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

/**** 
* Classes
****/ 
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	var bombGraphics = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3.5 + Math.random() * 1.5;
	self.rotation = Math.random() * Math.PI * 2;
	self.rotationSpeed = (Math.random() - 0.5) * 0.15;
	for (var i = 0; i < 6; i++) {
		var spike = LK.getAsset('bombSpike', {
			anchorX: 0.5,
			anchorY: 0
		});
		spike.rotation = Math.PI * 2 / 6 * i;
		spike.x = Math.cos(spike.rotation) * 40;
		spike.y = Math.sin(spike.rotation) * 40;
		bombGraphics.addChild(spike);
	}
	self.update = function () {
		self.y += self.speed;
		self.rotation += self.rotationSpeed;
	};
	self.hit = function () {
		LK.getSound('bombHit').play();
		tween(self, {
			alpha: 0
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
var Fruit = Container.expand(function () {
	var self = Container.call(this);
	var fruitGraphics = self.attachAsset('fruit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 4 + Math.random() * 2;
	self.isSliced = false;
	self.rotation = Math.random() * Math.PI * 2;
	self.rotationSpeed = (Math.random() - 0.5) * 0.1;
	self.update = function () {
		if (!self.isSliced) {
			self.y += self.speed;
			self.rotation += self.rotationSpeed;
		}
	};
	self.slice = function () {
		if (!self.isSliced) {
			self.isSliced = true;
			LK.getSound('fruitSlice').play();
			tween(self, {
				alpha: 0,
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
			return true;
		}
		return false;
	};
	return self;
});
var SlicePath = Container.expand(function () {
	var self = Container.call(this);
	var lineGraphics = self.attachAsset('sliceLine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.lifetime = 100;
	self.update = function () {
		self.lifetime--;
		self.alpha = self.lifetime / 100;
		if (self.lifetime <= 0) {
			self.destroy();
		}
	};
	return self;
});

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

/**** 
* Game Code
****/ 
var fruits = [];
var bombs = [];
var slicePaths = [];
var score = 0;
var combo = 0;
var comboMultiplier = 1;
var gameActive = true;
var spawnRate = 60;
var spawnCounter = 0;
var difficulty = 1;
var lastMouseX = 0;
var lastMouseY = 0;
var isDrawingLine = false;
var scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: '#FFFFFF'
});
scoreTxt.anchor.set(0, 0);
LK.gui.topLeft.addChild(scoreTxt);
var comboTxt = new Text2('Combo: 0x', {
	size: 80,
	fill: '#FFD700'
});
comboTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(comboTxt);
function spawnFruit() {
	var newFruit = new Fruit();
	newFruit.x = Math.random() * 1900 + 74;
	newFruit.y = -100;
	newFruit.speed = newFruit.speed * (1 + difficulty * 0.1);
	fruits.push(newFruit);
	game.addChild(newFruit);
}
function spawnBomb() {
	var newBomb = new Bomb();
	newBomb.x = Math.random() * 1900 + 74;
	newBomb.y = -110;
	newBomb.speed = newBomb.speed * (1 + difficulty * 0.1);
	bombs.push(newBomb);
	game.addChild(newBomb);
}
function createSlicePath(x, y, rotation) {
	var slicePath = new SlicePath();
	slicePath.x = x;
	slicePath.y = y;
	slicePath.rotation = rotation;
	slicePaths.push(slicePath);
	game.addChild(slicePath);
}
function updateScore(points) {
	combo++;
	comboMultiplier = Math.min(1 + combo * 0.1, 3);
	var totalPoints = Math.floor(points * comboMultiplier);
	score += totalPoints;
	scoreTxt.setText('Score: ' + score);
	comboTxt.setText('Combo: ' + combo + 'x');
	if (combo % 5 === 0) {
		LK.getSound('combo').play();
	}
	difficulty = 1 + score / 1000;
	if (spawnRate > 20) {
		spawnRate = 60 - Math.floor(difficulty * 5);
	}
}
function resetCombo() {
	combo = 0;
	comboMultiplier = 1;
	comboTxt.setText('Combo: 0x');
}
function getDistanceToPoint(x1, y1, x2, y2) {
	var dx = x2 - x1;
	var dy = y2 - y1;
	return Math.sqrt(dx * dx + dy * dy);
}
function checkLineIntersection(x1, y1, x2, y2, circleX, circleY, radius) {
	var dx = x2 - x1;
	var dy = y2 - y1;
	var px = circleX - x1;
	var py = circleY - y1;
	var dLengthSq = dx * dx + dy * dy;
	if (dLengthSq === 0) {
		return getDistanceToPoint(x1, y1, circleX, circleY) <= radius;
	}
	var t = Math.max(0, Math.min(1, (px * dx + py * dy) / dLengthSq));
	var closestX = x1 + t * dx;
	var closestY = y1 + t * dy;
	var distance = getDistanceToPoint(closestX, closestY, circleX, circleY);
	return distance <= radius;
}
game.move = function (x, y, obj) {
	if (!gameActive) {
		return;
	}
	if (isDrawingLine && (lastMouseX !== x || lastMouseY !== y)) {
		var distance = getDistanceToPoint(lastMouseX, lastMouseY, x, y);
		if (distance > 30) {
			var angle = Math.atan2(y - lastMouseY, x - lastMouseX);
			createSlicePath((lastMouseX + x) / 2, (lastMouseY + y) / 2, angle);
			for (var f = fruits.length - 1; f >= 0; f--) {
				var fruit = fruits[f];
				if (checkLineIntersection(lastMouseX, lastMouseY, x, y, fruit.x, fruit.y, 50)) {
					if (fruit.slice()) {
						updateScore(10);
						fruits.splice(f, 1);
					}
				}
			}
			for (var b = bombs.length - 1; b >= 0; b--) {
				var bomb = bombs[b];
				if (checkLineIntersection(lastMouseX, lastMouseY, x, y, bomb.x, bomb.y, 55)) {
					gameActive = false;
					bomb.hit();
					tween(game, {
						alpha: 0.5
					}, {
						duration: 500,
						onFinish: function onFinish() {
							LK.showGameOver();
						}
					});
					return;
				}
			}
			lastMouseX = x;
			lastMouseY = y;
		}
	}
};
game.down = function (x, y, obj) {
	if (!gameActive) {
		return;
	}
	isDrawingLine = true;
	lastMouseX = x;
	lastMouseY = y;
};
game.up = function (x, y, obj) {
	isDrawingLine = false;
	if (combo > 0) {
		LK.setTimeout(function () {
			resetCombo();
		}, 800);
	}
};
game.update = function () {
	if (!gameActive) {
		return;
	}
	spawnCounter++;
	if (spawnCounter >= spawnRate) {
		if (Math.random() < 0.15) {
			spawnBomb();
		} else {
			spawnFruit();
		}
		spawnCounter = 0;
	}
	for (var f = fruits.length - 1; f >= 0; f--) {
		var fruit = fruits[f];
		fruit.update();
		if (fruit.y > 2800) {
			fruit.destroy();
			fruits.splice(f, 1);
			resetCombo();
		}
	}
	for (var b = bombs.length - 1; b >= 0; b--) {
		var bomb = bombs[b];
		bomb.update();
		if (bomb.y > 2850) {
			bomb.destroy();
			bombs.splice(b, 1);
			resetCombo();
		}
	}
	for (var s = slicePaths.length - 1; s >= 0; s--) {
		var slicePath = slicePaths[s];
		slicePath.update();
		if (slicePath.lifetime <= 0) {
			slicePaths.splice(s, 1);
		}
	}
};
LK.playMusic('backgroundMusic', {
	loop: true
});

===================================================================
--- original.js
+++ change.js
@@ -197,9 +197,11 @@
 	var distance = getDistanceToPoint(closestX, closestY, circleX, circleY);
 	return distance <= radius;
 }
 game.move = function (x, y, obj) {
-	if (!gameActive) return;
+	if (!gameActive) {
+		return;
+	}
 	if (isDrawingLine && (lastMouseX !== x || lastMouseY !== y)) {
 		var distance = getDistanceToPoint(lastMouseX, lastMouseY, x, y);
 		if (distance > 30) {
 			var angle = Math.atan2(y - lastMouseY, x - lastMouseX);
@@ -234,9 +236,11 @@
 		}
 	}
 };
 game.down = function (x, y, obj) {
-	if (!gameActive) return;
+	if (!gameActive) {
+		return;
+	}
 	isDrawingLine = true;
 	lastMouseX = x;
 	lastMouseY = y;
 };
@@ -248,9 +252,11 @@
 		}, 800);
 	}
 };
 game.update = function () {
-	if (!gameActive) return;
+	if (!gameActive) {
+		return;
+	}
 	spawnCounter++;
 	if (spawnCounter >= spawnRate) {
 		if (Math.random() < 0.15) {
 			spawnBomb();