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

/**** 
* Classes
****/ 
// --- MovingPlatform Class ---
var MovingPlatform = Container.expand(function () {
	var self = Container.call(this);
	// Default size
	self.width = 400;
	self.height = 40;
	// Use a distinct color for moving platforms
	var movingColor = 0xffe066;
	var platAsset = self.attachAsset('platform', {
		width: self.width,
		height: self.height,
		color: movingColor,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Movement bounds
	self.minX = 0;
	self.maxX = 0;
	self.speed = 6 + Math.random() * 4; // random speed
	self.direction = Math.random() < 0.5 ? 1 : -1;
	// Set platform size
	self.setSize = function (w, h) {
		self.width = w;
		self.height = h;
		platAsset.width = w;
		platAsset.height = h;
	};
	// Set movement bounds
	self.setMoveBounds = function (minX, maxX) {
		self.minX = minX;
		self.maxX = maxX;
	};
	// Update method for moving
	self.update = function () {
		if (self.minX === self.maxX) return;
		if (self.lastX === undefined) self.lastX = self.x;
		self.x += self.speed * self.direction;
		if (self.x < self.minX) {
			self.x = self.minX;
			self.direction *= -1;
		} else if (self.x > self.maxX) {
			self.x = self.maxX;
			self.direction *= -1;
		}
		self.lastX = self.x;
	};
	return self;
});
// Do not generate platforms or add player until after character is selected and game is started
// All gameplay setup is now handled in resetGame, which is only called after character selection
// --- Platform Class --- 
var Platform = Container.expand(function () {
	var self = Container.call(this);
	// Default size
	self.width = 400;
	self.height = 40;
	// Platform visual
	var platAsset = self.attachAsset('platform', {
		width: self.width,
		height: self.height,
		color: PLATFORM_COLOR,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set platform size
	self.setSize = function (w, h) {
		self.width = w;
		self.height = h;
		platAsset.width = w;
		platAsset.height = h;
	};
	return self;
});
// --- Player Class ---
var Player = Container.expand(function () {
	var self = Container.call(this);
	// Use selected character asset, fallback to 'player'
	var charId = selectedCharacter && selectedCharacter.id ? selectedCharacter.id : 'player';
	var asset = self.attachAsset(charId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.radius = 50; // for collision, matches asset size
	self.vx = 0;
	self.vy = 0;
	self.ax = 0; // acceleration x
	self.ay = 0; // acceleration y
	self.lastVx = 0;
	self.lastVy = 0;
	self.lastAx = 0;
	self.lastAy = 0;
	self.isJumping = false;
	// Move left
	self.moveLeft = function () {
		self.vx = -playerMoveSpeed;
	};
	// Move right
	self.moveRight = function () {
		self.vx = playerMoveSpeed;
	};
	// Stop movement
	self.stopMove = function () {
		self.vx = 0;
	};
	// Jump
	self.jump = function () {
		self.vy = -playerJumpVelocity;
		self.isJumping = true;
		LK.getSound('jump').play();
	};
	// Update method for velocity/acceleration tracking and dynamic triggers
	self.update = function () {
		// Calculate acceleration
		self.ax = self.vx - self.lastVx;
		self.ay = self.vy - self.lastVy;
		// Example: Trigger effect if horizontal velocity changes rapidly
		if (self.lastVx !== undefined && Math.abs(self.vx - self.lastVx) > 10) {
			// Hız çizgisi efekti veya başka bir efekt tetiklenebilir
			// Örnek: LK.effects.flashObject(self, 0x00ffff, 200);
		}
		// Example: Trigger effect if vertical acceleration exceeds threshold (e.g. falling fast)
		if (self.lastAy !== undefined && Math.abs(self.ay) > 20) {
			// Tehlike uyarısı veya başka bir efekt tetiklenebilir
			// Örnek: LK.effects.flashScreen(0xffe066, 100);
		}
		// Store last values for next update
		self.lastVx = self.vx;
		self.lastVy = self.vy;
		self.lastAx = self.ax;
		self.lastAy = self.ay;
	};
	return self;
});
// --- Powerup Class ---
var Powerup = Container.expand(function () {
	var self = Container.call(this);
	// Use the 'powerup' asset, centered
	var asset = self.attachAsset('powerup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.radius = 50; // for collision, matches asset size
	self.collected = false;
	self.visible = true;
	return self;
});

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

/**** 
* Game Code
****/ 
// --- Constants ---
var GAME_WIDTH = 2048;
var GAME_HEIGHT = 2732;
var PLATFORM_MIN_WIDTH = 300;
var PLATFORM_MAX_WIDTH = 600;
var PLATFORM_HEIGHT = 40;
var PLATFORM_MIN_GAP = 250;
var PLATFORM_MAX_GAP = 600;
var PLATFORM_SIDE_MARGIN = 100;
var PLATFORM_COLOR = 0x4ecdc4;
var PLAYER_START_X = GAME_WIDTH / 2;
var PLAYER_START_Y = GAME_HEIGHT - 400;
var playerMoveSpeed = 18;
var playerJumpVelocity = 60;
var gravity = 3.2;
var maxFallSpeed = 60;
var scrollThreshold = GAME_HEIGHT / 2;
var platformScrollSpeed = 0; // will be set dynamically
// --- State ---
var platforms = [];
var player;
var score = 0;
var scoreTxt;
var highestY = PLAYER_START_Y;
var dragDir = 0; // -1: left, 1: right, 0: none
var isTouching = false;
var lastTouchX = 0;
var lastTouchY = 0;
var gameOver = false;
// --- Trail State ---
var playerTrail = [];
var maxTrailLength = 16; // Number of trail dots
var trailDotAlphaStart = 0.35; // Starting alpha for the oldest dot
var trailDotAlphaEnd = 0.8; // Ending alpha for the newest dot
// --- Powerup State ---
var powerups = [];
var jumpBoostActive = false;
var jumpBoostTimeout = null;
// --- Helper: Spawn Powerup ---
function spawnPowerup(x, y) {
	var p = new Powerup();
	p.x = x;
	p.y = y - 80; // float above platform
	p.visible = true; // ensure powerup is visible when spawned
	powerups.push(p);
	game.addChild(p);
	return p;
}
// --- GUI ---
scoreTxt = new Text2('0', {
	size: 120,
	fill: "#fff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// --- Helper: Platform Generation ---
function randomPlatformWidth() {
	return PLATFORM_MIN_WIDTH + Math.floor(Math.random() * (PLATFORM_MAX_WIDTH - PLATFORM_MIN_WIDTH));
}
function randomPlatformX(width) {
	var minX = PLATFORM_SIDE_MARGIN + width / 2;
	var maxX = GAME_WIDTH - PLATFORM_SIDE_MARGIN - width / 2;
	return minX + Math.random() * (maxX - minX);
}
function randomPlatformGap() {
	return PLATFORM_MIN_GAP + Math.random() * (PLATFORM_MAX_GAP - PLATFORM_MIN_GAP);
}
// --- Helper: Platform Creation ---
function createPlatform(x, y, width, type) {
	// type: "moving" or undefined for normal
	var plat;
	if (type === "moving" || type === undefined && Math.random() < 0.25 && y < PLAYER_START_Y + 100) {
		plat = new MovingPlatform();
		plat.setSize(width, PLATFORM_HEIGHT);
		plat.x = x;
		plat.y = y;
		// Set movement bounds so it doesn't go off screen
		var minX = PLATFORM_SIDE_MARGIN + width / 2;
		var maxX = GAME_WIDTH - PLATFORM_SIDE_MARGIN - width / 2;
		plat.setMoveBounds(minX, maxX);
	} else {
		plat = new Platform();
		plat.setSize(width, PLATFORM_HEIGHT);
		plat.x = x;
		plat.y = y;
	}
	platforms.push(plat);
	game.addChild(plat);
	// Powerup: spawn with 10% chance on top of platform
	if (Math.random() < 0.10) {
		spawnPowerup(x, y - PLATFORM_HEIGHT / 2);
	}
	return plat;
}
// --- Helper: Remove platform ---
function removePlatform(plat) {
	var idx = platforms.indexOf(plat);
	if (idx !== -1) {
		platforms.splice(idx, 1);
	}
	plat.destroy();
}
// --- Helper: Collision Detection (AABB) ---
function playerOnPlatform(player, plat) {
	// Only check if player is falling
	if (player.vy < 0) return false;
	// Player bottom
	var px = player.x;
	var py = player.y + player.radius * 0.8;
	// Platform bounds
	var left = plat.x - plat.width / 2;
	var right = plat.x + plat.width / 2;
	var top = plat.y - plat.height / 2;
	var bottom = plat.y + plat.height / 2;
	// Check if player is above platform and within x bounds
	if (py > top && py < bottom && px > left && px < right) {
		return true;
	}
	return false;
}
// --- Helper: Generate Initial Platforms ---
function generateInitialPlatforms() {
	var y = PLAYER_START_Y + 200;
	// First platform: wide, centered, at bottom
	createPlatform(GAME_WIDTH / 2, y, 600);
	// Remove circular platform creation, just continue with normal platforms
	y -= 350;
	// Generate upwards, but with fewer platforms (reduce density)
	// Ensure all platforms are reachable by limiting vertical gap to jump height
	var platformCount = 0;
	var maxJumpHeight = playerJumpVelocity * playerJumpVelocity / (2 * gravity); // s = v^2/(2g)
	var safeGap = Math.min(maxJumpHeight * 0.85, PLATFORM_MAX_GAP); // 85% of max jump height for margin
	while (y > 400 && platformCount < 7) {
		var gap = Math.min(randomPlatformGap(), safeGap);
		y -= gap + 80; // slightly increase gap for fewer platforms
		var width = randomPlatformWidth();
		var x = randomPlatformX(width);
		createPlatform(x, y, width);
		platformCount++;
	}
}
// --- Helper: Generate New Platforms Above ---
function generatePlatformsIfNeeded() {
	// Find highest platform
	var highestPlatY = GAME_HEIGHT;
	for (var i = 0; i < platforms.length; i++) {
		if (platforms[i].y < highestPlatY) highestPlatY = platforms[i].y;
	}
	// Limit to 12 platforms on screen
	while (highestPlatY > -200 && platforms.length < 12) {
		var width = randomPlatformWidth();
		var x = randomPlatformX(width);
		var maxJumpHeight = playerJumpVelocity * playerJumpVelocity / (2 * gravity);
		var safeGap = Math.min(randomPlatformGap(), maxJumpHeight * 0.85, PLATFORM_MAX_GAP);
		var gap = safeGap;
		highestPlatY -= gap;
		// Ensure no two platforms have the same Y coordinate (within 1px tolerance)
		var yUnique = true;
		for (var j = 0; j < platforms.length; j++) {
			if (Math.abs(platforms[j].y - highestPlatY) < 1) {
				yUnique = false;
				break;
			}
		}
		if (yUnique) {
			createPlatform(x, highestPlatY, width);
		} else {
			// If not unique, try a slightly different gap
			highestPlatY -= 10 + Math.random() * 20;
		}
	}
}
// --- Helper: Remove Offscreen Platforms ---
function removeOffscreenPlatforms() {
	for (var i = platforms.length - 1; i >= 0; i--) {
		if (platforms[i].y > GAME_HEIGHT + 200) {
			removePlatform(platforms[i]);
		}
	}
}
// --- Helper: Update Score ---
function updateScore() {
	// Score is highestY reached (inverted, since y decreases as we go up)
	var newScore = Math.max(0, Math.floor((PLAYER_START_Y - highestY) / 10));
	if (newScore > score) {
		score = newScore;
		scoreTxt.setText(score);
		// Play sound at every 1000 and multiples of 1000
		if (score > 0 && score % 1000 === 0) {
			LK.getSound('jump').play();
		}
	}
}
// --- Character Selection ---
var characterOptions = [{
	id: 'player',
	color: 0xf67280,
	label: 'Kırmızı'
}, {
	id: 'player2',
	color: 0x4ecdc4,
	label: 'Mavi'
}, {
	id: 'player3',
	color: 0xffe066,
	label: 'Sarı'
}];
var selectedCharacter = null;
var characterSelectNodes = [];
var characterSelectActive = false;
// --- Language State ---
var LANG_TR = 'tr';
var LANG_EN = 'en';
var currentLang = LANG_EN; // Default language is English
// --- Language Strings ---
var langStrings = {
	tr: {
		title: 'Zıpla!',
		info: 'En yükseğe zıpla, güçlendiricileri topla!',
		start: 'Başla',
		lang_tr: 'Türkçe',
		lang_en: 'İngilizce'
	},
	en: {
		title: 'Jump!',
		info: 'Jump as high as you can, collect powerups!',
		start: 'Start',
		lang_tr: 'Turkish',
		lang_en: 'English'
	}
};
// --- Start Menu ---
var startMenuNodes = [];
var startMenuActive = true;
var langBtnTr, langBtnEn;
function showStartMenu() {
	startMenuActive = true;
	// Remove any previous menu nodes
	for (var i = 0; i < startMenuNodes.length; i++) {
		if (startMenuNodes[i].parent) {
			startMenuNodes[i].parent.removeChild(startMenuNodes[i]);
		}
	}
	startMenuNodes = [];
	// Add a white background covering the whole screen
	var menuBg = LK.getAsset('platform', {
		width: GAME_WIDTH,
		height: GAME_HEIGHT,
		color: 0xffffff,
		shape: 'box',
		anchorX: 0,
		anchorY: 0,
		x: 0,
		y: 0
	});
	game.addChild(menuBg);
	startMenuNodes.push(menuBg);
	// --- Language Toggle Buttons (Top Right) ---
	// Language buttons: stack vertically, each with a colored background for visibility
	var langBtnY = 80;
	var langBtnSpacingY = 130;
	var langBtnSize = 110;
	// Türkçe button background
	var langBgTr = LK.getAsset('platform', {
		width: 220,
		height: 90,
		color: currentLang === LANG_TR ? 0xffe066 : 0xfaf3dd,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5,
		x: GAME_WIDTH - 140,
		y: langBtnY
	});
	game.addChild(langBgTr);
	startMenuNodes.push(langBgTr);
	langBtnTr = new Text2(langStrings.tr.lang_tr, {
		size: 54,
		fill: currentLang === LANG_TR ? "#ff9900" : "#22223B"
	});
	langBtnTr.anchor.set(0.5, 0.5);
	langBtnTr.x = GAME_WIDTH - 140;
	langBtnTr.y = langBtnY;
	langBtnTr.interactive = true;
	langBtnTr.buttonMode = true;
	langBtnTr._lang = LANG_TR;
	game.addChild(langBtnTr);
	startMenuNodes.push(langBtnTr);
	// English button background
	var langBgEn = LK.getAsset('platform', {
		width: 220,
		height: 90,
		color: currentLang === LANG_EN ? 0xffe066 : 0xfaf3dd,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5,
		x: GAME_WIDTH - 140,
		y: langBtnY + langBtnSpacingY
	});
	game.addChild(langBgEn);
	startMenuNodes.push(langBgEn);
	langBtnEn = new Text2(langStrings.tr.lang_en, {
		size: 54,
		fill: currentLang === LANG_EN ? "#ff9900" : "#22223B"
	});
	langBtnEn.anchor.set(0.5, 0.5);
	langBtnEn.x = GAME_WIDTH - 140;
	langBtnEn.y = langBtnY + langBtnSpacingY;
	langBtnEn.interactive = true;
	langBtnEn.buttonMode = true;
	langBtnEn._lang = LANG_EN;
	game.addChild(langBtnEn);
	startMenuNodes.push(langBtnEn);
	// --- Animated Game Title ---
	var titleY = 320;
	var title = new Text2(langStrings[currentLang].title, {
		size: 220,
		fill: 0xF67280,
		font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
	});
	title.anchor.set(0.5, 0.5);
	title.x = GAME_WIDTH / 2;
	title.y = titleY;
	game.addChild(title);
	startMenuNodes.push(title);
	// Animate title with a gentle up-down floating effect
	tween(title, {
		y: titleY + 40
	}, {
		duration: 1200,
		yoyo: true,
		repeat: Infinity,
		easing: tween.easeInOutSine
	});
	// --- Info Text ---
	var infoTxt = new Text2(langStrings[currentLang].info, {
		size: 70,
		fill: 0x22223B
	});
	infoTxt.anchor.set(0.5, 0.5);
	infoTxt.x = GAME_WIDTH / 2;
	infoTxt.y = titleY + 160;
	game.addChild(infoTxt);
	startMenuNodes.push(infoTxt);
	// --- Character Selection with Visual Highlight ---
	var charY = GAME_HEIGHT * 0.75;
	var charSpacing = 320;
	var charStartX = GAME_WIDTH / 2 - (characterOptions.length - 1) / 2 * charSpacing;
	for (var i = 0; i < characterOptions.length; i++) {
		var opt = characterOptions[i];
		// Add a highlight ring behind the character if selected
		var highlight = LK.getAsset('platform', {
			width: 200,
			height: 200,
			color: 0xfaf3dd,
			shape: 'ellipse',
			anchorX: 0.5,
			anchorY: 0.5,
			x: charStartX + i * charSpacing,
			y: charY
		});
		highlight.visible = selectedCharacter && selectedCharacter.id === opt.id;
		highlight._charIndex = i;
		game.addChild(highlight);
		startMenuNodes.push(highlight);
		var node = LK.getAsset(opt.id, {
			width: 160,
			height: 160,
			color: opt.color,
			shape: 'ellipse',
			anchorX: 0.5,
			anchorY: 0.5,
			x: charStartX + i * charSpacing,
			y: charY
		});
		node.interactive = true;
		node.buttonMode = true;
		// Add colored background behind character node for visibility (instead of label)
		var charBg = LK.getAsset('platform', {
			width: 180,
			height: 180,
			color: opt.color,
			shape: 'ellipse',
			anchorX: 0.5,
			anchorY: 0.5,
			x: charStartX + i * charSpacing,
			y: charY
		});
		game.addChild(charBg);
		startMenuNodes.push(charBg);
		node._charIndex = i;
		game.addChild(node);
		startMenuNodes.push(node);
	}
	// --- Başla Button with Glow Effect ---
	var btnWidth = 600;
	var btnHeight = 180;
	var btnY = charY - 350;
	// Başla button background (removed image asset, use only colored ellipse asset)
	var btnBg = LK.getAsset('baslaBtnBg', {
		width: btnWidth + 40,
		height: btnHeight + 40,
		anchorX: 0.5,
		anchorY: 0.5,
		x: GAME_WIDTH / 2,
		y: btnY
	});
	game.addChild(btnBg);
	startMenuNodes.push(btnBg);
	var btn = LK.getAsset('platform', {
		width: btnWidth,
		height: btnHeight,
		color: 0xff9900,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5,
		x: GAME_WIDTH / 2,
		y: btnY
	});
	btn.interactive = true;
	btn.buttonMode = true;
	// Add a glowing effect to Başla button (pulsing scale)
	tween(btn, {
		scaleX: 1.05,
		scaleY: 1.05
	}, {
		duration: 900,
		yoyo: true,
		repeat: Infinity,
		easing: tween.easeInOutSine
	});
	// Add an asset inside the Başla button (e.g. a star icon, using 'powerup' asset as example)
	var btnInnerAsset = LK.getAsset('powerup', {
		width: 90,
		height: 90,
		anchorX: 0.5,
		anchorY: 0.5,
		x: GAME_WIDTH / 2,
		y: btnY
	});
	game.addChild(btnInnerAsset);
	startMenuNodes.push(btnInnerAsset);
	// Başla button label (will be updated on language change)
	var btnLabel = new Text2(langStrings[currentLang].start, {
		size: 110,
		fill: "#fff"
	});
	btnLabel.anchor.set(0.5, 0.5);
	btnLabel.x = GAME_WIDTH / 2;
	btnLabel.y = btnY;
	btn._btnLabel = btnLabel; // reference for dynamic update
	game.addChild(btn);
	game.addChild(btnLabel);
	startMenuNodes.push(btn, btnLabel);
	// --- Language Button Event Handlers ---
	langBtnTr.down = function () {
		if (currentLang !== LANG_TR) {
			currentLang = LANG_TR;
			showStartMenu();
		}
	};
	langBtnEn.down = function () {
		if (currentLang !== LANG_EN) {
			currentLang = LANG_EN;
			showStartMenu();
		}
	};
	// Update Başla button label if present (for language switch)
	if (btn && btn._btnLabel) {
		btn._btnLabel.setText(langStrings[currentLang].start);
	}
}
function hideStartMenu() {
	for (var i = 0; i < startMenuNodes.length; i++) {
		if (startMenuNodes[i].parent) {
			startMenuNodes[i].parent.removeChild(startMenuNodes[i]);
		}
	}
	startMenuNodes = [];
	startMenuActive = false;
}
// Show character selection UI
// character select is now part of start menu, so this is not needed
function showCharacterSelect() {}
// character select is now part of start menu, so this is not needed
function hideCharacterSelect() {}
// Listen for down event to select character or start game
// --- Game Setup ---
function resetGame() {
	// Remove old platforms
	for (var i = 0; i < platforms.length; i++) {
		platforms[i].destroy();
	}
	platforms = [];
	// Remove old powerups
	for (var i = 0; i < powerups.length; i++) {
		powerups[i].destroy();
	}
	powerups = [];
	// Remove player if exists
	if (player) player.destroy();
	// Reset state
	score = 0;
	scoreTxt.setText(score);
	highestY = PLAYER_START_Y;
	dragDir = 0;
	isTouching = false;
	lastTouchX = 0;
	lastTouchY = 0;
	gameOver = false;
	// Reset trail
	for (var i = 0; i < playerTrail.length; i++) {
		if (playerTrail[i].parent) playerTrail[i].parent.removeChild(playerTrail[i]);
	}
	playerTrail = [];
	jumpBoostActive = false;
	if (jumpBoostTimeout) {
		LK.clearTimeout(jumpBoostTimeout);
		jumpBoostTimeout = null;
	}
	// Reset platform count for powerup spawn
	createPlatform.platformCount = 0;
	// Generate platforms
	generateInitialPlatforms();
	// Create player
	player = new Player();
	player.x = PLAYER_START_X;
	player.y = PLAYER_START_Y;
	player.vx = 0;
	player.vy = 0;
	player.isJumping = false;
	game.addChild(player);
	// (No circular platform creation here; handled only in generateInitialPlatforms)
}
// --- Analog Button for Left/Right Movement ---
var analogBase, analogKnob;
var analogActive = false;
var analogStartX = 0,
	analogStartY = 0;
var analogKnobX = 0,
	analogKnobY = 0;
var analogDir = 0; // -1: left, 1: right, 0: none
// Analog button size and position (bottom left, avoid top left 100x100)
var analogRadius = 180;
var analogKnobRadius = 70;
var analogCenterX = 180;
var analogCenterY = GAME_HEIGHT - 220;
// Create analog base and knob
function createAnalogButton() {
	analogBase = LK.getAsset('platform', {
		width: analogRadius * 2,
		height: analogRadius * 2,
		color: 0xcccccc,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5,
		x: analogCenterX,
		y: analogCenterY
	});
	analogBase.alpha = 0.35;
	analogBase.interactive = true;
	analogBase.buttonMode = true;
	game.addChild(analogBase);
	analogKnob = LK.getAsset('platform', {
		width: analogKnobRadius * 2,
		height: analogKnobRadius * 2,
		color: 0x888888,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5,
		x: analogCenterX,
		y: analogCenterY
	});
	analogKnob.alpha = 0.7;
	analogKnob.interactive = true;
	analogKnob.buttonMode = true;
	game.addChild(analogKnob);
}
createAnalogButton();
// Analog input handlers
analogBase.down = function (x, y, obj) {
	if (startMenuActive || characterSelectActive || gameOver) return;
	analogActive = true;
	analogStartX = x;
	analogStartY = y;
	analogKnob.x = x;
	analogKnob.y = y;
	updateAnalogDir(x, y);
};
analogKnob.down = analogBase.down;
game.move = function (x, y, obj) {
	if (startMenuActive || characterSelectActive || gameOver) return;
	if (!analogActive) return;
	// Clamp knob within analog base
	var dx = x - analogCenterX;
	var dy = y - analogCenterY;
	var dist = Math.sqrt(dx * dx + dy * dy);
	var maxDist = analogRadius - analogKnobRadius;
	if (dist > maxDist) {
		dx = dx * maxDist / dist;
		dy = dy * maxDist / dist;
	}
	analogKnob.x = analogCenterX + dx;
	analogKnob.y = analogCenterY + dy;
	updateAnalogDir(analogKnob.x, analogKnob.y);
};
game.up = function (x, y, obj) {
	if (startMenuActive || characterSelectActive || gameOver) return;
	analogActive = false;
	analogKnob.x = analogCenterX;
	analogKnob.y = analogCenterY;
	analogDir = 0;
	player.stopMove();
};
// Helper to update analog direction and player movement
function updateAnalogDir(knobX, knobY) {
	var dx = knobX - analogCenterX;
	// Only consider horizontal movement
	if (dx < -30) {
		analogDir = -1;
		player.moveLeft();
	} else if (dx > 30) {
		analogDir = 1;
		player.moveRight();
	} else {
		analogDir = 0;
		player.stopMove();
	}
}
// --- Input Handling (Touch/Drag) ---
// This input handler is now only used for gameplay, not for menu/character select
game.down = function (x, y, obj) {
	// Block all gameplay input if start menu or character select is active
	if (startMenuActive || characterSelectActive) {
		// If start menu is active, handle menu logic
		if (startMenuActive) {
			var charSelected = false;
			// Check if a character was tapped
			for (var i = 0; i < startMenuNodes.length; i++) {
				var node = startMenuNodes[i];
				if (node._charIndex !== undefined) {
					var dx = x - node.x;
					var dy = y - node.y;
					if (dx * dx + dy * dy < 80 * 80) {
						selectedCharacter = characterOptions[node._charIndex];
						charSelected = true;
						// Visually highlight the selected character by updating highlight rings
						for (var j = 0; j < startMenuNodes.length; j++) {
							var n = startMenuNodes[j];
							if (n._charIndex !== undefined && n.width === 200 && n.height === 200) {
								n.visible = n._charIndex === node._charIndex;
							}
						}
					}
				}
			}
			// Check if Başla button pressed (always last two nodes)
			var btn = startMenuNodes[startMenuNodes.length - 2];
			var btnLabel = startMenuNodes[startMenuNodes.length - 1];
			var dx = x - btn.x;
			var dy = y - btn.y;
			var baslaPressed = dx * dx / (btn.width * btn.width * 0.25) + dy * dy / (btn.height * btn.height * 0.25) < 1;
			if (baslaPressed && selectedCharacter) {
				// Show highlight for selected character before starting
				for (var j = 0; j < startMenuNodes.length; j++) {
					var n = startMenuNodes[j];
					if (n._charIndex !== undefined && n.width === 200 && n.height === 200) {
						n.visible = selectedCharacter && characterOptions[n._charIndex].id === selectedCharacter.id;
					}
				}
				// Prevent multiple presses
				if (btn._pressed) return;
				btn._pressed = true;
				// Animate Başla button to scale up to 1.1x, then back to 1.0x, then start game after animation
				tween(btn, {
					scaleX: 1.1,
					scaleY: 1.1
				}, {
					duration: 120,
					easing: tween.easeOutBack,
					onFinish: function onFinish() {
						tween(btn, {
							scaleX: 1.0,
							scaleY: 1.0
						}, {
							duration: 80,
							easing: tween.easeInBack,
							onFinish: function onFinish() {
								hideStartMenu();
								resetGame();
								btn._pressed = false;
							}
						});
					}
				});
				return;
			}
			return;
		}
		return;
	}
	if (gameOver) return;
	// If analog is pressed, analogBase.down will handle movement
	// Otherwise, do nothing here for gameplay
};
// --- Main Game Loop ---
game.update = function () {
	// Block all game updates if start menu or character select is active
	if (startMenuActive || characterSelectActive) return;
	if (gameOver) return;
	// --- Player Physics ---
	// Call player update for velocity/acceleration tracking and dynamic triggers
	if (typeof player.update === "function") {
		player.update();
	}
	// Show player only when jumping
	if (player.isJumping && !player.parent) {
		game.addChild(player);
	} else if (!player.isJumping && player.parent) {
		player.parent.removeChild(player);
	}
	// --- Player Trail Effect ---
	// Add current player position to trail
	if (!gameOver && player.parent) {
		playerTrail.push({
			x: player.x,
			y: player.y
		});
		if (playerTrail.length > maxTrailLength) {
			playerTrail.shift();
		}
	}
	// Remove old trail dots if any
	for (var i = 0; i < playerTrail.length; i++) {
		if (playerTrail[i].node && playerTrail[i].node.parent) {
			playerTrail[i].node.parent.removeChild(playerTrail[i].node);
			playerTrail[i].node = null;
		}
	}
	// Draw trail dots (skip if not enough points)
	for (var i = 0; i < playerTrail.length; i++) {
		var t = i / (playerTrail.length - 1);
		var alpha = trailDotAlphaStart + (trailDotAlphaEnd - trailDotAlphaStart) * t;
		var dot = LK.getAsset(selectedCharacter && selectedCharacter.id ? selectedCharacter.id : 'player', {
			width: 60,
			height: 60,
			anchorX: 0.5,
			anchorY: 0.5,
			x: playerTrail[i].x,
			y: playerTrail[i].y
		});
		dot.alpha = alpha;
		// Place behind player
		game.addChildAt(dot, 0);
		playerTrail[i].node = dot;
	}
	// Horizontal movement
	player.x += player.vx;
	// Wrap player horizontally: if player goes off right, appear at left; if off left, appear at right
	if (player.x > GAME_WIDTH + player.radius) {
		player.x = -player.radius;
	}
	if (player.x < -player.radius) {
		player.x = GAME_WIDTH + player.radius;
	}
	// Vertical movement
	player.y += player.vy;
	player.vy += gravity;
	if (player.vy > maxFallSpeed) player.vy = maxFallSpeed;
	// --- Update moving platforms ---
	for (var i = 0; i < platforms.length; i++) {
		if (typeof platforms[i].update === "function" && platforms[i] instanceof MovingPlatform) {
			platforms[i].update();
		}
	}
	// --- Platform Collision ---
	var landed = false;
	for (var i = 0; i < platforms.length; i++) {
		if (playerOnPlatform(player, platforms[i])) {
			// Only allow landing if falling
			if (player.vy >= 0) {
				player.y = platforms[i].y - platforms[i].height / 2 - player.radius * 0.8;
				player.jump();
				landed = true;
				break;
			}
		}
	}
	// --- Scrolling ---
	// If player is above scroll threshold, move everything down
	if (player.y < scrollThreshold) {
		var dy = scrollThreshold - player.y;
		player.y = scrollThreshold;
		// Move all platforms down
		for (var i = 0; i < platforms.length; i++) {
			platforms[i].y += dy;
		}
		// Move all powerups down (so they behave like platforms)
		for (var i = 0; i < powerups.length; i++) {
			powerups[i].y += dy;
		}
		// Move backgrounds down
		bg1.y += dy;
		bg2.y += dy;
		// If a background moves completely below the screen, move it above the other for seamless repeat
		if (bg1.y >= GAME_HEIGHT) {
			bg1.y = bg2.y - BG_HEIGHT;
		}
		if (bg2.y >= GAME_HEIGHT) {
			bg2.y = bg1.y - BG_HEIGHT;
		}
		// Track highestY
		highestY -= dy;
	} else {
		// Track highestY
		if (player.y < highestY) highestY = player.y;
		// Also update backgrounds to follow player if not scrolling
		// (keeps backgrounds in sync if player falls)
		// This ensures backgrounds always cover the screen
		if (bg1.y > 0 && bg2.y > 0) {
			// If both are above, move the one further down above the other
			if (bg1.y > bg2.y) {
				bg1.y = bg2.y - BG_HEIGHT;
			} else {
				bg2.y = bg1.y - BG_HEIGHT;
			}
		}
		if (bg1.y < -BG_HEIGHT) {
			bg1.y = bg2.y + BG_HEIGHT;
		}
		if (bg2.y < -BG_HEIGHT) {
			bg2.y = bg1.y + BG_HEIGHT;
		}
	}
	// --- Remove Offscreen Platforms & Generate New Ones ---
	removeOffscreenPlatforms();
	generatePlatformsIfNeeded();
	// --- Powerup Collision ---
	for (var i = powerups.length - 1; i >= 0; i--) {
		var p = powerups[i];
		if (!p.collected) {
			// Simple circle collision
			var dx = player.x - p.x;
			var dy = player.y - p.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < player.radius + p.radius) {
				// Collect powerup
				p.collected = true;
				p.visible = false;
				// Activate jump boost
				jumpBoostActive = true;
				playerJumpVelocity = 90; // 1.5x original (60)
				// Clear previous timeout if any
				if (jumpBoostTimeout) LK.clearTimeout(jumpBoostTimeout);
				jumpBoostTimeout = LK.setTimeout(function () {
					jumpBoostActive = false;
					playerJumpVelocity = 60;
					jumpBoostTimeout = null;
				}, 3000);
			}
		}
	}
	// --- Remove collected/offscreen powerups ---
	for (var i = powerups.length - 1; i >= 0; i--) {
		var p = powerups[i];
		if (p.collected || p.y > GAME_HEIGHT + 200) {
			p.destroy();
			powerups.splice(i, 1);
		}
	}
	// --- Update Score ---
	updateScore();
	// --- Game Over: Fell below screen ---
	if (player.y > GAME_HEIGHT + 200) {
		gameOver = true;
		LK.effects.flashScreen(0xff0000, 800);
		LK.showGameOver();
	}
};
// --- Start Game ---
// Only show start menu at very beginning, do not start/reset game until after character is selected
showStartMenu();
// --- Repeating Background Setup ---
var BG_HEIGHT = GAME_HEIGHT;
var BG_WIDTH = GAME_WIDTH;
// Create two background assets for seamless vertical repeat
var bg1 = LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: BG_WIDTH,
	height: BG_HEIGHT
});
var bg2 = LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: -BG_HEIGHT,
	width: BG_WIDTH,
	height: BG_HEIGHT
});
game.addChildAt(bg1, 0);
game.addChildAt(bg2, 0);
// --- Background Repeat Logic ---
// Move this logic into game.update;

===================================================================
--- original.js
+++ change.js
@@ -5,45 +5,8 @@
 
 /**** 
 * Classes
 ****/ 
-// --- CircularPlatform Class ---
-var CircularPlatform = Container.expand(function () {
-	var self = Container.call(this);
-	// Platform visual: use ellipse for a circular look
-	var platAsset = self.attachAsset('platform', {
-		width: 100,
-		height: 100,
-		color: 0x8ecae6,
-		shape: 'ellipse',
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	// Center of the circle
-	self.centerX = 0;
-	self.centerY = 0;
-	self.radius = 200; // 200px radius
-	self.angle = 0; // in radians
-	self.angularSpeed = 0.045 + Math.random() * 0.025; // random speed for variety
-	// Set the center of the circle and initial angle
-	self.setCircle = function (centerX, centerY, startAngle) {
-		self.centerX = centerX;
-		self.centerY = centerY;
-		self.angle = startAngle !== undefined ? startAngle : 0;
-		self.x = self.centerX + self.radius * Math.cos(self.angle);
-		self.y = self.centerY + self.radius * Math.sin(self.angle);
-	};
-	// Update position along the circle
-	self.update = function () {
-		if (self.lastAngle === undefined) self.lastAngle = self.angle;
-		self.angle += self.angularSpeed;
-		if (self.angle > Math.PI * 2) self.angle -= Math.PI * 2;
-		self.x = self.centerX + self.radius * Math.cos(self.angle);
-		self.y = self.centerY + self.radius * Math.sin(self.angle);
-		self.lastAngle = self.angle;
-	};
-	return self;
-});
 // --- MovingPlatform Class ---
 var MovingPlatform = Container.expand(function () {
 	var self = Container.call(this);
 	// Default size
@@ -270,15 +233,11 @@
 	return PLATFORM_MIN_GAP + Math.random() * (PLATFORM_MAX_GAP - PLATFORM_MIN_GAP);
 }
 // --- Helper: Platform Creation ---
 function createPlatform(x, y, width, type) {
-	// type: "moving", "circular", or undefined for normal
+	// type: "moving" or undefined for normal
 	var plat;
-	if (type === "circular") {
-		plat = new CircularPlatform();
-		plat.setCircle(x, y, 0);
-		plat.y = y; // for compatibility with platform logic
-	} else if (type === "moving" || type === undefined && Math.random() < 0.25 && y < PLAYER_START_Y + 100) {
+	if (type === "moving" || type === undefined && Math.random() < 0.25 && y < PLAYER_START_Y + 100) {
 		plat = new MovingPlatform();
 		plat.setSize(width, PLATFORM_HEIGHT);
 		plat.x = x;
 		plat.y = y;
@@ -330,13 +289,10 @@
 function generateInitialPlatforms() {
 	var y = PLAYER_START_Y + 200;
 	// First platform: wide, centered, at bottom
 	createPlatform(GAME_WIDTH / 2, y, 600);
-	// Add a circular platform as the second platform, a bit above the first
+	// Remove circular platform creation, just continue with normal platforms
 	y -= 350;
-	var circPlatCenterX = GAME_WIDTH / 2;
-	var circPlatCenterY = y;
-	createPlatform(circPlatCenterX, circPlatCenterY, 0, "circular");
 	// Generate upwards, but with fewer platforms (reduce density)
 	// Ensure all platforms are reachable by limiting vertical gap to jump height
 	var platformCount = 0;
 	var maxJumpHeight = playerJumpVelocity * playerJumpVelocity / (2 * gravity); // s = v^2/(2g)
@@ -741,8 +697,103 @@
 	player.isJumping = false;
 	game.addChild(player);
 	// (No circular platform creation here; handled only in generateInitialPlatforms)
 }
+// --- Analog Button for Left/Right Movement ---
+var analogBase, analogKnob;
+var analogActive = false;
+var analogStartX = 0,
+	analogStartY = 0;
+var analogKnobX = 0,
+	analogKnobY = 0;
+var analogDir = 0; // -1: left, 1: right, 0: none
+// Analog button size and position (bottom left, avoid top left 100x100)
+var analogRadius = 180;
+var analogKnobRadius = 70;
+var analogCenterX = 180;
+var analogCenterY = GAME_HEIGHT - 220;
+// Create analog base and knob
+function createAnalogButton() {
+	analogBase = LK.getAsset('platform', {
+		width: analogRadius * 2,
+		height: analogRadius * 2,
+		color: 0xcccccc,
+		shape: 'ellipse',
+		anchorX: 0.5,
+		anchorY: 0.5,
+		x: analogCenterX,
+		y: analogCenterY
+	});
+	analogBase.alpha = 0.35;
+	analogBase.interactive = true;
+	analogBase.buttonMode = true;
+	game.addChild(analogBase);
+	analogKnob = LK.getAsset('platform', {
+		width: analogKnobRadius * 2,
+		height: analogKnobRadius * 2,
+		color: 0x888888,
+		shape: 'ellipse',
+		anchorX: 0.5,
+		anchorY: 0.5,
+		x: analogCenterX,
+		y: analogCenterY
+	});
+	analogKnob.alpha = 0.7;
+	analogKnob.interactive = true;
+	analogKnob.buttonMode = true;
+	game.addChild(analogKnob);
+}
+createAnalogButton();
+// Analog input handlers
+analogBase.down = function (x, y, obj) {
+	if (startMenuActive || characterSelectActive || gameOver) return;
+	analogActive = true;
+	analogStartX = x;
+	analogStartY = y;
+	analogKnob.x = x;
+	analogKnob.y = y;
+	updateAnalogDir(x, y);
+};
+analogKnob.down = analogBase.down;
+game.move = function (x, y, obj) {
+	if (startMenuActive || characterSelectActive || gameOver) return;
+	if (!analogActive) return;
+	// Clamp knob within analog base
+	var dx = x - analogCenterX;
+	var dy = y - analogCenterY;
+	var dist = Math.sqrt(dx * dx + dy * dy);
+	var maxDist = analogRadius - analogKnobRadius;
+	if (dist > maxDist) {
+		dx = dx * maxDist / dist;
+		dy = dy * maxDist / dist;
+	}
+	analogKnob.x = analogCenterX + dx;
+	analogKnob.y = analogCenterY + dy;
+	updateAnalogDir(analogKnob.x, analogKnob.y);
+};
+game.up = function (x, y, obj) {
+	if (startMenuActive || characterSelectActive || gameOver) return;
+	analogActive = false;
+	analogKnob.x = analogCenterX;
+	analogKnob.y = analogCenterY;
+	analogDir = 0;
+	player.stopMove();
+};
+// Helper to update analog direction and player movement
+function updateAnalogDir(knobX, knobY) {
+	var dx = knobX - analogCenterX;
+	// Only consider horizontal movement
+	if (dx < -30) {
+		analogDir = -1;
+		player.moveLeft();
+	} else if (dx > 30) {
+		analogDir = 1;
+		player.moveRight();
+	} else {
+		analogDir = 0;
+		player.stopMove();
+	}
+}
 // --- Input Handling (Touch/Drag) ---
 // This input handler is now only used for gameplay, not for menu/character select
 game.down = function (x, y, obj) {
 	// Block all gameplay input if start menu or character select is active
@@ -814,44 +865,11 @@
 		}
 		return;
 	}
 	if (gameOver) return;
-	isTouching = true;
-	lastTouchX = x;
-	lastTouchY = y;
-	// Determine left/right based on touch position
-	if (x < GAME_WIDTH / 2) {
-		dragDir = -1;
-		player.moveLeft();
-	} else {
-		dragDir = 1;
-		player.moveRight();
-	}
+	// If analog is pressed, analogBase.down will handle movement
+	// Otherwise, do nothing here for gameplay
 };
-game.move = function (x, y, obj) {
-	// Block all gameplay input if start menu or character select is active
-	if (startMenuActive || characterSelectActive) return;
-	if (gameOver) return;
-	if (!isTouching) return;
-	// If finger crosses center, switch direction
-	if (dragDir === -1 && x > GAME_WIDTH / 2) {
-		dragDir = 1;
-		player.moveRight();
-	} else if (dragDir === 1 && x < GAME_WIDTH / 2) {
-		dragDir = -1;
-		player.moveLeft();
-	}
-	lastTouchX = x;
-	lastTouchY = y;
-};
-game.up = function (x, y, obj) {
-	// Block all gameplay input if start menu or character select is active
-	if (startMenuActive || characterSelectActive) return;
-	if (gameOver) return;
-	isTouching = false;
-	dragDir = 0;
-	player.stopMove();
-};
 // --- Main Game Loop ---
 game.update = function () {
 	// Block all game updates if start menu or character select is active
 	if (startMenuActive || characterSelectActive) return;
@@ -919,14 +937,8 @@
 	for (var i = 0; i < platforms.length; i++) {
 		if (typeof platforms[i].update === "function" && platforms[i] instanceof MovingPlatform) {
 			platforms[i].update();
 		}
-		// Only update CircularPlatform if it's not the first one (the one created in generateInitialPlatforms)
-		if (typeof platforms[i].update === "function" && platforms[i] instanceof CircularPlatform) {
-			// If this is the first circular platform (the one created in generateInitialPlatforms), skip updating its y with scroll
-			// We'll handle its update, but not move its centerY with scroll
-			platforms[i].update();
-		}
 	}
 	// --- Platform Collision ---
 	var landed = false;
 	for (var i = 0; i < platforms.length; i++) {
@@ -946,13 +958,8 @@
 		var dy = scrollThreshold - player.y;
 		player.y = scrollThreshold;
 		// Move all platforms down
 		for (var i = 0; i < platforms.length; i++) {
-			// If this is the first circular platform (created in generateInitialPlatforms), skip moving its y
-			if (platforms[i] instanceof CircularPlatform && i === 1) {
-				// Do not move its y or centerY
-				continue;
-			}
 			platforms[i].y += dy;
 		}
 		// Move all powerups down (so they behave like platforms)
 		for (var i = 0; i < powerups.length; i++) {