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

/**** 
* Classes
****/ 
// Background class to represent the background image
var Background = Container.expand(function () {
	var self = Container.call(this);
	var backgroundGraphics = self.attachAsset('background', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.addChild(backgroundGraphics);
});
// Branch asset
// Bird1 class to represent the first kind of bird
var Bird1 = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.movement = new Bird1Movement(self, birdGraphics);
});
// Bird2 class to represent the second kind of bird
var Bird2 = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.movement = new Bird2Movement(self, birdGraphics);
});
// Cat class to manage cat behavior
var Cat = Container.expand(function () {
	var self = Container.call(this);
	var catGraphics = self.attachAsset('cat', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.update = function () {
		// Add any specific update logic for the cat here
	};
});
// Cloud class to represent cloud behavior
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	var cloudType = CLOUD_TYPES[Math.floor(Math.random() * CLOUD_TYPES.length)];
	var cloudGraphics = self.attachAsset(cloudType, {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8 // Set default opacity to 80%
	});
	self.movement = new CloudMovement(self, cloudGraphics);
});
// CloudMovement class to handle cloud movement and fade effects
var CloudMovement = Container.expand(function () {
	var self = Container.call(this);
	var cloudGraphics = self.attachAsset('cloud1', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8 // Set default opacity to 80%
	});
	self.speed = Math.random() * 0.55 + 0.25; // Adjust speed to range between 0.25 and 0.8
	self.hasAccelerated = false; // Track if the cloud has already accelerated
	self.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	self.lastX = self.x; // Track last X position for future checks
	self.lastIntersecting = false; // Initialize lastIntersecting for tracking changes on intersections
	self.update = function () {
		flipImageVerticallyBasedOnDirection(cloudGraphics, self.lastX, self.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		self.x += self.speed * self.direction;
		// If the cloud moves off-screen, reposition it to the opposite side
		if (self.lastX <= 2048 + self.width / 2 && self.x > 2048 + self.width / 2) {
			self.x = -self.width / 2;
		} else if (self.lastX >= -self.width / 2 && self.x < -self.width / 2) {
			self.x = 2048 + self.width / 2;
		}
		// Check for overlap with other clouds
		for (var i = 0; i < clouds.length; i++) {
			if (clouds[i] !== self && self.intersects(clouds[i])) {
				if (!self.hasAccelerated) {
					self.speed *= 1.5; // Increase speed by 50%
					self.hasAccelerated = true; // Mark as accelerated
				}
				break;
			} else if (self.hasAccelerated && !self.intersects(clouds[i])) {
				self.speed /= 1.5; // Reset speed to original
				self.hasAccelerated = false; // Reset acceleration state
			}
		}
		// Check if the cloud intersects with the sun
		if (!self.lastIntersecting && self.intersects(sun)) {
			self.speed *= 2; // Double the speed when touching the sun
			tween(cloudGraphics, {
				alpha: 0.5
			}, {
				duration: 3000,
				easing: tween.linear
			});
		} else if (self.lastIntersecting && !self.intersects(sun)) {
			self.speed /= 2; // Reset speed to original when not touching the sun
			tween(cloudGraphics, {
				alpha: 1.0
			}, {
				duration: 3000,
				easing: tween.linear
			});
		}
		self.lastIntersecting = self.intersects(sun);
		storage.cloud_lastX = self.x; // Store lastX using storage plugin
		self.lastX = storage.cloud_lastX || self.x; // Retrieve lastX from storage or initialize
	};
});
// GrassBack class to represent the grass image
var GrassBack = Container.expand(function () {
	var self = Container.call(this);
	var grassGraphics = self.attachAsset('grass-back', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.update = function () {
		// Add any specific update logic for the grass here
		// Example: Slightly move the grass to simulate wind effect
		self.x += Math.sin((LK.ticks + 100) / 90) * 0.15; // Swaying effect, increased speed
	};
	self.addChild(grassGraphics); // Add grass graphics to the container
});
// GrassFront class to represent the second grass image
var GrassFront = Container.expand(function () {
	var self = Container.call(this);
	var grass2Graphics = self.attachAsset('grass-front', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.lastX = self.x; // Initialize lastX for tracking changes on X
	self.addChild(grass2Graphics); // Add grass2 graphics to the container
	self.update = function () {
		// Add any specific update logic for the grass here
		// Example: Slightly move the grass to simulate wind effect
		self.x += Math.sin((LK.ticks + 50) / 100) * 0.125; // Swaying effect, reduced by 50%
		storage.jet1_lastX = self.x; // Store current x position using storage plugin
		self.lastX = storage.jet1_lastX || self.x; // Retrieve lastX from storage or initialize
	};
});
// Jet1 class to represent a jet flying across the screen
var Jet1 = Container.expand(function () {
	var self = Container.call(this);
	var jetGraphics = self.attachAsset('jet1', {
		anchorX: 0.5,
		anchorY: 0.5,
		flipX: 1 // Apply the same directional image flipping logic as bird1 and bird2
	});
	self.speed = 10; // Set the speed of the jet
	self.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	self.lastX = self.x; // Initialize lastX to current x position
	self.x = Math.random() < 0.5 ? 2048 + self.width / 2 : -self.width / 2; // Start from either the far right or left edge of the screen
	self.update = function () {
		flipImageVerticallyBasedOnDirection(jetGraphics, self.lastX, self.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		self.x += self.speed * self.direction;
		// If the jet moves off-screen, destroy it and set it to null
		if (!game.jetSoundPlayed) {
			LK.getSound('jet1').play(); // Play jet1 sound when the jet is on screen
			game.jetSoundPlayed = true; // Ensure it only plays once
		}
		if (self.lastX <= 2048 + self.width / 2 && self.x > 2048 + self.width / 2 || self.lastX >= -self.width / 2 && self.x < -self.width / 2) {
			self.destroy();
			game.jet = null;
			game.jetSoundPlayed = false; // Reset the flag when the jet is removed
			// Set a timer to respawn the jet between 10-20 seconds
			var respawnTime = Math.random() * 10000 + 10000; // Random time between 10-20 seconds
			game.jetSpawnTimer = LK.setTimeout(function () {
				var jet = new Jet1();
				jet.x = Math.random() < 0.5 ? 2048 + jet.width / 2 : -jet.width / 2; // Start from either the far right or left edge of the screen
				jet.y = Math.random() * (2732 / 2); // Random initial y position in the top half of the screen
				game.addChild(jet);
				game.jet = jet;
				if (!game.jetSoundPlayed) {
					LK.getSound('jetSound').play(); // Play jet sound when it appears
					game.jetSoundPlayed = true; // Ensure it only plays once
				}
				game.jetSpawnTimer = null; // Clear the timer reference
			}, respawnTime);
		}
		storage.jet1_lastX = self.x; // Store current x position using storage plugin
		self.lastX = storage.jet1_lastX !== undefined ? storage.jet1_lastX : self.x; // Retrieve lastX from storage or initialize
	};
});
// Laser class to represent a laser shot from the cat
var Laser = Container.expand(function (startX, startY, targetX, targetY) {
	var self = Container.call(this);
	var laserGraphics = self.attachAsset('laser2', {
		anchorX: 0.5,
		anchorY: 0.5,
		brightness: 2.0 // Increase brightness by 200%
	});
	// Play the laser1 sound when the laser is created
	LK.getSound('laser1').play();
	// Calculate direction and speed
	var dx = targetX - startX;
	var dy = targetY - startY;
	var distance = Math.sqrt(dx * dx + dy * dy);
	var speed = 60; // Speed of the laser increased by 200%
	self.vx = dx / distance * speed;
	self.vy = dy / distance * speed;
	// Set initial position
	self.x = startX;
	self.y = startY;
	// Update function to move the laser
	self.update = function () {
		game.children.forEach(function (child) {
			if (AABBIntersect(child, bird)) {
				// Debug visualization: Draw a rectangle around the intersecting objects
				var debugGraphics = new Graphics();
				debugGraphics.lineStyle(2, 0xFF0000, 1);
				debugGraphics.drawRect(bird.x, bird.y, bird.width, bird.height);
				game.addChild(debugGraphics);
				LK.setTimeout(function () {
					game.removeChild(debugGraphics);
				}, 100); // Remove debug visualization after 100ms
			}
		}); // Close the loop for iterating over game children
		self.x += self.vx;
		self.y += self.vy;
		// Remove laser if it goes off-screen
		if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
			self.destroy();
		}
	};
});
// Light1 class to represent a light object
var Light1 = Container.expand(function () {
	var self = Container.call(this);
	var lightGraphics = self.attachAsset('light1', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.2 // Set transparency to 20%
	});
	self.x = 450, self.y = 450;
	self.update = function () {
		// Add any specific update logic for the light here
	};
	self.pulse = new Light1Pulse(lightGraphics);
	self.pulse.startPulsating();
});
// Mirror class to manage score display
var Mirror = Container.expand(function () {
	var self = Container.call(this);
	var scoreGraphics = self.attachAsset('mirror1', {
		anchorX: 0.5,
		anchorY: 0.5,
		rotation: Math.PI / 36 // Rotate image left 5 degrees
	});
	var scoreText = new Text2('0', {
		size: 175,
		fill: 0x800080,
		font: "Courier New, Courier, monospace",
		// Segmented clock style font
		stroke: 0x00FF00,
		strokeThickness: 15,
		dropShadow: true,
		dropShadowColor: 0x000000,
		dropShadowBlur: 5,
		dropShadowAngle: Math.PI / 6,
		dropShadowDistance: 6
	});
	scoreText.y = 160; // Move score text down by 110px
	scoreText.x = -155; // Move score text left by 10px
	scoreText.rotation = -65 * (Math.PI / 180); // Rotate score text left by 65 degrees
	x = 100;
	y = 100;
	self.addChild(scoreText);
	self.updateScore = function (newScore) {
		scoreText.setText(newScore);
	};
});
// Mirror1 class to represent the mirror image
var Mirror1 = Container.expand(function () {
	var self = Container.call(this);
	var mirror1Graphics = self.attachAsset('mirror1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.addChild(mirror1Graphics);
});
// Reticle class to manage reticle behavior
var Reticle = Container.expand(function () {
	var self = Container.call(this);
	var reticleGraphics = self.attachAsset('reticle1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Add any specific update logic for the reticle here
	};
	// Start the pulsating effect for the reticle
	startPulsating(self);
});
// Reticle1 class to represent the reticle image
var Reticle1 = Container.expand(function () {
	var self = Container.call(this);
	var reticle1Graphics = self.attachAsset('reticle1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.addChild(reticle1Graphics);
});
// Stack1 class to represent the stack1 image
var Stack1 = Container.expand(function () {
	var self = Container.call(this);
	var stackGraphics = self.attachAsset('stack1', {
		anchorX: 0.5,
		anchorY: 0.5,
		rotation: Math.PI / -12
	});
	self.update = function () {
		// Add any specific update logic for stack1 here
	};
});
// ScoreManager class to manage score logic
// Sun class to represent a sun in the top right corner
var Sun = Container.expand(function () {
	var self = Container.call(this);
	var sunGraphics = self.attachAsset('sun', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.pulse = new SunPulse(sunGraphics);
	self.pulse.startPulsating();
});
// Function to create a pulsating effect
// Tree class to represent a tree with a 9:16 aspect ratio
var Tree = Container.expand(function () {
	var self = Container.call(this);
	var treeGraphics = self.attachAsset('tree1', {
		anchorX: 0.5,
		anchorY: 1,
		antialias: true,
		// Apply antialias effect 
		stroke: 0x000000,
		// Add a black stroke 
		strokeThickness: 15 // Set stroke thickness to 15px 
	});
	self.update = function () {
		// Add any specific update logic for the tree here
	};
});
// Tree2 class to represent the second type of tree
var Tree2 = Container.expand(function () {
	var self = Container.call(this);
	var tree2Graphics = self.attachAsset('tree2', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.addChild(tree2Graphics);
});
// UFO class to represent a UFO
var UFO = Container.expand(function () {
	var self = Container.call(this);
	var ufoGraphics = self.attachAsset('ufo1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.movement = new UFOMovement(self, ufoGraphics);
});
// UFO2 class to represent the second type of UFO
var UFO2 = Container.expand(function () {
	var self = Container.call(this);
	var ufo2Graphics = self.attachAsset('ufo2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.movement = new UFOMovement(self, ufo2Graphics);
});

/**** 
* Initialize Game
****/ 
// UFOMovement class to handle UFO movement
/**** 
* Assets
LK.init.shape('branch', {width:50, height:10, color:0x8b4513, shape:'box'})
****/ 
// Initialize clouds array
var game = new LK.Game({
	// No title, no description
	backgroundColor: 0x87CEEB // Sky blue
});

/**** 
* Game Code
****/ 
/**** 
* Layer Constants
****/ 
// Initialize the layer manager
var LAYERS = {
	BACKGROUND: 0,
	EFFECTS: 1,
	SUN: 2,
	JET: 3,
	CLOUDS: 4,
	UFO: 5,
	BIRDS: 6,
	GRASS_BACK: 7,
	TREE: 8,
	STACK: 9,
	GRASS_FRONT: 10,
	CAT: 11,
	RETICLE: 12,
	LASER: 13,
	MIRROR: 14,
	UI: 15
};
/**** 
* Layer Management System
****/ 
var LayerManager = function LayerManager(gameInstance) {
	var self = this;
	self.game = gameInstance;
	self.layerMap = {}; // Maps objects to their layers
	/** 
	* Add an object to a specific layer
	* @param {Object} object - The game object to add
	* @param {Number} layerId - The layer ID to add the object to
	*/ 
	self.addToLayer = function (object, layerId) {
		if (!object) {
			return;
		}
		// Add to game if not already added
		if (!self.game.children.includes(object)) {
			self.game.addChild(object);
		}
		// Set the object's index based on the layer
		self.setLayerIndex(object, layerId);
		// Store the layer information for this object
		self.layerMap[object.id] = layerId;
		return object;
	};
	/** 
	* Set the layer index for an object
	* @param {Object} object - The game object
	* @param {Number} layerId - The layer ID
	*/ 
	self.setLayerIndex = function (object, layerId) {
		if (!object || !self.game.children.includes(object)) {
			return;
		}
		// Ensure the layer ID is valid
		layerId = Math.max(0, Math.min(layerId, self.game.children.length - 1));
		// Set the child index
		self.game.setChildIndex(object, layerId);
		// Update the layer map
		self.layerMap[object.id] = layerId;
	};
	/** 
	* Get the current layer of an object
	* @param {Object} object - The game object
	* @returns {Number} The layer ID or -1 if not found
	*/ 
	self.getObjectLayer = function (object) {
		if (!object || !object.id) {
			return -1;
		}
		return self.layerMap[object.id] || -1;
	};
	/** 
	* Move an object to a different layer
	* @param {Object} object - The game object
	* @param {Number} newLayerId - The new layer ID
	*/ 
	self.moveToLayer = function (object, newLayerId) {
		if (!object) {
			return;
		}
		self.setLayerIndex(object, newLayerId);
	};
	/** 
	* Get all objects in a specific layer
	* @param {Number} layerId - The layer ID
	* @returns {Array} Array of objects in the layer
	*/ 
	self.getObjectsInLayer = function (layerId) {
		var objects = [];
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id) {
						objects.push(child);
						break;
					}
				}
			}
		}
		return objects;
	};
	/** 
	* Remove an object from layer tracking
	* @param {Object} object - The game object to remove
	*/ 
	self.removeFromTracking = function (object) {
		if (!object || !object.id) {
			return;
		}
		delete self.layerMap[object.id];
	};
	/** 
	* Bring an object to the front of its layer
	* @param {Object} object - The game object
	*/ 
	self.bringToFrontOfLayer = function (object) {
		if (!object || !object.id) {
			return;
		}
		var layerId = self.getObjectLayer(object);
		if (layerId === -1) {
			return;
		}
		// Find the highest index within this layer
		var highestIndex = layerId;
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id && i > highestIndex) {
						highestIndex = i;
					}
				}
			}
		}
		// Set the object to the highest index within its layer
		self.game.setChildIndex(object, highestIndex);
	};
	/** 
	* Send an object to the back of its layer
	* @param {Object} object - The game object
	*/ 
	self.sendToBackOfLayer = function (object) {
		if (!object || !object.id) {
			return;
		}
		var layerId = self.getObjectLayer(object);
		if (layerId === -1) {
			return;
		}
		// Find the lowest index within this layer
		var lowestIndex = layerId;
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id && i < lowestIndex) {
						lowestIndex = i;
					}
				}
			}
		}
		// Set the object to the lowest index within its layer
		self.game.setChildIndex(object, lowestIndex);
	};
	/** 
	* Helper function to add multiple objects to a layer at once
	* @param {Array} objects - Array of game objects
	* @param {Number} layerId - The layer ID
	*/ 
	self.addMultipleToLayer = function (objects, layerId) {
		if (!Array.isArray(objects)) {
			return;
		}
		objects.forEach(function (object) {
			self.addToLayer(object, layerId);
		});
	};
};
var layerManager = new LayerManager(game);
// Using UFO sound ID as placeholder
function flipImageVerticallyBasedOnDirection(graphics, lastX, currentX) {
	if (graphics) {
		if (lastX < currentX && graphics.scaleX < 0) {
			graphics.scaleX *= -1; // Flip horizontally to face right
		} else if (lastX > currentX && graphics.scaleX > 0) {
			graphics.scaleX *= -1; // Flip horizontally to face left
		}
	}
}
function flipImageBasedOnDirection(graphics, lastX, currentX) {
	if (graphics) {
		if (lastX < currentX) {
			graphics.scaleY = Math.abs(graphics.scaleY); // Face right when moving right by ensuring scaleY is positive
		} else if (lastX > currentX) {
			graphics.scaleY = -Math.abs(graphics.scaleY); // Face left when moving left by ensuring scaleY is negative
		}
	}
}
// SunPulse class to handle the pulsating effect for Sun
function AABBIntersect(obj1, obj2) {
	if (obj1 && obj2) {
		return obj1.x < obj2.x + obj2.width && obj1.x + obj1.width > obj2.x && obj1.y < obj2.y + obj2.height && obj1.y + obj1.height > obj2.y;
	}
	return false;
}
var CLOUD_TYPES = ['cloud1', 'cloud2'];
var SunPulse = function SunPulse(sunGraphics) {
	this.sunGraphics = sunGraphics;
	this.startPulsating = function () {
		function pulsate() {
			tween(this.sunGraphics, {
				scaleX: 1.1,
				scaleY: 1.1
			}, {
				duration: 1000,
				easing: tween.easeInOut,
				onFinish: function () {
					tween(this.sunGraphics, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 1000,
						easing: tween.easeInOut,
						onFinish: pulsate.bind(this)
					});
				}.bind(this)
			});
		}
		pulsate.call(this);
	};
};
// Light1Pulse class to handle the pulsating effect for Light1
var Light1Pulse = function Light1Pulse(lightGraphics) {
	this.lightGraphics = lightGraphics;
	this.startPulsating = function () {
		function pulsate() {
			tween(this.lightGraphics, {
				scaleX: 1.6,
				scaleY: 1.6
			}, {
				duration: 1000,
				easing: tween.easeInOut,
				onFinish: function () {
					tween(this.lightGraphics, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 1500,
						easing: tween.easeInOut,
						onFinish: pulsate.bind(this)
					});
				}.bind(this)
			});
		}
		pulsate.call(this);
	};
};
var bird2; // Define bird2 variable in the global scope
// Bird2Effects class to handle effects and animations for Bird2
// Function to create a pulsating effect
function startPulsating(target) {
	var duration = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 888;
	function pulsate() {
		tween(target, {
			scaleX: 1.0,
			scaleY: 1.0
		}, {
			duration: duration,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(target, {
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: duration,
					easing: tween.easeInOut,
					onFinish: pulsate
				});
			}
		});
	}
	pulsate();
}
// UFOSound class to manage UFO sound effects
// UFOMovement class to handle UFO movement
var UFOMovement = function UFOMovement(ufo, ufoGraphics) {
	this.ufo = ufo;
	this.ufoGraphics = ufoGraphics;
	this.ufo.speed = 3.2; // Decrease speed by 20%
	this.ufo.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	this.ufo.lastX = this.ufo.x; // Track last X position for future checks
	this.ufo.update = function () {
		this.x += this.speed * this.direction;
		this.y = 100 + Math.sin(this.x / 200) * 250; // Slow down the wave pattern further
		// Stop playing ufo1 sound after UFO leaves the screen
		if (this.lastX <= 2048 + this.width / 2 && this.x > 2048 + this.width / 2 || this.lastX >= -this.width / 2 && this.x < -this.width / 2) {
			this.destroy();
			ufo = null;
			LK.getSound('ufo1').stop();
		}
		this.lastX = this.x; // Update lastX after movement
	};
};
var UFOSound = function UFOSound() {
	this.play = function () {
		LK.getSound('ufo1').play();
	};
};
// BackgroundMusic class to manage background music
var BackgroundMusic = function BackgroundMusic() {
	this.play = function () {
		LK.playMusic('bgm1', {
			loop: true,
			fade: {
				start: 0,
				end: 1,
				duration: 4000
			},
			onEnd: onBgm1End
		});
	};
};
// LaserSound class to manage laser sound effects
var LaserSound = function LaserSound() {
	this.play = function () {
		LK.getSound('laser1').play();
	};
};
var Bird1Movement = function Bird1Movement(bird, birdGraphics) {
	this.bird = bird;
	this.birdGraphics = birdGraphics;
	this.bird.speed = Math.random() * 1.6 + 1;
	this.bird.lastY = storage.bird1_lastY || this.bird.y; // Initialize lastY for tracking changes on Y
	this.bird.lastX = storage.bird1_lastX || this.bird.x; // Initialize lastX for tracking changes on X
	this.bird.update = function () {
		this.y += this.speed;
		this.x += Math.sin(this.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		// Check if the bird has moved off-screen
		if (this.lastY <= 2732 && this.y > 2732) {
			this.y = -this.height;
			this.x = Math.random() < 0.33 ? Math.random() * 2048 : Math.random() < 0.5 ? 0 : 2048;
		}
		flipImageVerticallyBasedOnDirection(birdGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		this.lastX = this.x; // Track position for next update
		this.lastY = this.y; // Update lastY after movement
		storage.bird1_lastX = this.lastX; // Store lastX using storage plugin
		storage.bird1_lastY = this.lastY; // Store lastY using storage plugin
	};
};
var Bird2Movement = function Bird2Movement(bird, birdGraphics) {
	this.bird = bird;
	this.birdGraphics = birdGraphics;
	this.bird.speed = Math.random() * 1.6 + 1;
	this.bird.lastY = storage.bird2_lastY || this.bird.y; // Initialize lastY for tracking changes on Y
	this.bird.lastX = storage.bird2_lastX || this.bird.x; // Initialize lastX for tracking changes on X
	this.bird.update = function () {
		this.y += this.speed;
		this.x += Math.sin(this.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		flipImageVerticallyBasedOnDirection(birdGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		// Check if the bird has moved off-screen
		if (this.lastY <= 2732 && this.y > 2732) {
			this.y = Math.random() * 2732; // Random initial y position within the screen height
			this.x = Math.random() < 0.5 ? 0 : 2048; // Start from either the left or right side
		}
		this.lastX = this.x; // Track position for next update
		this.lastY = this.y; // Update lastY after movement
		storage.bird2_lastX = this.lastX; // Store lastX using storage plugin
		storage.bird2_lastY = this.lastY; // Store lastY using storage plugin
	};
};
var CloudMovement = function CloudMovement(cloud, cloudGraphics) {
	this.cloud = cloud;
	this.cloudGraphics = cloudGraphics;
	this.cloud.speed = Math.random() * 0.55 + 0.25; // Adjust speed to range between 0.25 and 0.8
	this.cloud.hasAccelerated = false; // Track if the cloud has already accelerated
	this.cloud.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	this.cloud.lastX = this.cloud.x; // Track last X position for future checks
	this.cloud.lastIntersecting = false; // Initialize lastIntersecting for tracking changes on intersections
	this.cloud.update = function () {
		flipImageVerticallyBasedOnDirection(this.cloudGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		this.x += this.speed * this.direction;
		// If the cloud moves off-screen, reposition it to the opposite side
		if (this.lastX <= 2048 + this.width / 2 && this.x > 2048 + this.width / 2) {
			this.x = -this.width / 2;
		} else if (this.lastX >= -this.width / 2 && this.x < -this.width / 2) {
			this.x = 2048 + this.width / 2;
		}
		// Check for overlap with other clouds
		for (var i = 0; i < clouds.length; i++) {
			if (clouds[i] !== this && this.intersects(clouds[i])) {
				if (!this.hasAccelerated) {
					this.speed *= 1.5; // Increase speed by 50%
					this.hasAccelerated = true; // Mark as accelerated
				}
				break;
			} else if (this.hasAccelerated && !this.intersects(clouds[i])) {
				this.speed /= 1.5; // Reset speed to original
				this.hasAccelerated = false; // Reset acceleration state
			}
		}
		// Check if the cloud intersects with the sun
		if (!this.lastIntersecting && this.intersects(sun)) {
			this.speed *= 2; // Double the speed when touching the sun
			if (this.cloudGraphics) {
				tween(this.cloudGraphics, {
					alpha: 0.5
				}, {
					duration: 3000,
					easing: tween.linear
				});
			}
		} else if (this.lastIntersecting && !this.intersects(sun)) {
			this.speed /= 2; // Reset speed to original when not touching the sun
			if (this.cloudGraphics) {
				tween(this.cloudGraphics, {
					alpha: 1.0
				}, {
					duration: 3000,
					easing: tween.linear
				});
			}
		}
		this.lastIntersecting = this.intersects(sun);
		this.lastX = this.x; // Update lastX after movement
	};
};
var Bird2Effects = function Bird2Effects(bird) {
	this.bird = bird;
	this.applyEffects = function () {
		// Add any specific effects or animations for Bird2 here
	};
};
// Bird1Effects class to handle effects and animations for Bird1
var Bird1Effects = function Bird1Effects(bird) {
	this.bird = bird;
	this.applyEffects = function () {
		// Add any specific effects or animations for Bird1 here
	};
};
// Add background to the BACKGROUND layer
var background = new Background();
background.x = 2048 / 2;
background.y = 2732 / 2 - 140;
layerManager.addToLayer(background, LAYERS.BACKGROUND);
// ScoreManager class to manage score logic
var ScoreManager = function ScoreManager() {
	var self = this;
	self.score = 0;
	self.addScore = function (points) {
		self.score += points;
		return self.score;
	};
	self.resetScore = function () {
		self.score = 0;
	};
	self.getScore = function () {
		return self.score;
	};
};
var birds = [];
game.down = function (x, y, obj) {
	if (!game.reticle) {
		game.reticle = game.addChild(new Reticle());
		if (game.children.includes(game.reticle)) {
			game.setChildIndex(game.reticle, 7); // Set reticle to be rendered after the tree
		}
	}
	game.reticle.x = x;
	game.reticle.y = y;
	var laser = new Laser(cat.x - 140, cat.y - 440, x, y); // laser starting point
	game.addChild(laser);
	if (game.children.includes(laser) && game.children.includes(game.reticle)) {
		game.setChildIndex(laser, game.getChildIndex(game.reticle) + 1); // Ensure laser is rendered after the reticle
	}
};
var VOLUME_BGM1 = 0.02;
var VOLUME_BREEZE1 = 0.02;
var VOLUME_CRICKET1 = 0.02;
var VOLUME_FROG1 = 0.02;
var VOLUME_SONGBIRD1 = 0.02;
var VOLUME_UFO1 = 0.02;
var VOLUME_WINGS1 = 0.02;
game.move = function (x, y, obj) {
	if (!game.reticle) {
		game.reticle = game.addChild(new Reticle());
	}
	if (obj.event) {
		var x = obj.event.x;
		var y = obj.event.y;
	}
	game.reticle.x = x;
	game.reticle.y = y;
};
// Add a sun to the game in the top left corner
var sun = new Sun();
sun.x = 480;
sun.y = 680;
layerManager.addToLayer(sun, LAYERS.SUN);
var light1 = new Light1();
light1.x = 510; // Move light1 right by 50px
light1.y = 1500; // Move light1 down by 210px
layerManager.addToLayer(light1, LAYERS.EFFECTS);
// Function to add a UFO to the game
function addUFO() {
	if (!ufo) {
		ufo = new UFO();
		game.addChild(ufo);
	}
	// Ensure UFO is added to the game before setting its index
	if (game.children.includes(ufo) && game.children.includes(clouds[0])) {
		game.setChildIndex(ufo, game.getChildIndex(clouds[0]) + 1); // Set UFO to be rendered after the first cloud
	}
	ufo.x = Math.random() < 0.5 ? 2048 + ufo.width / 2 : -ufo.width / 2; // Start from either the far right or left edge of the screen
	ufo.y = Math.random() * (2732 / 2 - ufo.height); // Random initial y position within the top half of the screen
	ufo.customUpdate = function () {
		ufo.update();
	};
	// Removed ufo sound playing at startup
	return ufo;
}
// Initialize clouds array
var clouds = [];
for (var i = 0; i < 3; i++) {
	// Add 3 clouds for variety
	var cloud = new Cloud();
	cloud.x = Math.random() * 2048;
	cloud.y = Math.random() * (2732 / 2); // Position clouds in the upper half of the screen
	layerManager.addToLayer(cloud, LAYERS.CLOUDS);
	clouds.push(cloud);
}
for (var i = 0; i < 3; i++) {
	// Add 3 cloud2 for variety
	var cloud2 = new Cloud();
	cloud2.x = Math.random() * 2048;
	cloud2.y = Math.random() * (2732 / 2); // Position cloud in the upper half of the screen
	layerManager.addToLayer(cloud2, LAYERS.CLOUDS);
	clouds.push(cloud2);
}
var bird1; // Define bird1 variable in the global scope
var bird; // Define bird variable in the global scope
// Initialize birds
spawnBird1();
spawnBird2();
spawnBird2();
// Initialize a timer to add a UFO at a random time between 20 and 30 seconds
var ufo; // Define the ufo variable in the global scope
var laser; // Define the laser variable in the global scope
var ufoTimer = LK.setTimeout(function () {
	addUFO();
	// Reset the timer for the UFO to reappear between 10-20 seconds
	ufoTimer = LK.setTimeout(arguments.callee, Math.random() * 10000 + 10000);
}, Math.random() * 10000 + 10000); // Initial interval for UFO appearances between 10 to 20 seconds
game.update = function () {
	// Update clouds
	for (var i = 0; i < clouds.length; i++) {
		clouds[i].update();
	}
	// Add a jet to the game if it doesn't exist and no jet spawn timer is active
	if (!game.jet && !game.jetSpawnTimer) {
		var jet = new Jet1();
		jet.x = Math.random() < 0.5 ? 2048 + jet.width / 2 : -jet.width / 2; // Start from either the far right or left edge of the screen
		jet.y = Math.random() * (2732 / 2); // Random initial y position in the top half of the screen
		game.addChild(jet);
		if (game.children.includes(jet) && game.children.includes(clouds[0])) {
			// Set jet to render after cloud1 but before cloud2
			game.setChildIndex(jet, game.getChildIndex(clouds[0]) + 1);
		}
		game.jet = jet;
		if (!game.jetSoundPlayed) {
			LK.getSound('jetSound').play(); // Play jet sound when it appears
			game.jetSoundPlayed = true; // Ensure it only plays once
		}
	}
	// Update jet
	if (game.jet) {
		game.jet.update();
	}
	if (ufo) {
		ufo.customUpdate();
		// Update each laser
		game.children.forEach(function (child) {
			if (child instanceof Laser) {
				child.update();
				// Check for intersections with birds and UFO
				birds.forEach(function (bird) {
					if (!child.lastIntersecting && AABBIntersect(child, bird)) {
						if (bird instanceof Bird1) {
							score += 5;
						} else if (bird instanceof Bird2 || bird instanceof Bird3) {
							score += 1;
						}
						scoreDisplay.updateScore(score); // Update the score display
						bird.destroy(); // Remove the bird when hit by a laser
						birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
						child.destroy();
					}
					child.lastIntersecting = birds.some(function (bird) {
						return child.intersects(bird);
					});
				});
				if (ufo && !child.lastIntersecting && AABBIntersect(child, ufo)) {
					score += 25;
					scoreDisplay.updateScore(score);
					child.destroy();
				}
				child.lastIntersecting = birds.some(function (bird) {
					return child.intersects(bird);
				}) || ufo && child.intersects(ufo);
			}
		});
		// Check for intersections between UFO and birds
		birds.forEach(function (bird) {
			if (!ufo.lastIntersecting && ufo.intersects(bird)) {
				bird.destroy(); // Remove the bird when touched by the UFO
				birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
				LK.getSound('electro').play(); // Play the 'electro' sound
			}
			ufo.lastIntersecting = birds.some(function (bird) {
				return ufo.intersects(bird);
			});
		});
		if (ufo.lastX <= 2048 + ufo.width / 2 && ufo.x > 2048 + ufo.width / 2 || ufo.lastX >= -ufo.width / 2 && ufo.x < -ufo.width / 2) {
			// Destroy the UFO and set it to null
			ufo.destroy();
			ufo = null;
			// Start a timer for the UFO to reappear between 30-50 seconds
			ufoTimer = LK.setTimeout(function () {
				ufo = addUFO();
			}, Math.random() * 20000 + 30000);
		} else {}
		ufo.lastX = ufo.x; // Update lastX for the UFO
	}
	// Removed auto-targeting update function
};
// Function to spawn a third kind of bird
function spawnBird1() {
	var bird1 = new Bird1();
	bird1.x = Math.random() * 2048;
	bird1.y = -bird1.height;
	bird1.speed = 1 + Math.random() * 0.6;
	bird1.lastIntersecting = false;
	bird1.type = 'bird1'; // Specific property for Bird1
	bird1.color = 0x746130; // Specific color for Bird1
	LK.setTimeout(function () {
		game.addChild(bird1);
		// Ensure bird1 is added to the game before setting its index
		if (game.children.includes(bird1)) {
			if (game.children.includes(bird1) && game.children.includes(tree)) {
				game.setChildIndex(bird1, game.getChildIndex(tree)); // Set Bird1 to be rendered before tree
			}
		}
		birds.push(bird1);
	}, 2000);
}
function spawnBird2() {
	var bird = new Bird2();
	bird.y = Math.random() * (2732 / 2); // Random initial y position in the top half
	bird.x = Math.random() < 0.5 ? 0 : 2048; // Start from either the left or right side
	bird.speed = 1 + Math.random() * 0.6;
	bird.lastIntersecting = false;
	bird.type = 'bird2'; // Specific property for Bird2
	bird.color = 0xFFFFFF; // Specific color for Bird2
	LK.setTimeout(function () {
		game.addChild(bird);
		// Ensure bird is added to the game before setting its index
		if (game.children.includes(bird)) {
			game.setChildIndex(bird, game.getChildIndex(stack1) + 1); // Set Bird2 to be rendered after stack1
		}
		birds.push(bird);
	}, 2000);
}
// Update the main game update function to include bird updates
var originalUpdate = game.update;
game.update = function () {
	// Call the original update function first
	originalUpdate.call(this);
	// Update each bird
	birds.forEach(function (bird) {
		bird.update();
		// Check if the bird has moved off-screen
		if (bird.lastY <= 2732 && bird.y > 2732) {
			bird.y = -bird.height; // Respawn the bird at the top
			bird.x = Math.random() * 2048; // Randomize the x position
			bird.speed = 1 + Math.random() * 0.6; // Reset speed for new bird
		}
	});
	// Update UFO and check for collisions
	if (ufo) {
		ufo.customUpdate();
		// Update each laser
		game.children.forEach(function (child) {
			if (child instanceof Laser) {
				child.update();
				// Check for intersections with birds and UFO
				birds.forEach(function (bird) {
					if (!child.lastIntersecting && AABBIntersect(child, bird)) {
						if (bird instanceof Bird1) {
							score += 5;
						} else if (bird instanceof Bird2 || bird instanceof Bird3) {
							score += 1;
						}
						scoreDisplay.updateScore(score); // Update the score display
						bird.destroy(); // Remove the bird when hit by a laser
						birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
						child.destroy();
					}
					child.lastIntersecting = birds.some(function (bird) {
						return child.intersects(bird);
					});
				});
				if (ufo && !child.lastIntersecting && AABBIntersect(child, ufo)) {
					score += 25;
					scoreDisplay.updateScore(score);
					child.destroy();
				}
				child.lastIntersecting = birds.some(function (bird) {
					return child.intersects(bird);
				}) || ufo && child.intersects(ufo);
			}
		});
	}
};
// Add a tree to the game
var tree = game.addChild(new Tree());
tree.x = 2048 / 2 + 600; // Move the tree 500px to the right
tree.y = 2500; // Position the tree on the grass
// Ensure tree is added to the game before setting its index
if (game.children.includes(tree) && game.children.includes(bird1)) {
	game.setChildIndex(tree, game.getChildIndex(bird1) + 1); // Set tree to be rendered after bird1
}
var score = 0;
// Add stack1 image to the game
var stack1 = game.addChild(new Stack1());
stack1.x = 1700; // Move 700px to the right
stack1.y = 2250; // Move down by 800px
// Ensure stack1 is added to the game before setting its index
if (game.children.includes(stack1) && game.children.includes(tree)) {
	game.setChildIndex(stack1, game.getChildIndex(tree) + 1); // Set stack1 to be rendered after tree
}
// Add the grass floor to the game
var grassBack = new GrassBack();
grassBack.x = 1020;
grassBack.y = 2735; // Position grassBack at the bottom
game.addChild(grassBack);
// Ensure grassBack is added to the game before setting its index
if (game.children.includes(grassBack)) {
	game.setChildIndex(grassBack, 5); // Set grassBack to be rendered after Bird3
}
var grassFront = new GrassFront();
grassFront.x = 1020;
grassFront.y = 2785; // Position grassFront at the bottom, moved down by 50px
game.addChild(grassFront);
// Ensure grassFront is added to the game before setting its index
if (game.children.includes(grassFront) && game.children.includes(bird2)) {
	game.setChildIndex(grassFront, game.getChildIndex(bird2) + 1); // Set grassFront to be rendered after bird2
}
var scoreDisplay = new Mirror();
scoreDisplay.x = 2048 / 2 + 400; // Move the score display 400px to the right
scoreDisplay.y = 2732 - 185 - 80 - 390 + 30; // Move the score display up by an additional 80px and down by 30px
game.addChild(scoreDisplay);
var mirror = new Mirror();
mirror.x = 2048 / 2 + 400; // Move the mirror 400px to the right
mirror.y = 2732 - 185 - 80 - 390 + 30; // Move the mirror up by an additional 80px and down by 30px
game.addChild(mirror);
// Ensure mirror is added to the game before setting its index
if (game.children.includes(mirror) && game.children.includes(stack1)) {
	game.setChildIndex(mirror, game.getChildIndex(stack1) + 1); // Set mirror to be rendered after stack1
}
// Ensure laser is added to the game before setting mirror's index
if (game.children.includes(laser) && game.children.includes(mirror)) {
	game.setChildIndex(mirror, game.getChildIndex(laser) + 1); // Set mirror to be rendered after the laser
}
// Function to handle bgm1 end event
function onBgm1End() {
	// Set a timer to replay bgm1 after 50-80 seconds
	var bgmTimer = LK.setTimeout(function () {
		LK.playMusic('bgm1', {
			loop: true,
			fade: {
				start: 0,
				end: 1,
				duration: 4000
			},
			onEnd: onBgm1End
		});
	}, Math.random() * 30000 + 50000);
}
;
// Add the cat to the game
var cat = game.addChild(new Cat());
cat.x = 230; // Move the cat 20px to the left
cat.y = 2732; // Position the cat at the bottom of the screen
// Ensure cat is added to the game before setting its index
if (game.children.includes(cat)) {
	game.setChildIndex(cat, game.children.length - 1); // Bring the cat to the front by setting its index to the highest value
}
// Play bgm1 once on load and set a timer to replay it every 20-50 seconds
LK.playMusic('bgm1', {
	loop: false,
	// Play once
	fade: {
		start: 0,
		end: 0.02,
		// Set to the lowest volume
		duration: 4000
	},
	onEnd: function onEnd() {
		// Set a timer to replay bgm1 every 20-50 seconds
		LK.setTimeout(function () {
			LK.playMusic('bgm1', {
				loop: false,
				// Play once
				fade: {
					start: 0,
					end: 0.5,
					// Set to the lowest volume
					duration: 4000
				},
				onEnd: onEnd // Set the onEnd function to replay bgm1
			});
		}, Math.random() * 30000 + 20000); // Random time between 20-50 seconds
	}
});
// Initialize a timer to play the wings1 sound at a random time between 10 and 30 seconds
var wingsTimer = LK.setTimeout(function () {
	LK.getSound('wings1').play();
	wingsTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 10000);
}, Math.random() * 20000 + 10000);
// Create an array for all sounds except ufo1, including all birdsong sounds
var sounds = ['cricket1', 'frog1', 'wings1', 'songbird1'];
var currentAmbientSound = null;
// Sound volumes configuration
// Initialize random timers for each sound to play between 30-50 seconds
sounds.forEach(function (soundId) {
	var sound = LK.getSound(soundId);
	var ambientSoundTimer = LK.setTimeout(function () {
		if (currentAmbientSound) {
			currentAmbientSound.stop(); // Stop the currently playing ambient sound
		}
		sound.play();
		currentAmbientSound = sound; // Set the current ambient sound
		// Set a timeout to reset the current ambient sound after it finishes playing
		LK.setTimeout(function () {
			currentAmbientSound = null;
		}, sound.duration * 1000); // Convert duration from seconds to milliseconds
		// Reset the timer to play the sound again between 30-50 seconds, plus an additional 5 seconds
		ambientSoundTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 30000 + 5000);
	}, Math.random() * 20000 + 30000);
});
/**** 
* Layer Constants
****/ 
var LAYERS = {
	BACKGROUND: 0,
	CLOUDS: 1,
	SUN: 2,
	BIRDS: 3,
	UFO: 4,
	TREE: 5,
	GRASS_BACK: 6,
	CAT: 7,
	GRASS_FRONT: 8,
	STACK: 9,
	LASER: 10,
	JET: 11,
	RETICLE: 12,
	UI: 13,
	EFFECTS: 14
};
/**** 
* Layer Management System
****/ 
var LayerManager = function LayerManager(gameInstance) {
	var self = this;
	self.game = gameInstance;
	self.layerMap = {}; // Maps objects to their layers
	/** 
	* Add an object to a specific layer
	* @param {Object} object - The game object to add
	* @param {Number} layerId - The layer ID to add the object to
	*/ 
	self.addToLayer = function (object, layerId) {
		if (!object) {
			return;
		}
		// Add to game if not already added
		if (!self.game.children.includes(object)) {
			self.game.addChild(object);
		}
		// Set the object's index based on the layer
		self.setLayerIndex(object, layerId);
		// Store the layer information for this object
		self.layerMap[object.id] = layerId;
		return object;
	};
	/** 
	* Set the layer index for an object
	* @param {Object} object - The game object
	* @param {Number} layerId - The layer ID
	*/ 
	self.setLayerIndex = function (object, layerId) {
		if (!object || !self.game.children.includes(object)) {
			return;
		}
		// Ensure the layer ID is valid
		layerId = Math.max(0, Math.min(layerId, self.game.children.length - 1));
		// Set the child index
		self.game.setChildIndex(object, layerId);
		// Update the layer map
		self.layerMap[object.id] = layerId;
	};
	/** 
	* Get the current layer of an object
	* @param {Object} object - The game object
	* @returns {Number} The layer ID or -1 if not found
	*/ 
	self.getObjectLayer = function (object) {
		if (!object || !object.id) {
			return -1;
		}
		return self.layerMap[object.id] || -1;
	};
	/** 
	* Move an object to a different layer
	* @param {Object} object - The game object
	* @param {Number} newLayerId - The new layer ID
	*/ 
	self.moveToLayer = function (object, newLayerId) {
		if (!object) {
			return;
		}
		self.setLayerIndex(object, newLayerId);
	};
	/** 
	* Get all objects in a specific layer
	* @param {Number} layerId - The layer ID
	* @returns {Array} Array of objects in the layer
	*/ 
	self.getObjectsInLayer = function (layerId) {
		var objects = [];
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id) {
						objects.push(child);
						break;
					}
				}
			}
		}
		return objects;
	};
	/** 
	* Remove an object from layer tracking
	* @param {Object} object - The game object to remove
	*/ 
	self.removeFromTracking = function (object) {
		if (!object || !object.id) {
			return;
		}
		delete self.layerMap[object.id];
	};
	/** 
	* Bring an object to the front of its layer
	* @param {Object} object - The game object
	*/ 
	self.bringToFrontOfLayer = function (object) {
		if (!object || !object.id) {
			return;
		}
		var layerId = self.getObjectLayer(object);
		if (layerId === -1) {
			return;
		}
		// Find the highest index within this layer
		var highestIndex = layerId;
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id && i > highestIndex) {
						highestIndex = i;
					}
				}
			}
		}
		// Set the object to the highest index within its layer
		self.game.setChildIndex(object, highestIndex);
	};
	/** 
	* Send an object to the back of its layer
	* @param {Object} object - The game object
	*/ 
	self.sendToBackOfLayer = function (object) {
		if (!object || !object.id) {
			return;
		}
		var layerId = self.getObjectLayer(object);
		if (layerId === -1) {
			return;
		}
		// Find the lowest index within this layer
		var lowestIndex = layerId;
		for (var id in self.layerMap) {
			if (self.layerMap[id] === layerId) {
				// Find the object in the game's children
				for (var i = 0; i < self.game.children.length; i++) {
					var child = self.game.children[i];
					if (child.id === id && i < lowestIndex) {
						lowestIndex = i;
					}
				}
			}
		}
		// Set the object to the lowest index within its layer
		self.game.setChildIndex(object, lowestIndex);
	};
	/** 
	* Helper function to add multiple objects to a layer at once
	* @param {Array} objects - Array of game objects
	* @param {Number} layerId - The layer ID
	*/ 
	self.addMultipleToLayer = function (objects, layerId) {
		if (!Array.isArray(objects)) {
			return;
		}
		objects.forEach(function (object) {
			self.addToLayer(object, layerId);
		});
	};
};
// Initialize the layer manager
var layerManager = new LayerManager(game);
// Using UFO sound ID as placeholder
var CLOUD_TYPES = ['cloud1', 'cloud2'];
var SunPulse = function SunPulse(sunGraphics) {
	this.sunGraphics = sunGraphics;
	this.startPulsating = function () {
		function pulsate() {
			tween(this.sunGraphics, {
				scaleX: 1.1,
				scaleY: 1.1
			}, {
				duration: 1000,
				easing: tween.easeInOut,
				onFinish: function () {
					tween(this.sunGraphics, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 1000,
						easing: tween.easeInOut,
						onFinish: pulsate.bind(this)
					});
				}.bind(this)
			});
		}
		pulsate.call(this);
	};
};
// Light1Pulse class to handle the pulsating effect for Light1
var Light1Pulse = function Light1Pulse(lightGraphics) {
	this.lightGraphics = lightGraphics;
	this.startPulsating = function () {
		function pulsate() {
			tween(this.lightGraphics, {
				scaleX: 1.6,
				scaleY: 1.6
			}, {
				duration: 1000,
				easing: tween.easeInOut,
				onFinish: function () {
					tween(this.lightGraphics, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 1500,
						easing: tween.easeInOut,
						onFinish: pulsate.bind(this)
					});
				}.bind(this)
			});
		}
		pulsate.call(this);
	};
};
var bird2; // Define bird2 variable in the global scope
// Bird2Effects class to handle effects and animations for Bird2
// Function to create a pulsating effect
// UFOSound class to manage UFO sound effects
// UFOMovement class to handle UFO movement
var UFOMovement = function UFOMovement(ufo, ufoGraphics) {
	this.ufo = ufo;
	this.ufoGraphics = ufoGraphics;
	this.ufo.speed = 3.2; // Decrease speed by 20%
	this.ufo.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	this.ufo.lastX = this.ufo.x; // Track last X position for future checks
	this.ufo.update = function () {
		this.x += this.speed * this.direction;
		this.y = 100 + Math.sin(this.x / 200) * 250; // Slow down the wave pattern further
		// Stop playing ufo1 sound after UFO leaves the screen
		if (this.lastX <= 2048 + this.width / 2 && this.x > 2048 + this.width / 2 || this.lastX >= -this.width / 2 && this.x < -this.width / 2) {
			this.destroy();
			ufo = null;
			LK.getSound('ufo1').stop();
		}
		this.lastX = this.x; // Update lastX after movement
	};
};
var UFOSound = function UFOSound() {
	this.play = function () {
		LK.getSound('ufo1').play();
	};
};
// BackgroundMusic class to manage background music
var BackgroundMusic = function BackgroundMusic() {
	this.play = function () {
		LK.playMusic('bgm1', {
			loop: true,
			fade: {
				start: 0,
				end: 1,
				duration: 4000
			},
			onEnd: onBgm1End
		});
	};
};
// LaserSound class to manage laser sound effects
var LaserSound = function LaserSound() {
	this.play = function () {
		LK.getSound('laser1').play();
	};
};
var Bird1Movement = function Bird1Movement(bird, birdGraphics) {
	this.bird = bird;
	this.birdGraphics = birdGraphics;
	this.bird.speed = Math.random() * 1.6 + 1;
	this.bird.lastY = storage.bird1_lastY || this.bird.y; // Initialize lastY for tracking changes on Y
	this.bird.lastX = storage.bird1_lastX || this.bird.x; // Initialize lastX for tracking changes on X
	this.bird.update = function () {
		this.y += this.speed;
		this.x += Math.sin(this.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		// Check if the bird has moved off-screen
		if (this.lastY <= 2732 && this.y > 2732) {
			this.y = -this.height;
			this.x = Math.random() < 0.33 ? Math.random() * 2048 : Math.random() < 0.5 ? 0 : 2048;
		}
		flipImageVerticallyBasedOnDirection(birdGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		this.lastX = this.x; // Track position for next update
		this.lastY = this.y; // Update lastY after movement
		storage.bird1_lastX = this.lastX; // Store lastX using storage plugin
		storage.bird1_lastY = this.lastY; // Store lastY using storage plugin
	};
};
var Bird2Movement = function Bird2Movement(bird, birdGraphics) {
	this.bird = bird;
	this.birdGraphics = birdGraphics;
	this.bird.speed = Math.random() * 1.6 + 1;
	this.bird.lastY = storage.bird2_lastY || this.bird.y; // Initialize lastY for tracking changes on Y
	this.bird.lastX = storage.bird2_lastX || this.bird.x; // Initialize lastX for tracking changes on X
	this.bird.update = function () {
		this.y += this.speed;
		this.x += Math.sin(this.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		flipImageVerticallyBasedOnDirection(birdGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		// Check if the bird has moved off-screen
		if (this.lastY <= 2732 && this.y > 2732) {
			this.y = Math.random() * 2732; // Random initial y position within the screen height
			this.x = Math.random() < 0.5 ? 0 : 2048; // Start from either the left or right side
		}
		this.lastX = this.x; // Track position for next update
		this.lastY = this.y; // Update lastY after movement
		storage.bird2_lastX = this.lastX; // Store lastX using storage plugin
		storage.bird2_lastY = this.lastY; // Store lastY using storage plugin
	};
};
var CloudMovement = function CloudMovement(cloud, cloudGraphics) {
	this.cloud = cloud;
	this.cloudGraphics = cloudGraphics;
	this.cloud.speed = Math.random() * 0.55 + 0.25; // Adjust speed to range between 0.25 and 0.8
	this.cloud.hasAccelerated = false; // Track if the cloud has already accelerated
	this.cloud.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for right, -1 for left
	this.cloud.lastX = this.cloud.x; // Track last X position for future checks
	this.cloud.lastIntersecting = false; // Initialize lastIntersecting for tracking changes on intersections
	this.cloud.update = function () {
		flipImageVerticallyBasedOnDirection(this.cloudGraphics, this.lastX, this.x); // Use flipImageVerticallyBasedOnDirection to flip on X axis
		this.x += this.speed * this.direction;
		// If the cloud moves off-screen, reposition it to the opposite side
		if (this.lastX <= 2048 + this.width / 2 && this.x > 2048 + this.width / 2) {
			this.x = -this.width / 2;
		} else if (this.lastX >= -this.width / 2 && this.x < -this.width / 2) {
			this.x = 2048 + this.width / 2;
		}
		// Check for overlap with other clouds
		for (var i = 0; i < clouds.length; i++) {
			if (clouds[i] !== this && this.intersects(clouds[i])) {
				if (!this.hasAccelerated) {
					this.speed *= 1.5; // Increase speed by 50%
					this.hasAccelerated = true; // Mark as accelerated
				}
				break;
			} else if (this.hasAccelerated && !this.intersects(clouds[i])) {
				this.speed /= 1.5; // Reset speed to original
				this.hasAccelerated = false; // Reset acceleration state
			}
		}
		// Check if the cloud intersects with the sun
		if (!this.lastIntersecting && this.intersects(sun)) {
			this.speed *= 2; // Double the speed when touching the sun
			if (this.cloudGraphics) {
				tween(this.cloudGraphics, {
					alpha: 0.5
				}, {
					duration: 3000,
					easing: tween.linear
				});
			}
		} else if (this.lastIntersecting && !this.intersects(sun)) {
			this.speed /= 2; // Reset speed to original when not touching the sun
			if (this.cloudGraphics) {
				tween(this.cloudGraphics, {
					alpha: 1.0
				}, {
					duration: 3000,
					easing: tween.linear
				});
			}
		}
		this.lastIntersecting = this.intersects(sun);
		this.lastX = this.x; // Update lastX after movement
	};
};
var Bird2Effects = function Bird2Effects(bird) {
	this.bird = bird;
	this.applyEffects = function () {
		// Add any specific effects or animations for Bird2 here
	};
};
// Bird1Effects class to handle effects and animations for Bird1
var Bird1Effects = function Bird1Effects(bird) {
	this.bird = bird;
	this.applyEffects = function () {
		// Add any specific effects or animations for Bird1 here
	};
};
// Add background to the BACKGROUND layer
var background = new Background();
background.x = 2048 / 2;
background.y = 2732 / 2 - 140;
layerManager.addToLayer(background, LAYERS.BACKGROUND);
// ScoreManager class to manage score logic
var ScoreManager = function ScoreManager() {
	var self = this;
	self.score = 0;
	self.addScore = function (points) {
		self.score += points;
		return self.score;
	};
	self.resetScore = function () {
		self.score = 0;
	};
	self.getScore = function () {
		return self.score;
	};
};
var birds = [];
game.down = function (x, y, obj) {
	if (!game.reticle) {
		game.reticle = game.addChild(new Reticle());
		if (game.children.includes(game.reticle)) {
			game.setChildIndex(game.reticle, 7); // Set reticle to be rendered after the tree
		}
	}
	game.reticle.x = x;
	game.reticle.y = y;
	var laser = new Laser(cat.x - 140, cat.y - 440, x, y); // laser starting point
	game.addChild(laser);
	if (game.children.includes(laser) && game.children.includes(game.reticle)) {
		game.setChildIndex(laser, game.getChildIndex(game.reticle) + 1); // Ensure laser is rendered after the reticle
	}
};
var VOLUME_BGM1 = 0.02;
var VOLUME_BREEZE1 = 0.02;
var VOLUME_CRICKET1 = 0.02;
var VOLUME_FROG1 = 0.02;
var VOLUME_SONGBIRD1 = 0.02;
var VOLUME_UFO1 = 0.02;
var VOLUME_WINGS1 = 0.02;
game.move = function (x, y, obj) {
	if (!game.reticle) {
		game.reticle = game.addChild(new Reticle());
	}
	if (obj.event) {
		var x = obj.event.x;
		var y = obj.event.y;
	}
	game.reticle.x = x;
	game.reticle.y = y;
};
// Add a sun to the game in the top left corner
var sun = new Sun();
sun.x = 480;
sun.y = 680;
layerManager.addToLayer(sun, LAYERS.SUN);
var light1 = new Light1();
light1.x = 510; // Move light1 right by 50px
light1.y = 1500; // Move light1 down by 210px
layerManager.addToLayer(light1, LAYERS.EFFECTS);
// Function to add a UFO to the game
// Initialize clouds array
var clouds = [];
for (var i = 0; i < 3; i++) {
	// Add 3 clouds for variety
	var cloud = new Cloud();
	cloud.x = Math.random() * 2048;
	cloud.y = Math.random() * (2732 / 2); // Position clouds in the upper half of the screen
	layerManager.addToLayer(cloud, LAYERS.CLOUDS);
	clouds.push(cloud);
}
for (var i = 0; i < 3; i++) {
	// Add 3 cloud2 for variety
	var cloud2 = new Cloud();
	cloud2.x = Math.random() * 2048;
	cloud2.y = Math.random() * (2732 / 2); // Position cloud in the upper half of the screen
	layerManager.addToLayer(cloud2, LAYERS.CLOUDS);
	clouds.push(cloud2);
}
var bird1; // Define bird1 variable in the global scope
var bird; // Define bird variable in the global scope
// Initialize birds
spawnBird1();
spawnBird2();
spawnBird2();
// Initialize a timer to add a UFO at a random time between 20 and 30 seconds
var ufo; // Define the ufo variable in the global scope
var laser; // Define the laser variable in the global scope
var ufoTimer = LK.setTimeout(function () {
	addUFO();
	// Reset the timer for the UFO to reappear between 10-20 seconds
	ufoTimer = LK.setTimeout(arguments.callee, Math.random() * 10000 + 10000);
}, Math.random() * 10000 + 10000); // Initial interval for UFO appearances between 10 to 20 seconds
game.update = function () {
	// Update clouds
	for (var i = 0; i < clouds.length; i++) {
		clouds[i].update();
	}
	// Add a jet to the game if it doesn't exist and no jet spawn timer is active
	if (!game.jet && !game.jetSpawnTimer) {
		var jet = new Jet1();
		jet.x = Math.random() < 0.5 ? 2048 + jet.width / 2 : -jet.width / 2; // Start from either the far right or left edge of the screen
		jet.y = Math.random() * (2732 / 2); // Random initial y position in the top half of the screen
		game.addChild(jet);
		if (game.children.includes(jet) && game.children.includes(clouds[0])) {
			// Set jet to render after cloud1 but before cloud2
			game.setChildIndex(jet, game.getChildIndex(clouds[0]) + 1);
		}
		game.jet = jet;
		if (!game.jetSoundPlayed) {
			LK.getSound('jet1').play(); // Play jet sound when it appears
			game.jetSoundPlayed = true; // Ensure it only plays once
		}
	}
	// Update jet
	if (game.jet) {
		game.jet.update();
	}
	if (ufo) {
		ufo.customUpdate();
		// Update each laser
		game.children.forEach(function (child) {
			if (child instanceof Laser) {
				child.update();
				// Check for intersections with birds and UFO
				birds.forEach(function (bird) {
					if (!child.lastIntersecting && AABBIntersect(child, bird)) {
						if (bird instanceof Bird1) {
							score += 5;
						} else if (bird instanceof Bird2 || bird instanceof Bird3) {
							score += 1;
						}
						scoreDisplay.updateScore(score); // Update the score display
						LK.getSound('dead1').play(); // Play the 'dead1' sound when a bird is hit
						bird.destroy(); // Remove the bird when hit by a laser
						birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
						child.destroy();
					}
					child.lastIntersecting = birds.some(function (bird) {
						return child.intersects(bird);
					});
				});
				if (ufo && !child.lastIntersecting && AABBIntersect(child, ufo)) {
					score += 25;
					scoreDisplay.updateScore(score);
					child.destroy();
				}
				child.lastIntersecting = birds.some(function (bird) {
					return child.intersects(bird);
				}) || ufo && child.intersects(ufo);
			}
		});
		// Check for intersections between UFO and birds
		birds.forEach(function (bird) {
			if (!ufo.lastIntersecting && ufo.intersects(bird)) {
				bird.destroy(); // Remove the bird when touched by the UFO
				birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
				LK.getSound('dead2').play(); // Play the 'dead2' sound
			}
			ufo.lastIntersecting = birds.some(function (bird) {
				return ufo.intersects(bird);
			});
		});
		if (ufo.lastX <= 2048 + ufo.width / 2 && ufo.x > 2048 + ufo.width / 2 || ufo.lastX >= -ufo.width / 2 && ufo.x < -ufo.width / 2) {
			// Destroy the UFO and set it to null
			ufo.destroy();
			ufo = null;
			// Start a timer for the UFO to reappear between 30-50 seconds
			ufoTimer = LK.setTimeout(function () {
				ufo = addUFO();
			}, Math.random() * 20000 + 30000);
		} else {}
		ufo.lastX = ufo.x; // Update lastX for the UFO
	}
	// Removed auto-targeting update function
};
// Function to spawn a third kind of bird
// Update the main game update function to include bird updates
var originalUpdate = game.update;
game.update = function () {
	// Call the original update function first
	originalUpdate.call(this);
	// Update each bird
	birds.forEach(function (bird) {
		bird.update();
		// Check if the bird has moved off-screen
		if (bird.lastY <= 2732 && bird.y > 2732) {
			bird.y = -bird.height; // Respawn the bird at the top
			bird.x = Math.random() * 2048; // Randomize the x position
			bird.speed = 1 + Math.random() * 0.6; // Reset speed for new bird
		}
	});
	// Update UFO and check for collisions
	if (ufo) {
		ufo.customUpdate();
		// Update each laser
		game.children.forEach(function (child) {
			if (child instanceof Laser) {
				child.update();
				// Check for intersections with birds and UFO
				birds.forEach(function (bird) {
					if (!child.lastIntersecting && AABBIntersect(child, bird)) {
						if (bird instanceof Bird1) {
							score += 5;
						} else if (bird instanceof Bird2 || bird instanceof Bird3) {
							score += 1;
						}
						scoreDisplay.updateScore(score); // Update the score display
						bird.destroy(); // Remove the bird when hit by a laser
						birds.splice(birds.indexOf(bird), 1); // Remove bird from the array
						child.destroy();
					}
					child.lastIntersecting = birds.some(function (bird) {
						return child.intersects(bird);
					});
				});
				if (ufo && !child.lastIntersecting && AABBIntersect(child, ufo)) {
					score += 25;
					scoreDisplay.updateScore(score);
					child.destroy();
				}
				child.lastIntersecting = birds.some(function (bird) {
					return child.intersects(bird);
				}) || ufo && child.intersects(ufo);
			}
		});
	}
};
// Add a tree to the game
var tree = game.addChild(new Tree());
tree.x = 2048 / 2 + 600; // Move the tree 500px to the right
tree.y = 2500; // Position the tree on the grass
// Ensure tree is added to the game before setting its index
if (game.children.includes(tree) && game.children.includes(bird1)) {
	game.setChildIndex(tree, game.getChildIndex(bird1) + 1); // Set tree to be rendered after bird1
}
var score = 0;
// Add stack1 image to the game
var stack1 = game.addChild(new Stack1());
stack1.x = 1700; // Move 700px to the right
stack1.y = 2250; // Move down by 800px
// Ensure stack1 is added to the game before setting its index
if (game.children.includes(stack1) && game.children.includes(tree)) {
	game.setChildIndex(stack1, game.getChildIndex(tree) + 1); // Set stack1 to be rendered after tree
}
// Add the grass floor to the game
var grassBack = new GrassBack();
grassBack.x = 1020;
grassBack.y = 2735; // Position grassBack at the bottom
game.addChild(grassBack);
// Ensure grassBack is added to the game before setting its index
if (game.children.includes(grassBack)) {
	game.setChildIndex(grassBack, 5); // Set grassBack to be rendered after Bird3
}
var grassFront = new GrassFront();
grassFront.x = 1020;
grassFront.y = 2785; // Position grassFront at the bottom, moved down by 50px
game.addChild(grassFront);
// Ensure grassFront is added to the game before setting its index
if (game.children.includes(grassFront) && game.children.includes(bird2)) {
	game.setChildIndex(grassFront, game.getChildIndex(bird2) + 1); // Set grassFront to be rendered after bird2
}
var scoreDisplay = new Mirror();
scoreDisplay.x = 2048 / 2 + 400; // Move the score display 400px to the right
scoreDisplay.y = 2732 - 185 - 80 - 390 + 30; // Move the score display up by an additional 80px and down by 30px
game.addChild(scoreDisplay);
var mirror = new Mirror();
mirror.x = 2048 / 2 + 400; // Move the mirror 400px to the right
mirror.y = 2732 - 185 - 80 - 390 + 30; // Move the mirror up by an additional 80px and down by 30px
game.addChild(mirror);
layerManager.addToLayer(mirror, LAYERS.MIRROR);
// Ensure mirror is added to the game before setting its index
if (game.children.includes(mirror) && game.children.includes(stack1)) {
	game.setChildIndex(mirror, game.getChildIndex(stack1) + 1); // Set mirror to be rendered after stack1
}
// Ensure laser is added to the game before setting mirror's index
if (game.children.includes(laser) && game.children.includes(mirror)) {
	game.setChildIndex(mirror, game.getChildIndex(laser) + 1); // Set mirror to be rendered after the laser
}
// Function to handle bgm1 end event
;
// Add the cat to the game
var cat = game.addChild(new Cat());
cat.x = 230; // Move the cat 20px to the left
cat.y = 2732; // Position the cat at the bottom of the screen
// Ensure cat is added to the game before setting its index
if (game.children.includes(cat)) {
	game.setChildIndex(cat, game.children.length - 1); // Bring the cat to the front by setting its index to the highest value
}
// Play bgm1 once on load and set a timer to replay it every 20-50 seconds
LK.playMusic('bgm1', {
	loop: false,
	// Play once
	fade: {
		start: 0,
		end: 0.02,
		// Set to the lowest volume
		duration: 4000
	},
	onEnd: function onEnd() {
		// Set a timer to replay bgm1 every 20-50 seconds
		LK.setTimeout(function () {
			LK.playMusic('bgm1', {
				loop: false,
				// Play once
				fade: {
					start: 0,
					end: 0.5,
					// Set to the lowest volume
					duration: 4000
				},
				onEnd: onEnd // Set the onEnd function to replay bgm1
			});
		}, Math.random() * 30000 + 20000); // Random time between 20-50 seconds
	}
});
// Initialize a timer to play the wings1 sound at a random time between 10 and 30 seconds
var wingsTimer = LK.setTimeout(function () {
	LK.getSound('wings1').play();
	wingsTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 10000);
}, Math.random() * 20000 + 10000);
// Create an array for all sounds except ufo1, including all birdsong sounds
var sounds = ['cricket1', 'frog1', 'wings1', 'songbird1'];
var currentAmbientSound = null;
// Display volumes of all sounds in the console
// Sound volumes configuration
// Initialize random timers for each sound to play between 30-50 seconds
sounds.forEach(function (soundId) {
	var sound = LK.getSound(soundId);
	var ambientSoundTimer = LK.setTimeout(function () {
		if (currentAmbientSound) {
			currentAmbientSound.stop(); // Stop the currently playing ambient sound
		}
		sound.play();
		currentAmbientSound = sound; // Set the current ambient sound
		// Set a timeout to reset the current ambient sound after it finishes playing
		LK.setTimeout(function () {
			currentAmbientSound = null;
		}, sound.duration * 1000); // Convert duration from seconds to milliseconds
		// Reset the timer to play the sound again between 30-50 seconds, plus an additional 5 seconds
		ambientSoundTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 30000 + 5000);
	}, Math.random() * 20000 + 30000);
});

===================================================================
--- original.js
+++ change.js
@@ -185,9 +185,9 @@
 				game.jetSpawnTimer = null; // Clear the timer reference
 			}, respawnTime);
 		}
 		storage.jet1_lastX = self.x; // Store current x position using storage plugin
-		self.lastX = storage.jet1_lastX || self.x; // Retrieve lastX from storage or initialize
+		self.lastX = storage.jet1_lastX !== undefined ? storage.jet1_lastX : self.x; // Retrieve lastX from storage or initialize
 	};
 });
 // Laser class to represent a laser shot from the cat
 var Laser = Container.expand(function (startX, startY, targetX, targetY) {