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

/**** 
* Classes
****/ 
var Ball = Container.expand(function (color) {
	var self = Container.call(this);
	self.ballColor = color || 'red';
	self.ballGraphics = self.attachAsset('ball_' + self.ballColor, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.chainIndex = 0;
	self.pathPosition = 0;
	self.isExploding = false;
	self.isBigComboBall = false; // Default: not a big combo ball
	self.lastPathPosition = 0;
	self.isOffScreen = false;
	self.lastX = 0;
	self.lastY = 0;
	self.checkOffScreen = function () {
		// Check if ball has moved completely off screen
		var margin = 100; // Extra margin to ensure ball is truly gone
		var wasOnScreen = self.lastX >= -margin && self.lastX <= 2048 + margin && self.lastY >= -margin && self.lastY <= 2732 + margin;
		var isNowOffScreen = self.x < -margin || self.x > 2048 + margin || self.y < -margin || self.y > 2732 + margin;
		// Detect transition from on-screen to off-screen
		if (wasOnScreen && isNowOffScreen && !self.isOffScreen) {
			self.isOffScreen = true;
		}
		// Update last known positions
		self.lastX = self.x;
		self.lastY = self.y;
	};
	self.explode = function () {
		if (self.isExploding) return;
		self.isExploding = true;
		tween(self.ballGraphics, {
			scaleX: 1.5,
			scaleY: 1.5,
			alpha: 0
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				if (self.parent) {
					self.parent.removeChild(self);
				}
			}
		});
		LK.getSound('explosion').play();
	};
	self.destroyOnHit = function () {
		// 2x big combo balls: require 3 hits, persist longer
		if (self.isBigComboBall) {
			if (!self.bigHitCount) self.bigHitCount = 0;
			self.bigHitCount++;
			// Flash effect to show hit
			tween(self.ballGraphics, {
				tint: 0xFFD700,
				scaleX: 2.2,
				scaleY: 2.2
			}, {
				duration: 120,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(self.ballGraphics, {
						tint: 0xFFFFFF,
						scaleX: 2.0,
						scaleY: 2.0
					}, {
						duration: 100,
						easing: tween.easeIn
					});
				}
			});
			// Only destroy after 3 hits
			if (self.bigHitCount >= 3) {
				// Fade out and remove after a longer time
				tween(self.ballGraphics, {
					alpha: 0
				}, {
					duration: 800,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (self.parent) {
							self.parent.removeChild(self);
						}
					}
				});
				self.isExploding = true;
				LK.getSound('explosion').play();
				// If this was the persistent big combo ball, clear the reference
				if (typeof persistentBigComboBall !== "undefined" && persistentBigComboBall === self) {
					persistentBigComboBall = null;
					persistentBigComboBallColor = null;
				}
				return true;
			} else {
				// Persist on screen, not destroyed yet
				return false;
			}
		}
		// Simple effect: fade out the ballGraphics and remove the ball
		tween(self.ballGraphics, {
			alpha: 0
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				if (self.parent) {
					self.parent.removeChild(self);
				}
			}
		});
		// Purple balls require multiple hits, others destroyed immediately
		if (self.ballColor === 'purple') {
			if (!self.hitCount) self.hitCount = 0;
			self.hitCount++;
			if (self.hitCount >= 2) {
				// Mor top tamamen yok edildiğinde: bir kaos patlaması gibi zincire çok ve karışık top ekle
				if (typeof addBallToChain === "function" && typeof addBallGroup === "function") {
					// 4-7 arası rastgele top ekle
					var extraBalls = 4 + Math.floor(Math.random() * 4);
					for (var i = 0; i < extraBalls; i++) {
						if (Math.random() < 0.5) {
							addBallToChain();
						} else {
							addBallGroup();
						}
					}
				}
				// Mor top yok edildiğinde purpleFrenzy başlat
				if (typeof triggerPurpleFrenzy === "function") {
					triggerPurpleFrenzy();
				}
				// --- Spawn 5+ slow balls in all directions if purple, red, or yellow ball destroyed ---
				if (self.ballColor === 'purple' || self.ballColor === 'red' || self.ballColor === 'yellow') {
					var spawnCount = 5 + Math.floor(Math.random() * 3); // 5-7 balls
					var angleStep = Math.PI * 2 / spawnCount;
					for (var spawnIdx = 0; spawnIdx < spawnCount; spawnIdx++) {
						var angle = angleStep * spawnIdx + Math.random() * 0.2; // small random offset
						var colorChoices = ['purple', 'red', 'yellow'];
						var spawnColor = colorChoices[Math.floor(Math.random() * colorChoices.length)];
						var newBall = new Ball(spawnColor);
						// Place at current position
						newBall.x = self.x;
						newBall.y = self.y;
						// Give a unique scatter direction and radius
						newBall.scatterDirection = angle;
						newBall.scatterRadius = 100 + Math.random() * 60;
						// Place at the end of the chain, but visually outside
						newBall.chainIndex = ballChain.length;
						newBall.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
						// Add to chain and game
						ballChain.push(newBall);
						if (typeof game !== "undefined") game.addChild(newBall);
						// Set very slow movement for these spawned balls
						newBall.isSpawnedSlow = true;
						newBall.slowMoveTicks = 0;
						// Overwrite updateBallPosition for this ball to move slowly outward
						newBall.update = function () {
							// Move outward in a straight line, very slowly
							var speed = 1.2; // very slow
							this.x += Math.cos(this.scatterDirection) * speed;
							this.y += Math.sin(this.scatterDirection) * speed;
							this.slowMoveTicks++;
							// After 180 ticks (~3s), let it join normal chain movement
							if (this.slowMoveTicks > 180) {
								// Remove custom update, let normal updateBallPosition take over
								delete this.update;
							}
						};
					}
				}
				self.explode();
				return true;
			} else {
				// Flash purple ball to show it was hit
				tween(self.ballGraphics, {
					tint: 0xFF00FF,
					scaleX: 1.2,
					scaleY: 1.2
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(self.ballGraphics, {
							tint: 0xFFFFFF,
							scaleX: 1.0,
							scaleY: 1.0
						}, {
							duration: 100,
							easing: tween.easeIn
						});
					}
				});
				return false;
			}
		} else {
			// Subtle pop effect for every destroyed ball
			var pop = LK.getAsset('ball_' + self.ballColor, {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x,
				y: self.y,
				scaleX: 0.7,
				scaleY: 0.7,
				alpha: 0.7
			});
			if (self.parent) self.parent.addChild(pop);
			tween(pop, {
				scaleX: 1.5,
				scaleY: 1.5,
				alpha: 0
			}, {
				duration: 220,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					if (pop.parent) pop.parent.removeChild(pop);
				}
			});
			self.explode();
			return true;
		}
	};
	return self;
});
var Frog = Container.expand(function () {
	var self = Container.call(this);
	self.frogGraphics = self.attachAsset('frog', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.currentBallColor = ballColors[Math.floor(Math.random() * ballColors.length)];
	self.nextBallColor = ballColors[Math.floor(Math.random() * ballColors.length)];
	// Create a dedicated preview area container above the frog
	self.previewArea = new Container();
	self.previewArea.x = 0;
	self.previewArea.y = -260; // Place well above the frog's head, visually separated
	self.addChild(self.previewArea);
	// Add a subtle background for the preview area to make it distinct
	self.previewBg = LK.getAsset('bud', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 0,
		scaleX: 1.18,
		scaleY: 1.18,
		alpha: 0.92,
		// normal tone, not too dark, visually separated but not harsh
		tint: 0x6b8e23 // olive green, natural and soft
	});
	self.previewArea.addChild(self.previewBg);
	// Add the preview ball inside the preview area
	self.currentBall = self.attachAsset('ball_' + self.currentBallColor, {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 0,
		scaleX: 0.7,
		scaleY: 0.7
	});
	self.previewArea.addChild(self.currentBall);
	// Removed highlight circle behind frog
	self.aimAngle = 0;
	self.canShoot = true;
	self.updateFrogColor = function () {
		// Color mapping for frog tinting based on ball color
		var colorMap = {
			'red': 0xff8888,
			'blue': 0x8888ff,
			'yellow': 0xffff88,
			'green': 0x88ff88,
			'purple': 0xff88ff
		};
		self.frogGraphics.tint = colorMap[self.currentBallColor] || 0xffffff;
	};
	// Initialize frog color
	self.updateFrogColor();
	self.updateAim = function (targetX, targetY) {
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		self.aimAngle = Math.atan2(dy, dx);
		self.frogGraphics.rotation = self.aimAngle + Math.PI / 2;
	};
	self.shoot = function () {
		if (!self.canShoot) return null;
		var projectile = new Projectile(self.currentBallColor);
		projectile.x = self.x;
		projectile.y = self.y;
		projectile.velocityX = Math.cos(self.aimAngle) * projectile.speed;
		projectile.velocityY = Math.sin(self.aimAngle) * projectile.speed;
		// Add visual effect when projectile is fired
		// Create shooting effect with glow and scale animation
		tween(projectile.projectileGraphics, {
			scaleX: 1.2,
			scaleY: 1.2,
			tint: 0xFFFFFF
		}, {
			duration: 100,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(projectile.projectileGraphics, {
					scaleX: 0.8,
					scaleY: 0.8,
					tint: 0xFFFFFF
				}, {
					duration: 100,
					easing: tween.easeIn
				});
			}
		});
		// Create muzzle flash effect at frog's mouth
		var muzzleFlash = LK.getAsset('ball_yellow', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x + Math.cos(self.aimAngle) * 30,
			y: self.y + Math.sin(self.aimAngle) * 30,
			scaleX: 0.4,
			scaleY: 0.4,
			alpha: 0.8,
			tint: 0xFFD700
		});
		game.addChild(muzzleFlash);
		// Animate muzzle flash
		tween(muzzleFlash, {
			scaleX: 0.8,
			scaleY: 0.8,
			alpha: 0
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				if (muzzleFlash.parent) {
					muzzleFlash.parent.removeChild(muzzleFlash);
				}
			}
		});
		// Update frog's current ball
		self.currentBallColor = self.nextBallColor;
		self.nextBallColor = ballColors[Math.floor(Math.random() * ballColors.length)];
		if (self.currentBall.parent) {
			self.currentBall.parent.removeChild(self.currentBall);
		}
		// Add the new preview ball to the preview area, keeping it visually separated
		self.currentBall = self.attachAsset('ball_' + self.currentBallColor, {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 0,
			y: 0,
			scaleX: 0.7,
			scaleY: 0.7
		});
		self.previewArea.addChild(self.currentBall);
		// Removed highlight circle and pulsing effect logic
		// Update frog color to match new ball
		self.updateFrogColor();
		LK.getSound('shoot').play();
		return projectile;
	};
	return self;
});
// Game constants
var Projectile = Container.expand(function (color) {
	var self = Container.call(this);
	self.ballColor = color;
	self.projectileGraphics = self.attachAsset('ball_' + self.ballColor, {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.8,
		scaleY: 0.8
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.speed = 12;
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Check bounds
		if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
			self.active = false;
			if (self.parent) {
				self.parent.removeChild(self);
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2d5016
});

/**** 
* Game Code
****/ 
// Initialize game assets with Maya theme and retro pixel style
// Game constants
var ballColors = ['red', 'blue', 'yellow', 'green', 'purple'];
var pathRadius = 400;
var centerX = 2048 / 2;
var centerY = 2732 / 2;
var chainSpeed = 0.22; // Slower chain movement for longer play
var maxChainLength = 220; // Allow even more balls in chain
var MAX_SPEED = 8; // Maximum allowed speed for balls
// Game variables
var ballChain = [];
var projectiles = [];
var gameRunning = true;
var chainProgress = 0;
var matchCombo = 0;
// Combo tracking variables
var comboCount = 0;
var comboColor = undefined;
// Add green leafy background image (fills the screen, behind all game elements)
var leafyBg = LK.getAsset('path_marker', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: centerX,
	y: centerY,
	scaleX: 2048 / 3000,
	scaleY: 2732 / 3000,
	alpha: 0.7 // subtle, not too strong
});
game.addChild(leafyBg);
// Create temple center
var templeCenter = LK.getAsset('temple_center', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: centerX,
	y: centerY
});
game.addChild(templeCenter);
// Create frog
var frog = new Frog();
frog.x = centerX;
frog.y = centerY;
game.addChild(frog);
// Create score display
var scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create ball usage counter display (top right)
var ballUsageTxt = new Text2('Top Used: 0', {
	size: 60,
	fill: 0xFFFF00
});
ballUsageTxt.anchor.set(1, 0);
ballUsageTxt.x = -50; // Will be positioned relative to gui.topRight
ballUsageTxt.y = 50;
LK.gui.topRight.addChild(ballUsageTxt);
// Remove chainTxt from top left (no clain text)
// Initialize ball chain
function createInitialChain() {
	for (var i = 0; i < 130; i++) {
		// Increased from 90 to 130 for longer play
		var color = ballColors[Math.floor(Math.random() * ballColors.length)];
		var ball = new Ball(color);
		ball.chainIndex = i;
		ball.pathPosition = i * 70;
		ballChain.push(ball);
		game.addChild(ball);
		updateBallPosition(ball);
	}
}
// Update ball position along scattered path with orderly movement
function updateBallPosition(ball) {
	if (!ball.scatterDirection) {
		// Initialize scatter direction for each ball
		var angleOffset = ball.chainIndex * 137.5 % 360; // Golden angle for even distribution
		ball.scatterDirection = angleOffset * Math.PI / 180;
		ball.scatterRadius = 200 + ball.chainIndex % 3 * 50; // Varying distances
	}
	var totalProgress = chainProgress + ball.pathPosition;
	// If this is a 2x big combo ball, move it at least 5x slower
	var moveSpeedFactor = ball.isBigComboBall ? 0.1 : 0.5; // 0.1 is 5x slower than 0.5
	var moveDistance = totalProgress * moveSpeedFactor;
	var targetX = centerX + Math.cos(ball.scatterDirection) * (ball.scatterRadius + moveDistance);
	var targetY = centerY + Math.sin(ball.scatterDirection) * (ball.scatterRadius + moveDistance);
	// Smooth movement towards target position
	// For big combo balls, also move more slowly towards their target
	var lerpFactor = ball.isBigComboBall ? 0.02 : 0.1;
	ball.x = ball.x + (targetX - ball.x) * lerpFactor;
	ball.y = ball.y + (targetY - ball.y) * lerpFactor;
}
// Add new ball to front of chain
function addBallToChain() {
	if (ballChain.length >= maxChainLength) return;
	var color = ballColors[Math.floor(Math.random() * ballColors.length)];
	var ball = new Ball(color);
	ball.chainIndex = ballChain.length;
	ball.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
	ballChain.push(ball);
	game.addChild(ball);
	updateBallPosition(ball);
}
// Add group of same color balls occasionally
function addBallGroup() {
	if (ballChain.length >= maxChainLength - 5) return;
	var groupColor = ballColors[Math.floor(Math.random() * ballColors.length)];
	var groupSize = 3 + Math.floor(Math.random() * 3); // 3-5 balls
	for (var i = 0; i < groupSize; i++) {
		if (ballChain.length >= maxChainLength) break;
		var ball = new Ball(groupColor);
		ball.chainIndex = ballChain.length;
		ball.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
		ballChain.push(ball);
		game.addChild(ball);
		updateBallPosition(ball);
	}
}
// Check for matches in chain
function checkMatches() {
	var matches = [];
	var currentColor = null;
	var currentGroup = [];
	for (var i = 0; i < ballChain.length; i++) {
		var ball = ballChain[i];
		if (ball.isExploding) continue;
		if (ball.ballColor === currentColor) {
			currentGroup.push(ball);
		} else {
			if (currentGroup.length >= 3) {
				matches = matches.concat(currentGroup);
			}
			currentColor = ball.ballColor;
			currentGroup = [ball];
		}
	}
	// Check last group
	if (currentGroup.length >= 3) {
		matches = matches.concat(currentGroup);
	}
	if (matches.length > 0) {
		// Award points
		var points = matches.length * 10;
		if (matchCombo > 0) {
			points *= matchCombo + 1;
		}
		LK.setScore(LK.getScore() + points);
		matchCombo++;
		// Explode matched balls with Maya-themed effects
		for (var j = 0; j < matches.length; j++) {
			var matchedBall = matches[j];
			// Create temple-themed glow effect
			tween(matchedBall.ballGraphics, {
				tint: 0xFFD700,
				// Golden glow
				scaleX: 1.3,
				scaleY: 1.3
			}, {
				duration: 150,
				easing: tween.easeOut
			});
			// Add screen flash effect for larger matches
			if (matches.length >= 5) {
				LK.effects.flashScreen(0xFFD700, 400); // Golden flash
			}
			matchedBall.explode();
		}
		// Remove exploded balls from chain
		ballChain = ballChain.filter(function (ball) {
			return !ball.isExploding;
		});
		// Reindex remaining balls
		for (var k = 0; k < ballChain.length; k++) {
			ballChain[k].chainIndex = k;
		}
		// Create energy burst effect at match location
		if (matches.length > 0) {
			var centerMatchX = 0;
			var centerMatchY = 0;
			for (var effectIndex = 0; effectIndex < matches.length; effectIndex++) {
				centerMatchX += matches[effectIndex].x;
				centerMatchY += matches[effectIndex].y;
			}
			centerMatchX /= matches.length;
			centerMatchY /= matches.length;
			// Create energy orbs radiating from match center
			for (var orbIndex = 0; orbIndex < 6; orbIndex++) {
				var energyOrb = LK.getAsset('ball_yellow', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: centerMatchX,
					y: centerMatchY,
					scaleX: 0.3,
					scaleY: 0.3,
					alpha: 0.8
				});
				game.addChild(energyOrb);
				var angle = orbIndex * 60 * Math.PI / 180;
				var distance = 120 + Math.random() * 80;
				tween(energyOrb, {
					x: centerMatchX + Math.cos(angle) * distance,
					y: centerMatchY + Math.sin(angle) * distance,
					alpha: 0,
					scaleX: 0.1,
					scaleY: 0.1
				}, {
					duration: 800,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (energyOrb.parent) {
							energyOrb.parent.removeChild(energyOrb);
						}
					}
				});
			}
		}
		LK.getSound('match').play();
		// Add new balls after successful matches to increase difficulty
		// Add more balls for larger matches to reward skillful play
		var ballsToAdd = 3 + Math.floor(matches.length / 3); // Base 3 + bonus for larger matches
		for (var addCount = 0; addCount < ballsToAdd; addCount++) {
			addBallToChain();
		}
		// Check for chain reactions
		LK.setTimeout(function () {
			checkMatches();
		}, 300);
	} else {
		matchCombo = 0;
	}
}
// Insert projectile into chain
function insertProjectileIntoChain(projectile, insertIndex) {
	var newBall = new Ball(projectile.ballColor);
	newBall.chainIndex = insertIndex;
	// Adjust positions of balls after insertion point
	for (var i = insertIndex; i < ballChain.length; i++) {
		ballChain[i].chainIndex++;
		ballChain[i].pathPosition += 70;
	}
	// Set position for new ball
	if (insertIndex < ballChain.length) {
		newBall.pathPosition = ballChain[insertIndex].pathPosition - 70;
	} else {
		newBall.pathPosition = insertIndex * 70;
	}
	ballChain.splice(insertIndex, 0, newBall);
	game.addChild(newBall);
	updateBallPosition(newBall);
	// Remove projectile
	if (projectile.parent) {
		projectile.parent.removeChild(projectile);
	}
	// Check for matches
	LK.setTimeout(function () {
		checkMatches();
	}, 100);
}
function handleBallHit(projectileColor, targetBallColor) {
	if (targetBallColor === "purple") {
		// Mor topa vurulunca 20 puan ekle
		LK.setScore(LK.getScore() + 20);
		LK.getSound('explosion').play(); // sinek efekti
		return;
	}
	if (projectileColor === targetBallColor) {
		// Doğru renge vurulduysa
		// Check if the hit ball is a big combo ball (2x size, 50 points)
		if (typeof hitBall !== "undefined" && hitBall.isBigComboBall) {
			LK.setScore(LK.getScore() + 50);
		} else {
			LK.setScore(LK.getScore() + 5);
		}
		LK.getSound('match').play();
	} else {
		// Yanlış renge vurulduysa
		LK.setScore(Math.max(0, LK.getScore() - 5));
		LK.getSound('shoot').play();
	}
}
// Track number of balls used (shot)
if (typeof ballsUsed === "undefined") var ballsUsed = 0;
// Handle touch input
game.down = function (x, y, obj) {
	if (!gameRunning) return;
	frog.updateAim(x, y);
	var projectile = frog.shoot();
	if (projectile) {
		projectiles.push(projectile);
		game.addChild(projectile);
		ballsUsed++;
		ballUsageTxt.setText('Top Used: ' + ballsUsed);
	}
};
game.move = function (x, y, obj) {
	if (!gameRunning) return;
	frog.updateAim(x, y);
};
// Main game update loop
game.update = function () {
	if (!gameRunning) return;
	// Gradually accelerate chain speed up to MAX_SPEED
	if (typeof chainSpeedAccel === "undefined") {
		var chainSpeedAccel = 0.00012; // Acceleration per tick
	}
	if (chainSpeed < MAX_SPEED * 0.18) {
		// Cap normal speed to 18% of MAX_SPEED
		chainSpeed += chainSpeedAccel;
		if (chainSpeed > MAX_SPEED * 0.18) chainSpeed = MAX_SPEED * 0.18;
	}
	// Update chain progress
	chainProgress += chainSpeed;
	// Update ball positions
	for (var i = 0; i < ballChain.length; i++) {
		var ball = ballChain[i];
		if (!ball.isExploding) {
			ball.lastPathPosition = ball.pathPosition;
			var lastX = ball.x;
			var lastY = ball.y;
			// If this is a slow spawned ball with custom update, call it
			if (typeof ball.isSpawnedSlow !== "undefined" && ball.isSpawnedSlow && typeof ball.update === "function") {
				ball.update();
			} else {
				updateBallPosition(ball);
			}
			// Check off-screen status, but do not remove persistent big combo ball
			if (!(typeof persistentBigComboBall !== "undefined" && ball === persistentBigComboBall)) {
				var wasOffScreen = ball.isOffScreen;
				ball.checkOffScreen();
				// If the ball just went off screen this frame, spawn 2 new balls
				if (!wasOffScreen && ball.isOffScreen) {
					// Only spawn if game is running and not at max chain length
					if (gameRunning && ballChain.length < maxChainLength - 1) {
						addBallToChain();
						addBallToChain();
					}
				}
			}
			// Detect very fast moving balls and occasionally destroy them
			var deltaX = ball.x - lastX;
			var deltaY = ball.y - lastY;
			var speed = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
			// Limit ball speed to MAX_SPEED
			if (speed > MAX_SPEED) {
				var speedRatio = MAX_SPEED / speed;
				var limitedDeltaX = deltaX * speedRatio;
				var limitedDeltaY = deltaY * speedRatio;
				ball.x = lastX + limitedDeltaX;
				ball.y = lastY + limitedDeltaY;
				speed = MAX_SPEED;
			}
			if (speed > 8 && Math.random() < 0.02) {
				// 2% chance to destroy fast balls, but not persistent big combo ball
				if (!(typeof persistentBigComboBall !== "undefined" && ball === persistentBigComboBall)) {
					ball.explode();
					ballChain.splice(i, 1);
					i--; // Adjust index after removal
					// Reindex remaining balls
					for (var reindexI = 0; reindexI < ballChain.length; reindexI++) {
						ballChain[reindexI].chainIndex = reindexI;
					}
					continue;
				}
			}
			// Check if chain reached center (game over condition)
			var totalProgress = chainProgress + ball.pathPosition;
			var distanceFromCenter = Math.sqrt((ball.x - centerX) * (ball.x - centerX) + (ball.y - centerY) * (ball.y - centerY));
			if (distanceFromCenter <= 120 && ball.chainIndex === 0) {
				gameRunning = false;
				LK.showGameOver();
				return;
			}
		}
	}
	// Update projectiles
	for (var j = projectiles.length - 1; j >= 0; j--) {
		var projectile = projectiles[j];
		if (!projectile.active) {
			projectiles.splice(j, 1);
			continue;
		}
		// Check collision with chain balls
		var hitBall = null;
		var insertIndex = -1;
		for (var k = 0; k < ballChain.length; k++) {
			var chainBall = ballChain[k];
			if (chainBall.isExploding) continue;
			var dx = projectile.x - chainBall.x;
			var dy = projectile.y - chainBall.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 55) {
				hitBall = chainBall;
				insertIndex = k;
				break;
			}
		}
		if (hitBall) {
			// Check if projectile color matches hit ball color for scoring
			var isColorMatch = projectile.ballColor === hitBall.ballColor;
			var isPurpleBall = hitBall.ballColor === 'purple';
			// Destroy ball on hit (purple balls need multiple hits)
			var ballDestroyed = hitBall.destroyOnHit();
			if (ballDestroyed) {
				// Remove destroyed ball from chain, but keep persistent big combo ball until 3 hits
				for (var removeIndex = 0; removeIndex < ballChain.length; removeIndex++) {
					if (ballChain[removeIndex] === hitBall) {
						// If this is the persistent big combo ball and it hasn't reached 3 hits, do not remove
						if (!(typeof persistentBigComboBall !== "undefined" && hitBall === persistentBigComboBall && (!hitBall.isExploding || hitBall.bigHitCount < 3))) {
							ballChain.splice(removeIndex, 1);
						}
						break;
					}
				}
				// Reindex remaining balls
				for (var reindexK = 0; reindexK < ballChain.length; reindexK++) {
					ballChain[reindexK].chainIndex = reindexK;
				}
				// Use centralized scoring function
				handleBallHit(projectile.ballColor, hitBall.ballColor);
			}
			// Only create special effects for matching colors (excluding purple)
			if (isColorMatch && !isPurpleBall && hitBall && hitBall.ballGraphics) {
				// Create Maya-themed matching effect
				tween(hitBall.ballGraphics, {
					tint: 0xFFD700,
					// Golden glow
					scaleX: 1.4,
					scaleY: 1.4
				}, {
					duration: 200,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (hitBall && hitBall.ballGraphics) {
							tween(hitBall.ballGraphics, {
								tint: 0xFFFFFF,
								// Return to normal
								scaleX: 1.0,
								scaleY: 1.0
							}, {
								duration: 100,
								easing: tween.easeIn
							});
						}
					}
				});
				// Create energy burst effect around the hit ball
				for (var effectIndex = 0; effectIndex < 4; effectIndex++) {
					var energyParticle = LK.getAsset('ball_yellow', {
						anchorX: 0.5,
						anchorY: 0.5,
						x: hitBall.x,
						y: hitBall.y,
						scaleX: 0.2,
						scaleY: 0.2,
						alpha: 0.9
					});
					game.addChild(energyParticle);
					var angle = effectIndex * 90 * Math.PI / 180;
					var distance = 80;
					tween(energyParticle, {
						x: hitBall.x + Math.cos(angle) * distance,
						y: hitBall.y + Math.sin(angle) * distance,
						alpha: 0,
						scaleX: 0.05,
						scaleY: 0.05
					}, {
						duration: 500,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							if (energyParticle.parent) {
								energyParticle.parent.removeChild(energyParticle);
							}
						}
					});
				}
				// Combo logic: Now also applies to purple balls!
				if (isColorMatch) {
					// --- Combo logic: Only count combo if same color as previous hit ---
					if (typeof comboCount === "undefined") comboCount = 1;
					if (typeof comboColor === "undefined") comboColor = hitBall.ballColor;
					if (comboColor === hitBall.ballColor) {
						comboCount++;
					} else {
						// Only reset combo if the color actually changed
						if (comboCount > 1) {
							// Optionally, you can trigger a combo break effect here if needed
						}
						comboCount = 1;
						comboColor = hitBall.ballColor;
					}
					// --- Combo Popup and Effects ---
					if (comboCount > 1) {
						// Show combo popup text at hitBall position
						var comboText = new Text2('COMBO x' + comboCount + '!', {
							size: 90 + Math.min(comboCount * 10, 120),
							fill: 0xFFD700,
							font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
						});
						comboText.anchor.set(0.5, 0.5);
						comboText.x = hitBall.x;
						comboText.y = hitBall.y - 80;
						game.addChild(comboText);
						// Animate popup: scale up, float up, fade out
						tween(comboText, {
							scaleX: 1.4,
							scaleY: 1.4,
							y: comboText.y - 120,
							alpha: 0
						}, {
							duration: 1400,
							// Increased from 700 to 1400ms for longer visibility
							easing: tween.easeOut,
							onFinish: function onFinish() {
								if (comboText.parent) comboText.parent.removeChild(comboText);
							}
						});
						// Flash screen for high combos
						if (comboCount >= 5) {
							LK.effects.flashScreen(0xFFD700, 200 + comboCount * 30);
						}
						// Add a little shake to the game for big combos
						if (comboCount >= 7) {
							var shakeAmount = Math.min(comboCount * 2, 20);
							var originalX = game.x || 0;
							var originalY = game.y || 0;
							var shakeTicks = 12;
							var shakeTimer = LK.setInterval(function () {
								game.x = originalX + (Math.random() - 0.5) * shakeAmount;
								game.y = originalY + (Math.random() - 0.5) * shakeAmount;
								shakeTicks--;
								if (shakeTicks <= 0) {
									LK.clearInterval(shakeTimer);
									game.x = originalX;
									game.y = originalY;
								}
							}, 16);
						}
						// --- Extra balls for combos: spawn extra balls for each combo popup ---
						var extraComboBalls = Math.min(2 + Math.floor(comboCount / 2), 8);
						for (var extraComboI = 0; extraComboI < extraComboBalls; extraComboI++) {
							addBallToChain();
						}
					}
					// Her doğru vuruştan sonra ortaya çıkan top sayısını artır (kombo stili)
					var ballsToAdd = Math.min(5 + comboCount, 20); // Kombo ile artan, bolca top
					for (var comboI = 0; comboI < ballsToAdd; comboI++) {
						addBallToChain();
					}
					// Her doğru vuruşta toplar çok yavaş hareket etsin
					chainSpeed = 0.05; // Çok yavaş hareket
					// --- Combo: Track per-color hit counts for 2x big, 50-point ball after 3 hits of same color ---
					// Only increment color hit count if there is no persistent big combo ball on screen
					if (typeof colorHitCounts === "undefined") colorHitCounts = {};
					if (typeof persistentBigComboBall === "undefined" || !persistentBigComboBall) {
						// Initialize color hit count if not present
						if (!colorHitCounts[hitBall.ballColor]) {
							colorHitCounts[hitBall.ballColor] = 0;
						}
						colorHitCounts[hitBall.ballColor]++;
					}
					// Track persistent 2x big combo ball
					if (typeof persistentBigComboBall === "undefined") persistentBigComboBall = null;
					if (typeof persistentBigComboBallColor === "undefined") persistentBigComboBallColor = null;
					// When 3 hits of the same color (at any time), spawn a 2x big random color ball and keep it until next 3 hits of any color
					if (colorHitCounts[hitBall.ballColor] === 3) {
						// Remove previous persistent big combo ball if it exists
						if (persistentBigComboBall && persistentBigComboBall.parent) {
							persistentBigComboBall.parent.removeChild(persistentBigComboBall);
						}
						// Pick a random color for the big ball
						var bigColors = ballColors.slice();
						var randomBigColor = bigColors[Math.floor(Math.random() * bigColors.length)];
						var bigBall = new Ball(randomBigColor);
						bigBall.chainIndex = ballChain.length;
						bigBall.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
						// Büyük top için scale artır
						bigBall.ballGraphics.scaleX = 2.0;
						bigBall.ballGraphics.scaleY = 2.0;
						// Mark as big and worth 50 points, and require 3 hits to destroy
						bigBall.isBigComboBall = true;
						bigBall.bigHitCount = 0; // Track hits for this big ball
						// Mark as persistent
						bigBall.isPersistentBigComboBall = true;
						persistentBigComboBall = bigBall;
						persistentBigComboBallColor = hitBall.ballColor;
						ballChain.push(bigBall);
						game.addChild(bigBall);
						updateBallPosition(bigBall);
						// 50 puan ekle
						LK.setScore(LK.getScore() + 50);
						// Reset this color's hit count
						colorHitCounts[hitBall.ballColor] = 0;
					}
					// Remove persistent big combo ball only if it was hit 3 times
					if (persistentBigComboBall && persistentBigComboBall.isExploding) {
						persistentBigComboBall = null;
						persistentBigComboBallColor = null;
					}
				} else {
					// Reset combo on wrong color or purple
					if (typeof comboCount !== "undefined" && comboCount > 2) {
						// Combo break effect: speed up chain and burst color
						chainSpeed = 0.35 + Math.random() * 0.1;
						// Color burst at frog
						var burstColors = [0xff4444, 0x44ff44, 0x4444ff, 0xffff44, 0xff44ff];
						for (var burstI = 0; burstI < 7; burstI++) {
							var burst = LK.getAsset('ball_' + ballColors[Math.floor(Math.random() * ballColors.length)], {
								anchorX: 0.5,
								anchorY: 0.5,
								x: frog.x,
								y: frog.y,
								scaleX: 0.3,
								scaleY: 0.3,
								alpha: 0.8,
								tint: burstColors[burstI % burstColors.length]
							});
							game.addChild(burst);
							var angle = Math.random() * Math.PI * 2;
							var dist = 120 + Math.random() * 60;
							tween(burst, {
								x: frog.x + Math.cos(angle) * dist,
								y: frog.y + Math.sin(angle) * dist,
								alpha: 0,
								scaleX: 0.1,
								scaleY: 0.1
							}, {
								duration: 600,
								easing: tween.easeOut,
								onFinish: function onFinish() {
									if (burst.parent) burst.parent.removeChild(burst);
								}
							});
						}
					}
					comboCount = 0;
					comboColor = undefined;
					// Reset unique color combo
					if (typeof colorComboHits !== "undefined") colorComboHits = {};
					if (typeof colorComboOrder !== "undefined") colorComboOrder = [];
				}
			}
			// Remove projectile immediately after hit
			projectile.active = false;
			if (projectile.parent) {
				projectile.parent.removeChild(projectile);
			}
			projectiles.splice(j, 1);
			if (!ballDestroyed) {
				insertProjectileIntoChain(projectile, insertIndex);
			}
		}
	}
	// --- Continuous, looping ball and group spawns until score is zero ---
	// Mor top yendikten sonra bir süre mor topların spawn oranını ve karmaşıklığını artır
	if (typeof purpleFrenzyTicks === "undefined") {
		var purpleFrenzyTicks = 0;
		var purpleFrenzyEndTick = 0;
	}
	if (typeof lastPurpleFrenzyTriggerTick === "undefined") {
		var lastPurpleFrenzyTriggerTick = -10000;
	}
	// Mor top yendikten sonra tetiklenecek fonksiyon
	if (typeof triggerPurpleFrenzy === "undefined") {
		var triggerPurpleFrenzy = function triggerPurpleFrenzy() {
			purpleFrenzyTicks = 0;
			purpleFrenzyEndTick = LK.ticks + 600 + Math.floor(Math.random() * 300); // 10-15 saniye
			lastPurpleFrenzyTriggerTick = LK.ticks;
			// Speed up chain and shake screen for a moment
			chainSpeed = 0.45;
			LK.effects.flashScreen(0xAA00FF, 400);
			var shakeTicks = 18;
			var originalX = game.x || 0;
			var originalY = game.y || 0;
			var shakeTimer = LK.setInterval(function () {
				game.x = originalX + (Math.random() - 0.5) * 18;
				game.y = originalY + (Math.random() - 0.5) * 18;
				shakeTicks--;
				if (shakeTicks <= 0) {
					LK.clearInterval(shakeTimer);
					game.x = originalX;
					game.y = originalY;
				}
			}, 16);
		};
	}
	// Mor top yendikten sonra Ball.destroyOnHit içinde triggerPurpleFrenzy() çağrılır
	if (LK.getScore() > 0) {
		// Timers for next ball and group spawn
		if (typeof nextBallSpawnTick === "undefined") {
			var nextBallSpawnTick = LK.ticks + 10 + Math.floor(Math.random() * 30); // 0.16-0.66s (was 0.5-2s)
			var nextBallGroupSpawnTick = LK.ticks + 40 + Math.floor(Math.random() * 60); // 0.66-1.66s (was 2-5s)
			var nextChaosSpawnTick = LK.ticks + 60 + Math.floor(Math.random() * 100); // 1-2.66s (was 3-8s)
		}
		// Mor top fazlalığı aktif mi?
		var purpleFrenzyActive = purpleFrenzyEndTick > LK.ticks;
		// Random single ball spawns
		if (LK.ticks >= nextBallSpawnTick && ballChain.length < maxChainLength) {
			var ballsToAdd = purpleFrenzyActive ? 4 + Math.floor(Math.random() * 3) : 2 + Math.floor(Math.random() * 3); // 4-6 balls if frenzy, else 2-4
			for (var i = 0; i < ballsToAdd; i++) {
				// Frenzy sırasında %40 mor top, %60 random
				if (purpleFrenzyActive && Math.random() < 0.4) {
					var ball = new Ball('purple');
					ball.chainIndex = ballChain.length;
					ball.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
					ballChain.push(ball);
					game.addChild(ball);
					updateBallPosition(ball);
				} else {
					addBallToChain();
				}
			}
			// Next spawn in 0.1-0.33s if frenzy, else 0.16-0.66s
			nextBallSpawnTick = LK.ticks + (purpleFrenzyActive ? 6 + Math.floor(Math.random() * 14) : 10 + Math.floor(Math.random() * 30));
		}
		// Random group spawns
		if (LK.ticks >= nextBallGroupSpawnTick && ballChain.length < maxChainLength - 5) {
			var doGroup = Math.random() < (purpleFrenzyActive ? 0.95 : 0.85); // 95% group if frenzy, 85% else
			if (doGroup) {
				// Frenzy sırasında grup içinde mor toplar karışık
				if (purpleFrenzyActive && Math.random() < 0.5) {
					var groupSize = 5 + Math.floor(Math.random() * 3); // 5-7 balls
					for (var gi = 0; gi < groupSize; gi++) {
						var color = Math.random() < 0.5 ? 'purple' : ballColors[Math.floor(Math.random() * ballColors.length)];
						var ball = new Ball(color);
						ball.chainIndex = ballChain.length;
						ball.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
						ballChain.push(ball);
						game.addChild(ball);
						updateBallPosition(ball);
					}
				} else {
					addBallGroup();
				}
			} else {
				addBallToChain();
				addBallToChain();
				addBallToChain();
			}
			// Next group in 0.5-1.25s if frenzy, else 0.66-1.66s
			nextBallGroupSpawnTick = LK.ticks + (purpleFrenzyActive ? 30 + Math.floor(Math.random() * 45) : 40 + Math.floor(Math.random() * 60));
		}
		// Rare chaos burst: lots of balls at once, unpredictable
		if (LK.ticks >= nextChaosSpawnTick && ballChain.length < maxChainLength - 8) {
			var chaosCount = purpleFrenzyActive ? 10 + Math.floor(Math.random() * 6) : 6 + Math.floor(Math.random() * 5); // 10-15 balls if frenzy, else 6-10
			for (var i = 0; i < chaosCount; i++) {
				if (purpleFrenzyActive && Math.random() < 0.5) {
					var color = Math.random() < 0.7 ? 'purple' : ballColors[Math.floor(Math.random() * ballColors.length)];
					var ball = new Ball(color);
					ball.chainIndex = ballChain.length;
					ball.pathPosition = ballChain.length > 0 ? ballChain[ballChain.length - 1].pathPosition + 70 : 0;
					ballChain.push(ball);
					game.addChild(ball);
					updateBallPosition(ball);
				} else if (Math.random() < 0.5) {
					addBallToChain();
				} else {
					addBallGroup();
				}
			}
			// Next chaos in 0.66-1.33s if frenzy, else 1-2.66s
			nextChaosSpawnTick = LK.ticks + (purpleFrenzyActive ? 40 + Math.floor(Math.random() * 40) : 60 + Math.floor(Math.random() * 100));
		}
	} else {
		// If score is zero, stop all new ball spawns
		// Optionally, you could clear timers or handle end-of-loop logic here
	}
	// Update UI
	scoreTxt.setText('Score: ' + LK.getScore());
	ballUsageTxt.setText('Top Used: ' + (typeof ballsUsed !== "undefined" ? ballsUsed : 0));
	// Check if all balls are scattered off screen (game over condition)
	var allBallsOffScreen = ballChain.length > 0;
	for (var m = 0; m < ballChain.length; m++) {
		if (!ballChain[m].isOffScreen && !ballChain[m].isExploding) {
			allBallsOffScreen = false;
			break;
		}
	}
	if (allBallsOffScreen && ballChain.length > 0) {
		gameRunning = false;
		// Custom "The End" screen with green frame and music
		showTheEndScreen();
		return;
	}
	// End the game if ballsUsed reaches 50
	if (typeof ballsUsed !== "undefined" && ballsUsed >= 50) {
		gameRunning = false;
		showTheEndScreen();
		return;
	}
	// Win condition - clear all balls
	if (ballChain.length === 0) {
		gameRunning = false;
		// Reset color hit counts and persistent big combo ball on win
		if (typeof colorHitCounts !== "undefined") colorHitCounts = {};
		if (typeof persistentBigComboBall !== "undefined") persistentBigComboBall = null;
		if (typeof persistentBigComboBallColor !== "undefined") persistentBigComboBallColor = null;
		// Rainbow burst effect at center
		for (var rb = 0; rb < 12; rb++) {
			var colorIdx = rb % ballColors.length;
			var burst = LK.getAsset('ball_' + ballColors[colorIdx], {
				anchorX: 0.5,
				anchorY: 0.5,
				x: centerX,
				y: centerY,
				scaleX: 0.5,
				scaleY: 0.5,
				alpha: 1
			});
			game.addChild(burst);
			var angle = rb * (Math.PI * 2 / 12);
			var dist = 400 + Math.random() * 120;
			tween(burst, {
				x: centerX + Math.cos(angle) * dist,
				y: centerY + Math.sin(angle) * dist,
				alpha: 0,
				scaleX: 0.1,
				scaleY: 0.1
			}, {
				duration: 1200,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					if (burst.parent) burst.parent.removeChild(burst);
				}
			});
		}
		// Slow motion effect before win
		var oldChainSpeed = chainSpeed;
		chainSpeed = 0.01;
		LK.setTimeout(function () {
			chainSpeed = oldChainSpeed;
			LK.setScore(LK.getScore() + 1000); // Bonus for clearing
			showTheEndScreen();
		}, 900);
		return;
	}
	// --- Custom "The End" screen with green frame and music ---
	function showTheEndScreen() {
		// Stop all music and play end music (use 'final' sound as end music)
		LK.stopMusic();
		LK.playMusic('final', {
			loop: false,
			fade: {
				start: 0,
				end: 1,
				duration: 1200
			}
		});
		// Overlay: green frame
		var frameThickness = 32;
		var frameColor = 0x00ff44;
		var frameAlpha = 0.85;
		// Top
		var topFrame = LK.getAsset('bud', {
			anchorX: 0,
			anchorY: 0,
			x: 0,
			y: 0,
			width: 2048,
			height: frameThickness,
			tint: frameColor,
			alpha: frameAlpha
		});
		// Bottom
		var bottomFrame = LK.getAsset('bud', {
			anchorX: 0,
			anchorY: 0,
			x: 0,
			y: 2732 - frameThickness,
			width: 2048,
			height: frameThickness,
			tint: frameColor,
			alpha: frameAlpha
		});
		// Left
		var leftFrame = LK.getAsset('bud', {
			anchorX: 0,
			anchorY: 0,
			x: 0,
			y: 0,
			width: frameThickness,
			height: 2732,
			tint: frameColor,
			alpha: frameAlpha
		});
		// Right
		var rightFrame = LK.getAsset('bud', {
			anchorX: 0,
			anchorY: 0,
			x: 2048 - frameThickness,
			y: 0,
			width: frameThickness,
			height: 2732,
			tint: frameColor,
			alpha: frameAlpha
		});
		// "The End" text
		var theEndText = new Text2('THE END', {
			size: 260,
			fill: 0x00FF44,
			font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
		});
		theEndText.anchor.set(0.5, 0.5);
		theEndText.x = 2048 / 2;
		theEndText.y = 2732 / 2;
		// Add to game overlay
		game.addChild(topFrame);
		game.addChild(bottomFrame);
		game.addChild(leftFrame);
		game.addChild(rightFrame);
		game.addChild(theEndText);
		// Animate "The End" text (pulse)
		tween(theEndText, {
			scaleX: 1.18,
			scaleY: 1.18
		}, {
			duration: 900,
			yoyo: true,
			repeat: 2,
			easing: tween.easeInOut
		});
		// Optionally, fade out all gameplay elements
		for (var i = 0; i < game.children.length; i++) {
			var obj = game.children[i];
			if (obj !== topFrame && obj !== bottomFrame && obj !== leftFrame && obj !== rightFrame && obj !== theEndText) {
				tween(obj, {
					alpha: 0.18
				}, {
					duration: 900,
					easing: tween.easeOut
				});
			}
		}
	}
};
// Initialize the game
createInitialChain();
;
// Play background music 'amazon'
LK.playMusic('amazon');
// Minimalistic tween library for animations