/**** 
* Classes
****/ 
var Bullet = Container.expand(function (startX, startY) {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.x = startX;
	self.y = startY;
	self.speed = -10;
	self.update = function () {
		self.y += self.speed;
		if (self.y < 0) {
			self.destroy();
		}
	};
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = Math.random() * 3 + 1; // Random speed between 1 and 4
	self.direction = Math.random() < 0.5 ? -1 : 1; // Random direction
	self.health = 3; // Add health property
	self.update = function () {
		self.y += self.speed;
		self.x += self.direction * self.speed; // Move horizontally
		if (self.x < 0 || self.x > 2048) {
			self.direction *= -1; // Change direction if hitting screen edge
		}
		if (self.y > 2732) {
			self.y = 0;
			self.x = Math.random() * 2048;
		}
	};
	self.takeDamage = function () {
		self.health -= 1;
		if (self.health <= 0) {
			self.destroy();
		}
	};
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.shoot = function () {
		var bullet = new Bullet(self.x, self.y - 50);
		game.addChild(bullet);
		bullets.push(bullet);
		LK.getSound('shoot').play();
	};
	self.update = function () {
		// Player movement logic
		if (isTouching) {
			var deltaX = touchStartX - self.x;
			self.x += deltaX;
			touchStartX = self.x;
		}
	};
});

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

/**** 
* Game Code
****/ 
// Add shooting mechanism on touch
var isTouching = false;
var touchStartX = 0;
game.down = function (x, y, obj) {
	isTouching = true;
	touchStartX = x;
	player.shoot();
};
game.move = function (x, y, obj) {
	if (isTouching) {
		var deltaX = x - touchStartX;
		player.x += deltaX;
		touchStartX = x;
	}
};
game.up = function (x, y, obj) {
	isTouching = false;
};
var player = new Player();
game.addChild(player);
player.x = 1024;
player.y = 2500;
var enemies = [];
for (var i = 0; i < 5; i++) {
	var enemy = new Enemy();
	enemy.x = Math.random() * 2048;
	enemy.y = Math.random() * 1000;
	game.addChild(enemy);
	enemies.push(enemy);
}
var bullets = [];
game.update = function () {
	player.update();
	enemies.forEach(function (enemy) {
		enemy.update();
		if (player.intersects(enemy)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	});
	bullets.forEach(function (bullet, index) {
		bullet.update();
		if (bullet.y < 0) {
			bullets.splice(index, 1);
		} else {
			enemies.forEach(function (enemy, enemyIndex) {
				if (bullet.intersects(enemy)) {
					bullet.destroy();
					bullets.splice(index, 1);
					enemy.takeDamage(); // Reduce enemy health
					if (enemy.health <= 0) {
						enemies.splice(enemyIndex, 1);
						if (enemies.length === 0) {
							LK.showYouWin();
						}
					}
				}
			});
		}
	});
};

===================================================================
--- original.js
+++ change.js
@@ -58,14 +58,13 @@
 		LK.getSound('shoot').play();
 	};
 	self.update = function () {
 		// Player movement logic
-		if (self.x > 0) {
-			self.x -= self.speed;
+		if (isTouching) {
+			var deltaX = touchStartX - self.x;
+			self.x += deltaX;
+			touchStartX = self.x;
 		}
-		if (self.x < 2048) {
-			self.x += self.speed;
-		}
 	};
 });
 
 /**** 
@@ -78,18 +77,14 @@
 /**** 
 * Game Code
 ****/ 
 // Add shooting mechanism on touch
-game.down = function (x, y, obj) {
-	isTouching = true;
-	touchStartX = x;
-	player.shoot();
-};
 var isTouching = false;
 var touchStartX = 0;
 game.down = function (x, y, obj) {
 	isTouching = true;
 	touchStartX = x;
+	player.shoot();
 };
 game.move = function (x, y, obj) {
 	if (isTouching) {
 		var deltaX = x - touchStartX;
@@ -116,8 +111,12 @@
 game.update = function () {
 	player.update();
 	enemies.forEach(function (enemy) {
 		enemy.update();
+		if (player.intersects(enemy)) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
 	});
 	bullets.forEach(function (bullet, index) {
 		bullet.update();
 		if (bullet.y < 0) {
@@ -129,8 +128,11 @@
 					bullets.splice(index, 1);
 					enemy.takeDamage(); // Reduce enemy health
 					if (enemy.health <= 0) {
 						enemies.splice(enemyIndex, 1);
+						if (enemies.length === 0) {
+							LK.showYouWin();
+						}
 					}
 				}
 			});
 		}