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

/**** 
* Classes
****/ 
// Note class: creates a note at a random (x, y) position
var Note = Container.expand(function () {
	var self = Container.call(this);
	var hitZone = self.attachAsset('hit', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.6,
		scaleY: 1.6
	});
	hitZone.alpha = 0.4;
	// Add hitAccuracy ring, starts much further out
	var hitAccuracy = self.attachAsset('hit', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.5,
		scaleY: 2.5
	});
	hitAccuracy.alpha = 0.25;
	// Animate hitAccuracy ring moving toward hitZone
	var hitAccuracyTargetScale = 1.6;
	var hitAccuracyStartScale = 3.4;
	hitAccuracy.scaleX = hitAccuracyStartScale;
	hitAccuracy.scaleY = hitAccuracyStartScale;
	// Use tween plugin for smooth animation, duration is now linearly dependent on speed only
	tween(hitAccuracy, {
		scaleX: hitAccuracyTargetScale,
		scaleY: hitAccuracyTargetScale
	}, {
		duration: 1000 / speed
	});
	var noteAsset = self.attachAsset('note', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var margin = 100;
	self.x = margin + Math.random() * (2048 - 2 * margin);
	self.y = margin + Math.random() * (2732 - 2 * margin);
	// Timing windows in ms (example values, tune as needed)
	var MARVELOUS_WINDOW = 30;
	var PERFECT_WINDOW = 70;
	var GOOD_WINDOW = 120;
	var BAD_WINDOW = 180;
	var FAIL_WINDOW = 250;
	// Store the time when the note is created and when the hit zone is reached
	self.spawnTime = Date.now();
	self.hitZoneTime = self.spawnTime + 1000 / speed; // duration of tween
	// Optimized reusable feedback display function
	function showFeedback(result, msValue) {
		// Color mapping for feedback
		var colorMap = {
			marvelous: 0x00fffc,
			perfect: 0x00ff00,
			good: 0xffff00,
			bad: 0xffa500,
			fail: 0xff0000
		};
		var color = colorMap[result] || 0xffffff;
		// Format msText: always 0 decimals, no + for positive, always show sign for negative
		var msText = "";
		if (typeof msValue === "number") {
			var msAbs = Math.abs(Math.round(msValue));
			msText = " / " + (msValue < 0 ? "-" : "") + msAbs + "ms";
		}
		var feedback = new Text2(result.toUpperCase() + msText, {
			size: 120,
			fill: "#" + ("000000" + color.toString(16)).slice(-6)
		});
		feedback.anchor.set(0.5, 0);
		// Place feedback at the top center, below the top bar (avoid top 100px for menu)
		feedback.x = 2048 / 2;
		feedback.y = 120;
		game.addChild(feedback);
		tween(feedback, {
			alpha: 0,
			y: feedback.y - 60
		}, {
			duration: 500
		});
		LK.setTimeout(function () {
			feedback.destroy();
		}, 500);
	}
	self.down = function (x, y, obj) {
		var now = Date.now();
		var msDiff = now - self.hitZoneTime;
		var absMs = Math.abs(msDiff);
		var result = "fail";
		if (absMs <= MARVELOUS_WINDOW) {
			result = "marvelous";
			marvelousCount++;
			LK.setScore(LK.getScore() + 350);
			updateAccuracyDisplay();
		} else if (absMs <= PERFECT_WINDOW) {
			result = "perfect";
			perfectCount++;
			LK.setScore(LK.getScore() + 300);
			updateAccuracyDisplay();
		} else if (absMs <= GOOD_WINDOW) {
			result = "good";
			goodCount++;
			LK.setScore(LK.getScore() + 100);
			updateAccuracyDisplay();
		} else if (absMs <= BAD_WINDOW) {
			result = "bad";
			badCount++;
			LK.setScore(LK.getScore() + 50);
			updateAccuracyDisplay();
		} else if (absMs <= FAIL_WINDOW) {
			result = "fail";
			failCount++;
			LK.setScore(LK.getScore() - 100);
			updateAccuracyDisplay();
		}
		// If hit is way too early (before hitAccuracy is close), also fail
		if (now < self.spawnTime + 0.2 * (self.hitZoneTime - self.spawnTime)) {
			result = "fail";
			failCount++;
			LK.setScore(LK.getScore() - 100);
			updateAccuracyDisplay();
		}
		LK.getSound('hitSound').play();
		showFeedback(result, msDiff);
		self.destroy();
		note = new Note();
		game.addChild(note);
	};
	// Miss detection: if player doesn't tap in time, auto-fail
	self.update = function () {
		var now = Date.now();
		if (now - self.hitZoneTime > FAIL_WINDOW) {
			failCount++;
			LK.setScore(LK.getScore() - 100);
			updateAccuracyDisplay();
			showFeedback("fail", undefined);
			self.destroy();
			note = new Note();
			game.addChild(note);
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
var ms;
var speed = 1.3;
var note;
// Score display
var scoreText = new Text2("Score: 0", {
	size: 70,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
scoreText.x = 2048 / 2;
scoreText.y = 20 + 100; // below top menu area
LK.gui.top.addChild(scoreText);
function updateScoreDisplay() {
	scoreText.setText("Score: " + LK.getScore());
}
// Hit counters
var marvelousCount = 0;
var perfectCount = 0;
var goodCount = 0;
var badCount = 0;
var failCount = 0;
// Accuracy display configuration and storage
var accuracyDisplayConfig = [{
	label: 'Marvelous',
	color: 0x00FFFC,
	yOffset: -280,
	type: 'marvelous'
}, {
	label: 'Perfect',
	color: 0x00FF00,
	yOffset: -230,
	type: 'perfect'
}, {
	label: 'Good',
	color: 0xFFFF00,
	yOffset: -180,
	type: 'good'
}, {
	label: 'Bad',
	color: 0xFFA500,
	yOffset: -130,
	type: 'bad'
}, {
	label: 'Fail',
	color: 0xFF0000,
	yOffset: -80,
	type: 'fail'
}];
var accuracyTexts = {};
function createAccuracyText(label, color, yOffset) {
	var txt = new Text2(label + ': 0', {
		size: 40,
		fill: color
	});
	txt.anchor.set(1, 0);
	txt.x = -20;
	txt.y = yOffset;
	LK.gui.bottomRight.addChild(txt);
	return txt;
}
accuracyDisplayConfig.forEach(function (cfg) {
	accuracyTexts[cfg.type] = createAccuracyText(cfg.label, cfg.color, cfg.yOffset);
});
function updateAccuracyDisplay() {
	accuracyTexts.marvelous.setText('Marvelous: ' + marvelousCount);
	accuracyTexts.perfect.setText('Perfect: ' + perfectCount);
	accuracyTexts.good.setText('Good: ' + goodCount);
	accuracyTexts.bad.setText('Bad: ' + badCount);
	accuracyTexts.fail.setText('Fail: ' + failCount);
	updateScoreDisplay();
}
/*
* Initializations
*/
note = new Note();
game.addChild(note);

===================================================================
--- original.js
+++ change.js
@@ -115,16 +115,16 @@
 			updateAccuracyDisplay();
 		} else if (absMs <= FAIL_WINDOW) {
 			result = "fail";
 			failCount++;
-			LK.setScore(Math.max(0, LK.getScore() - 100));
+			LK.setScore(LK.getScore() - 100);
 			updateAccuracyDisplay();
 		}
 		// If hit is way too early (before hitAccuracy is close), also fail
 		if (now < self.spawnTime + 0.2 * (self.hitZoneTime - self.spawnTime)) {
 			result = "fail";
 			failCount++;
-			LK.setScore(Math.max(0, LK.getScore() - 100));
+			LK.setScore(LK.getScore() - 100);
 			updateAccuracyDisplay();
 		}
 		LK.getSound('hitSound').play();
 		showFeedback(result, msDiff);
@@ -136,9 +136,9 @@
 	self.update = function () {
 		var now = Date.now();
 		if (now - self.hitZoneTime > FAIL_WINDOW) {
 			failCount++;
-			LK.setScore(Math.max(0, LK.getScore() - 100));
+			LK.setScore(LK.getScore() - 100);
 			updateAccuracyDisplay();
 			showFeedback("fail", undefined);
 			self.destroy();
 			note = new Note();
@@ -160,8 +160,20 @@
 ****/ 
 var ms;
 var speed = 1.3;
 var note;
+// Score display
+var scoreText = new Text2("Score: 0", {
+	size: 70,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+scoreText.x = 2048 / 2;
+scoreText.y = 20 + 100; // below top menu area
+LK.gui.top.addChild(scoreText);
+function updateScoreDisplay() {
+	scoreText.setText("Score: " + LK.getScore());
+}
 // Hit counters
 var marvelousCount = 0;
 var perfectCount = 0;
 var goodCount = 0;
@@ -214,30 +226,11 @@
 	accuracyTexts.perfect.setText('Perfect: ' + perfectCount);
 	accuracyTexts.good.setText('Good: ' + goodCount);
 	accuracyTexts.bad.setText('Bad: ' + badCount);
 	accuracyTexts.fail.setText('Fail: ' + failCount);
+	updateScoreDisplay();
 }
 /*
 * Initializations
 */
-// Score display
-var scoreText = new Text2("0", {
-	size: 120,
-	fill: 0xFFFFFF
-});
-scoreText.anchor.set(0.5, 0);
-scoreText.x = 0;
-scoreText.y = -360;
-LK.gui.top.addChild(scoreText);
-// Update score text whenever score changes
-function updateScoreDisplay() {
-	scoreText.setText(LK.getScore());
-}
-// Patch LK.setScore to also update score display
-var _originalSetScore = LK.setScore;
-LK.setScore = function (val) {
-	_originalSetScore(val);
-	updateScoreDisplay();
-};
-updateScoreDisplay();
 note = new Note();
 game.addChild(note);
\ No newline at end of file