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

/**** 
* Classes
****/ 
/***********************************************************************************/ 
/******************************* UTILITY FUNCTIONS *********************************/ 
/***********************************************************************************/ 
var BackgroundManager = Container.expand(function () {
	var self = Container.call(this);
	// Create three background instances for smoother tunnel effect
	self.bg0 = self.attachAsset('background01', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 2.4,
		scaleY: 2.4,
		alpha: 1
	});
	self.bg1 = self.attachAsset('background01', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 1.1,
		scaleY: 1.1,
		alpha: 1
	});
	self.bg2 = self.attachAsset('background01', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.5,
		scaleY: 0.5,
		alpha: 1
	});
	self.bg3 = self.attachAsset('background01', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.22,
		scaleY: 0.22,
		alpha: 1
	});
	self.bg4 = self.attachAsset('background01', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.11,
		scaleY: 0.11,
		alpha: 1
	});
	self.tore0 = self.attachAsset('tore', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 1.2,
		scaleY: 1.2,
		alpha: 0
	});
	self.tore1 = self.attachAsset('tore', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.6,
		scaleY: 0.6,
		alpha: 0
	});
	self.tore2 = self.attachAsset('tore', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.26,
		scaleY: 0.26,
		alpha: 0
	});
	self.tore3 = self.attachAsset('tore', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.12,
		scaleY: 0.12,
		alpha: 0
	});
	// Apply different tints in debug mode
	if (isDebug) {
		self.bg1.tint = 0xFF0000; // Red tint for first background
		self.tore1.tint = 0x00FF00; // Green tint for first tore
		self.bg2.tint = 0x00FFFF; // Cyan tint for second background
		self.tore2.tint = 0xFF00FF; // Magenta tint for second tore
		self.bg3.tint = 0xfff200; // Yellow tint for third background
	}
	// Animation properties
	self.bgAnimationSpeed = globalSpeed / 1000; //0.002;
	self.bgAnimationAcceleration = 2;
	// Add tore assets between backgrounds for animation
	self.backgrounds = [self.bg0, self.tore0, self.bg1, self.tore1, self.bg2, self.tore2, self.bg3, self.tore3, self.bg4];
	//self.backgrounds = [self.bg0, self.bg1, self.bg2, self.bg3];
	// Define initial scale for each background/torus (tore: 0.26, bg: 0.22)
	//self.bgInitialScales = [0.22, 0.22, 0.22, 0.22, 0.22];
	//self.bgInitialScales = [0, 0, 0, 0, 0];
	//self.bgInitialScales = [0, 0, 0, 0, 0, 0, 0, 0, 0];
	// Animation state: single startTime for all backgrounds/torus
	self.bgAnimStartTime = Date.now();
	// Update method - handle background/torus scale animation
	self.update = function () {
		// Don't update if song hasn't started
		if (!songStarted) {
			return;
		}
		var now = Date.now();
		var elapsed = now - self.bgAnimStartTime;
		var resetTriggered = false;
		for (var i = 0; i < self.backgrounds.length; i++) {
			var bg = self.backgrounds[i];
			// Make the scale speed increase as the scale increases (e.g. exponential or quadratic growth)
			//var scaleMultiplier = bg.scaleX * self.bgAnimationAcceleration;
			//bg.scaleX += self.bgAnimationSpeed * scaleMultiplier;
			bg.scaleX += self.bgAnimationSpeed * bg.scaleX;
			bg.scaleY = bg.scaleX;
			if (bg.scaleX > 3.0) {
				bg.scaleX = 0.12; //self.bgInitialScales[i];
				bg.scaleY = bg.scaleX;
			}
			//bg.alpha = Math.min(1, bg.scaleX + 0.66);
			bg.tint = 0x1697b8; // 0x33FF33;
		}
	};
	return self;
});
// Initialize the game;
/***********************************************************************************/ 
/********************************** BALL CLASS *************************************/
/***********************************************************************************/ 
var Ball = Container.expand(function () {
	var self = Container.call(this);
	// Create and attach ball asset
	var ballGraphics = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: currentColor,
		alpha: 1
	});
	// Initialize ball properties
	self.speedX = 0;
	self.speedY = 0;
	// Track last intersecting state for each gate
	self.lastIntersectingGates = {};
	// Update method to follow runner's position
	self.update = function () {
		// Don't process gates until song has started
		if (!songStarted) {
			return;
		}
		// Make ball follow runner's exact position
		if (runner) {
			self.x = runner.x;
			self.y = runner.y;
		}
		// Check for collisions with gates
		if (gateManager && gateManager.gates) {
			// Iterate backwards to avoid index shifting issues when removing gates
			for (var i = gateManager.gates.length - 1; i >= 0; i--) {
				var gate = gateManager.gates[i];
				var gateId = gate.gateId;
				// Initialize tracking if needed
				if (self.lastIntersectingGates[gateId] === undefined) {
					self.lastIntersectingGates[gateId] = false;
				}
				// Check intersection with bounding box instead of gate asset, but ignore if gate scale > 1.0
				var currentIntersecting = gate.gateAsset.scaleX >= 0.3 && gate.gateAsset.scaleX <= 0.6 && self.intersects(gate.boundingBox);
				// Detect transition from not intersecting to intersecting
				if (!self.lastIntersectingGates[gateId] && currentIntersecting) {
					// Play hit sound
					playHitSound();
					// Mark gate as being destroyed to prevent multiple triggers
					if (!gate.isDestroying) {
						gate.isDestroying = true;
						// Animate scale down
						tween(gate, {
							scaleX: 0,
							scaleY: 0
						}, {
							duration: 300,
							easing: tween.easeIn,
							onFinish: function onFinish() {
								// Request destruction from gate manager
								gateManager.destroyGate(gate);
							}
						});
					}
				}
				// Update last intersecting state
				self.lastIntersectingGates[gateId] = currentIntersecting;
			}
			// No cleanup needed - gate IDs are unique and won't be reused
		}
	};
	return self;
});
/***********************************************************************************/ 
/********************************** GATE CLASS *************************************/
/***********************************************************************************/ 
var Gate = Container.expand(function () {
	var self = Container.call(this);
	// Create gate asset with initial properties
	self.gateAsset = self.attachAsset('gate', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 0.26,
		// Start at same scale as tore2
		scaleY: 0.26,
		alpha: 1,
		visible: false
	});
	// Store direction angle for this gate
	self.directionAngle = 0;
	// Add bounding box for collision detection
	self.boundingBox = self.attachAsset('boundingBox', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 2450,
		alpha: 1 // Invisible by default
	});
	/* 
	width: 200,
	heigh: 100,
			*/ 
	// Store the color for this gate
	self.gateColor = 0xFFFFFF; // Default white, will be set by manager
	// Store unique ID for this gate
	self.gateId = null; // Will be set by manager
	// Set the tint to match the gate color
	self.setColor = function (color) {
		self.gateColor = color;
		self.gateAsset.tint = color;
		// Show bounding box in debug mode
		//if (isDebug) 
		{
			self.boundingBox.alpha = 0.8;
			//self.boundingBox.tint = color;
		}
	};
	// Update scale to match background animation
	self.updateScale = function (newScale) {
		/* 
		self.scaleX = newScale;
		self.scaleY = newScale;
		self.alpha = Math.min(1, newScale + 0.66);
		*/ 
		self.gateAsset.scaleX = newScale;
		self.gateAsset.scaleY = newScale;
		self.gateAsset.alpha = Math.min(1, newScale + 0.66);
		// Scale bounding box proportionally
		self.boundingBox.scaleX = newScale; // 3 * newScale / 0.26; // Maintain 300px width relative to gate scale
		self.boundingBox.scaleY = newScale; //0.3 * newScale / 0.26; // Maintain 30px height relative to gate scale
		// Calculate boundingBox position using directionAngle and scale
		// Calculate distance from center based on scale
		var distance = (2450 - 1366) * newScale;
		// Use directionAngle to position boundingBox
		self.boundingBox.x = centerX + distance * Math.cos(self.directionAngle + Math.PI * 0.5);
		self.boundingBox.y = centerY + distance * Math.sin(self.directionAngle + Math.PI * 0.5);
		self.boundingBox.rotation = self.directionAngle;
	};
	return self;
});
/***********************************************************************************/ 
/********************************** GATE MANAGER CLASS *****************************/
/***********************************************************************************/ 
var GateManager = Container.expand(function () {
	var self = Container.call(this);
	// Array to hold gates
	self.gates = [];
	// Animation timing
	self.gateAnimStartTime = Date.now();
	self.gateAnimationSpeed = globalSpeed / 1000; // Same as background
	// Song timing properties
	self.currentSong = songListV3[0];
	self.songStartTime = Date.now();
	self.currentNoteIndex = 0;
	self.noteSpawnScale = 0.12; // Initial scale for new gates matching smallest tore
	self.lastGateAngle = null; // Track last gate angle for path continuity
	// Spawn a single gate at current time
	self.spawnGateAtTime = function () {
		// Get the current beat value
		var beatValue = null;
		if (self.currentNoteIndex < self.currentSong.songBeats.length) {
			beatValue = self.currentSong.songBeats[self.currentNoteIndex].beat;
		}
		// Map beat to key for color selection
		var keyNumber = parseInt(beatValue, 10) || 1; // Default to 1 if parse fails
		var noteKey = 'Key' + keyNumber;
		var keyColor = keyColorMap[noteKey] || currentColor; // Default to currentColor if key not found
		// --- Calculate gate travel time so it reaches the player at the correct beat time ---
		var startScale = self.noteSpawnScale;
		var endScale = 1.0; // The scale at which the gate should reach the player (runner)
		var speed = self.gateAnimationSpeed; // This is the per-tick scale growth factor
		var timeToReachPlayer = Math.log(endScale / startScale) / speed; // ms
		// Determine beat angle (where the safe path is)
		var beatAngle = centerAngle;
		if (beatValue === "1") {
			beatAngle = rightAngle;
		} else if (beatValue === "2") {
			beatAngle = leftAngle;
		} else {
			// Beat values 0 and 3 go to center
			beatAngle = centerAngle;
		}
		// Store this angle for the next gate
		self.lastGateAngle = beatAngle;
		// Create array of all possible angles
		var allAngles = [leftAngle, centerAngle, rightAngle];
		var gateAngles = [];
		// Filter out the beat angle to get the non-beat angles
		for (var i = 0; i < allAngles.length; i++) {
			if (allAngles[i] !== beatAngle) {
				gateAngles.push(allAngles[i]);
			}
		}
		// Calculate timing
		var beatTime = self.currentSong.songBeats[self.currentNoteIndex].time;
		var now = Date.now();
		var songElapsed = now - self.songStartTime;
		var spawnTime = beatTime - timeToReachPlayer;
		// Create gates at non-beat positions
		for (var j = 0; j < gateAngles.length; j++) {
			var gate = new Gate();
			gate.setColor(keyColor);
			gate.updateScale(self.noteSpawnScale);
			// Store spawn time for tracking
			gate.spawnTime = Date.now() + 200 / globalSpeed;
			gate.colorIndex = 0;
			// Assign unique ID to gate
			gate.gateId = getNextGateId();
			// Store the note key for this gate
			gate.noteKey = noteKey;
			// Set the direction angle for this gate
			gate.directionAngle = gateAngles[j];
			// Apply rotation to gate asset
			gate.gateAsset.rotation = gateAngles[j];
			// Spawn or schedule the gate
			if (songElapsed >= spawnTime) {
				// Spawn now
				self.gates.push(gate);
				self.addChild(gate);
			} else {
				// Schedule spawn for later
				(function (g) {
					LK.setTimeout(function () {
						self.gates.push(g);
						self.addChild(g);
					}, spawnTime - songElapsed);
				})(gate);
			}
		}
	};
	// Update gates animation
	self.update = function () {
		// Don't update if song hasn't started
		if (!songStarted) {
			return;
		}
		var now = Date.now();
		var songElapsed = now - self.songStartTime;
		// Check if we need to spawn a new gate based on song timing
		if (self.currentNoteIndex < self.currentSong.songBeats.length) {
			var nextBeat = self.currentSong.songBeats[self.currentNoteIndex];
			if (songElapsed >= nextBeat.time) {
				// Check if enough time has passed since last beat
				if (now - lastBeatTime >= skipBeatDelay) {
					// Spawn a new gate for this beat
					self.spawnGateAtTime();
					lastBeatTime = now;
				}
				self.currentNoteIndex++;
			}
		}
		// Animate existing gates
		for (var i = self.gates.length - 1; i >= 0; i--) {
			var gate = self.gates[i];
			var currentScale = gate.gateAsset.scaleX;
			// Increase scale with acceleration
			var newScale = currentScale + self.gateAnimationSpeed * currentScale;
			// Remove gate when too large
			if (newScale > 3.0) {
				gate.destroy();
				self.gates.splice(i, 1);
			} else {
				gate.updateScale(newScale);
			}
		}
		// Check if song has ended and needs restart
		self.checkSongEnd();
	};
	// Reset song when it ends
	self.resetSong = function () {
		self.songStartTime = Date.now();
		self.currentNoteIndex = 0;
		self.lastGateAngle = null; // Reset angle tracking for new song
	};
	// Check if song has ended and restart
	self.checkSongEnd = function () {
		if (self.currentNoteIndex >= self.currentSong.songBeats.length) {
			// All beats have been spawned, check if we should restart
			var lastBeatTime = self.currentSong.songBeats[self.currentSong.songBeats.length - 1].time;
			var songElapsed = Date.now() - self.songStartTime;
			// Wait a bit after the last beat before restarting
			if (songElapsed > lastBeatTime + 5000) {
				self.resetSong();
			}
		}
	};
	// Destroy a specific gate
	self.destroyGate = function (gate) {
		var index = self.gates.indexOf(gate);
		if (index > -1) {
			self.gates.splice(index, 1);
			gate.destroy();
		}
	};
	return self;
});
/***********************************************************************************/ 
/********************************** RUNNER CLASS ***********************************/
/***********************************************************************************/ 
var Runner = Container.expand(function () {
	var self = Container.call(this);
	// Create and attach runner asset
	var runnerGraphics = self.attachAsset('runnerDir4_001', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0xFFFFFF,
		//currentColor,
		alpha: 1
	});
	// Initialize runner properties
	self.speedX = 0;
	self.speedY = 0;
	// Track last intersecting state for each gate
	self.lastIntersectingGates = {};
	// Add tick counter for scale flipping
	self.tickCounter = 0;
	self.update = function () {
		// Don't update if song hasn't started
		if (!songStarted) {
			return;
		}
		// Calculate angle based on runner's position relative to center
		var angle = Math.atan2(self.y - centerY, self.x - centerX);
		// Apply rotation to runner
		self.rotation = angle - Math.PI * 0.5; // Add PI/2 to orient correctly
		// Increment tick counter and flip scale only every 60 ticks
		self.tickCounter++;
		if (self.tickCounter >= 5) {
			self.scaleX *= -1;
			self.tickCounter = 0; // Reset counter
		}
	};
	return self;
});
// Music will be started by start button
// LK.playMusic('track_02');
// test gate
/* 
var testGate = new Gate();
var newScale = 1;
testGate.scaleX = newScale;
testGate.scaleY = newScale;
testGate.gateAsset.scaleX = newScale;
testGate.gateAsset.scaleY = newScale;
testGate.boundingBox.scaleX = newScale;
testGate.boundingBox.scaleY = newScale;
testGate.boundingBox.alpha = 0.3;
game.addChild(testGate);
*/ 
var StartButton = Container.expand(function () {
	var self = Container.call(this);
	// Create button background
	self.buttonBg = self.attachAsset('start', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Position at center of screen
	self.x = centerX;
	self.y = centerY;
	// Handle button press
	self.down = function () {
		// Prevent multiple presses
		if (songStarted) {
			return;
		}
		// Mark song as started
		songStarted = true;
		// Start the music
		LK.playMusic('track_01');
		// Reset gate manager timing
		if (gateManager) {
			gateManager.songStartTime = Date.now();
			gateManager.currentNoteIndex = 0;
		}
		// Fade out and remove button
		tween(self, {
			alpha: 0
		}, {
			duration: 500,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
// Utility function to draw a polygon using drawLine
var game = new LK.Game({
	backgroundColor: 0x000c33 // Initialize game with a black background
});

/**** 
* Game Code
****/ 
// Global center coordinates
var centerX = 1024;
var centerY = 1366;
// Global array of 6 neon colors
var neonColors = [0x39FF14,
// Neon Green
0xFF073A,
// Neon Red
0x00FFFF,
// Neon Cyan
0xF3F315,
// Neon Yellow
0xFF61F6,
// Neon Pink
0xFF9900 // Neon Orange
];
// Map keys to colors - 15 keys (0-14) mapped to neon colors
var keyColorMap = {
	'Key0': 0x39FF14,
	// Neon Green
	'Key1': 0xFF073A,
	// Neon Red
	'Key2': 0x00FFFF,
	// Neon Cyan
	'Key3': 0xF3F315,
	// Neon Yellow
	'Key4': 0xFF61F6,
	// Neon Pink
	'Key5': 0xFF9900,
	// Neon Orange
	'Key6': 0x39FF14,
	// Neon Green (repeat)
	'Key7': 0xFF073A,
	// Neon Red (repeat)
	'Key8': 0x00FFFF,
	// Neon Cyan (repeat)
	'Key9': 0xF3F315,
	// Neon Yellow (repeat)
	'Key10': 0xFF61F6,
	// Neon Pink (repeat)
	'Key11': 0xFF9900,
	// Neon Orange (repeat)
	'Key12': 0x39FF14,
	// Neon Green (repeat)
	'Key13': 0xFF073A,
	// Neon Red (repeat)
	'Key14': 0x00FFFF // Neon Cyan (repeat)
};
// Global currentColor, set to a random neon color
var currentColor = neonColors[Math.floor(Math.random() * neonColors.length)];
/***********************************************************************************/ 
/******************************* UTILITY FUNCTIONS *********************************/ 
/***********************************************************************************/ 
function drawPolygon(coordinates, tint) {
	log("drawPolygon ", coordinates);
	var lines = [];
	for (var i = 0; i < coordinates.length; i++) {
		var startPoint = coordinates[i];
		var endPoint = coordinates[(i + 1) % coordinates.length]; // Loop back to the first point
		var line = drawLine(startPoint.x, startPoint.y, endPoint.x, endPoint.y, tint);
		lines.push(line);
	}
	return lines;
}
function updatePolygon(lines, newCoordinates, scale) {
	log("updatePolygon ", lines, scale);
	// Ensure lines and newCoordinates have the same length
	if (lines.length !== newCoordinates.length) {
		error("updatePolygon error: lines and newCoordinates length mismatch");
		return lines;
	}
	// Update each line with new coordinates
	for (var i = 0; i < lines.length; i++) {
		var startPoint = newCoordinates[i];
		var endPoint = newCoordinates[(i + 1) % newCoordinates.length]; // Loop back to the first point for the last line
		updateLine(lines[i], startPoint.x, startPoint.y, endPoint.x, endPoint.y, scale);
	}
	return lines;
}
// Utility function to draw lines between two points
function drawLine(x1, y1, x2, y2, tint) {
	log("drawLine ", x1, y1);
	var line = LK.getAsset('line', {
		anchorX: 0.0,
		anchorY: 0.0,
		x: x1,
		y: y1,
		tint: tint
	});
	line.startX = x1;
	line.startY = y1;
	line.endX = x2;
	line.endY = y2;
	// Calculate the distance between the two points
	var distance = Math.sqrt(Math.pow(x2 - x1, 2) + Math.pow(y2 - y1, 2));
	// Set the width of the line to the distance between the points
	line.width = distance;
	// Calculate the angle between the two points
	var angle = Math.atan2(y2 - y1, x2 - x1);
	// Correct angle calculation for all quadrants
	line.rotation = angle;
	return line;
}
// Utility function to draw lines between two points
function updateLine(line, newX1, newY1, newX2, newY2, scale) {
	log("updateLine ", line);
	scale = scale === undefined ? 1 : scale;
	// Calculate midpoint of the original line
	var midX = (newX1 + newX2) / 2;
	var midY = (newY1 + newY2) / 2;
	// Adjust start and end points based on scale
	newX1 = midX + (newX1 - midX) * scale;
	newY1 = midY + (newY1 - midY) * scale;
	newX2 = midX + (newX2 - midX) * scale;
	newY2 = midY + (newY2 - midY) * scale;
	// Update line start and end coordinates after scaling
	line.x = newX1;
	line.y = newY1;
	line.startX = newX1;
	line.startY = newY1;
	line.endX = newX2;
	line.endY = newY2;
	// Recalculate the distance between the new scaled points
	var distance = Math.sqrt(Math.pow(newX2 - newX1, 2) + Math.pow(newY2 - newY1, 2));
	// Update the width of the line to the new distance
	line.width = distance;
	// Recalculate the angle between the new points
	var angle = Math.atan2(newY2 - newY1, newX2 - newX1);
	// Update the rotation of the line to the new angle
	line.rotation = angle;
	return line;
}
function log() {
	if (isDebug) {
		console.log(arguments);
	}
}
/***********************************************************************************/ 
/******************************* GAME VARIABLES*********************************/
/***********************************************************************************/ 
var songListV3 = [{
	"name": "Words Fly Fast",
	"songBeats": [{
		"time": 651,
		"beat": "1"
	}, {
		"time": 1256,
		"beat": "1"
	}, {
		"time": 1800,
		"beat": "1"
	}, {
		"time": 2364,
		"beat": "1"
	}, {
		"time": 2828,
		"beat": "1"
	}, {
		"time": 3324,
		"beat": "1"
	}, {
		"time": 3708,
		"beat": "1"
	}, {
		"time": 4192,
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}];
var isDebug = false;
var globalSpeed = 20;
var currentRotationAngle = 0;
var fullLog = [];
var fpsText;
var lastTick;
var frameCount;
var debugText;
// Removed drag-related variables - using tap controls now
var backgroundManager;
var gateManager;
var targetManager;
var ball;
var runner;
var borderLimitAngle = Math.PI * 0.08;
var gateLimitAngle = Math.PI * 0.2;
var gateUniqueId = 0;
var songStarted = false;
// Define three fixed positions: left, center, right
var leftAngle = -Math.PI * 0.5 + gateLimitAngle;
var centerAngle = -Math.PI * 0.5 + Math.PI / 2;
var rightAngle = -Math.PI * 0.5 + Math.PI - gateLimitAngle;
// Function to get next gate ID
function getNextGateId() {
	return gateUniqueId++;
}
// Function to play hit sound with protection against multiple simultaneous plays
var lastHitSoundTime = 0;
var hitSoundCooldown = 100; // Minimum time between hit sounds in milliseconds
var skipBeatDelay = 900;
var lastBeatTime = 0;
function playHitSound() {
	var now = Date.now();
	if (now - lastHitSoundTime >= hitSoundCooldown) {
		LK.getSound('hit').play();
		lastHitSoundTime = now;
	}
}
/***********************************************************************************/ 
/***************************** GAME INITIALIZATION *********************************/
/***********************************************************************************/ 
function gameInitialize() {
	// Initialize background manager first (so it's behind other elements)
	backgroundManager = new BackgroundManager();
	game.addChild(backgroundManager);
	// Initialize runner at center position
	//updateSnapPosition(snapPositions.center);
	// Initialize gate manager
	gateManager = new GateManager();
	game.addChild(gateManager);
	// Create and position ball
	ball = new Ball();
	ball.x = 1024;
	ball.y = 2000;
	ball.alpha = true;
	game.addChild(ball);
	runner = new Runner();
	runner.x = 1024;
	runner.y = 2000;
	game.addChild(runner);
	// Create start button if song hasn't started
	if (!songStarted) {
		var startButton = new StartButton();
		game.addChild(startButton);
	}
	if (isDebug) {
		var debugMarker = LK.getAsset('debugMarker', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 2048 * 0.5,
			y: 2732 / 2
		});
		game.addChild(debugMarker);
		fpsText = new Text2('FPS: 0', {
			size: 50,
			fill: 0xFFFFFF
		});
		// Position FPS text at the bottom-right corner
		fpsText.anchor.set(1, 1); // Anchor to the bottom-right
		LK.gui.bottomRight.addChild(fpsText);
		// Update FPS display every second
		lastTick = Date.now();
		frameCount = 0;
		debugText = new Text2('Debug Info', {
			size: 50,
			fill: 0xFFFFFF
		});
		debugText.anchor.set(0.5, 0); // Anchor to the bottom-right
		LK.gui.top.addChild(debugText);
		// Create sound test button
		var soundTestButton = new Container();
		var buttonBg = LK.getAsset('line', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 50,
			scaleY: 15,
			tint: 0x333333
		});
		soundTestButton.addChild(buttonBg);
		var buttonText = new Text2('SOUND TEST', {
			size: 40,
			fill: 0xFFFFFF
		});
		buttonText.anchor.set(0.5, 0.5);
		soundTestButton.addChild(buttonText);
		// Position at top right
		soundTestButton.x = -100;
		soundTestButton.y = 50;
		LK.gui.topRight.addChild(soundTestButton);
		// Add click handler
		soundTestButton.down = function () {
			// Play all key sounds with 600ms delay
			for (var i = 0; i <= 14; i++) {
				(function (index) {
					LK.setTimeout(function () {
						LK.getSound('key' + index).play();
					}, index * 600);
				})(i);
			}
		};
	}
}
/***********************************************************************************/ 
/******************************** MAIN GAME LOOP ***********************************/
/***********************************************************************************/ 
game.update = function () {
	if (isDebug) {
		// FPS
		var now = Date.now();
		frameCount++;
		if (now - lastTick >= 1000) {
			// Update every second
			fpsText.setText('FPS: ' + frameCount);
			frameCount = 0;
			lastTick = now;
		}
	}
};
// Define magnetic snap positions
var snapPositions = {
	left: 0,
	center: 1,
	right: 2
};
// Current snap position (start at center)
var currentSnapPosition = snapPositions.center;
// Snap threshold for switching positions (percentage of screen width)
var snapThreshold = 0.15; // 15% of screen width
// Function to update runner position based on snap
function updateSnapPosition(snapPos) {
	currentSnapPosition = snapPos;
	// Use global angle definitions
	var targetAngle = centerAngle;
	if (snapPos === snapPositions.left) {
		targetAngle = leftAngle;
	} else if (snapPos === snapPositions.center) {
		targetAngle = centerAngle;
	} else if (snapPos === snapPositions.right) {
		targetAngle = rightAngle;
	}
	// Calculate position on the ellipse path
	var radiusX = 924;
	var radiusY = 634;
	// Calculate new position
	runner.x = centerX + radiusX * Math.cos(targetAngle + Math.PI * 0.5);
	runner.y = centerY + radiusY * Math.sin(targetAngle + Math.PI * 0.5);
	// Apply rotation based on position
	var rotationMap = {
		0: -0.5,
		// left
		1: 0,
		// center
		2: 0.5 // right
	};
	currentRotationAngle = rotationMap[snapPos] * Math.PI * 0.5;
}
// Function to animate runner to new snap position
function animateToSnapPosition(snapPos, jump) {
	// Check if we need to pass through center (moving from left to right or right to left)
	var needsIntermediateStep = false;
	if (currentSnapPosition === snapPositions.left && snapPos === snapPositions.right || currentSnapPosition === snapPositions.right && snapPos === snapPositions.left) {
		needsIntermediateStep = true;
	}
	// If we need intermediate step, first move to center
	if (needsIntermediateStep && !jump) {
		// Use global angle definitions
		// Calculate position on the ellipse path
		var radiusX = 924;
		var radiusY = 634;
		// Calculate center position (intermediate step)
		var centerPosX = centerX + radiusX * Math.cos(centerAngle + Math.PI * 0.5);
		var centerPosY = centerY + radiusY * Math.sin(centerAngle + Math.PI * 0.5);
		// Animate to center first
		tween(runner, {
			x: centerPosX,
			y: centerPosY
		}, {
			duration: 100,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				// After reaching center, continue to final destination
				performSnapAnimation(snapPos, jump);
			}
		});
		// Update rotation for center position
		currentRotationAngle = 0;
	} else {
		// Direct movement (no intermediate step needed)
		performSnapAnimation(snapPos, jump);
	}
}
// Helper function to perform the actual snap animation
function performSnapAnimation(snapPos, jump) {
	currentSnapPosition = snapPos;
	// Use global angle definitions
	var targetAngle = centerAngle;
	if (snapPos === snapPositions.left) {
		targetAngle = rightAngle;
	} else if (snapPos === snapPositions.center) {
		targetAngle = centerAngle;
	} else if (snapPos === snapPositions.right) {
		targetAngle = leftAngle;
	}
	// Calculate position on the ellipse path
	var radiusX = 924;
	var radiusY = 634;
	// Calculate target position
	var targetX = centerX + radiusX * Math.cos(targetAngle + Math.PI * 0.5);
	var targetY = centerY + radiusY * Math.sin(targetAngle + Math.PI * 0.5);
	// Apply rotation based on position
	var rotationMap = {
		0: -0.5,
		// left
		1: 0,
		// center
		2: 0.5 // right
	};
	var targetRotation = rotationMap[snapPos] * Math.PI * 0.5;
	// Check if jump is requested
	if (jump) {
		// Jump to y=1200 first, then return to normal position
		tween(runner, {
			y: 1200
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// After jump, animate back to target position
				tween(runner, {
					x: targetX,
					y: targetY
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
	} else {
		// Normal animation without jump
		tween(runner, {
			x: targetX,
			y: targetY
		}, {
			duration: 300,
			easing: tween.easeInOut
		});
	}
	// Update rotation angle for continuous rotation
	currentRotationAngle = targetRotation;
}
// Add game event handlers for runner control
game.down = function (x, y, obj) {
	// Don't process input if song hasn't started
	if (!songStarted) {
		return;
	}
	// Divide screen into halves
	var screenWidth = 2048;
	var screenCenter = screenWidth / 2;
	// Check which half of the screen was tapped
	if (x < screenCenter) {
		// Tapped left half - move to left lane
		animateToSnapPosition(snapPositions.left);
	} else {
		// Tapped right half - move to right lane
		animateToSnapPosition(snapPositions.right);
	}
};
game.move = function (x, y, obj) {
	// Empty - no longer needed for tap controls
};
game.up = function (x, y, obj) {
	// On release, return to center lane
	animateToSnapPosition(snapPositions.center);
};
gameInitialize();

===================================================================
--- original.js
+++ change.js
@@ -1258,9 +1258,9 @@
 }
 // Function to play hit sound with protection against multiple simultaneous plays
 var lastHitSoundTime = 0;
 var hitSoundCooldown = 100; // Minimum time between hit sounds in milliseconds
-var skipBeatDelay = 300;
+var skipBeatDelay = 900;
 var lastBeatTime = 0;
 function playHitSound() {
 	var now = Date.now();
 	if (now - lastHitSoundTime >= hitSoundCooldown) {