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

/**** 
* Classes
****/ 
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	// Create enemy visual using existing assets
	var enemyBody = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0,
		tint: 0xff0000
	});
	self.speed = 3;
	self.direction = 1;
	self.shootTimer = 0;
	self.shootInterval = 90; // Shoot every 1.5 seconds at 60fps
	self.update = function () {
		// Move horizontally
		self.x += self.speed * self.direction;
		// Bounce at screen edges
		if (self.x <= 100 || self.x >= 1948) {
			self.direction *= -1;
		}
		// Shooting logic
		self.shootTimer++;
		if (self.shootTimer >= self.shootInterval) {
			self.shootTimer = 0;
			// Create projectile
			var projectile = new EnemyProjectile();
			projectile.x = self.x;
			projectile.y = self.y + 50;
			enemyProjectiles.push(projectile);
			game.addChild(projectile);
		}
	};
	return self;
});
var EnemyProjectile = Container.expand(function () {
	var self = Container.call(this);
	var projectileBody = self.attachAsset('eye', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0,
		tint: 0xff4444
	});
	self.speed = 6;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x8B4513
});

/**** 
* Game Code
****/ 
var backgroundImage = game.attachAsset('background', {
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
// Add new background layer
var backgroundLayer = game.attachAsset('backgroundLayer', {
	x: 0,
	y: 0,
	width: 2100,
	height: 700
});
// Create ground terrain
var ground = game.attachAsset('ground', {
	x: 0,
	y: 2682,
	// Position at bottom (2732 - 50 = 2682)
	width: 2048,
	height: 50
});
// Create and position player on the ground
var player = game.attachAsset('player', {
	x: 2048 / 2,
	// Center horizontally
	y: 2682,
	// Position touching the ground
	scaleX: 1.0,
	scaleY: 1.0,
	anchorX: 0.5,
	anchorY: 1.0
});
// Scale player to 3.0 using tween animation
tween(player, {
	scaleX: 3.0,
	scaleY: 3.0
}, {
	duration: 500,
	easing: tween.easeOut
});
// Create white eyes on the player
var leftEye = game.attachAsset('eyeWhite', {
	x: player.x - 50,
	y: player.y - 245,
	anchorX: 0.5,
	anchorY: 0.5
});
var rightEye = game.attachAsset('eyeWhite', {
	x: player.x + 10,
	y: player.y - 245,
	anchorX: 0.5,
	anchorY: 0.5
});
// Create black pupils inside the white eyes
var leftPupil = game.attachAsset('eye', {
	x: player.x - 50,
	y: player.y - 245,
	anchorX: 0.5,
	anchorY: 0.5
});
var rightPupil = game.attachAsset('eye', {
	x: player.x + 10,
	y: player.y - 245,
	anchorX: 0.5,
	anchorY: 0.5
});
// Variables for player movement
var playerSpeed = 8;
var targetX = player.x;
var isMoving = false;
// Enemy and projectile tracking
var enemy = null;
var enemyProjectiles = [];
// Create enemy at top of screen
enemy = game.addChild(new Enemy());
enemy.x = 1024; // Center horizontally
enemy.y = 150; // Near top of screen
// Touch/mouse controls for player movement
game.down = function (x, y, obj) {
	// Set target position to touch/click location
	targetX = x;
	isMoving = true;
	// Keep player within screen bounds
	if (targetX < 0) targetX = 0;
	if (targetX > 2048) targetX = 2048;
};
// Update player movement
game.update = function () {
	if (isMoving) {
		// Calculate distance to target
		var distance = targetX - player.x;
		// Move towards target
		if (Math.abs(distance) > 5) {
			if (distance > 0) {
				player.x += playerSpeed;
			} else {
				player.x -= playerSpeed;
			}
		} else {
			// Snap to target when close enough
			player.x = targetX;
			isMoving = false;
		}
		// Keep player within bounds
		if (player.x < 0) player.x = 0;
		if (player.x > 2048) player.x = 2048;
	}
	// Update eye positions to follow player
	leftEye.x = player.x - 50;
	leftEye.y = player.y - 245;
	rightEye.x = player.x + 10;
	rightEye.y = player.y - 245;
	leftPupil.x = player.x - 50;
	leftPupil.y = player.y - 245;
	rightPupil.x = player.x + 10;
	rightPupil.y = player.y - 245;
	// Update enemy projectiles
	for (var i = enemyProjectiles.length - 1; i >= 0; i--) {
		var projectile = enemyProjectiles[i];
		// Remove projectiles that go off screen
		if (projectile.y > 2732 + 50) {
			projectile.destroy();
			enemyProjectiles.splice(i, 1);
			continue;
		}
		// Check collision with player
		if (projectile.intersects(player)) {
			// Flash screen red when hit
			LK.effects.flashScreen(0xff0000, 500);
			projectile.destroy();
			enemyProjectiles.splice(i, 1);
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -3,8 +3,62 @@
 ****/ 
 var tween = LK.import("@upit/tween.v1");
 
 /**** 
+* Classes
+****/ 
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	// Create enemy visual using existing assets
+	var enemyBody = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		scaleX: 2.0,
+		scaleY: 2.0,
+		tint: 0xff0000
+	});
+	self.speed = 3;
+	self.direction = 1;
+	self.shootTimer = 0;
+	self.shootInterval = 90; // Shoot every 1.5 seconds at 60fps
+	self.update = function () {
+		// Move horizontally
+		self.x += self.speed * self.direction;
+		// Bounce at screen edges
+		if (self.x <= 100 || self.x >= 1948) {
+			self.direction *= -1;
+		}
+		// Shooting logic
+		self.shootTimer++;
+		if (self.shootTimer >= self.shootInterval) {
+			self.shootTimer = 0;
+			// Create projectile
+			var projectile = new EnemyProjectile();
+			projectile.x = self.x;
+			projectile.y = self.y + 50;
+			enemyProjectiles.push(projectile);
+			game.addChild(projectile);
+		}
+	};
+	return self;
+});
+var EnemyProjectile = Container.expand(function () {
+	var self = Container.call(this);
+	var projectileBody = self.attachAsset('eye', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		scaleX: 2.0,
+		scaleY: 2.0,
+		tint: 0xff4444
+	});
+	self.speed = 6;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
 ****/ 
 var game = new LK.Game({
 	backgroundColor: 0x8B4513
@@ -82,8 +136,15 @@
 // Variables for player movement
 var playerSpeed = 8;
 var targetX = player.x;
 var isMoving = false;
+// Enemy and projectile tracking
+var enemy = null;
+var enemyProjectiles = [];
+// Create enemy at top of screen
+enemy = game.addChild(new Enemy());
+enemy.x = 1024; // Center horizontally
+enemy.y = 150; // Near top of screen
 // Touch/mouse controls for player movement
 game.down = function (x, y, obj) {
 	// Set target position to touch/click location
 	targetX = x;
@@ -121,5 +182,22 @@
 	leftPupil.x = player.x - 50;
 	leftPupil.y = player.y - 245;
 	rightPupil.x = player.x + 10;
 	rightPupil.y = player.y - 245;
+	// Update enemy projectiles
+	for (var i = enemyProjectiles.length - 1; i >= 0; i--) {
+		var projectile = enemyProjectiles[i];
+		// Remove projectiles that go off screen
+		if (projectile.y > 2732 + 50) {
+			projectile.destroy();
+			enemyProjectiles.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (projectile.intersects(player)) {
+			// Flash screen red when hit
+			LK.effects.flashScreen(0xff0000, 500);
+			projectile.destroy();
+			enemyProjectiles.splice(i, 1);
+		}
+	}
 };
\ No newline at end of file