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

/**** 
* Classes
****/ 
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	var cloud = self.attachAsset('cloudShape', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.activate = function (x, y, scale, alpha) {
		self.x = x;
		self.y = y;
		self.visible = true;
		self.speedY = 1 + Math.random() * 2;
		self.speedX = (Math.random() - 0.5) * 1.5;
		self.targetY = self.horizonY;
		cloud.scaleX = scale;
		cloud.scaleY = scale * 0.8;
		cloud.alpha = alpha || 0.8;
	};
	self.deactivate = function () {
		self.visible = false;
	};
	return self;
});
var DragonHead = Container.expand(function () {
	var self = Container.call(this);
	// Dragon sprites
	var body = self.attachAsset('dragonBody', {
		anchorX: 0.5,
		anchorY: 0.75,
		scaleX: 2,
		scaleY: 2
	});
	var head = self.attachAsset('dragonHead', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2
	});
	var headOpen = self.attachAsset('dragonHeadOpen', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2,
		alpha: 0
	});
	var lookLeft = self.attachAsset('dragonLook', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: -2,
		// Mirror for left direction
		scaleY: 2,
		alpha: 0
	});
	var lookRight = self.attachAsset('dragonLook', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2,
		alpha: 0
	});
	var lookLeftOpen = self.attachAsset('dragonLookOpen', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: -2,
		// Mirror for left direction
		scaleY: 2,
		alpha: 0
	});
	var lookRightOpen = self.attachAsset('dragonLookOpen', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2,
		alpha: 0
	});
	self.currentScale = 2; // Starting scale
	// Position tracking variables
	var targetX = 2048 / 2;
	var targetY = 2732 * 0.2;
	var smoothingFactor = 0.12;
	var prevX = null;
	var prevY = null;
	// Rotation variables
	var targetTilt = 0;
	var tiltSmoothingFactor = 0.11;
	var tiltScaleFactor = 0.09;
	// Scale tracking
	var scaleHistory = new Array(5).fill(2); // Start with default scale of 2
	var scaleIndex = 0;
	self.update = function () {
		// Position tracking
		if (facekit.noseTip) {
			targetX = facekit.noseTip.x;
			targetY = facekit.noseTip.y - 400;
			// Initialize previous positions if not set
			if (prevX === null) {
				prevX = targetX;
				prevY = targetY;
			}
			// Weighted average between previous and target position
			var newX = prevX * (1 - smoothingFactor) + targetX * smoothingFactor;
			var newY = prevY * (1 - smoothingFactor) + targetY * smoothingFactor;
			self.x = newX;
			self.y = newY;
			// Update previous positions
			prevX = newX;
			prevY = newY;
		}
		// Rotation tracking - CORRECTED VERSION
		if (facekit.leftEye && facekit.rightEye) {
			targetTilt = calculateFaceTilt() * tiltScaleFactor;
			// Limit rotation to ±15 degrees - DON'T convert to radians here
			targetTilt = Math.max(-15, Math.min(15, targetTilt));
			self.rotation += (targetTilt - self.rotation) * tiltSmoothingFactor;
		}
		if (facekit.leftEye && facekit.rightEye && facekit.noseTip) {
			// Calculate face direction by comparing horizontal positions
			var faceCenter = (facekit.leftEye.x + facekit.rightEye.x) / 2;
			var noseDiff = facekit.noseTip.x - faceCenter;
			// Calculate eye alignment for head rotation
			var eyeYDiff = facekit.rightEye.y - facekit.leftEye.y;
			// Reset all direction indicators
			lookLeft.alpha = 0;
			lookRight.alpha = 0;
			lookLeftOpen.alpha = 0;
			lookRightOpen.alpha = 0;
			// Combined detection logic
			var showingTurnedHead = false;
			if (noseDiff < -120 && Math.abs(eyeYDiff) < 30 || eyeYDiff > 40) {
				// Looking left (nose to left OR right eye lower)
				if (facekit.mouthOpen) {
					lookLeftOpen.alpha = 1;
				} else {
					lookLeft.alpha = 1;
				}
				showingTurnedHead = true;
			} else if (noseDiff > 120 && Math.abs(eyeYDiff) < 30 || eyeYDiff < -40) {
				// Looking right (nose to right OR left eye lower)
				if (facekit.mouthOpen) {
					lookRightOpen.alpha = 1;
				} else {
					lookRight.alpha = 1;
				}
				showingTurnedHead = true;
			}
			// Set original head visibility based on whether a turned head is showing
			if (showingTurnedHead) {
				head.alpha = 0;
				headOpen.alpha = 0;
			} else {
				// Only then handle regular head visibility based on mouth state
				if (facekit && facekit.mouthOpen) {
					head.alpha = 0;
					headOpen.alpha = 1;
				} else {
					head.alpha = 1;
					headOpen.alpha = 0;
				}
			}
		}
		// Scale adjustment based on face size
		if (facekit.leftEye && facekit.rightEye) {
			var eyeDistance = Math.abs(facekit.rightEye.x - facekit.leftEye.x);
			var newScale = eyeDistance / 250; // Adjusted divisor for dragon head
			// Update rolling average
			scaleHistory[scaleIndex] = newScale;
			scaleIndex = (scaleIndex + 1) % scaleHistory.length;
			// Calculate average scale
			var avgScale = scaleHistory.reduce(function (a, b) {
				return a + b;
			}, 0) / scaleHistory.length;
			// Apply with gentle smoothing (limited range)
			var targetScale = Math.max(1.5, Math.min(2.5, avgScale));
			head.scaleX = head.scaleX * 0.85 + targetScale * 0.15;
			self.currentScale = head.scaleX; // Track the current scale
			head.scaleY = head.scaleY * 0.85 + targetScale * 0.15;
			headOpen.scaleX = headOpen.scaleX * 0.85 + targetScale * 0.15;
			headOpen.scaleY = headOpen.scaleY * 0.85 + targetScale * 0.15;
			body.scaleX = body.scaleX * 0.85 + targetScale * 0.15;
			body.scaleY = body.scaleY * 0.85 + targetScale * 0.15;
			lookLeft.scaleX = lookLeft.scaleX * 0.85 - targetScale * 0.15;
			lookLeft.scaleY = lookLeft.scaleY * 0.85 + targetScale * 0.15;
			lookRight.scaleX = lookRight.scaleX * 0.85 + targetScale * 0.15;
			lookRight.scaleY = lookRight.scaleY * 0.85 + targetScale * 0.15;
			lookLeftOpen.scaleX = lookLeftOpen.scaleX * 0.85 - targetScale * 0.15;
			lookLeftOpen.scaleY = lookLeftOpen.scaleY * 0.85 + targetScale * 0.15;
			lookRightOpen.scaleX = lookRightOpen.scaleX * 0.85 + targetScale * 0.15;
			lookRightOpen.scaleY = lookRightOpen.scaleY * 0.85 + targetScale * 0.15;
		}
	};
	function calculateFaceTilt() {
		if (facekit.leftEye && facekit.rightEye && facekit.mouthCenter) {
			// Calculate midpoint between eyes
			var eyeMidX = (facekit.leftEye.x + facekit.rightEye.x) / 2;
			var eyeMidY = (facekit.leftEye.y + facekit.rightEye.y) / 2;
			// Calculate angle between eye midpoint and mouth, negated to fix direction
			var dx = facekit.mouthCenter.x - eyeMidX;
			var dy = facekit.mouthCenter.y - eyeMidY;
			var angle = -(Math.atan2(dx, dy) * (180 / Math.PI));
			// Reduced angle impact
			return Math.max(-15, Math.min(15, angle * 0.15));
		}
		return 0; // Default to straight when face points aren't available
	}
	return self;
});
var DragonShadow = Container.expand(function () {
	var self = Container.call(this);
	self.shadow = self.attachAsset('dragonShadow', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.5,
		scaleX: 1,
		scaleY: 0.3
	});
	var positionSmoothing = 0.12;
	var scaleSmoothing = 0.08;
	self.update = function (dragonX, dragonY, dragonScale) {
		if (dragonX !== undefined && dragonY !== undefined && dragonScale !== undefined) {
			// X position follow
			self.x += (dragonX - self.x) * positionSmoothing;
			// Y position based on scale (Z-depth)
			var baseY = 2732 * 0.6;
			var scaleOffset = (dragonScale - 1) * 600;
			var targetY = baseY + scaleOffset;
			self.y += (targetY - self.y) * positionSmoothing;
			// Scale calculation based on dragon's Y position
			var heightRatio = dragonY / 2732;
			var scaleMultiplier = 0.2 + heightRatio * 1.5;
			// Add Y-position based size adjustment (0-20% increase based on Y position)
			var yPositionScale = 1 + self.y / 2732 * 0.2;
			var targetScaleX = scaleMultiplier * yPositionScale;
			var targetScaleY = scaleMultiplier * 0.3 * yPositionScale;
			self.shadow.scaleX += (targetScaleX - self.shadow.scaleX) * scaleSmoothing;
			self.shadow.scaleY += (targetScaleY - self.shadow.scaleY) * scaleSmoothing;
			self.shadow.alpha = 0.3 + heightRatio * 0.2;
		}
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	// States
	var RUNNING = 'running';
	var LEAPING = 'leaping';
	var ATTACHED = 'attached';
	var FALLING = 'falling';
	// Running enemy sprites
	var runSprite = self.attachAsset('enemy1', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 1
	});
	var runSpriteMirrored = self.attachAsset('enemy1', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: -1,
		alpha: 0
	});
	// Properties
	self.health = 1;
	self.animTick = 0;
	self.animRate = 20;
	self.state = RUNNING;
	self.leapSpeed = 15;
	self.targetX = 0;
	self.targetY = 0;
	self.activate = function (x, y) {
		self.visible = true;
		self.x = x;
		self.y = y;
		self.state = RUNNING;
		// Reset animation state
		self.animTick = 0;
		runSprite.alpha = 1;
		runSpriteMirrored.alpha = 0;
		// Set initial scale based on distance from horizon
		var progress = Math.max(0, self.y - flyingBackground.horizonY) / (2732 - flyingBackground.horizonY);
		var scale = 0.5 + progress;
		self.scaleX = scale;
		self.scaleY = scale;
	};
	function checkLeapDistance() {
		// Get distances
		var dx = self.x - dragonShadow.x;
		var dy = self.y - dragonShadow.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Get relative scales as depth indicators
		var enemyDepth = self.scaleX;
		var shadowDepth = dragonShadow.shadow.scaleX;
		// Leap when close and at similar depth
		var depthDiff = Math.abs(enemyDepth - shadowDepth);
		var leapThreshold = 300; // Adjust this value as needed
		if (distance < leapThreshold && depthDiff < 0.3) {
			startLeap();
			return true;
		}
		return false;
	}
	function startLeap() {
		self.state = LEAPING;
		// Store dragon position for leap trajectory
		self.targetX = dragon.x;
		self.targetY = dragon.y;
		// Calculate initial leap velocity here
		// We'll add this next if the basic state change works
	}
	self.update = function () {
		switch (self.state) {
			case RUNNING:
				// Existing running code
				var progress = Math.max(0, self.y - flyingBackground.horizonY) / (2732 - flyingBackground.horizonY);
				var speed = (flyingBackground.scrollSpeed * 0.05 + flyingBackground.scrollSpeed * (progress * 2.5)) * 0.8;
				self.y -= speed;
				// Update scale based on distance
				var scale = 0.5 + progress;
				self.scaleX = scale;
				self.scaleY = scale;
				// Running animation
				self.animTick++;
				if (self.animTick >= self.animRate) {
					self.animTick = 0;
					runSprite.alpha = runSprite.alpha === 0 ? 1 : 0;
					runSpriteMirrored.alpha = runSpriteMirrored.alpha === 0 ? 1 : 0;
				}
				// Check for leap
				checkLeapDistance();
				break;
			case LEAPING:
				// We'll implement leap physics next
				break;
		}
	};
	self.hit = function () {
		self.health--;
		if (self.health <= 0) {
			LK.effects.flashObject(runSprite, 0xff0000, 200);
			LK.effects.flashObject(runSpriteMirrored, 0xff0000, 200);
			// Simple fade out for now - we'll add falling animation later
			tween(self, {
				alpha: 0,
				scaleX: self.scaleX * 0.5,
				scaleY: self.scaleY * 0.5
			}, {
				duration: 500,
				easing: tween.easeOut
			});
			enemyPool.recycle(self);
			return true;
		}
		return false;
	};
	self.deactivate = function () {
		self.visible = false;
		runSprite.alpha = 1;
		runSpriteMirrored.alpha = 0;
	};
	return self;
});
var FieldElement = Container.expand(function () {
	var self = Container.call(this);
	var element = self.attachAsset('fieldElement', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.activate = function (x, y, scale, alpha) {
		self.x = x;
		self.y = y;
		self.visible = true;
		self.speedY = 2 + Math.random() * 3;
		self.initialX = x;
		element.scaleX = scale;
		element.scaleY = scale * 0.8;
		element.alpha = alpha || 0.9;
	};
	self.deactivate = function () {
		self.visible = false;
	};
	return self;
});
var FireParticle = Container.expand(function () {
	var self = Container.call(this);
	var particle = self.attachAsset('fireParticle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		self.x += self.vx;
		self.y += self.vy;
		self.age++;
		// Update alpha
		var lifePercent = self.age / self.lifespan;
		particle.alpha = 1 - lifePercent;
		// Recycle if lifetime is over OR particle is off screen
		if (lifePercent >= 1 || self.y < 0 || self.y > 2732 ||
		// Screen height
		self.x < 0 || self.x > 2048) {
			// Screen width
			particlePool.recycle(self);
		}
	};
	self.activate = function (x, y) {
		self.x = x;
		self.y = y;
		self.visible = true;
		self.vx = Math.random() * 4 - 2;
		self.vy = Math.random() * 2 + 1;
		self.lifespan = 20 + Math.random() * 20;
		self.age = 0;
		particle.alpha = 1;
	};
	self.deactivate = function () {
		self.visible = false;
	};
	return self;
});
// In the Fireball class, update the properties and update method
var Fireball = Container.expand(function () {
	var self = Container.call(this);
	var fireballGraphic = self.attachAsset('fireball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 15;
	self.vx = 0; // Add horizontal velocity
	self.update = function () {
		if (!self.active) {
			return;
		}
		// Update position with both vertical and horizontal components
		self.y += self.speed;
		self.x += self.vx;
		// Calculate rotation based on direction of travel
		// For correct orientation: Math.atan2(dy, dx) - Math.PI/2
		// We're subtracting 90 degrees (PI/2) to adjust for the sprite's default orientation
		var angle = Math.atan2(self.speed, self.vx) - Math.PI / 2;
		self.rotation = angle;
		// Create fire trail particles
		if (Math.random() < 0.3) {
			particlePool.spawn(self.x + (Math.random() * 40 - 20), self.y + 20);
		}
		// Recycle when off screen (bottom or sides)
		if (self.y > 2732 || self.x < -100 || self.x > 2148) {
			fireballPool.recycle(self);
		}
	};
	self.activate = function (x, y) {
		self.x = x;
		self.y = y;
		self.visible = true;
		self.active = true;
		self.vx = 0; // Reset horizontal velocity on activation
	};
	self.deactivate = function () {
		self.visible = false;
		self.active = false;
	};
	return self;
});
var FlyingBackground = Container.expand(function () {
	var self = Container.call(this);
	// Create bottom container
	self.bottomContainer = new Container();
	self.addChild(self.bottomContainer);
	// Store the horizon line
	self.horizonY = 2732 / 2;
	self.totalHeight = 2732 - self.horizonY;
	self.fieldStripes = [];
	// Create field stripes (keep this the same as original)
	var nbStripes = 30;
	var lastY = self.horizonY + 10;
	var stripe = self.bottomContainer.attachAsset('fieldStripes', {
		anchorX: 0.5,
		anchorY: 0,
		x: 2048 / 2,
		y: lastY
	});
	var progress = Math.max(0, lastY - self.horizonY) / self.totalHeight;
	stripe.height = 1 + 400 * progress;
	self.fieldStripes.push({
		sprite: stripe,
		progress: progress
	});
	for (var i = 1; i < nbStripes; i++) {
		var spacing = 400 * (lastY - self.horizonY) / self.totalHeight;
		var y = lastY + spacing;
		var stripe = self.bottomContainer.attachAsset('fieldStripes', {
			anchorX: 0.5,
			anchorY: 0,
			x: 2048 / 2,
			y: y
		});
		var progress = Math.max(0, y - self.horizonY) / self.totalHeight;
		stripe.height = 1 + 400 * progress;
		self.fieldStripes.push({
			sprite: stripe,
			progress: progress
		});
		lastY = y;
	}
	// Create top container
	self.topContainer = new Container();
	self.addChild(self.topContainer);
	// Create sky background in top container
	var sky = self.topContainer.attachAsset('skyBackground', {
		anchorX: 0.5,
		anchorY: 1.0,
		x: 2048 / 2,
		y: self.horizonY + 10
	});
	// Field scroll speed
	self.scrollSpeed = 4;
	// Create object pools
	self.cloudPool = new ObjectPool(Cloud, 15);
	self.fieldElementPool = new ObjectPool(FieldElement, 20);
	// Add pools to containers
	self.topContainer.addChild(self.cloudPool);
	self.bottomContainer.addChild(self.fieldElementPool);
	// Initialize clouds
	for (var i = 0; i < 8; i++) {
		var startY = self.horizonY - 400 - Math.random() * 600;
		var distanceFromHorizon = Math.abs(startY - self.horizonY);
		var startScale = 0.5 + distanceFromHorizon / 800;
		var cloud = self.cloudPool.spawn(Math.random() * 2048, startY, startScale, 0.8);
		if (cloud) {
			cloud.horizonY = self.horizonY;
		}
	}
	// Initialize field elements
	for (var j = 0; j < 12; j++) {
		var fieldStartY = self.horizonY + Math.random() * (2732 - self.horizonY);
		var fieldDistanceFromHorizon = Math.abs(fieldStartY - self.horizonY);
		var fieldStartScale = 0.5 + fieldDistanceFromHorizon / 1000;
		var fieldElement = self.fieldElementPool.spawn(Math.random() * 2048, fieldStartY, fieldStartScale, 0.9);
		if (fieldElement) {
			fieldElement.horizonY = self.horizonY;
		}
	}
	self.update = function () {
		// Update field stripes (keep original code)
		for (var i = 0; i < self.fieldStripes.length; i++) {
			var stripe = self.fieldStripes[i];
			stripe.progress = Math.max(0, stripe.sprite.y - self.horizonY) / self.totalHeight;
			var tempSpeed = self.scrollSpeed * 0.05 + self.scrollSpeed * (stripe.progress * 3);
			stripe.sprite.y -= tempSpeed;
		}
		// Sort stripes by Y position
		self.fieldStripes.sort(function (a, b) {
			return a.sprite.y - b.sprite.y;
		});
		// Reset stripes that moved above horizon
		for (var i = 0; i < self.fieldStripes.length; i++) {
			if (self.fieldStripes[i].sprite.y < self.horizonY) {
				var lowestStripe = self.fieldStripes[self.fieldStripes.length - 1];
				self.fieldStripes[i].sprite.y = lowestStripe.sprite.y + 400 * (lowestStripe.sprite.y - self.horizonY) / self.totalHeight;
				self.fieldStripes[i].progress = Math.max(0, self.fieldStripes[i].sprite.y - self.horizonY) / self.totalHeight;
			}
		}
		// Re-sort after repositioning
		self.fieldStripes.sort(function (a, b) {
			return a.sprite.y - b.sprite.y;
		});
		// Adjust stripe heights
		for (var i = 0; i < self.fieldStripes.length - 1; i++) {
			var currentStripe = self.fieldStripes[i];
			var nextStripe = self.fieldStripes[i + 1];
			currentStripe.sprite.height = nextStripe.sprite.y - currentStripe.sprite.y;
		}
		// Handle last stripe
		var lastStripe = self.fieldStripes[self.fieldStripes.length - 1];
		lastStripe.sprite.height = Math.max(1 + 400 * lastStripe.progress, self.horizonY + self.totalHeight - lastStripe.sprite.y + 100);
		// Update clouds and field elements
		updateCloudPool();
		updateFieldElementPool();
	};
	function updateCloudPool() {
		var activeObjects = self.cloudPool.getActiveObjects();
		for (var i = 0; i < activeObjects.length; i++) {
			var cloud = activeObjects[i];
			// Move cloud toward horizon
			cloud.y += cloud.speedY;
			cloud.x += cloud.speedX;
			// Get the cloud's sprite
			var sprite = cloud.getChildAt(0);
			// Calculate scale based on distance from horizon
			var distanceFactor = Math.max(0.05, (cloud.y - self.horizonY) / -500);
			sprite.scaleX = distanceFactor;
			sprite.scaleY = distanceFactor * 0.8;
			// Adjust alpha for fade effect near horizon
			sprite.alpha = Math.min(0.9, distanceFactor);
			// Reset cloud if it reaches horizon or gets too small
			if (cloud.y >= self.horizonY - 10 || sprite.scaleX < 0.1) {
				// Recycle and spawn new cloud
				self.cloudPool.recycle(cloud);
				var newCloud = self.cloudPool.spawn(Math.random() * 2048, self.horizonY - 800 - Math.random() * 400, (self.horizonY - 800 - Math.random() * 400 - self.horizonY) / -500, 0.8);
				if (newCloud) {
					newCloud.horizonY = self.horizonY;
				}
			}
		}
	}
	function updateFieldElementPool() {
		var activeObjects = self.fieldElementPool.getActiveObjects();
		for (var j = 0; j < activeObjects.length; j++) {
			var element = activeObjects[j];
			// Calculate progress based on distance from horizon
			var progress = Math.max(0, element.y - self.horizonY) / self.totalHeight;
			// Calculate speed using same logic as stripes
			var tempSpeed = self.scrollSpeed * 0.05 + self.scrollSpeed * (progress * 3);
			// Move element toward horizon
			element.y -= tempSpeed;
			// Get the element's sprite
			var sprite = element.getChildAt(0);
			// Calculate scale based on distance from horizon
			var fieldDistanceFactor = Math.max(0.05, (element.y - self.horizonY) / 300);
			sprite.scaleX = fieldDistanceFactor * 1.2;
			sprite.scaleY = fieldDistanceFactor * 1.2;
			// Adjust alpha for fade effect
			//sprite.alpha = Math.min(0.9, fieldDistanceFactor);
			// Reset element if it reaches horizon
			if (element.y <= self.horizonY + 10 || sprite.scaleX < 0.1) {
				// Recycle and spawn new element
				self.fieldElementPool.recycle(element);
				// Calculate position for new element
				var section = Math.floor(Math.random() * 8);
				var sectionWidth = 2048 / 8;
				var newX = section * sectionWidth + Math.random() * sectionWidth;
				var newY = 2732 + Math.random() * 600;
				var newScale = (newY - self.horizonY) / 300;
				var newElement = self.fieldElementPool.spawn(newX, newY, newScale, 0.9);
				if (newElement) {
					newElement.horizonY = self.horizonY;
					newElement.initialX = newX;
				}
			}
			element.zIndex = element.y;
		}
		// After updating all elements, sort them by z-index
		activeObjects.sort(function (a, b) {
			return a.y - b.y; // Sort by y position (smaller y values first)
		});
		// Remove and re-add in the sorted order
		for (var k = 0; k < activeObjects.length; k++) {
			var element = activeObjects[k];
			self.bottomContainer.removeChild(element);
			self.bottomContainer.addChild(element);
		}
	}
	return self;
});
var ObjectPool = Container.expand(function (ObjectClass, size) {
	var self = Container.call(this);
	var objects = [];
	var activeCount = 0;
	for (var i = 0; i < size; i++) {
		var obj = new ObjectClass();
		if (typeof obj.update !== 'function') {
			obj.update = function () {}; // Provide a default update method if not defined
		}
		obj.visible = false;
		obj._poolIndex = i;
		objects.push(obj);
		self.addChild(obj);
	}
	self.spawn = function (x, y, params) {
		if (activeCount >= objects.length) {
			return null;
		}
		var obj = objects[activeCount];
		activeCount++; // Increment AFTER getting object
		obj.visible = true;
		obj.activate(x, y, params);
		return obj;
	};
	self.recycle = function (obj) {
		if (!obj || obj._poolIndex >= activeCount) {
			return;
		} // Already recycled
		activeCount--; // Decrement count
		// Swap with last active object if needed
		if (obj._poolIndex < activeCount) {
			var temp = objects[activeCount];
			objects[activeCount] = obj;
			objects[obj._poolIndex] = temp;
			// Update indices
			temp._poolIndex = obj._poolIndex;
			obj._poolIndex = activeCount;
		}
		obj.deactivate();
		obj.visible = false;
	};
	self.update = function () {
		for (var i = 0; i < activeCount; i++) {
			objects[i].update();
		}
	};
	self.getActiveObjects = function () {
		return objects.slice(0, activeCount);
	};
	return self;
});

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

/**** 
* Game Code
****/ 
function processCollisions() {
	var fireballs = fireballPool.getActiveObjects();
	var enemies = enemyPool.getActiveObjects();
	for (var i = 0; i < fireballs.length; i++) {
		var fireball = fireballs[i];
		for (var j = 0; j < enemies.length; j++) {
			var enemy = enemies[j];
			var dx = fireball.x - enemy.x;
			var dy = fireball.y - enemy.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 100 * enemy.scaleX) {
				// Adjusted collision radius
				if (enemy.hit()) {
					score += enemy.type * 10;
					scoreTxt.setText(score);
					LK.setScore(score);
					LK.getSound('enemyDefeat').play();
				}
				fireballPool.recycle(fireball);
				break;
			}
		}
	}
}
// Set dark blue background for sky effect
game.setBackgroundColor(0x2c3e50);
// Game state variables
var score = 0;
var fireballPool = new ObjectPool(Fireball, 100);
var particlePool = new ObjectPool(FireParticle, 400);
var enemyPool = new ObjectPool(Enemy, 50);
var gameActive = true;
var isFiring = false;
var lastFireTime = 0;
var fireRate = 300; // ms between fireballs
var enemySpawnRate = 60; // Frames between enemy spawns
var difficultyScaling = 0;
var flyingBackground = new FlyingBackground();
game.addChild(flyingBackground);
// Create dragon head (player character)
var dragon = game.addChild(new DragonHead());
dragon.x = 2048 / 2;
dragon.y = 2732 * 0.2; // Place dragon at top fifth of screen
var dragonShadow = new DragonShadow();
game.addChild(dragonShadow);
game.addChild(fireballPool);
game.addChild(particlePool);
game.addChild(enemyPool);
// Score display
var scoreTxt = new Text2('0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
scoreTxt.y = 50;
LK.gui.top.addChild(scoreTxt);
// Create a function to add fire particles
function createFireParticle(x, y) {
	particlePool.spawn(x, y);
}
// Function to spawn a fireball
// Update the spawnFireball function
function spawnFireball() {
	if (!gameActive) {
		return;
	}
	var now = Date.now();
	if (now - lastFireTime < fireRate) {
		return;
	}
	lastFireTime = now;
	// Initialize horizontal velocity components
	var angleOffset = 0;
	// Get direction from dragon head facing - match thresholds with DragonHead class
	if (facekit.leftEye && facekit.rightEye && facekit.noseTip) {
		var faceCenter = (facekit.leftEye.x + facekit.rightEye.x) / 2;
		var noseDiff = facekit.noseTip.x - faceCenter;
		var eyeYDiff = facekit.rightEye.y - facekit.leftEye.y;
		// Keep the original thresholds but require more pronounced movement
		// to trigger the sideways shots (higher threshold values)
		if (noseDiff < -120 && Math.abs(eyeYDiff) < 30 || eyeYDiff > 40) {
			// Facing left - fireballs go left (maintain strong angle)
			angleOffset = -8; // Original value for strong effect
		} else if (noseDiff > 120 && Math.abs(eyeYDiff) < 30 || eyeYDiff < -40) {
			// Facing right - fireballs go right (maintain strong angle)
			angleOffset = 8; // Original value for strong effect
		}
	}
	// Keep the original tilt impact for consistent feel
	if (dragon.rotation) {
		angleOffset += dragon.rotation * 5; // Original value
	}
	// Use the new pool's spawn method
	var fireball = fireballPool.spawn(dragon.x, dragon.y + 50);
	// Set horizontal velocity if fireball was created
	if (fireball) {
		fireball.vx = angleOffset;
	}
	// Play sound
	LK.getSound('firebreathSound').play();
}
// Function to spawn enemies
function spawnEnemy() {
	if (!gameActive) {
		return;
	}
	var enemy = enemyPool.spawn(Math.random() * (2048 - 200) + 100,
	// x position
	2732 + 100 // y position (just below screen)
	);
	if (enemy) {
		enemy.visible = true;
	}
}
// Game update logic
game.update = function () {
	if (!gameActive) {
		return;
	}
	// Check if mouth is open for fire breathing
	if (facekit && facekit.mouthOpen) {
		isFiring = true;
		spawnFireball();
	} else {
		isFiring = false;
	}
	// Spawn enemies at a constant rate
	if (LK.ticks % enemySpawnRate === 0) {
		spawnEnemy();
	}
	dragonShadow.update(dragon.x, dragon.y, dragon.currentScale);
	// Update all pools
	fireballPool.update();
	enemyPool.update();
	particlePool.update();
	// Process collisions
	processCollisions();
};
// Start background music
LK.playMusic('gameMusic', {
	fade: {
		start: 0,
		end: 0.8,
		duration: 1000
	}
});