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

/**** 
* Classes
****/ 
// 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.speed = Math.random() * 1.6 + 1;
	self.lastY = self.y; // Initialize lastY for tracking changes on Y
	self.update = function () {
		self.y += self.speed;
		self.x += Math.sin(self.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		// Check if the bird has moved off-screen
		if (self.lastY <= 2732 && self.y > 2732) {
			self.y = -self.height;
			self.x = Math.random() < 0.33 ? Math.random() * 2048 : Math.random() < 0.5 ? 0 : 2048;
		}
		self.lastY = self.y; // Update lastY after movement
	};
});
// Bird2 class to represent the second kind of bird
var Bird2 = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird2b', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = Math.random() * 1.6 + 1;
	self.lastY = self.y; // Initialize lastY for tracking changes on Y
	self.update = function () {
		self.y += self.speed;
		self.x += Math.sin(self.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		// Check if the bird has moved off-screen
		if (self.lastY <= 2732 && self.y > 2732) {
			self.y = Math.random() * 2732; // Random initial y position within the screen height
			self.x = Math.random() < 0.5 ? 0 : 2048; // Start from either the left or right side
		}
		self.lastY = self.y; // Update lastY after movement
	};
});
// Bird3 class to represent a third kind of bird
var Bird3 = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = Math.random() * 1.6 + 1;
	self.lastY = self.y; // Initialize lastY for tracking changes on Y
	self.update = function () {
		self.y += self.speed;
		self.x += Math.sin(self.y / 100) * 6.5; // Increase the swooping motion of the bird's movement by 30%
		// Check if the bird has moved off-screen
		if (self.lastY <= 2732 && self.y > 2732) {
			self.y = -self.height;
			self.x = Math.random() < 0.33 ? Math.random() * 2048 : Math.random() < 0.5 ? 0 : 2048;
		}
		self.lastY = self.y; // Update lastY after movement
	};
});
// 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 clouds moving across the screen
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	var cloudGraphics = self.attachAsset('cloud', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = (Math.random() * 0.5 + 0.5) * 0.4; // Reduce speed by 60% (20% slower than before)
	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 () {
		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) {
					var slowestSpeed = Math.min(self.speed, clouds[i].speed);
					self.speed += slowestSpeed * 0.1; // Increase speed by 10% of the slowest cloud's speed
					self.hasAccelerated = true; // Mark as accelerated
				}
				break;
			}
		}
		// Check if the cloud intersects with the sun
		if (!self.lastIntersecting && self.intersects(sun)) {
			self.speed *= 1.5; // Increase speed by 50%
			tween(cloudGraphics, {
				alpha: 0.5
			}, {
				duration: 3000,
				easing: tween.linear
			});
		} else if (self.lastIntersecting && !self.intersects(sun)) {
			self.speed /= 1.5; // Reset speed to original
			tween(cloudGraphics, {
				alpha: 1.0
			}, {
				duration: 3000,
				easing: tween.linear
			});
		}
		self.lastIntersecting = self.intersects(sun);
		self.lastX = self.x; // Update lastX after movement
	};
});
// Grass class to represent the grass image
var Grass = Container.expand(function () {
	var self = Container.call(this);
	var grassGraphics = self.attachAsset('grass', {
		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) * 0.125; // Swaying effect, reduced by 50%
	};
});
// 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('reticle2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Calculate direction and speed
	var dx = targetX - startX;
	var dy = targetY - startY;
	var distance = Math.sqrt(dx * dx + dy * dy);
	var speed = 20; // Speed of the laser
	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 () {
		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();
		}
	};
});
// 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
	};
});
// Score class to manage score display
var Score = Container.expand(function () {
	var self = Container.call(this);
	var scoreGraphics = self.attachAsset('scoreImage', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var scoreText = new Text2('0', {
		size: 100,
		fill: 0x00FF00,
		font: "Courier New",
		stroke: 0x000000,
		strokeThickness: 5,
		dropShadow: true,
		dropShadowColor: 0x000000,
		dropShadowBlur: 5,
		dropShadowAngle: Math.PI / 6,
		dropShadowDistance: 6
	});
	self.addChild(scoreText);
	self.updateScore = function (newScore) {
		scoreText.setText(newScore);
	};
});
// Sun class to represent a pulsating 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.x = sunGraphics.width / 2;
	self.y = sunGraphics.height / 2;
	// Function to create a pulsating effect
	function pulsate() {
		tween(self, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 1000,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(self, {
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 1000,
					easing: tween.easeInOut,
					onFinish: pulsate
				});
			}
		});
	}
	pulsate(); // Start the 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('tree', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.update = function () {
		// Add any specific update logic for the tree here
	};
});
// UFO class to represent a UFO flying across the screen
var UFO = Container.expand(function () {
	var self = Container.call(this);
	var ufoGraphics = self.attachAsset('ufo', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3.2; // Decrease speed by 20%
	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.update = function () {
		self.x += self.speed * self.direction;
		self.y = 100 + Math.sin(self.x / 70) * 165; // Increase the wave pattern depth by 10%
		// If the UFO moves off-screen, destroy it and set to null
		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();
			ufo = null;
		}
		self.lastX = self.x; // Update lastX after movement
	};
});

/**** 
* Initialize Game
****/ 
/**** 
* Assets
LK.init.shape('branch', {width:50, height:10, color:0x8b4513, shape:'box'})
****/ 
// Initialize clouds array
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Light blue background to simulate the sky
});

/**** 
* Game Code
****/ 
// Fire a laser from the cat to the clicked position
var laser = new Laser(cat.x, cat.y, x, y);
game.addChild(laser);
function spawnBird2() {
	var bird = new Bird2();
	bird.x = Math.random() * 2048;
	bird.y = -bird.height;
	bird.speed = 1 + Math.random() * 0.6;
	bird.lastIntersecting = false;
	LK.setTimeout(function () {
		game.addChild(bird);
		birds.push(bird);
	}, 2000);
}
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;
function spawnBird1() {
	var bird = new Bird1();
	bird.x = Math.random() * 2048;
	bird.y = -bird.height;
	bird.speed = 1 + Math.random() * 0.6;
	bird.lastIntersecting = false;
	LK.setTimeout(function () {
		game.addChild(bird);
		birds.push(bird);
	}, 2000);
}
game.move = function (x, y, obj) {
	if (!game.reticle) {
		game.reticle = game.addChild(new Reticle());
	}
	game.reticle.x = x;
	game.reticle.y = y;
};
// Add a sun to the game in the top left corner
var sun = game.addChild(new Sun());
sun.x = 1750;
sun.y = 280;
// Function to add a UFO to the game
function addUFO() {
	var ufo = game.addChild(new UFO());
	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() * 500; // Random initial y position in the upper part of the screen
	ufo.customUpdate = function () {
		ufo.update();
	};
	LK.getSound('ufo1').play({
		loop: true // Ensure the sound loops while the UFO is on screen
	});
	return ufo;
}
// Initialize clouds array
var clouds = [];
for (var i = 0; i < 4; i++) {
	// Add 3 clouds for variety
	var cloud = new Cloud();
	cloud.x = Math.random() * 2048;
	cloud.y = Math.random() * 500; // Position clouds in the upper part of the screen
	clouds.push(cloud);
	game.addChild(cloud);
}
// Initialize a timer to add a UFO at a random time between 30 and 50 seconds
var ufo; // Define the ufo variable in the global scope
var ufoTimer = LK.setTimeout(function () {
	addUFO();
	// Reset the timer with a new random time
	ufoTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 30000);
}, Math.random() * 20000 + 30000);
game.update = function () {
	for (var i = 0; i < clouds.length; i++) {
		clouds[i].update();
	}
	if (ufo) {
		ufo.customUpdate();
		// Update each laser
		game.children.forEach(function (child) {
			if (child instanceof Laser) {
				child.update();
			}
		});
		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;
			// Stop the ufo1 sound
			LK.getSound('ufo1').stop();
			// Start a timer for the UFO to reappear between 30-50 seconds
			ufoTimer = LK.setTimeout(function () {
				ufo = addUFO();
			}, Math.random() * 20000 + 30000);
		} else {
			// Ensure the ufo1 sound is playing while the UFO is on screen
			if (!LK.getSound('ufo1').isPlaying() && ufo) {
				LK.getSound('ufo1').play({
					loop: true
				});
			}
		}
		ufo.lastX = ufo.x; // Update lastX for the UFO
	}
	// Removed auto-targeting update function
};
// Create an array to hold bird objects
var birds = [];
// bird1
// Initialize with 3 birds
spawnBird1();
spawnBird2();
spawnBird3();
// Function to spawn a third kind of bird
function spawnBird3() {
	var bird = new Bird3();
	bird.x = Math.random() * 2048;
	bird.y = -bird.height;
	bird.speed = 1 + Math.random() * 0.6;
	bird.lastIntersecting = false;
	LK.setTimeout(function () {
		game.addChild(bird);
		birds.push(bird);
	}, 2000);
}
// Ensure there are always 3 birds on screen
game.update = function () {
	// 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
		}
	});
};
// Add a tree to the game
var tree = game.addChild(new Tree());
tree.x = 2048 / 2; // Center the tree to prevent it from being cut off on the right side
tree.y = 2732 - 50; // Position the tree on the grass
var score = 0;
var scoreImage = LK.getAsset('scoreImage', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 20,
	// Move left by 80px
	y: 1750 // Move down by 80px
});
LK.gui.top.addChild(scoreImage);
var score = game.addChild(new Score());
score.x = 2048 / 2; // Center the score display horizontally
score.y = 2732 / 2; // Center the score display vertically
// Add the cat to the game
// Add the grass floor to the game
var grass = new Grass();
grass.x = 1020;
grass.y = 2735; // Position grass at the bottom
game.addChild(grass);
score.x = 2048 / 2; // Center the score display horizontally
score.y = 2732 / 2; // Center the score display vertically
LK.gui.top.addChild(score);
// 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);
}
;
var cat = game.addChild(new Cat());
cat.x = 2048 - 200; // Position the cat to the far right
cat.y = 2732; // Position the cat at the bottom of the screen
// 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: 0.02,
					// 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'];
// 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 () {
		sound.play();
		// Reset the timer to play the sound again between 30-50 seconds
		ambientSoundTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 30000);
	}, Math.random() * 20000 + 30000);
});

===================================================================
--- original.js
+++ change.js
@@ -143,8 +143,35 @@
 		// Example: Slightly move the grass to simulate wind effect
 		self.x += Math.sin(LK.ticks / 100) * 0.125; // Swaying effect, reduced by 50%
 	};
 });
+// 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('reticle2', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Calculate direction and speed
+	var dx = targetX - startX;
+	var dy = targetY - startY;
+	var distance = Math.sqrt(dx * dx + dy * dy);
+	var speed = 20; // Speed of the laser
+	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 () {
+		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();
+		}
+	};
+});
 // Reticle class to manage reticle behavior
 var Reticle = Container.expand(function () {
 	var self = Container.call(this);
 	var reticleGraphics = self.attachAsset('reticle1', {
@@ -257,9 +284,11 @@
 
 /**** 
 * Game Code
 ****/ 
-// Function to spawn a smart bird
+// Fire a laser from the cat to the clicked position
+var laser = new Laser(cat.x, cat.y, x, y);
+game.addChild(laser);
 function spawnBird2() {
 	var bird = new Bird2();
 	bird.x = Math.random() * 2048;
 	bird.y = -bird.height;
@@ -334,9 +363,14 @@
 		clouds[i].update();
 	}
 	if (ufo) {
 		ufo.customUpdate();
-		// Check if the UFO has moved off-screen
+		// Update each laser
+		game.children.forEach(function (child) {
+			if (child instanceof Laser) {
+				child.update();
+			}
+		});
 		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;