reveal (50)', {
	size: 80,
	fill: 0xFF66CC
});
revealBtn.anchor.set(0.5, 0.5);
LK.gui.bottom.addChild(revealBtn);
revealBtn.y = 0; // Place below the hint button
revealBtn.interactive = true;
revealBtn.buttonMode = true;
revealBtn.down = function (x, y, obj) {
	if (game.state === 'pick' && coins >= 50) {
		coins -= 50;
		storage.coins = coins;
		updateCoins();
		// Reveal the correct bowl and show the coin
		for (var i = 0; i < bowls.length; i++) {
			bowls[i].isRevealed = true;
			if (bowls[i].hasCoin) {
				bowls[i].lift();
				showCoinUnderBowl(i);
				LK.effects.flashObject(bowls[i], 0x00ff00, 600);
			}
		}
		game.state = 'reveal';
		LK.getSound('reveal').play();
		LK.getSound('win').play();
		// Next round after short delay
		LK.setTimeout(function () {
			round += 1;
			setupRound();
		}, 1200);
	}
};
// --- Bottom Panel for Bowl Number Buttons ---
var bowlButtons = [];
function createBowlButtons(n) {
	// Remove old buttons
	for (var i = 0; i < bowlButtons.length; i++) {
		if (bowlButtons[i].parent) bowlButtons[i].parent.removeChild(bowlButtons[i]);
	}
	bowlButtons = [];
	// Spread buttons evenly at the bottom
	var spacing = 320;
	var totalWidth = (n - 1) * spacing;
	var startX = 0 - totalWidth / 2;
	for (var i = 0; i < n; i++) {
		var btn = new Text2('Bowl ' + (i + 1), {
			size: 90,
			fill: 0xffffff
		});
		btn.anchor.set(0.5, 0.5);
		btn.x = startX + i * spacing;
		btn.y = -220; // Move panel above the hint text (which is at y = -100)
		btn.interactive = true;
		btn.buttonMode = true;
		(function (idx) {
			btn.down = function (x, y, obj) {
				if (game.state === 'pick') {
					game.pickBowl(idx);
				}
			};
		})(i);
		LK.gui.bottom.addChild(btn);
		bowlButtons.push(btn);
	}
}
function removeBowlButtons() {
	for (var i = 0; i < bowlButtons.length; i++) {
		if (bowlButtons[i].parent) bowlButtons[i].parent.removeChild(bowlButtons[i]);
	}
	bowlButtons = [];
}
// --- Helper Functions ---
function updateHearts() {
	scoreTxt.setText('Hearts: ' + hearts);
}
function updateCoins() {
	coinsTxt.setText('Coins: ' + coins);
}
function updateRound() {
	roundTxt.setText('Round ' + round);
}
function resetHint() {
	hintActive = false;
	for (var i = 0; i < bowls.length; i++) {
		bowls[i].setHint(false);
	}
}
function activateHint() {
	hintActive = true;
	// Find which half the coin is in, and hide the other half
	var n = bowls.length;
	var half = Math.floor(n / 2);
	// Always keep at least 2 bowls (if n==2, keep both)
	if (n <= 2) {
		bowls[coinIndex].setHint(true);
		LK.setTimeout(function () {
			resetHint();
		}, 1200);
		return;
	}
	// Decide which half to keep
	// Sort bowls by x position (left to right)
	var sorted = [];
	for (var i = 0; i < bowls.length; i++) sorted.push(bowls[i]);
	sorted.sort(function (a, b) {
		return a.x - b.x;
	});
	var coinPos = -1;
	for (var i = 0; i < sorted.length; i++) {
		if (sorted[i].index === coinIndex) {
			coinPos = i;
			break;
		}
	}
	var keepStart, keepEnd;
	if (coinPos < half) {
		// Keep left half
		keepStart = 0;
		keepEnd = half;
	} else {
		// Keep right half
		keepStart = n - half;
		keepEnd = n;
	}
	for (var i = 0; i < sorted.length; i++) {
		if (i >= keepStart && i < keepEnd) {
			sorted[i].visible = true;
			if (sorted[i].index === coinIndex) {
				sorted[i].setHint(true);
			} else {
				sorted[i].setHint(false);
			}
		} else {
			sorted[i].visible = false;
		}
	}
	// Remove hint and restore all bowls after 1.2s
	LK.setTimeout(function () {
		for (var i = 0; i < bowls.length; i++) {
			bowls[i].visible = true;
		}
		resetHint();
	}, 1200);
}
function showCoinUnderBowl(idx) {
	// Place coin under bowl at idx
	var bowl = bowls[idx];
	if (!coinSprite) {
		coinSprite = LK.getAsset('coin', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		game.addChild(coinSprite);
	}
	coinSprite.x = bowl.x;
	coinSprite.y = bowl.y + 100;
	coinSprite.visible = true;
}
function hideCoin() {
	if (coinSprite) coinSprite.visible = false;
}
function showAllBowls() {
	for (var i = 0; i < bowls.length; i++) {
		bowls[i].visible = true;
	}
}
function hideAllBowls() {
	for (var i = 0; i < bowls.length; i++) {
		bowls[i].visible = false;
	}
}
function showHearts() {
	// Remove old
	for (var i = 0; i < heartSprites.length; i++) {
		if (heartSprites[i].parent) heartSprites[i].parent.removeChild(heartSprites[i]);
	}
	heartSprites = [];
	// Show hearts at top left, but not in 0,0 (menu)
	for (var i = 0; i < hearts; i++) {
		var h = LK.getAsset('heart', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		h.x = 120 + i * 90;
		h.y = 120;
		game.addChild(h);
		heartSprites.push(h);
	}
}
function removeHearts() {
	for (var i = 0; i < heartSprites.length; i++) {
		if (heartSprites[i].parent) heartSprites[i].parent.removeChild(heartSprites[i]);
	}
	heartSprites = [];
}
function shuffleArray(arr) {
	// Fisher-Yates shuffle
	for (var i = arr.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = arr[i];
		arr[i] = arr[j];
		arr[j] = temp;
	}
}
function getBowlPositions(n) {
	// Centered horizontally, spread evenly
	var spacing = 400;
	var totalWidth = (n - 1) * spacing;
	var startX = 2048 / 2 - totalWidth / 2;
	var y = 1500;
	var positions = [];
	for (var i = 0; i < n; i++) {
		positions.push({
			x: startX + i * spacing,
			y: y
		});
	}
	return positions;
}
// --- Game Logic ---
function setupRound() {
	// Remove old bowls
	for (var i = 0; i < bowls.length; i++) {
		if (bowls[i].parent) bowls[i].parent.removeChild(bowls[i]);
	}
	bowls = [];
	resetHint();
	hideCoin();
	removeHearts();
	showHearts();
	updateHearts();
	updateCoins();
	updateRound();
	// Make shuffle a little more faster each round, but never below 200ms
	shuffleSpeed = Math.max(600 - (round - 1) * 18, 200);
	// Add more bowls every 10 rounds, up to 7
	numBowls = 3 + Math.floor((round - 1) / 10);
	if (numBowls > 7) numBowls = 7;
	// Place bowls
	var positions = getBowlPositions(numBowls);
	for (var i = 0; i < numBowls; i++) {
		var b = new Bowl();
		b.x = positions[i].x;
		b.y = positions[i].y;
		b.index = i;
		b.hasCoin = false;
		bowls.push(b);
		game.addChild(b);
	}
	// Place coin under random bowl
	coinIndex = Math.floor(Math.random() * numBowls);
	bowls[coinIndex].hasCoin = true;
	showCoinUnderBowl(coinIndex);
	// Show all bowls
	showAllBowls();
	// Show bowl number buttons
	createBowlButtons(numBowls);
	// Start shuffle after a short delay
	game.state = 'idle';
	LK.setTimeout(function () {
		startShuffle();
	}, 900);
}
function startShuffle() {
	// Hide coin
	hideCoin();
	// Shuffle plan: create a list of shuffle actions
	shuffleCount = 4 + round; // Fewer swaps, easier to track
	shufflePlan = [];
	// Define shuffling tactics
	// tactic 0: simple swap two random bowls
	// tactic 1: rotate all bowls left
	// tactic 2: rotate all bowls right
	// tactic 3: swap outermost bowls
	// tactic 4: swap center with random
	for (var i = 0; i < shuffleCount; i++) {
		var tactic = Math.floor(Math.random() * 5);
		if (tactic === 0) {
			// Simple swap
			var a = Math.floor(Math.random() * numBowls);
			var b = Math.floor(Math.random() * numBowls);
			while (b === a) b = Math.floor(Math.random() * numBowls);
			shufflePlan.push({
				type: 'swap',
				a: a,
				b: b
			});
		} else if (tactic === 1 && numBowls > 2) {
			// Rotate left
			shufflePlan.push({
				type: 'rotateLeft'
			});
		} else if (tactic === 2 && numBowls > 2) {
			// Rotate right
			shufflePlan.push({
				type: 'rotateRight'
			});
		} else if (tactic === 3 && numBowls > 2) {
			// Swap outermost
			shufflePlan.push({
				type: 'swap',
				a: 0,
				b: numBowls - 1
			});
		} else if (tactic === 4 && numBowls > 2) {
			// Swap center with random
			var center = Math.floor(numBowls / 2);
			var rand = Math.floor(Math.random() * numBowls);
			while (rand === center) rand = Math.floor(Math.random() * numBowls);
			shufflePlan.push({
				type: 'swap',
				a: center,
				b: rand
			});
		} else {
			// fallback to simple swap
			var a = Math.floor(Math.random() * numBowls);
			var b = Math.floor(Math.random() * numBowls);
			while (b === a) b = Math.floor(Math.random() * numBowls);
			shufflePlan.push({
				type: 'swap',
				a: a,
				b: b
			});
		}
	}
	game.state = 'shuffling';
	shuffleStep(0);
}
function shuffleStep(idx) {
	if (idx >= shufflePlan.length) {
		// Done shuffling
		game.state = 'pick';
		for (var i = 0; i < bowls.length; i++) {
			bowls[i].isRevealed = false;
		}
		return;
	}
	var action = shufflePlan[idx];
	LK.getSound('shuffle').play();
	if (action.type === 'swap') {
		var a = action.a,
			b = action.b;
		var bowlA = bowls[a],
			bowlB = bowls[b];
		var ax = bowlA.x,
			bx = bowlB.x;
		var ay = bowlA.y,
			by = bowlB.y;
		// Move up a bit, then swap x
		tween(bowlA, {
			y: ay - 60
		}, {
			duration: shuffleSpeed / 2,
			easing: tween.cubicOut,
			onFinish: function onFinish() {
				tween(bowlA, {
					x: bx
				}, {
					duration: shuffleSpeed,
					easing: tween.linear,
					onFinish: function onFinish() {
						tween(bowlA, {
							y: ay
						}, {
							duration: shuffleSpeed / 2,
							easing: tween.cubicIn
						});
					}
				});
			}
		});
		tween(bowlB, {
			y: by - 60
		}, {
			duration: shuffleSpeed / 2,
			easing: tween.cubicOut,
			onFinish: function onFinish() {
				tween(bowlB, {
					x: ax
				}, {
					duration: shuffleSpeed,
					easing: tween.linear,
					onFinish: function onFinish() {
						tween(bowlB, {
							y: by
						}, {
							duration: shuffleSpeed / 2,
							easing: tween.cubicIn,
							onFinish: function onFinish() {
								// After both done, swap in array
								var tmp = bowls[a];
								bowls[a] = bowls[b];
								bowls[b] = tmp;
								// If coinIndex was a or b, update
								if (coinIndex === a) coinIndex = b;else if (coinIndex === b) coinIndex = a;
								// Add a short pause between swaps for easier tracking
								LK.setTimeout(function () {
									shuffleStep(idx + 1);
								}, 200);
							}
						});
					}
				});
			}
		});
	} else if (action.type === 'rotateLeft') {
		// Animate all bowls to the left
		var positions = [];
		for (var i = 0; i < bowls.length; i++) {
			positions.push({
				x: bowls[i].x,
				y: bowls[i].y
			});
		}
		var doneCount = 0;
		for (var i = 0; i < bowls.length; i++) {
			var next = i === 0 ? bowls.length - 1 : i - 1;
			tween(bowls[i], {
				x: positions[next].x,
				y: positions[next].y - 40
			}, {
				duration: shuffleSpeed,
				easing: tween.cubicInOut,
				onFinish: function (bowl, origY) {
					return function () {
						tween(bowl, {
							y: origY
						}, {
							duration: shuffleSpeed / 2,
							easing: tween.cubicInOut,
							onFinish: function onFinish() {
								doneCount++;
								if (doneCount === bowls.length) {
									// Rotate array
									var first = bowls.shift();
									bowls.push(first);
									// Update coinIndex
									coinIndex = coinIndex === 0 ? bowls.length - 1 : coinIndex - 1;
									LK.setTimeout(function () {
										shuffleStep(idx + 1);
									}, 200);
								}
							}
						});
					};
				}(bowls[i], positions[next].y)
			});
		}
	} else if (action.type === 'rotateRight') {
		// Animate all bowls to the right
		var positions = [];
		for (var i = 0; i < bowls.length; i++) {
			positions.push({
				x: bowls[i].x,
				y: bowls[i].y
			});
		}
		var doneCount = 0;
		for (var i = 0; i < bowls.length; i++) {
			var next = i === bowls.length - 1 ? 0 : i + 1;
			tween(bowls[i], {
				x: positions[next].x,
				y: positions[next].y - 40
			}, {
				duration: shuffleSpeed,
				easing: tween.cubicInOut,
				onFinish: function (bowl, origY) {
					return function () {
						tween(bowl, {
							y: origY
						}, {
							duration: shuffleSpeed / 2,
							easing: tween.cubicInOut,
							onFinish: function onFinish() {
								doneCount++;
								if (doneCount === bowls.length) {
									// Rotate array
									var last = bowls.pop();
									bowls.unshift(last);
									// Update coinIndex
									coinIndex = coinIndex === bowls.length - 1 ? 0 : coinIndex + 1;
									LK.setTimeout(function () {
										shuffleStep(idx + 1);
									}, 200);
								}
							}
						});
					};
				}(bowls[i], positions[next].y)
			});
		}
	}
}
game.pickBowl = function (idx) {
	if (game.state !== 'pick') return;
	game.state = 'reveal';
	for (var i = 0; i < bowls.length; i++) {
		bowls[i].isRevealed = true;
	}
	// Reveal selected bowl
	var bowl = bowls[idx];
	bowl.lift(function () {
		LK.getSound('reveal').play();
		// Show coin if correct
		if (bowl.hasCoin) {
			showCoinUnderBowl(idx);
			LK.getSound('win').play();
			coins += 1;
			storage.coins = coins;
			updateCoins();
			// Next round after short delay
			LK.effects.flashObject(bowl, 0x00ff00, 600);
			LK.setTimeout(function () {
				round += 1;
				setupRound();
			}, 1200);
		} else {
			// Reveal correct bowl too
			for (var i = 0; i < bowls.length; i++) {
				if (bowls[i].hasCoin && i !== idx) {
					bowls[i].lift();
					showCoinUnderBowl(i);
				}
			}
			LK.getSound('lose').play();
			hearts -= 1;
			updateHearts();
			LK.effects.flashObject(bowl, 0xff0000, 600);
			if (hearts <= 0) {
				// Game over
				removeBowlButtons();
				LK.setTimeout(function () {
					LK.effects.flashScreen(0xff0000, 1000);
					LK.showGameOver();
				}, 1200);
			} else {
				LK.setTimeout(function () {
					round += 1;
					setupRound();
				}, 1200);
			}
		}
	});
};
// --- Game Reset ---
game.resetGame = function () {
	round = 1;
	hearts = 3;
	coins = 0;
	storage.coins = 0;
	removeBowlButtons();
	setupRound();
};
// --- Game State ---
game.state = 'idle';
// --- Game Update ---
game.update = function () {
	// No per-frame logic needed
};
// --- Start Game ---
game.resetGame();

===================================================================
--- original.js
+++ change.js
@@ -140,8 +140,42 @@
 		updateCoins();
 		activateHint();
 	}
 };
+// Add Reveal (50) button
+var revealBtn = new Text2('Reveal (50)', {
+	size: 80,
+	fill: 0xFF66CC
+});
+revealBtn.anchor.set(0.5, 0.5);
+LK.gui.bottom.addChild(revealBtn);
+revealBtn.y = 0; // Place below the hint button
+revealBtn.interactive = true;
+revealBtn.buttonMode = true;
+revealBtn.down = function (x, y, obj) {
+	if (game.state === 'pick' && coins >= 50) {
+		coins -= 50;
+		storage.coins = coins;
+		updateCoins();
+		// Reveal the correct bowl and show the coin
+		for (var i = 0; i < bowls.length; i++) {
+			bowls[i].isRevealed = true;
+			if (bowls[i].hasCoin) {
+				bowls[i].lift();
+				showCoinUnderBowl(i);
+				LK.effects.flashObject(bowls[i], 0x00ff00, 600);
+			}
+		}
+		game.state = 'reveal';
+		LK.getSound('reveal').play();
+		LK.getSound('win').play();
+		// Next round after short delay
+		LK.setTimeout(function () {
+			round += 1;
+			setupRound();
+		}, 1200);
+	}
+};
 // --- Bottom Panel for Bowl Number Buttons ---
 var bowlButtons = [];
 function createBowlButtons(n) {
 	// Remove old buttons