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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function (type) {
	var self = Container.call(this);
	var bulletSprite = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.type = type || 'normal';
	self.speed = 20;
	if (self.type === 'special') {
		bulletSprite.tint = 0x00ffff;
		bulletSprite.scaleX = 1.5;
		bulletSprite.scaleY = 1.5;
		self.damage = 3;
	} else {
		self.damage = 1;
	}
	self.update = function () {
		self.x += self.speed;
		// Check if bullet is off screen
		if (self.x > 2200) {
			self.destroy();
			var index = bullets.indexOf(self);
			if (index !== -1) {
				bullets.splice(index, 1);
			}
		}
		// Check for enemy collision
		for (var i = enemies.length - 1; i >= 0; i--) {
			if (self.intersects(enemies[i])) {
				enemies[i].takeDamage(self.damage);
				LK.getSound('hit').play();
				// Remove bullet unless it's a special that can pierce
				if (self.type !== 'special' || self.damage <= 0) {
					self.destroy();
					var index = bullets.indexOf(self);
					if (index !== -1) {
						bullets.splice(index, 1);
					}
					break;
				} else {
					// Special bullets can hit multiple enemies but lose power
					self.damage -= 1;
				}
			}
		}
	};
	return self;
});
var Doraemon = Container.expand(function () {
	var self = Container.call(this);
	var doraemonSprite = self.attachAsset('doraemon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 3;
	self.isJumping = false;
	self.jumpVelocity = 0;
	self.canShoot = true;
	self.gadgets = 100;
	self.currentGadget = 'normal';
	self.jump = function () {
		if (!self.isJumping) {
			self.isJumping = true;
			self.jumpVelocity = -25;
		}
	};
	self.shoot = function () {
		if (self.canShoot && self.gadgets > 0) {
			self.gadgets -= 1;
			self.canShoot = false;
			var bullet = new Bullet(self.currentGadget);
			bullet.x = self.x + 50;
			bullet.y = self.y;
			game.addChild(bullet);
			bullets.push(bullet);
			LK.getSound('shoot').play();
			LK.setTimeout(function () {
				self.canShoot = true;
			}, 300);
			return bullet;
		}
		return null;
	};
	self.takeDamage = function () {
		self.health -= 1;
		LK.effects.flashObject(self, 0xff0000, 500);
		if (self.health <= 0) {
			LK.showGameOver();
		}
	};
	self.collectPowerup = function (type) {
		LK.getSound('powerup').play();
		if (type === 'health') {
			self.health = Math.min(self.health + 1, 5);
		} else if (type === 'gadget') {
			self.gadgets += 20;
		} else if (type === 'special') {
			self.currentGadget = 'special';
			LK.setTimeout(function () {
				self.currentGadget = 'normal';
			}, 10000);
		}
	};
	self.update = function () {
		if (self.isJumping) {
			self.y += self.jumpVelocity;
			self.jumpVelocity += 1;
			// Check if landed on platform
			if (self.y >= platformY - 150) {
				self.y = platformY - 150;
				self.isJumping = false;
				self.jumpVelocity = 0;
			}
		}
	};
	return self;
});
var Enemy = Container.expand(function (type) {
	var self = Container.call(this);
	var enemySprite = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	if (type === 'fast') {
		enemySprite.scaleX = 0.8;
		enemySprite.scaleY = 0.8;
		self.speed = -12;
		self.health = 1;
	} else if (type === 'strong') {
		enemySprite.scaleX = 1.3;
		enemySprite.scaleY = 1.3;
		self.speed = -5;
		self.health = 3;
	} else {
		// Normal enemy
		self.speed = -8;
		self.health = 1;
	}
	self.type = type || 'normal';
	self.update = function () {
		self.x += self.speed;
		// Check if enemy is off screen
		if (self.x < -200) {
			self.destroy();
			var index = enemies.indexOf(self);
			if (index !== -1) {
				enemies.splice(index, 1);
				player.takeDamage();
			}
		}
	};
	self.takeDamage = function (damage) {
		self.health -= damage || 1;
		LK.effects.flashObject(self, 0xffffff, 200);
		if (self.health <= 0) {
			LK.getSound('enemyDefeat').play();
			LK.setScore(LK.getScore() + (self.type === 'strong' ? 3 : 1));
			scoreText.setText(LK.getScore());
			// Chance to drop a powerup
			if (Math.random() < 0.3) {
				var powerupTypes = ['health', 'gadget', 'special'];
				var type = powerupTypes[Math.floor(Math.random() * powerupTypes.length)];
				var powerup = new Powerup(type);
				powerup.x = self.x;
				powerup.y = self.y;
				game.addChild(powerup);
				powerups.push(powerup);
			}
			self.destroy();
			var index = enemies.indexOf(self);
			if (index !== -1) {
				enemies.splice(index, 1);
			}
		}
	};
	return self;
});
var Powerup = Container.expand(function (type) {
	var self = Container.call(this);
	var powerupSprite = self.attachAsset('powerup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.type = type || 'gadget';
	if (self.type === 'health') {
		powerupSprite.tint = 0xff0000;
	} else if (self.type === 'special') {
		powerupSprite.tint = 0x00ffff;
	}
	self.speed = -3;
	self.ySpeed = 0;
	self.bounceHeight = 5;
	self.update = function () {
		self.x += self.speed;
		self.y += self.ySpeed;
		// Bouncing effect
		self.ySpeed += 0.2;
		if (self.y >= platformY - 35) {
			self.y = platformY - 35;
			self.ySpeed = -self.bounceHeight;
		}
		// Check if powerup is off screen
		if (self.x < -100) {
			self.destroy();
			var index = powerups.indexOf(self);
			if (index !== -1) {
				powerups.splice(index, 1);
			}
		}
		// Check for player collision
		if (self.intersects(player)) {
			player.collectPowerup(self.type);
			self.destroy();
			var index = powerups.indexOf(self);
			if (index !== -1) {
				powerups.splice(index, 1);
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87ceeb
});

/**** 
* Game Code
****/ 
// Game constants
var platformY = 2500;
// Game variables
var player;
var enemies = [];
var bullets = [];
var powerups = [];
var spawnRate = 2000; // milliseconds
var waveCounter = 0;
var dragNode = null;
// Create background
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
}));
// Create platform
var platform = game.addChild(LK.getAsset('platform', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: platformY
}));
platform.scaleX = 5; // Make platform wider
// Create player
player = game.addChild(new Doraemon());
player.x = 300;
player.y = platformY - 150;
// Create score display
var scoreText = new Text2('0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.setText('Score: ' + LK.getScore());
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
// Create health display
var healthText = new Text2('Health: 3', {
	size: 60,
	fill: 0xFF0000
});
healthText.anchor.set(0, 0);
healthText.x = 100;
LK.gui.topRight.addChild(healthText);
// Create gadget meter
var gadgetText = new Text2('Gadgets: 100', {
	size: 60,
	fill: 0xFFCC00
});
gadgetText.anchor.set(0, 0);
gadgetText.x = 100;
gadgetText.y = 70;
LK.gui.topRight.addChild(gadgetText);
// Start spawning enemies
var spawnTimer = LK.setInterval(function () {
	spawnEnemy();
}, spawnRate);
// Increase difficulty over time
var difficultyTimer = LK.setInterval(function () {
	waveCounter++;
	if (spawnRate > 500) {
		spawnRate -= 100;
		LK.clearInterval(spawnTimer);
		spawnTimer = LK.setInterval(function () {
			spawnEnemy();
		}, spawnRate);
	}
	// Show wave notification
	var waveText = new Text2('Wave ' + waveCounter + '!', {
		size: 120,
		fill: 0xFF0000
	});
	waveText.anchor.set(0.5, 0.5);
	LK.gui.center.addChild(waveText);
	tween(waveText, {
		alpha: 0
	}, {
		duration: 2000,
		onFinish: function onFinish() {
			waveText.destroy();
		}
	});
}, 20000);
function spawnEnemy() {
	var types = ['normal', 'normal', 'normal', 'fast', 'strong'];
	var randomType = types[Math.floor(Math.random() * types.length)];
	// Higher chance of stronger enemies in later waves
	if (waveCounter > 3) {
		if (Math.random() < 0.4) {
			randomType = 'fast';
		}
		if (waveCounter > 5 && Math.random() < 0.3) {
			randomType = 'strong';
		}
	}
	var enemy = new Enemy(randomType);
	enemy.x = 2200;
	enemy.y = platformY - 150 - Math.random() * 300; // Spawn at different heights
	game.addChild(enemy);
	enemies.push(enemy);
}
// Game input handlers
game.down = function (x, y, obj) {
	// Shoot when tapping
	player.shoot();
	// Allow jumping by tapping above player
	if (y < player.y) {
		player.jump();
	}
	// Start dragging when tapping player
	var bounds = new Rectangle(player.x - player.width / 2, player.y - player.height / 2, player.width, player.height);
	if (bounds.contains(x, y)) {
		dragNode = player;
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
};
game.move = function (x, y, obj) {
	if (dragNode) {
		// Only allow horizontal movement within bounds
		dragNode.x = Math.max(100, Math.min(x, 1500));
	}
};
// Game update function
game.update = function () {
	// Update score display
	scoreText.setText('Score: ' + LK.getScore());
	// Update health display
	healthText.setText('Health: ' + player.health);
	// Update gadget display
	gadgetText.setText('Gadgets: ' + player.gadgets);
	// Special gadget indicator
	if (player.currentGadget === 'special') {
		gadgetText.tint = 0x00ffff;
	} else {
		gadgetText.tint = 0xffffff;
	}
	// Auto-regenerate gadgets
	if (LK.ticks % 60 === 0) {
		player.gadgets += 1;
	}
	// Check for game over
	if (player.health <= 0) {
		LK.showGameOver();
	}
	// Update all game objects
	for (var i = bullets.length - 1; i >= 0; i--) {
		bullets[i].update();
	}
	for (var i = enemies.length - 1; i >= 0; i--) {
		enemies[i].update();
	}
	for (var i = powerups.length - 1; i >= 0; i--) {
		powerups[i].update();
	}
	player.update();
};
// Play background music
LK.playMusic('bgMusic');

===================================================================
--- original.js
+++ change.js
@@ -349,12 +349,10 @@
 	if (y < player.y) {
 		player.jump();
 	}
 	// Start dragging when tapping player
-	if (player.containsPoint({
-		x: x,
-		y: y
-	})) {
+	var bounds = new Rectangle(player.x - player.width / 2, player.y - player.height / 2, player.width, player.height);
+	if (bounds.contains(x, y)) {
 		dragNode = player;
 	}
 };
 game.up = function (x, y, obj) {