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

/**** 
* Classes
****/ 
// Bomb (hazard, instant game over) class
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	var bomb = self.attachAsset('Bomb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Randomize spawn position
	self.x = 200 + Math.random() * (2048 - 400);
	self.y = 300 + Math.random() * (2732 - 600);
	// Track spawn time for lifetime removal
	self.spawnTime = Date.now();
	return self;
});
// Catval (player) class
var Catval = Container.expand(function () {
	var self = Container.call(this);
	var cat = self.attachAsset('catval', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// For possible future animation
	return self;
});
// Dog (hazard) class
var Dog = Container.expand(function () {
	var self = Container.call(this);
	var dog = self.attachAsset('dog', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Randomize spawn position
	self.x = 200 + Math.random() * (2048 - 400);
	self.y = 300 + Math.random() * (2732 - 600);
	// Track spawn time for lifetime removal
	self.spawnTime = Date.now();
	// For possible future animation
	return self;
});
// Mouse (collectible) class
var Mouse = Container.expand(function () {
	var self = Container.call(this);
	var mouse = self.attachAsset('mouse', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Randomize spawn position
	self.x = 200 + Math.random() * (2048 - 400);
	self.y = 300 + Math.random() * (2732 - 600);
	// Track spawn time for lifetime removal
	self.spawnTime = Date.now();
	// For possible future animation
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222244
});

/**** 
* Game Code
****/ 
// Score
// Catval (the player cat)
// Mouse (collectible, gives points)
// Dog (hazard, costs points)
var score = 0;
// Score display
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#fff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Catval (player)
var catval = new Catval();
game.addChild(catval);
// Start at center
catval.x = 2048 / 2;
catval.y = 2732 / 2;
// Arrays for collectibles/hazards
var mice = [];
var dogs = [];
var bombs = []; // Bombs array
// Dragging logic
var dragNode = null;
// Helper: spawn a mouse
function spawnMouse() {
	var mouse = new Mouse();
	mice.push(mouse);
	game.addChild(mouse);
}
// Helper: spawn a dog
function spawnDog() {
	var dog = new Dog();
	dogs.push(dog);
	game.addChild(dog);
}
// Helper: spawn a bomb
function spawnBomb() {
	var bomb = new Bomb();
	bombs.push(bomb);
	game.addChild(bomb);
}
// Initial spawn
spawnMouse();
// Timers for spawning
var mouseTimer = LK.setInterval(function () {
	// Only spawn if less than 3 mice
	if (mice.length < 3) {
		spawnMouse();
	}
}, 1200);
var dogTimer = LK.setInterval(function () {
	// Dogs are rare, max 2 at a time
	if (dogs.length < 2 && Math.random() < 0.5) {
		spawnDog();
	}
}, 2200);
// Bombs are rare, max 1 at a time
var bombTimer = LK.setInterval(function () {
	if (bombs.length < 1 && Math.random() < 0.33) {
		spawnBomb();
	}
}, 3500);
// Move handler (drag Catval)
function handleMove(x, y, obj) {
	if (dragNode) {
		// Clamp to screen
		var halfW = catval.width / 2;
		var halfH = catval.height / 2;
		var nx = Math.max(halfW, Math.min(2048 - halfW, x));
		var ny = Math.max(halfH, Math.min(2732 - halfH, y));
		dragNode.x = nx;
		dragNode.y = ny;
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	// Start dragging Catval
	dragNode = catval;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Main update loop
game.update = function () {
	// Check for Catval-mouse collisions
	for (var i = mice.length - 1; i >= 0; i--) {
		var mouse = mice[i];
		if (catval.intersects(mouse)) {
			// Collect mouse
			score += 1;
			LK.setScore(score);
			scoreTxt.setText(score);
			// Animate mouse fade out
			tween(mouse, {
				alpha: 0
			}, {
				duration: 300,
				onFinish: function onFinish() {
					mouse.destroy();
				}
			});
			mice.splice(i, 1);
			// Flash Catval green
			LK.effects.flashObject(catval, 0x00ff00, 300);
		}
	}
	// Check for Catval-dog collisions
	for (var j = dogs.length - 1; j >= 0; j--) {
		var dog = dogs[j];
		if (catval.intersects(dog)) {
			// Hit dog: lose 5 points
			score -= 5;
			LK.setScore(score);
			scoreTxt.setText(score);
			// Animate dog fade out
			tween(dog, {
				alpha: 0
			}, {
				duration: 300,
				onFinish: function onFinish() {
					dog.destroy();
				}
			});
			dogs.splice(j, 1);
			// Flash Catval red
			LK.effects.flashObject(catval, 0xff0000, 400);
			// Game over if score < 1
			if (score < 1) {
				LK.effects.flashScreen(0xff0000, 800);
				LK.showGameOver();
				return;
			}
		}
	}
	// Check for Catval-bomb collisions
	for (var b = bombs.length - 1; b >= 0; b--) {
		var bomb = bombs[b];
		if (catval.intersects(bomb)) {
			// Bomb hit: instant game over
			tween(bomb, {
				alpha: 0
			}, {
				duration: 300,
				onFinish: function onFinish() {
					bomb.destroy();
				}
			});
			bombs.splice(b, 1);
			LK.effects.flashObject(catval, 0xffff00, 400);
			LK.effects.flashScreen(0xff0000, 800);
			LK.showGameOver();
			return;
		}
	}
	// Remove offscreen mice/dogs (shouldn't happen, but safety)
	// Also remove if on screen for more than 15 seconds (15000 ms)
	var now = Date.now();
	for (var k = mice.length - 1; k >= 0; k--) {
		var m = mice[k];
		if (m.x < -200 || m.x > 2248 || m.y < -200 || m.y > 2932 || now - m.spawnTime > 15000) {
			m.destroy();
			mice.splice(k, 1);
		}
	}
	for (var l = dogs.length - 1; l >= 0; l--) {
		var d = dogs[l];
		if (d.x < -200 || d.x > 2248 || d.y < -200 || d.y > 2932 || now - d.spawnTime > 15000) {
			d.destroy();
			dogs.splice(l, 1);
		}
	}
	// Remove offscreen bombs
	for (var n = bombs.length - 1; n >= 0; n--) {
		var bomb = bombs[n];
		if (bomb.x < -200 || bomb.x > 2248 || bomb.y < -200 || bomb.y > 2932 || now - bomb.spawnTime > 15000) {
			bomb.destroy();
			bombs.splice(n, 1);
		}
	}
};
// Reset score on game start
LK.setScore(0);
score = 0;
scoreTxt.setText(score);
// Play background music
LK.playMusic('Music');

===================================================================
--- original.js
+++ change.js
@@ -15,8 +15,10 @@
 	});
 	// Randomize spawn position
 	self.x = 200 + Math.random() * (2048 - 400);
 	self.y = 300 + Math.random() * (2732 - 600);
+	// Track spawn time for lifetime removal
+	self.spawnTime = Date.now();
 	return self;
 });
 // Catval (player) class
 var Catval = Container.expand(function () {
@@ -37,8 +39,10 @@
 	});
 	// Randomize spawn position
 	self.x = 200 + Math.random() * (2048 - 400);
 	self.y = 300 + Math.random() * (2732 - 600);
+	// Track spawn time for lifetime removal
+	self.spawnTime = Date.now();
 	// For possible future animation
 	return self;
 });
 // Mouse (collectible) class
@@ -50,8 +54,10 @@
 	});
 	// Randomize spawn position
 	self.x = 200 + Math.random() * (2048 - 400);
 	self.y = 300 + Math.random() * (2732 - 600);
+	// Track spawn time for lifetime removal
+	self.spawnTime = Date.now();
 	// For possible future animation
 	return self;
 });
 
@@ -221,26 +227,28 @@
 			return;
 		}
 	}
 	// Remove offscreen mice/dogs (shouldn't happen, but safety)
+	// Also remove if on screen for more than 15 seconds (15000 ms)
+	var now = Date.now();
 	for (var k = mice.length - 1; k >= 0; k--) {
 		var m = mice[k];
-		if (m.x < -200 || m.x > 2248 || m.y < -200 || m.y > 2932) {
+		if (m.x < -200 || m.x > 2248 || m.y < -200 || m.y > 2932 || now - m.spawnTime > 15000) {
 			m.destroy();
 			mice.splice(k, 1);
 		}
 	}
 	for (var l = dogs.length - 1; l >= 0; l--) {
 		var d = dogs[l];
-		if (d.x < -200 || d.x > 2248 || d.y < -200 || d.y > 2932) {
+		if (d.x < -200 || d.x > 2248 || d.y < -200 || d.y > 2932 || now - d.spawnTime > 15000) {
 			d.destroy();
 			dogs.splice(l, 1);
 		}
 	}
 	// Remove offscreen bombs
 	for (var n = bombs.length - 1; n >= 0; n--) {
 		var bomb = bombs[n];
-		if (bomb.x < -200 || bomb.x > 2248 || bomb.y < -200 || bomb.y > 2932) {
+		if (bomb.x < -200 || bomb.x > 2248 || bomb.y < -200 || bomb.y > 2932 || now - bomb.spawnTime > 15000) {
 			bomb.destroy();
 			bombs.splice(n, 1);
 		}
 	}