/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	playerCash: 5000,
	playerTier: 0,
	carColor: 16711680,
	engineLevel: 0,
	turboLevel: 0,
	transmissionLevel: 0,
	suspensionLevel: 0,
	weightLevel: 0,
	tireLevel: 0,
	wheelLevel: 0,
	bodyKitLevel: 0,
	raceHistory: []
});

/**** 
* Classes
****/ 
var OpponentCar = Container.expand(function () {
	var self = Container.call(this);
	var carBody = self.attachAsset('opponentCar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var carWindow = self.addChild(LK.getAsset('opponentWindow', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	carWindow.y = -40;
	var wheelFrontLeft = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontLeft.x = -35;
	wheelFrontLeft.y = 60;
	wheelFrontLeft.tint = 0x555555;
	var wheelFrontRight = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontRight.x = 35;
	wheelFrontRight.y = 60;
	wheelFrontRight.tint = 0x555555;
	var wheelRearLeft = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearLeft.x = -35;
	wheelRearLeft.y = -60;
	wheelRearLeft.tint = 0x555555;
	var wheelRearRight = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearRight.x = 35;
	wheelRearRight.y = -60;
	wheelRearRight.tint = 0x555555;
	self.difficulty = 1;
	self.getStats = function () {
		var baseHP = 150 + self.difficulty * 20;
		var baseTorque = 200 + self.difficulty * 15;
		var baseGrip = 70 + self.difficulty * 5;
		var baseWeight = 1500 - self.difficulty * 30;
		var baseGearing = 3.5 + self.difficulty * 0.1;
		return {
			hp: baseHP,
			torque: baseTorque,
			grip: baseGrip,
			weight: baseWeight,
			gearing: baseGearing
		};
	};
	return self;
});
var PlayerCar = Container.expand(function () {
	var self = Container.call(this);
	var carBody = self.attachAsset('carBody', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var carWindow = self.addChild(LK.getAsset('carWindow', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	carWindow.y = -40;
	var wheelFrontLeft = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontLeft.x = -35;
	wheelFrontLeft.y = 60;
	var wheelFrontLeftRim = self.addChild(LK.getAsset('wheelRim', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontLeftRim.x = -35;
	wheelFrontLeftRim.y = 60;
	var wheelFrontRight = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontRight.x = 35;
	wheelFrontRight.y = 60;
	var wheelFrontRightRim = self.addChild(LK.getAsset('wheelRim', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelFrontRightRim.x = 35;
	wheelFrontRightRim.y = 60;
	var wheelRearLeft = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearLeft.x = -35;
	wheelRearLeft.y = -60;
	var wheelRearLeftRim = self.addChild(LK.getAsset('wheelRim', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearLeftRim.x = -35;
	wheelRearLeftRim.y = -60;
	var wheelRearRight = self.addChild(LK.getAsset('wheel', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearRight.x = 35;
	wheelRearRight.y = -60;
	var wheelRearRightRim = self.addChild(LK.getAsset('wheelRim', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	wheelRearRightRim.x = 35;
	wheelRearRightRim.y = -60;
	self.getStats = function () {
		var baseHP = 150;
		var baseTorque = 200;
		var baseGrip = 70;
		var baseWeight = 1500;
		var baseGearing = 3.5;
		var hpBoost = storage.engineLevel * 30 + storage.turboLevel * 40;
		var torqueBoost = storage.engineLevel * 20 + storage.turboLevel * 35;
		var gripBoost = storage.tireLevel * 15 + storage.suspensionLevel * 10;
		var weightReduction = storage.weightLevel * 50;
		var gearingAdjust = storage.transmissionLevel * 0.1;
		return {
			hp: baseHP + hpBoost,
			torque: baseTorque + torqueBoost,
			grip: Math.min(100, baseGrip + gripBoost),
			weight: Math.max(800, baseWeight - weightReduction),
			gearing: baseGearing + gearingAdjust
		};
	};
	self.setColor = function (color) {
		carBody.tint = color;
	};
	return self;
});
var UpgradePart = Container.expand(function (name, category, level, baseCost) {
	var self = Container.call(this);
	var box = self.attachAsset('upgradePartBox', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var nameText = self.addChild(new Text2(name, {
		size: 30,
		fill: '#FFFFFF'
	}));
	nameText.anchor.set(0.5, 0.5);
	nameText.y = -25;
	var levelText = self.addChild(new Text2('Lv.' + level, {
		size: 20,
		fill: '#FFFF00'
	}));
	levelText.anchor.set(0.5, 0.5);
	levelText.y = 0;
	var costText = self.addChild(new Text2('$' + (baseCost + level * 500), {
		size: 18,
		fill: '#00FF00'
	}));
	costText.anchor.set(0.5, 0.5);
	costText.y = 25;
	self.name = name;
	self.category = category;
	self.level = level;
	self.cost = baseCost + level * 500;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a1a
});

/**** 
* Game Code
****/ 
var gameState = 'garage';
var playerCar = null;
var opponentCar = null;
var playerSpeed = 0;
var opponentSpeed = 0;
var playerShiftedGears = 0;
var opponentShiftedGears = 0;
var playerRPM = 0;
var opponentRPM = 0;
var playerFinished = false;
var opponentFinished = false;
var raceDistance = 3000;
var playerDistance = 0;
var opponentDistance = 0;
var raceStarted = false;
var launchPhaseActive = false;
var launchCountdown = 3;
var optimalRPMMin = 3500;
var optimalRPMMax = 5500;
var reactionTime = 0;
var launchQuality = 'poor';
var garageContainer = null;
var raceContainer = null;
var launchContainer = null;
var resultsContainer = null;
var cashDisplay = null;
var statsDisplay = null;
var selectedUpgrades = {};
function initGarage() {
	gameState = 'garage';
	if (!storage.playerCash) {
		storage.playerCash = 5000;
	}
	if (!storage.playerTier) {
		storage.playerTier = 0;
	}
	if (!storage.carColor) {
		storage.carColor = 16711680;
	}
	LK.playMusic('garageMusic', {
		loop: true
	});
	garageContainer = game.addChild(new Container());
	var titleText = garageContainer.addChild(new Text2('GARAGE', {
		size: 80,
		fill: '#FFFFFF'
	}));
	titleText.anchor.set(0.5, 0);
	titleText.x = 1024;
	titleText.y = 50;
	cashDisplay = garageContainer.addChild(new Text2('Cash: $' + (storage.playerCash || 0), {
		size: 40,
		fill: '#00FF00'
	}));
	cashDisplay.anchor.set(0.5, 0);
	cashDisplay.x = 1024;
	cashDisplay.y = 150;
	playerCar = garageContainer.addChild(new PlayerCar());
	playerCar.x = 1024;
	playerCar.y = 600;
	playerCar.setColor(storage.carColor);
	var statsContainer = garageContainer.addChild(new Container());
	statsContainer.x = 50;
	statsContainer.y = 300;
	var statsLabel = statsContainer.addChild(new Text2('CAR STATS', {
		size: 35,
		fill: '#FFFF00'
	}));
	statsLabel.anchor.set(0, 0);
	var carStats = playerCar.getStats();
	var statTexts = ['HP: ' + Math.round(carStats.hp), 'Torque: ' + Math.round(carStats.torque), 'Grip: ' + Math.round(carStats.grip) + '%', 'Weight: ' + Math.round(carStats.weight) + 'kg', 'Gearing: ' + carStats.gearing.toFixed(2)];
	for (var i = 0; i < statTexts.length; i++) {
		var statText = statsContainer.addChild(new Text2(statTexts[i], {
			size: 25,
			fill: '#FFFFFF'
		}));
		statText.anchor.set(0, 0);
		statText.y = 50 + i * 40;
	}
	var upgradesContainer = garageContainer.addChild(new Container());
	upgradesContainer.x = 1400;
	upgradesContainer.y = 250;
	var upgradesLabel = upgradesContainer.addChild(new Text2('UPGRADES', {
		size: 35,
		fill: '#FFFF00'
	}));
	upgradesLabel.anchor.set(0, 0);
	upgradesLabel.y = -50;
	var upgradeParts = [{
		name: 'Engine',
		category: 'engine',
		baseCost: 1000
	}, {
		name: 'Turbo',
		category: 'turbo',
		baseCost: 1500
	}, {
		name: 'Transmission',
		category: 'transmission',
		baseCost: 800
	}, {
		name: 'Suspension',
		category: 'suspension',
		baseCost: 600
	}, {
		name: 'Weight Reduction',
		category: 'weight',
		baseCost: 1200
	}, {
		name: 'Tires',
		category: 'tire',
		baseCost: 400
	}, {
		name: 'Wheels',
		category: 'wheel',
		baseCost: 700
	}, {
		name: 'Body Kit',
		category: 'bodyKit',
		baseCost: 900
	}];
	for (var i = 0; i < upgradeParts.length; i++) {
		var part = upgradeParts[i];
		var currentLevel = storage[part.category + 'Level'] || 0;
		var upgradePart = upgradesContainer.addChild(new UpgradePart(part.name, part.category, currentLevel, part.baseCost));
		upgradePart.x = i % 2 * 250;
		upgradePart.y = Math.floor(i / 2) * 120;
		upgradePart.interactive = true;
		upgradePart.buttonMode = true;
		(function (p) {
			upgradePart.on('pointerdown', function () {
				purchaseUpgrade(p);
			});
		})(part);
	}
	var raceButtonContainer = garageContainer.addChild(new Container());
	raceButtonContainer.x = 1024;
	raceButtonContainer.y = 2550;
	var raceButton = raceButtonContainer.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	var raceButtonText = raceButtonContainer.addChild(new Text2('RACE', {
		size: 40,
		fill: '#000000'
	}));
	raceButtonText.anchor.set(0.5, 0.5);
	raceButtonContainer.interactive = true;
	raceButtonContainer.buttonMode = true;
	raceButtonContainer.on('pointerdown', function () {
		startRace();
	});
}
function purchaseUpgrade(part) {
	if ((storage.playerCash || 0) >= part.cost) {
		storage.playerCash = (storage.playerCash || 0) - part.cost;
		storage[part.category + 'Level'] = (storage[part.category + 'Level'] || 0) + 1;
		LK.getSound('cashReward').play();
		garageContainer.destroy();
		initGarage();
	}
}
function resetRaceState() {
	playerSpeed = 0;
	opponentSpeed = 0;
	playerShiftedGears = 0;
	opponentShiftedGears = 0;
	playerRPM = 1000;
	opponentRPM = 0;
	playerFinished = false;
	opponentFinished = false;
	playerDistance = 0;
	opponentDistance = 0;
	raceStarted = false;
	launchPhaseActive = false;
	launchCountdown = 3;
	reactionTime = 0;
	launchQuality = 'poor';
}
function startRace() {
	garageContainer.destroy();
	gameState = 'launch';
	LK.playMusic('raceMusic', {
		loop: true
	});
	initLaunchPhase();
}
function initLaunchPhase() {
	launchContainer = game.addChild(new Container());
	var titleText = launchContainer.addChild(new Text2('GET READY TO LAUNCH', {
		size: 60,
		fill: '#FFFFFF'
	}));
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 400;
	var countdownText = launchContainer.addChild(new Text2(String(launchCountdown), {
		size: 100,
		fill: '#FF0000'
	}));
	countdownText.anchor.set(0.5, 0.5);
	countdownText.x = 1024;
	countdownText.y = 1200;
	var instructionText = launchContainer.addChild(new Text2('TAP TO LAUNCH\nOptimal RPM: ' + optimalRPMMin + ' - ' + optimalRPMMax, {
		size: 35,
		fill: '#FFFF00'
	}));
	instructionText.anchor.set(0.5, 0.5);
	instructionText.x = 1024;
	instructionText.y = 1800;
	var rpmText = launchContainer.addChild(new Text2('RPM: ' + playerRPM, {
		size: 40,
		fill: '#00FF00'
	}));
	rpmText.anchor.set(0.5, 0.5);
	rpmText.x = 1024;
	rpmText.y = 2000;
	launchPhaseActive = true;
	var launchTimer = LK.setInterval(function () {
		launchCountdown--;
		if (launchCountdown <= 0) {
			LK.clearInterval(launchTimer);
			launchContainer.destroy();
			initRacePhase();
		} else {
			countdownText.setText(String(launchCountdown));
		}
	}, 1000);
	playerRPM = 1000;
	var rpmIncrement = LK.setInterval(function () {
		if (launchPhaseActive) {
			playerRPM = Math.min(7000, playerRPM + 200);
			rpmText.setText('RPM: ' + Math.round(playerRPM));
		}
	}, 100);
	game.down = function (x, y, obj) {
		if (launchPhaseActive && playerRPM >= optimalRPMMin && playerRPM <= optimalRPMMax) {
			reactionTime = (playerRPM - optimalRPMMin) / (optimalRPMMax - optimalRPMMin);
			reactionTime = Math.abs(0.5 - reactionTime) * 200;
			launchQuality = reactionTime < 50 ? 'perfect' : reactionTime < 150 ? 'good' : 'poor';
			launchPhaseActive = false;
			LK.clearInterval(launchTimer);
			LK.clearInterval(rpmIncrement);
			LK.getSound('launch').play();
		}
	};
}
function initRacePhase() {
	gameState = 'race';
	raceContainer = game.addChild(new Container());
	playerCar = raceContainer.addChild(new PlayerCar());
	playerCar.x = 300;
	playerCar.y = 600;
	playerCar.setColor(storage.carColor);
	opponentCar = raceContainer.addChild(new OpponentCar());
	opponentCar.x = 1750;
	opponentCar.y = 600;
	opponentCar.difficulty = (storage.playerTier || 0) + 1;
	var finishLine = raceContainer.addChild(LK.getAsset('finishLine', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	finishLine.x = 1024;
	finishLine.y = 200;
	var roadLines = [];
	for (var i = 0; i < 20; i++) {
		var roadLine = raceContainer.addChild(LK.getAsset('roadLine', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		roadLine.x = 1024;
		roadLine.y = 300 + i * 200;
		roadLines.push(roadLine);
	}
	var speedText = raceContainer.addChild(new Text2('Speed: 0 mph', {
		size: 40,
		fill: '#00FF00'
	}));
	speedText.anchor.set(0, 0);
	speedText.x = 50;
	speedText.y = 100;
	var distanceText = raceContainer.addChild(new Text2('Distance: 0m', {
		size: 40,
		fill: '#00FF00'
	}));
	distanceText.anchor.set(0, 0);
	distanceText.x = 50;
	distanceText.y = 200;
	var gearText = raceContainer.addChild(new Text2('Gear: 1', {
		size: 40,
		fill: '#FFFF00'
	}));
	gearText.anchor.set(0, 0);
	gearText.x = 50;
	gearText.y = 300;
	var shiftPromptText = raceContainer.addChild(new Text2('', {
		size: 50,
		fill: '#FF0000'
	}));
	shiftPromptText.anchor.set(0.5, 0);
	shiftPromptText.x = 1024;
	shiftPromptText.y = 400;
	playerSpeed = 0;
	opponentSpeed = 0;
	playerDistance = 0;
	opponentDistance = 0;
	playerFinished = false;
	opponentFinished = false;
	raceStarted = true;
	playerShiftedGears = 0;
	opponentShiftedGears = 0;
	var playerStats = playerCar.getStats();
	var opponentStats = opponentCar.getStats();
	var acceleration = playerStats.torque / playerStats.weight * 0.05;
	var opponentAcceleration = opponentStats.torque / opponentStats.weight * 0.05;
	var shiftTimer = null;
	var nextShiftDistance = 300;
	game.down = function (x, y, obj) {
		if (raceStarted && playerDistance >= nextShiftDistance && playerDistance < raceDistance) {
			playerShiftedGears++;
			nextShiftDistance += 400;
			shiftPromptText.setText('');
			LK.getSound('shiftGear').play();
		}
	};
	game.update = function () {
		if (!raceStarted) {
			return;
		}
		if (!playerFinished) {
			playerSpeed = Math.min(playerStats.hp * 3, playerSpeed + acceleration);
			playerDistance += playerSpeed * 0.01;
			if (playerDistance >= nextShiftDistance && playerDistance < raceDistance && shiftPromptText.text === '') {
				shiftPromptText.setText('SHIFT!');
			}
			if (playerDistance >= raceDistance) {
				playerFinished = true;
			}
		}
		if (!opponentFinished) {
			var aiShiftTiming = Math.random() * 100 - 50;
			if (opponentDistance >= nextShiftDistance - aiShiftTiming && opponentShiftedGears === playerShiftedGears) {
				opponentShiftedGears++;
			}
			opponentSpeed = Math.min(opponentStats.hp * 3, opponentSpeed + opponentAcceleration);
			opponentDistance += opponentSpeed * 0.01;
			if (opponentDistance >= raceDistance) {
				opponentFinished = true;
			}
		}
		playerCar.x = 300 + playerDistance / raceDistance * 400;
		opponentCar.x = 1750 - opponentDistance / raceDistance * 400;
		speedText.setText('Speed: ' + Math.round(playerSpeed) + ' mph');
		distanceText.setText('Distance: ' + Math.round(playerDistance) + 'm');
		gearText.setText('Gear: ' + (playerShiftedGears + 1));
		for (var i = 0; i < roadLines.length; i++) {
			roadLines[i].y = (300 + i * 200 - playerDistance * 0.1) % 2400;
		}
		if (playerFinished && opponentFinished) {
			raceStarted = false;
			raceContainer.destroy();
			showResults();
		}
	};
}
function showResults() {
	gameState = 'results';
	resultsContainer = game.addChild(new Container());
	var playerStats = playerCar.getStats();
	var opponentStats = opponentCar.getStats();
	var playerFinalSpeed = playerSpeed > 0 ? playerSpeed : 1;
	var opponentFinalSpeed = opponentSpeed > 0 ? opponentSpeed : 1;
	var playerTime = raceDistance / playerFinalSpeed;
	var opponentTime = raceDistance / opponentFinalSpeed;
	var playerWon = playerDistance >= raceDistance && (opponentDistance < raceDistance || playerTime < opponentTime);
	var resultTitle = resultsContainer.addChild(new Text2(playerWon ? 'YOU WIN!' : 'YOU LOSE!', {
		size: 80,
		fill: playerWon ? '#00FF00' : '#FF0000'
	}));
	resultTitle.anchor.set(0.5, 0);
	resultTitle.x = 1024;
	resultTitle.y = 200;
	var reward = 0;
	if (playerWon) {
		reward = 1000 + storage.playerTier * 500 + Math.round(reactionTime * 10);
		storage.playerCash = (storage.playerCash || 0) + reward;
		if (storage.playerTier < 2) {
			storage.playerTier = (storage.playerTier || 0) + 1;
		}
		LK.getSound('raceWin').play();
	} else {
		reward = 500 + Math.round(reactionTime * 5);
		storage.playerCash = (storage.playerCash || 0) + reward;
		LK.getSound('raceLose').play();
	}
	var resultDetails = ['Reaction Time: ' + Math.round(reactionTime) + 'ms (' + launchQuality + ')', 'Finish Time: ' + (raceDistance / playerSpeed).toFixed(2) + 's', 'Top Speed: ' + Math.round(playerSpeed) + ' mph', 'Gears Shifted: ' + (playerShiftedGears + 1), 'Earnings: $' + reward];
	for (var i = 0; i < resultDetails.length; i++) {
		var detailText = resultsContainer.addChild(new Text2(resultDetails[i], {
			size: 35,
			fill: '#FFFFFF'
		}));
		detailText.anchor.set(0.5, 0);
		detailText.x = 1024;
		detailText.y = 500 + i * 80;
	}
	var continueButtonContainer = resultsContainer.addChild(new Container());
	continueButtonContainer.x = 1024;
	continueButtonContainer.y = 1800;
	var continueButton = continueButtonContainer.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	var continueButtonText = continueButtonContainer.addChild(new Text2('BACK TO GARAGE', {
		size: 35,
		fill: '#000000'
	}));
	continueButtonText.anchor.set(0.5, 0.5);
	continueButtonContainer.interactive = true;
	continueButtonContainer.buttonMode = true;
	continueButtonContainer.on('pointerdown', function () {
		resultsContainer.destroy();
		initGarage();
	});
	game.update = function () {};
	game.down = function () {};
}
initGarage();

===================================================================
--- original.js
+++ change.js
@@ -229,11 +229,17 @@
 var statsDisplay = null;
 var selectedUpgrades = {};
 function initGarage() {
 	gameState = 'garage';
-	if (!storage.playerCash) storage.playerCash = 5000;
-	if (!storage.playerTier) storage.playerTier = 0;
-	if (!storage.carColor) storage.carColor = 16711680;
+	if (!storage.playerCash) {
+		storage.playerCash = 5000;
+	}
+	if (!storage.playerTier) {
+		storage.playerTier = 0;
+	}
+	if (!storage.carColor) {
+		storage.carColor = 16711680;
+	}
 	LK.playMusic('garageMusic', {
 		loop: true
 	});
 	garageContainer = game.addChild(new Container());
@@ -355,8 +361,25 @@
 		garageContainer.destroy();
 		initGarage();
 	}
 }
+function resetRaceState() {
+	playerSpeed = 0;
+	opponentSpeed = 0;
+	playerShiftedGears = 0;
+	opponentShiftedGears = 0;
+	playerRPM = 1000;
+	opponentRPM = 0;
+	playerFinished = false;
+	opponentFinished = false;
+	playerDistance = 0;
+	opponentDistance = 0;
+	raceStarted = false;
+	launchPhaseActive = false;
+	launchCountdown = 3;
+	reactionTime = 0;
+	launchQuality = 'poor';
+}
 function startRace() {
 	garageContainer.destroy();
 	gameState = 'launch';
 	LK.playMusic('raceMusic', {
@@ -502,9 +525,11 @@
 			LK.getSound('shiftGear').play();
 		}
 	};
 	game.update = function () {
-		if (!raceStarted) return;
+		if (!raceStarted) {
+			return;
+		}
 		if (!playerFinished) {
 			playerSpeed = Math.min(playerStats.hp * 3, playerSpeed + acceleration);
 			playerDistance += playerSpeed * 0.01;
 			if (playerDistance >= nextShiftDistance && playerDistance < raceDistance && shiftPromptText.text === '') {