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

/**** 
* Classes
****/ 
var Candy = Container.expand(function (type) {
	var self = Container.call(this);
	self.candyType = type;
	self.gridX = 0;
	self.gridY = 0;
	self.isAnimating = false;
	self.isMatched = false;
	var candyAssets = ['candy_red', 'candy_blue', 'candy_green', 'candy_yellow', 'candy_purple', 'candy_orange'];
	var candyGraphics = self.attachAsset(candyAssets[type], {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.setGridPosition = function (gridX, gridY) {
		self.gridX = gridX;
		self.gridY = gridY;
		self.x = GRID_START_X + gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = GRID_START_Y + gridY * CELL_SIZE + CELL_SIZE / 2;
	};
	self.animateToPosition = function (targetX, targetY, duration, onComplete) {
		self.isAnimating = true;
		tween(self, {
			x: targetX,
			y: targetY
		}, {
			duration: duration || 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.isAnimating = false;
				if (onComplete) onComplete();
			}
		});
	};
	self.animateMatch = function (onComplete) {
		self.isMatched = true;
		tween(self, {
			alpha: 0
		}, {
			duration: 200,
			easing: tween.easeIn,
			onFinish: onComplete
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1A1A2E
});

/**** 
* Game Code
****/ 
// Game constants
var GRID_SIZE = 8;
var CELL_SIZE = 180;
var GRID_START_X = (2048 - GRID_SIZE * CELL_SIZE) / 2;
var GRID_START_Y = 500;
var CANDY_TYPES = 6;
// Game variables
var grid = [];
var selectedCandy = null;
var isProcessing = false;
var score = 0;
var moves = 30;
var targetScore = 5000;
var draggedCandy = null;
var dragStartX = 0;
var dragStartY = 0;
var originalCandyX = 0;
var originalCandyY = 0;
// Initialize UI
var scoreText = new Text2('Score: 0', {
	size: 90,
	fill: '#FFFFFF'
});
scoreText.anchor.set(0.5, 0);
scoreText.y = 50;
LK.gui.top.addChild(scoreText);
var movesText = new Text2('Moves: 30', {
	size: 70,
	fill: '#FFD700'
});
movesText.anchor.set(0.5, 0);
movesText.y = 150;
LK.gui.top.addChild(movesText);
var targetText = new Text2('Target: 5000', {
	size: 70,
	fill: '#FF6B6B'
});
targetText.anchor.set(0.5, 0);
targetText.y = 220;
LK.gui.top.addChild(targetText);
// Initialize grid
function initializeGrid() {
	grid = [];
	for (var x = 0; x < GRID_SIZE; x++) {
		grid[x] = [];
		for (var y = 0; y < GRID_SIZE; y++) {
			var candyType = Math.floor(Math.random() * CANDY_TYPES);
			var candy = new Candy(candyType);
			candy.setGridPosition(x, y);
			grid[x][y] = candy;
			game.addChild(candy);
		}
	}
	// Remove initial matches
	removeInitialMatches();
}
function removeInitialMatches() {
	var hasMatches = true;
	while (hasMatches) {
		var matches = findAllMatches();
		if (matches.length === 0) {
			hasMatches = false;
		} else {
			for (var i = 0; i < matches.length; i++) {
				var match = matches[i];
				var newType = Math.floor(Math.random() * CANDY_TYPES);
				match.candyType = newType;
				match.removeChild(match.children[0]);
				var candyAssets = ['candy_red', 'candy_blue', 'candy_green', 'candy_yellow', 'candy_purple', 'candy_orange'];
				match.attachAsset(candyAssets[newType], {
					anchorX: 0.5,
					anchorY: 0.5
				});
			}
		}
	}
}
function getCandyAt(x, y) {
	if (x < 0 || x >= GRID_SIZE || y < 0 || y >= GRID_SIZE) return null;
	return grid[x][y];
}
function swapCandies(candy1, candy2) {
	if (!candy1 || !candy2 || candy1.isAnimating || candy2.isAnimating) return false;
	var tempX = candy1.gridX;
	var tempY = candy1.gridY;
	// Update grid positions
	grid[candy1.gridX][candy1.gridY] = candy2;
	grid[candy2.gridX][candy2.gridY] = candy1;
	// Update candy grid positions
	candy1.setGridPosition(candy2.gridX, candy2.gridY);
	candy2.setGridPosition(tempX, tempY);
	return true;
}
function findMatches(startX, startY) {
	var candy = getCandyAt(startX, startY);
	if (!candy) return [];
	var matches = [];
	var type = candy.candyType;
	// Check horizontal matches
	var horizontalMatches = [candy];
	// Check left
	for (var x = startX - 1; x >= 0; x--) {
		var leftCandy = getCandyAt(x, startY);
		if (leftCandy && leftCandy.candyType === type) {
			horizontalMatches.unshift(leftCandy);
		} else {
			break;
		}
	}
	// Check right
	for (var x = startX + 1; x < GRID_SIZE; x++) {
		var rightCandy = getCandyAt(x, startY);
		if (rightCandy && rightCandy.candyType === type) {
			horizontalMatches.push(rightCandy);
		} else {
			break;
		}
	}
	if (horizontalMatches.length >= 3) {
		matches = matches.concat(horizontalMatches);
	}
	// Check vertical matches
	var verticalMatches = [candy];
	// Check up
	for (var y = startY - 1; y >= 0; y--) {
		var upCandy = getCandyAt(startX, y);
		if (upCandy && upCandy.candyType === type) {
			verticalMatches.unshift(upCandy);
		} else {
			break;
		}
	}
	// Check down
	for (var y = startY + 1; y < GRID_SIZE; y++) {
		var downCandy = getCandyAt(startX, y);
		if (downCandy && downCandy.candyType === type) {
			verticalMatches.push(downCandy);
		} else {
			break;
		}
	}
	if (verticalMatches.length >= 3) {
		matches = matches.concat(verticalMatches);
	}
	// Remove duplicates
	var uniqueMatches = [];
	for (var i = 0; i < matches.length; i++) {
		var found = false;
		for (var j = 0; j < uniqueMatches.length; j++) {
			if (matches[i] === uniqueMatches[j]) {
				found = true;
				break;
			}
		}
		if (!found) {
			uniqueMatches.push(matches[i]);
		}
	}
	return uniqueMatches;
}
function findAllMatches() {
	var allMatches = [];
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE; y++) {
			var matches = findMatches(x, y);
			for (var i = 0; i < matches.length; i++) {
				var found = false;
				for (var j = 0; j < allMatches.length; j++) {
					if (matches[i] === allMatches[j]) {
						found = true;
						break;
					}
				}
				if (!found) {
					allMatches.push(matches[i]);
				}
			}
		}
	}
	return allMatches;
}
function createExplosionEffect(centerX, centerY, candyType) {
	var candyAssets = ['candy_red', 'candy_blue', 'candy_green', 'candy_yellow', 'candy_purple', 'candy_orange'];
	var particleCount = 8;
	var colors = [0xff4757, 0x3742fa, 0x2ed573, 0xffa502, 0xa55eea, 0xff6348];
	var particleColor = colors[candyType];
	// Create multiple small particles
	for (var i = 0; i < particleCount; i++) {
		var particle = LK.getAsset('candy_' + ['red', 'blue', 'green', 'yellow', 'purple', 'orange'][candyType], {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.3,
			scaleY: 0.3
		});
		particle.x = centerX;
		particle.y = centerY;
		particle.alpha = 0.8;
		game.addChild(particle);
		// Calculate random direction for explosion
		var angle = Math.PI * 2 / particleCount * i + (Math.random() - 0.5) * 0.5;
		var distance = 80 + Math.random() * 40;
		var targetX = centerX + Math.cos(angle) * distance;
		var targetY = centerY + Math.sin(angle) * distance;
		// Animate particle explosion
		tween(particle, {
			x: targetX,
			y: targetY,
			alpha: 0,
			scaleX: 0.1,
			scaleY: 0.1
		}, {
			duration: 400 + Math.random() * 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				particle.destroy();
			}
		});
	}
}
function removeMatches(matches) {
	if (matches.length === 0) return;
	// Calculate points
	var points = 0;
	if (matches.length === 3) points = 100;else if (matches.length === 4) points = 200;else points = 500;
	score += points;
	scoreText.setText('Score: ' + score);
	// Play match sound
	LK.getSound('match').play();
	// Flash effect for matches
	if (matches.length >= 4) {
		LK.effects.flashScreen(0xffd700, 300);
	} else if (matches.length >= 3) {
		LK.effects.flashScreen(0x2ed573, 200);
	}
	// Create explosion effects for each matched candy
	for (var i = 0; i < matches.length; i++) {
		var candy = matches[i];
		createExplosionEffect(candy.x, candy.y, candy.candyType);
	}
	// Animate candies disappearing
	var animationsComplete = 0;
	for (var i = 0; i < matches.length; i++) {
		var candy = matches[i];
		grid[candy.gridX][candy.gridY] = null;
		// Directly animate candy disappearing without circular scaling
		candy.animateMatch(function () {
			animationsComplete++;
			if (animationsComplete === matches.length) {
				applyGravity();
			}
		});
	}
}
function applyGravity() {
	var needsGravity = false;
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = GRID_SIZE - 1; y >= 0; y--) {
			if (grid[x][y] === null) {
				// Find candy above
				for (var searchY = y - 1; searchY >= 0; searchY--) {
					if (grid[x][searchY] !== null) {
						var candy = grid[x][searchY];
						grid[x][y] = candy;
						grid[x][searchY] = null;
						candy.gridY = y;
						var targetY = GRID_START_Y + y * CELL_SIZE + CELL_SIZE / 2;
						candy.animateToPosition(candy.x, targetY, 300);
						needsGravity = true;
						break;
					}
				}
			}
		}
	}
	// Spawn new candies
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[x][y] === null) {
				var candyType = Math.floor(Math.random() * CANDY_TYPES);
				var candy = new Candy(candyType);
				candy.setGridPosition(x, y);
				candy.y = GRID_START_Y - CELL_SIZE;
				var targetY = GRID_START_Y + y * CELL_SIZE + CELL_SIZE / 2;
				candy.animateToPosition(candy.x, targetY, 400);
				grid[x][y] = candy;
				game.addChild(candy);
				needsGravity = true;
			}
		}
	}
	if (needsGravity) {
		LK.setTimeout(function () {
			checkForMatches();
		}, 500);
	} else {
		isProcessing = false;
	}
}
function checkForMatches() {
	var matches = findAllMatches();
	if (matches.length > 0) {
		removeMatches(matches);
	} else {
		isProcessing = false;
	}
}
function isAdjacent(candy1, candy2) {
	var dx = Math.abs(candy1.gridX - candy2.gridX);
	var dy = Math.abs(candy1.gridY - candy2.gridY);
	return dx === 1 && dy === 0 || dx === 0 && dy === 1;
}
function getCandyAtPosition(x, y) {
	for (var gx = 0; gx < GRID_SIZE; gx++) {
		for (var gy = 0; gy < GRID_SIZE; gy++) {
			var candy = grid[gx][gy];
			if (candy && !candy.isMatched) {
				var candyBounds = {
					x: candy.x - CELL_SIZE / 2,
					y: candy.y - CELL_SIZE / 2,
					width: CELL_SIZE,
					height: CELL_SIZE
				};
				if (x >= candyBounds.x && x <= candyBounds.x + candyBounds.width && y >= candyBounds.y && y <= candyBounds.y + candyBounds.height) {
					return candy;
				}
			}
		}
	}
	return null;
}
// Game event handlers
game.down = function (x, y, obj) {
	if (isProcessing) return;
	var candy = getCandyAtPosition(x, y);
	if (candy) {
		if (selectedCandy && selectedCandy !== candy) {
			selectedCandy.alpha = 1.0;
			selectedCandy.scaleX = 1.0;
			selectedCandy.scaleY = 1.0;
		}
		selectedCandy = candy;
		draggedCandy = candy;
		dragStartX = x;
		dragStartY = y;
		originalCandyX = candy.x;
		originalCandyY = candy.y;
		candy.alpha = 0.8;
		candy.scaleX = 1.15;
		candy.scaleY = 1.15;
		LK.getSound('swap').play();
	}
};
game.move = function (x, y, obj) {
	if (isProcessing || !draggedCandy) return;
	// Calculate drag distance
	var deltaX = x - dragStartX;
	var deltaY = y - dragStartY;
	var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
	// Only start visual dragging if moved enough distance
	if (distance > 30) {
		// Limit drag distance to adjacent cells
		var maxDrag = CELL_SIZE * 0.7;
		var dragX = Math.max(-maxDrag, Math.min(maxDrag, deltaX));
		var dragY = Math.max(-maxDrag, Math.min(maxDrag, deltaY));
		// Move the candy with the drag
		draggedCandy.x = originalCandyX + dragX;
		draggedCandy.y = originalCandyY + dragY;
	}
};
game.up = function (x, y, obj) {
	if (isProcessing || !selectedCandy) return;
	var targetCandy = null;
	var performedSwap = false;
	if (draggedCandy) {
		// Calculate drag direction and find target candy
		var deltaX = x - dragStartX;
		var deltaY = y - dragStartY;
		var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
		if (distance > 60) {
			// Determine which direction was dragged most
			var targetGridX = draggedCandy.gridX;
			var targetGridY = draggedCandy.gridY;
			if (Math.abs(deltaX) > Math.abs(deltaY)) {
				// Horizontal drag
				if (deltaX > 0) {
					targetGridX++; // Right
				} else {
					targetGridX--; // Left
				}
			} else {
				// Vertical drag
				if (deltaY > 0) {
					targetGridY++; // Down
				} else {
					targetGridY--; // Up
				}
			}
			targetCandy = getCandyAt(targetGridX, targetGridY);
		} else {
			// Small drag, check position under finger
			targetCandy = getCandyAtPosition(x, y);
		}
	} else {
		// No drag, check position under finger
		targetCandy = getCandyAtPosition(x, y);
	}
	if (targetCandy && targetCandy !== selectedCandy && isAdjacent(selectedCandy, targetCandy)) {
		isProcessing = true;
		performedSwap = true;
		// Try the swap
		var candy1 = selectedCandy;
		var candy2 = targetCandy;
		if (swapCandies(candy1, candy2)) {
			LK.getSound('swap').play();
			// Animate the swap
			var targetX1 = candy1.x;
			var targetY1 = candy1.y;
			var targetX2 = candy2.x;
			var targetY2 = candy2.y;
			// Reset candy1 position first if it was dragged
			if (draggedCandy === candy1) {
				candy1.x = originalCandyX;
				candy1.y = originalCandyY;
			}
			candy1.animateToPosition(targetX1, targetY1, 200);
			candy2.animateToPosition(targetX2, targetY2, 200, function () {
				// Check for matches after swap
				var matches1 = findMatches(candy1.gridX, candy1.gridY);
				var matches2 = findMatches(candy2.gridX, candy2.gridY);
				var allSwapMatches = matches1.concat(matches2);
				// Remove duplicates
				var uniqueMatches = [];
				for (var i = 0; i < allSwapMatches.length; i++) {
					var found = false;
					for (var j = 0; j < uniqueMatches.length; j++) {
						if (allSwapMatches[i] === uniqueMatches[j]) {
							found = true;
							break;
						}
					}
					if (!found) {
						uniqueMatches.push(allSwapMatches[i]);
					}
				}
				if (uniqueMatches.length > 0) {
					moves--;
					movesText.setText('Moves: ' + moves);
					removeMatches(uniqueMatches);
				} else {
					// Invalid move, swap back
					swapCandies(candy1, candy2);
					candy1.animateToPosition(targetX2, targetY2, 200);
					candy2.animateToPosition(targetX1, targetY1, 200, function () {
						isProcessing = false;
					});
				}
			});
		} else {
			isProcessing = false;
		}
	}
	// Reset dragged candy position if no valid swap was made
	if (draggedCandy && !performedSwap) {
		draggedCandy.animateToPosition(originalCandyX, originalCandyY, 200);
	}
	if (selectedCandy) {
		selectedCandy.alpha = 1.0;
		selectedCandy.scaleX = 1.0;
		selectedCandy.scaleY = 1.0;
		selectedCandy = null;
	}
	// Reset drag variables
	draggedCandy = null;
	dragStartX = 0;
	dragStartY = 0;
	originalCandyX = 0;
	originalCandyY = 0;
};
// Game update loop
game.update = function () {
	// Check win condition
	if (score >= targetScore) {
		LK.showYouWin();
	}
	// Check lose condition
	if (moves <= 0 && score < targetScore) {
		LK.showGameOver();
	}
};
// Initialize the game
initializeGrid();

===================================================================
--- original.js
+++ change.js