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

/**** 
* Classes
****/ 
var EnemyVehicle = Container.expand(function (vehicleType) {
	var self = Container.call(this);
	var assetId = vehicleType || 'enemyCar';
	var vehicleGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.vehicleType = vehicleType;
	self.speed = 8 + Math.random() * 4; // Random speed between 8-12
	self.hasTriggeredNearMiss = false;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var PlayerCar = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('playerCar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.targetX = self.x;
	self.laneWidth = 340;
	self.lanes = [-510, -170, 170, 510]; // 4 lanes positioned across screen
	self.update = function () {
		// Smooth movement towards target position
		var diff = self.targetX - self.x;
		self.x += diff * 0.3; // Increased responsiveness
	};
	self.moveTo = function (targetX) {
		// Find closest lane
		var closestLane = self.lanes[0];
		var minDistance = Math.abs(targetX - closestLane);
		for (var i = 1; i < self.lanes.length; i++) {
			var distance = Math.abs(targetX - self.lanes[i]);
			if (distance < minDistance) {
				minDistance = distance;
				closestLane = self.lanes[i];
			}
		}
		self.targetX = closestLane;
	};
	return self;
});
var RoadLane = Container.expand(function () {
	var self = Container.call(this);
	var laneGraphics = self.attachAsset('roadLane', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 12;
	self.update = function () {
		self.y += self.speed;
		// Reset position when off screen
		if (self.y > 2732 + 100) {
			self.y = -100;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2c3e50
});

/**** 
* Game Code
****/ 
// Game variables
var playerCar;
var enemyVehicles = [];
var roadLanes = [];
var gameSpeed = 1;
var distanceScore = 0;
var nearMissBonus = 0;
var spawnTimer = 0;
var speedIncreaseTimer = 0;
var dragStartX = 0;
var isDragging = false;
// Create road lanes
for (var i = 0; i < 3; i++) {
	var lane1 = new RoadLane();
	lane1.x = -85;
	lane1.y = i * 300 - 200;
	roadLanes.push(lane1);
	game.addChild(lane1);
	var lane2 = new RoadLane();
	lane2.x = 85;
	lane2.y = i * 300 - 200;
	roadLanes.push(lane2);
	game.addChild(lane2);
	var lane3 = new RoadLane();
	lane3.x = 255;
	lane3.y = i * 300 - 200;
	roadLanes.push(lane3);
	game.addChild(lane3);
}
// Create player car
playerCar = new PlayerCar();
playerCar.x = 1024; // Center of screen
playerCar.y = 2200; // Near bottom of screen
playerCar.targetX = playerCar.x;
game.addChild(playerCar);
// Create score display
var scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create speed display
var speedTxt = new Text2('Speed: 1x', {
	size: 60,
	fill: 0xFFFFFF
});
speedTxt.anchor.set(1, 0);
speedTxt.y = 100;
LK.gui.topRight.addChild(speedTxt);
function spawnEnemyVehicle() {
	var vehicleTypes = ['enemyCar', 'truck', 'motorcycle'];
	var randomType = vehicleTypes[Math.floor(Math.random() * vehicleTypes.length)];
	var enemy = new EnemyVehicle(randomType);
	// Random lane
	var lanes = [-510, -170, 170, 510];
	enemy.x = 1024 + lanes[Math.floor(Math.random() * lanes.length)];
	enemy.y = -200;
	// Adjust speed based on game speed
	enemy.speed = (8 + Math.random() * 4) * gameSpeed;
	enemyVehicles.push(enemy);
	game.addChild(enemy);
}
function checkCollisions() {
	for (var i = enemyVehicles.length - 1; i >= 0; i--) {
		var enemy = enemyVehicles[i];
		// Check collision with player
		if (playerCar.intersects(enemy)) {
			LK.getSound('crash').play();
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			return;
		}
		// Check for near miss bonus
		var distance = Math.abs(enemy.x - playerCar.x);
		var verticalDistance = Math.abs(enemy.y - playerCar.y);
		if (!enemy.hasTriggeredNearMiss && distance < 150 && verticalDistance < 200 && enemy.y > playerCar.y - 100) {
			enemy.hasTriggeredNearMiss = true;
			nearMissBonus += 10;
			LK.getSound('nearMiss').play();
			// Flash effect for near miss
			tween(enemy, {
				tint: 0xffff00
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(enemy, {
						tint: 0xffffff
					}, {
						duration: 200
					});
				}
			});
		}
		// Remove off-screen enemies
		if (enemy.y > 2732 + 200) {
			enemy.destroy();
			enemyVehicles.splice(i, 1);
		}
	}
}
function updateScore() {
	distanceScore += 1;
	var totalScore = distanceScore + nearMissBonus;
	LK.setScore(totalScore);
	scoreTxt.setText('Score: ' + totalScore);
}
function increaseGameSpeed() {
	gameSpeed += 0.002;
	if (gameSpeed > 3) {
		gameSpeed = 3;
	}
	speedTxt.setText('Speed: ' + gameSpeed.toFixed(1) + 'x');
	// Update road lane speeds
	for (var i = 0; i < roadLanes.length; i++) {
		roadLanes[i].speed = 12 * gameSpeed;
	}
}
// Touch controls
game.down = function (x, y, obj) {
	isDragging = true;
	dragStartX = x;
	// Fixed distance movement per tap
	var moveDistance = 340; // Distance to move per tap (one lane width)
	var currentX = playerCar.x;
	var newTargetX;
	// Determine direction based on touch position relative to car
	if (x < currentX) {
		// Tap on left side - move left
		newTargetX = currentX - moveDistance;
	} else {
		// Tap on right side - move right
		newTargetX = currentX + moveDistance;
	}
	// Clamp to screen bounds (adjust for proper lane boundaries)
	if (newTargetX < 514) {
		newTargetX = 514;
	} // Left boundary for leftmost lane
	if (newTargetX > 1534) {
		newTargetX = 1534;
	} // Right boundary for rightmost lane
	playerCar.moveTo(newTargetX);
	// Force immediate movement
	playerCar.targetX = newTargetX;
};
game.move = function (x, y, obj) {
	// Remove continuous movement - car should only move once per touch
};
game.up = function (x, y, obj) {
	isDragging = false;
};
// Main game loop
game.update = function () {
	// Spawn enemy vehicles
	spawnTimer++;
	var spawnRate = Math.max(25 - gameSpeed * 3, 12);
	if (spawnTimer >= spawnRate) {
		spawnEnemyVehicle();
		spawnTimer = 0;
	}
	// Increase game speed over time
	speedIncreaseTimer++;
	if (speedIncreaseTimer >= 60) {
		// Every second
		increaseGameSpeed();
		speedIncreaseTimer = 0;
	}
	// Update score
	updateScore();
	// Check collisions
	checkCollisions();
};

===================================================================
--- original.js
+++ change.js
@@ -185,9 +185,11 @@
 	scoreTxt.setText('Score: ' + totalScore);
 }
 function increaseGameSpeed() {
 	gameSpeed += 0.002;
-	if (gameSpeed > 3) gameSpeed = 3;
+	if (gameSpeed > 3) {
+		gameSpeed = 3;
+	}
 	speedTxt.setText('Speed: ' + gameSpeed.toFixed(1) + 'x');
 	// Update road lane speeds
 	for (var i = 0; i < roadLanes.length; i++) {
 		roadLanes[i].speed = 12 * gameSpeed;
@@ -209,10 +211,14 @@
 		// Tap on right side - move right
 		newTargetX = currentX + moveDistance;
 	}
 	// Clamp to screen bounds (adjust for proper lane boundaries)
-	if (newTargetX < 514) newTargetX = 514; // Left boundary for leftmost lane
-	if (newTargetX > 1534) newTargetX = 1534; // Right boundary for rightmost lane
+	if (newTargetX < 514) {
+		newTargetX = 514;
+	} // Left boundary for leftmost lane
+	if (newTargetX > 1534) {
+		newTargetX = 1534;
+	} // Right boundary for rightmost lane
 	playerCar.moveTo(newTargetX);
 	// Force immediate movement
 	playerCar.targetX = newTargetX;
 };