/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	highScore: 0,
	money: 0,
	weaponLevel: 1,
	shieldLevel: 0
});

/**** 
* Classes
****/ 
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.9
	});
	self.speed = -15;
	self.damage = 1;
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		self.y += self.speed;
	};
	self.hit = function () {
		self.active = false;
		LK.getSound('explosion').play();
		// Flash effect
		tween(bulletGraphics, {
			alpha: 0
		}, {
			duration: 200,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
var CargoShip = Container.expand(function () {
	var self = Container.call(this);
	var shipGraphics = self.attachAsset('cargoShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.maxHealth = 100;
	self.shootCooldown = 0;
	self.weaponLevel = storage.weaponLevel;
	self.shieldLevel = storage.shieldLevel;
	self.shield = null;
	self.shieldHealth = 0;
	self.maxShieldHealth = 0;
	self.active = true;
	if (self.shieldLevel > 0) {
		self.shield = self.attachAsset('shield', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.4
		});
		self.shieldHealth = self.shieldLevel * 20;
		self.maxShieldHealth = self.shieldHealth;
	}
	self.shoot = function () {
		if (self.shootCooldown <= 0 && self.active) {
			LK.getSound('playerShoot').play();
			// Create main bullet
			var bullet = new Bullet();
			bullet.x = self.x;
			bullet.y = self.y - 80;
			bullet.damage = self.weaponLevel;
			bullets.push(bullet);
			game.addChild(bullet);
			// Add side bullets based on weapon level
			if (self.weaponLevel >= 2) {
				var bulletLeft = new Bullet();
				bulletLeft.x = self.x - 100;
				bulletLeft.y = self.y - 50;
				bulletLeft.damage = Math.ceil(self.weaponLevel / 2);
				bullets.push(bulletLeft);
				game.addChild(bulletLeft);
				var bulletRight = new Bullet();
				bulletRight.x = self.x + 100;
				bulletRight.y = self.y - 50;
				bulletRight.damage = Math.ceil(self.weaponLevel / 2);
				bullets.push(bulletRight);
				game.addChild(bulletRight);
			}
			// Add more bullets for higher weapon levels
			if (self.weaponLevel >= 4) {
				var bulletFarLeft = new Bullet();
				bulletFarLeft.x = self.x - 180;
				bulletFarLeft.y = self.y - 20;
				bulletFarLeft.damage = Math.ceil(self.weaponLevel / 3);
				bullets.push(bulletFarLeft);
				game.addChild(bulletFarLeft);
				var bulletFarRight = new Bullet();
				bulletFarRight.x = self.x + 180;
				bulletFarRight.y = self.y - 20;
				bulletFarRight.damage = Math.ceil(self.weaponLevel / 3);
				bullets.push(bulletFarRight);
				game.addChild(bulletFarRight);
			}
			// Set cooldown based on weapon level (higher level = faster shooting)
			self.shootCooldown = 30 - self.weaponLevel * 2;
			if (self.shootCooldown < 10) self.shootCooldown = 10; // Minimum cooldown
		}
	};
	self.takeDamage = function (amount) {
		if (!self.active) return;
		// Shield absorbs damage first
		if (self.shield && self.shieldHealth > 0 || self.shieldLevel > 0 && self.shieldHealth > 0) {
			// Recreate shield if it was destroyed but player has shield level
			if (self.shieldLevel > 0 && !self.shield) {
				self.shield = self.attachAsset('shield', {
					anchorX: 0.5,
					anchorY: 0.5,
					alpha: 0.4
				});
			}
			self.shieldHealth -= amount * 3; // Shield takes triple damage
			// Flash shield
			tween(self.shield, {
				alpha: 0.8
			}, {
				duration: 100,
				onFinish: function onFinish() {
					tween(self.shield, {
						alpha: 0.4
					}, {
						duration: 200
					});
				}
			});
			if (self.shieldHealth <= 0) {
				self.shield.visible = false;
			}
			LK.getSound('damage').play();
			return;
		}
		self.health -= amount * 5; // Player takes 5x more damage
		LK.getSound('damage').play();
		// Flash ship red
		tween(shipGraphics, {
			tint: 0xff0000
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(shipGraphics, {
					tint: 0xffffff
				}, {
					duration: 200
				});
			}
		});
		// Shake effect
		var originalX = self.x;
		var originalY = self.y;
		tween(self, {
			x: originalX + 20
		}, {
			duration: 50,
			onFinish: function onFinish() {
				tween(self, {
					x: originalX - 20
				}, {
					duration: 100,
					onFinish: function onFinish() {
						tween(self, {
							x: originalX
						}, {
							duration: 50
						});
					}
				});
			}
		});
		if (self.health <= 0) {
			self.destroy();
			self.active = false;
			gameOver = true;
			// Save high score
			if (score > storage.highScore) {
				storage.highScore = score;
			}
			LK.setTimeout(function () {
				LK.showGameOver();
			}, 1000);
		}
	};
	self.update = function () {
		if (self.shootCooldown > 0) {
			self.shootCooldown--;
		}
		// Auto-shoot
		if (autoShoot) {
			self.shoot();
		}
	};
	return self;
});
var PirateBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('pirateBullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.9
	});
	self.speed = 8;
	self.damage = 1;
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		self.y += self.speed;
	};
	self.hit = function () {
		self.active = false;
		// Flash effect
		tween(bulletGraphics, {
			alpha: 0
		}, {
			duration: 200,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
var PirateShip = Container.expand(function () {
	var self = Container.call(this);
	var shipGraphics = self.attachAsset('pirateShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 3;
	self.speed = 3;
	self.shootCooldown = Math.floor(Math.random() * 60) + 30;
	self.moveDirection = Math.random() > 0.5 ? 1 : -1;
	self.movementChangeTimer = Math.floor(Math.random() * 60) + 60;
	self.active = true;
	self.update = function () {
		if (!self.active) return;
		// Move downward
		self.y += self.speed;
		// Horizontal movement
		self.x += self.moveDirection * 2;
		// Change direction occasionally
		self.movementChangeTimer--;
		if (self.movementChangeTimer <= 0) {
			self.moveDirection *= -1;
			self.movementChangeTimer = Math.floor(Math.random() * 60) + 60;
		}
		// Keep within screen bounds
		if (self.x < 150) {
			self.x = 150;
			self.moveDirection = 1;
		} else if (self.x > 2048 - 150) {
			self.x = 2048 - 150;
			self.moveDirection = -1;
		}
		// Shooting logic
		self.shootCooldown--;
		if (self.shootCooldown <= 0 && self.y > 0 && self.y < 2000) {
			self.shoot();
			self.shootCooldown = Math.floor(Math.random() * 120) + 60;
		}
		// Destroy if off screen
		if (self.y > 2732 + 100) {
			self.destroy();
			// Find and remove from pirates array
			for (var i = 0; i < pirates.length; i++) {
				if (pirates[i] === self) {
					pirates.splice(i, 1);
					break;
				}
			}
		}
	};
	self.shoot = function () {
		if (!self.active) return;
		LK.getSound('pirateShoot').play();
		var bullet = new PirateBullet();
		bullet.x = self.x;
		bullet.y = self.y + 50;
		pirateBullets.push(bullet);
		game.addChild(bullet);
	};
	self.takeDamage = function (amount) {
		if (!self.active) return;
		self.health = 0; // Set health to 0 immediately for one-hit kill
		// Flash red
		tween(shipGraphics, {
			tint: 0xff0000
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(shipGraphics, {
					tint: 0xffffff
				}, {
					duration: 200
				});
			}
		});
		if (self.health <= 0) {
			self.active = false;
			// Create explosion effect
			var explosion = LK.getAsset('explosion', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x,
				y: self.y,
				alpha: 0.9,
				scaleX: 1.5,
				scaleY: 1.5
			});
			game.addChild(explosion);
			// Animate explosion
			tween(explosion, {
				alpha: 0,
				scaleX: 3,
				scaleY: 3
			}, {
				duration: 500,
				onFinish: function onFinish() {
					explosion.destroy();
				}
			});
			LK.getSound('explosion').play();
			// Always drop coins (100% chance) with double amount
			var coinCount = Math.floor(Math.random() * 3) + 3; // Drop 3-5 coins
			for (var c = 0; c < coinCount; c++) {
				var coin = LK.getAsset('coin', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: self.x + (Math.random() - 0.5) * 40,
					y: self.y + (Math.random() - 0.5) * 40
				});
				coins.push({
					sprite: coin,
					x: self.x + (Math.random() - 0.5) * 40,
					y: self.y + (Math.random() - 0.5) * 40,
					vx: (Math.random() - 0.5) * 3,
					vy: Math.random() * 2 + 3
				});
				game.addChild(coin);
			}
			// Remove from array
			for (var i = 0; i < pirates.length; i++) {
				if (pirates[i] === self) {
					pirates.splice(i, 1);
					break;
				}
			}
			// Increase score
			score += 10;
			updateScore();
			self.destroy();
		}
	};
	return self;
});
var LargePirateShip = PirateShip.expand(function () {
	var self = PirateShip.call(this);
	// Get the pirateShip asset that was attached in the parent class
	var shipGraphics = self.children[0];
	shipGraphics.scaleX = 1.8;
	shipGraphics.scaleY = 1.5;
	self.health = 8;
	self.speed = 2;
	self.shoot = function () {
		if (!self.active) return;
		LK.getSound('pirateShoot').play();
		// Shoot 3 bullets in a spread pattern
		for (var i = -1; i <= 1; i++) {
			var bullet = new PirateBullet();
			bullet.x = self.x + i * 60;
			bullet.y = self.y + 60;
			pirateBullets.push(bullet);
			game.addChild(bullet);
		}
	};
	self.takeDamage = function (amount) {
		if (!self.active) return;
		self.health -= amount;
		// Flash red
		tween(shipGraphics, {
			tint: 0xff0000
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(shipGraphics, {
					tint: 0xffffff
				}, {
					duration: 200
				});
			}
		});
		if (self.health <= 0) {
			self.active = false;
			// Create explosion effect
			var explosion = LK.getAsset('explosion', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x,
				y: self.y,
				alpha: 0.9,
				scaleX: 2.5,
				scaleY: 2.5
			});
			game.addChild(explosion);
			// Animate explosion
			tween(explosion, {
				alpha: 0,
				scaleX: 4,
				scaleY: 4
			}, {
				duration: 700,
				onFinish: function onFinish() {
					explosion.destroy();
				}
			});
			LK.getSound('explosion').play();
			// Always drop a coin
			var coin = LK.getAsset('coin', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x,
				y: self.y
			});
			coins.push({
				sprite: coin,
				x: self.x,
				y: self.y,
				vx: (Math.random() - 0.5) * 3,
				vy: Math.random() * 2 + 3
			});
			game.addChild(coin);
			// Drop another coin
			var coin2 = LK.getAsset('coin', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x + 30,
				y: self.y - 20
			});
			coins.push({
				sprite: coin2,
				x: self.x + 30,
				y: self.y - 20,
				vx: (Math.random() - 0.5) * 3,
				vy: Math.random() * 2 + 3
			});
			game.addChild(coin2);
			// Remove from array
			for (var i = 0; i < pirates.length; i++) {
				if (pirates[i] === self) {
					pirates.splice(i, 1);
					break;
				}
			}
			// Increase score
			score += 30;
			updateScore();
			self.destroy();
		}
	};
	return self;
});
var SuperWeapon = Container.expand(function () {
	var self = Container.call(this);
	var weaponGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2,
		alpha: 0.9
	});
	self.speed = -20;
	self.damage = 5;
	self.active = true;
	self.rotation = 0;
	self.update = function () {
		if (!self.active) return;
		self.y += self.speed;
		self.rotation += 0.2;
		weaponGraphics.rotation = self.rotation;
	};
	self.hit = function () {
		self.active = false;
		// Flash effect
		tween(weaponGraphics, {
			alpha: 0,
			scaleX: 3,
			scaleY: 3
		}, {
			duration: 200,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x0a2550 // Deep blue ocean color
});

/**** 
* Game Code
****/ 
// Game variables
var player;
var bullets = [];
var pirates = [];
var pirateBullets = [];
var coins = [];
var score = 0;
var money = storage.money;
var gameOver = false;
var spawnTimer = 0;
var waveTimer = 0;
var currentWave = 1;
var enemiesThisWave = 5;
var enemiesSpawned = 0;
var healthBar;
var healthBarBg;
var shieldBar;
var autoShoot = true;
// UI elements
var scoreTxt;
var waveTxt;
var moneyTxt;
var weaponUpgradeBtn;
var shieldUpgradeBtn;
var weaponLevelTxt;
var shieldLevelTxt;
var specialWeaponBtn;
var specialWeaponTxt;
var weaponStatusTxt;
// Initialize player
function initPlayer() {
	player = new CargoShip();
	player.x = 2048 / 2;
	player.y = 2732 - 200;
	game.addChild(player);
	// Create health bar background
	healthBarBg = LK.getAsset('healthBarBg', {
		anchorX: 0,
		anchorY: 0,
		x: 50,
		y: 50
	});
	game.addChild(healthBarBg);
	// Create health bar
	healthBar = LK.getAsset('healthBar', {
		anchorX: 0,
		anchorY: 0,
		x: 50,
		y: 50
	});
	game.addChild(healthBar);
	// Create shield bar if player has shields
	if (player.shieldLevel > 0) {
		shieldBar = LK.getAsset('shield', {
			anchorX: 0,
			anchorY: 0,
			x: 50,
			y: 90,
			height: 20,
			width: 500,
			alpha: 0.6
		});
		game.addChild(shieldBar);
	}
}
// Initialize UI
function initUI() {
	// Score text
	scoreTxt = new Text2('Score: 0', {
		size: 60,
		fill: 0xFFFFFF
	});
	scoreTxt.anchor.set(1, 0);
	LK.gui.topRight.addChild(scoreTxt);
	// Current weapon level display
	var weaponStatusTxt = new Text2('Weapon Lvl: ' + player.weaponLevel, {
		size: 45,
		fill: 0xFFA500
	});
	weaponStatusTxt.anchor.set(1, 0);
	weaponStatusTxt.y = 70;
	LK.gui.topRight.addChild(weaponStatusTxt);
	// Wave text
	waveTxt = new Text2('Wave: 1', {
		size: 60,
		fill: 0xFFFFFF
	});
	waveTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(waveTxt);
	// Money text
	moneyTxt = new Text2('Coins: ' + money, {
		size: 60,
		fill: 0xFFCC00
	});
	moneyTxt.anchor.set(0, 0);
	moneyTxt.x = 120;
	LK.gui.topLeft.addChild(moneyTxt);
	// Weapon upgrade button
	weaponUpgradeBtn = LK.getAsset('upgradeButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	weaponUpgradeBtn.x = 2048 / 2 - 350;
	weaponUpgradeBtn.y = 2732 - 80;
	game.addChild(weaponUpgradeBtn);
	// Weapon level text
	weaponLevelTxt = new Text2('Upgrade Weapon\n' + getUpgradeCost(player.weaponLevel) + ' coins', {
		size: 40,
		fill: 0xFFFFFF
	});
	weaponLevelTxt.anchor.set(0.5, 0.5);
	weaponLevelTxt.x = weaponUpgradeBtn.x;
	weaponLevelTxt.y = weaponUpgradeBtn.y;
	game.addChild(weaponLevelTxt);
	// Shield upgrade button
	shieldUpgradeBtn = LK.getAsset('repairButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	shieldUpgradeBtn.x = 2048 / 2 + 350;
	shieldUpgradeBtn.y = 2732 - 80;
	game.addChild(shieldUpgradeBtn);
	// Shield level text is removed
	// Special weapon button (visible only when weapon level is 3+)
	specialWeaponBtn = LK.getAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5,
		alpha: 0.8
	});
	specialWeaponBtn.x = 2048 / 2;
	specialWeaponBtn.y = 2732 - 80;
	specialWeaponBtn.visible = player.weaponLevel >= 3;
	game.addChild(specialWeaponBtn);
	// Special weapon text
	var specialWeaponTxt = new Text2('SUPER\nATTACK', {
		size: 35,
		fill: 0xFFFF00
	});
	specialWeaponTxt.anchor.set(0.5, 0.5);
	specialWeaponTxt.x = specialWeaponBtn.x;
	specialWeaponTxt.y = specialWeaponBtn.y;
	specialWeaponTxt.visible = player.weaponLevel >= 3;
	game.addChild(specialWeaponTxt);
}
// Update score display
function updateScore() {
	scoreTxt.setText('Score: ' + score);
	LK.setScore(score);
}
// Update money display
function updateMoney() {
	moneyTxt.setText('Coins: ' + money);
	storage.money = money;
}
// Update wave display
function updateWave() {
	waveTxt.setText('Wave: ' + currentWave);
}
// Get upgrade cost based on current level
function getUpgradeCost(level) {
	return level * 50;
}
// Get shield upgrade cost
function getShieldCost(level) {
	return (level + 1) * 80;
}
// Spawn a pirate ship
function spawnPirate() {
	var pirateX = Math.random() * (2048 - 300) + 150;
	var pirateY = -100;
	var pirate;
	// Spawn large pirates occasionally, more often in higher waves
	if (Math.random() < 0.1 + currentWave * 0.02) {
		pirate = new LargePirateShip();
		pirate.speed += Math.min(currentWave * 0.1, 1); // Increase speed with wave
	} else {
		pirate = new PirateShip();
		pirate.speed += Math.min(currentWave * 0.2, 2); // Increase speed with wave
		pirate.health += Math.floor(currentWave / 3); // Increase health with wave
	}
	pirate.x = pirateX;
	pirate.y = pirateY;
	pirates.push(pirate);
	game.addChild(pirate);
	enemiesSpawned++;
}
// Start a new wave
function startNewWave() {
	currentWave++;
	enemiesThisWave = 5 + currentWave * 2;
	enemiesSpawned = 0;
	updateWave();
	// Flash wave text
	tween(waveTxt, {
		scale: 1.5
	}, {
		duration: 300,
		onFinish: function onFinish() {
			tween(waveTxt, {
				scale: 1.0
			}, {
				duration: 300
			});
		}
	});
}
// Upgrade weapon
function upgradeWeapon() {
	var cost = getUpgradeCost(player.weaponLevel);
	if (money >= cost) {
		money -= cost;
		player.weaponLevel++;
		storage.weaponLevel = player.weaponLevel;
		updateMoney();
		// Update button text
		weaponLevelTxt.setText('Upgrade Weapon\n' + getUpgradeCost(player.weaponLevel) + ' coins');
		// Update weapon level display
		weaponStatusTxt.setText('Weapon Lvl: ' + player.weaponLevel);
		// Show special weapon button if level 3+
		if (player.weaponLevel >= 3) {
			specialWeaponBtn.visible = true;
			specialWeaponTxt.visible = true;
		}
		LK.getSound('upgrade').play();
		// Show effect
		tween(weaponUpgradeBtn, {
			alpha: 0.5
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(weaponUpgradeBtn, {
					alpha: 1.0
				}, {
					duration: 200
				});
			}
		});
	}
}
// Activate super weapon
function activateSuperWeapon() {
	// Create super weapon bullet
	var superBullet = new SuperWeapon();
	superBullet.x = player.x;
	superBullet.y = player.y - 100;
	superBullet.damage = player.weaponLevel * 2;
	bullets.push(superBullet);
	game.addChild(superBullet);
	// Play special sound
	LK.getSound('playerShoot').play();
	// Cool visual effect
	LK.effects.flashScreen(0x0099FF, 300);
	// Make the special weapon button temporarily unavailable
	specialWeaponBtn.alpha = 0.3;
	specialWeaponTxt.alpha = 0.3;
	specialWeaponBtn.interactive = false;
	// Reset after cooldown
	LK.setTimeout(function () {
		specialWeaponBtn.alpha = 0.8;
		specialWeaponTxt.alpha = 1;
		specialWeaponBtn.interactive = true;
	}, 3000);
}
// Upgrade shield function (disabled)
function upgradeShield() {
	// Function is now empty as shield upgrading is disabled
}
// Handle touch/mouse events
function handleTouchMove(x, y) {
	if (gameOver) return;
	// Move player
	if (player && player.active) {
		player.x = x;
		// Constrain to screen
		if (player.x < 250) player.x = 250;
		if (player.x > 2048 - 250) player.x = 2048 - 250;
	}
}
// Game initialization
function initGame() {
	// Initialize game state
	score = 0;
	money = storage.money || 1500; // Start with 1500 money for faster upgrades
	storage.money = money; // Make sure storage is updated too
	gameOver = false;
	spawnTimer = 0;
	waveTimer = 0;
	currentWave = 1;
	enemiesThisWave = 5;
	enemiesSpawned = 0;
	bullets = [];
	pirates = [];
	pirateBullets = [];
	coins = [];
	// Initialize player and UI first
	initPlayer();
	initUI();
	// Now update displays after UI is initialized
	updateScore();
	updateMoney();
	// Start background music
	LK.playMusic('bgMusic');
}
// Touch/mouse events
game.move = function (x, y) {
	handleTouchMove(x, y);
};
game.down = function (x, y, obj) {
	// Check if clicked on upgrade buttons
	if (obj === weaponUpgradeBtn) {
		upgradeWeapon();
		return;
	}
	// Shield upgrades disabled
	if (obj === shieldUpgradeBtn) {
		return;
	}
	// Check for special weapon button
	if (obj === specialWeaponBtn && player.weaponLevel >= 3) {
		activateSuperWeapon();
		return;
	}
	// Otherwise move the player
	handleTouchMove(x, y);
	// Manual shoot on tap
	if (player && player.active) {
		player.shoot();
	}
};
// Main game update loop
game.update = function () {
	if (gameOver) return;
	// Update player
	if (player && player.active) {
		player.update();
		// Update health bar
		var healthRatio = player.health / player.maxHealth;
		healthBar.width = 500 * healthRatio;
		// Update shield bar
		if (player.shieldLevel > 0) {
			// Make sure shield bar exists
			if (!shieldBar) {
				shieldBar = LK.getAsset('shield', {
					anchorX: 0,
					anchorY: 0,
					x: 50,
					y: 90,
					height: 20,
					width: 500,
					alpha: 0.6
				});
				game.addChild(shieldBar);
			}
			// Update shield bar width
			var shieldRatio = player.shieldHealth / player.maxShieldHealth;
			shieldBar.width = 500 * shieldRatio;
			shieldBar.visible = player.shieldHealth > 0;
			// Make sure shield is visible if it should be
			if (player.shield) {
				player.shield.visible = player.shieldHealth > 0;
			}
		}
	}
	// Spawn enemies
	spawnTimer--;
	if (spawnTimer <= 0 && enemiesSpawned < enemiesThisWave) {
		spawnPirate();
		spawnTimer = Math.max(30, 90 - currentWave * 5); // Spawn faster in higher waves
	}
	// Check if wave is complete
	if (enemiesSpawned >= enemiesThisWave && pirates.length === 0) {
		waveTimer--;
		if (waveTimer <= 0) {
			startNewWave();
			waveTimer = 180; // Delay before next wave
		}
	}
	// Update pirates
	for (var i = 0; i < pirates.length; i++) {
		pirates[i].update();
	}
	// Update bullets
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		bullet.update();
		// Check for off-screen
		if (bullet.y < -50) {
			bullet.destroy();
			bullets.splice(i, 1);
			continue;
		}
		// Check for collisions with pirates
		for (var j = 0; j < pirates.length; j++) {
			var pirate = pirates[j];
			if (bullet.active && pirate.active && bullet.intersects(pirate)) {
				pirate.takeDamage(bullet.damage);
				bullet.hit();
				break;
			}
		}
	}
	// Update pirate bullets
	for (var i = pirateBullets.length - 1; i >= 0; i--) {
		var bullet = pirateBullets[i];
		bullet.update();
		// Check for off-screen
		if (bullet.y > 2732 + 50) {
			bullet.destroy();
			pirateBullets.splice(i, 1);
			continue;
		}
		// Check for collision with player
		if (bullet.active && player && player.active && bullet.intersects(player)) {
			player.takeDamage(bullet.damage);
			bullet.hit();
			pirateBullets.splice(i, 1);
		}
	}
	// Update coins
	for (var i = coins.length - 1; i >= 0; i--) {
		var coin = coins[i];
		// Apply physics
		coin.y += coin.vy;
		coin.x += coin.vx;
		coin.vy += 0.1; // Gravity
		// Enhanced coin magnet effect - attract coins to player from farther with more force
		if (player && player.active && Math.abs(coin.x - player.x) < 1200 && Math.abs(coin.y - player.y) < 800) {
			var dx = player.x - coin.x;
			var dy = player.y - coin.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 0) {
				coin.vx += dx / dist * 6;
				coin.vy += dy / dist * 6;
			}
		}
		// Update sprite position
		coin.sprite.x = coin.x;
		coin.sprite.y = coin.y;
		// Check if coin is collected with increased collection radius
		if (player && player.active && Math.abs(coin.x - player.x) < 500 && Math.abs(coin.y - player.y) < 300) {
			coin.sprite.destroy();
			coins.splice(i, 1);
			money += 10; // Double coin value to 10 for faster money collection
			updateMoney();
			LK.getSound('coinPickup').play();
			continue;
		}
		// Remove if off screen
		if (coin.y > 2732 + 50) {
			coin.sprite.destroy();
			coins.splice(i, 1);
		}
	}
};
// Initialize the game
initGame();

===================================================================
--- original.js
+++ change.js
@@ -637,17 +637,9 @@
 	});
 	shieldUpgradeBtn.x = 2048 / 2 + 350;
 	shieldUpgradeBtn.y = 2732 - 80;
 	game.addChild(shieldUpgradeBtn);
-	// Shield level text
-	shieldLevelTxt = new Text2('Shield', {
-		size: 40,
-		fill: 0xFFFFFF
-	});
-	shieldLevelTxt.anchor.set(0.5, 0.5);
-	shieldLevelTxt.x = shieldUpgradeBtn.x;
-	shieldLevelTxt.y = shieldUpgradeBtn.y;
-	game.addChild(shieldLevelTxt);
+	// Shield level text is removed
 	// Special weapon button (visible only when weapon level is 3+)
 	specialWeaponBtn = LK.getAsset('bullet', {
 		anchorX: 0.5,
 		anchorY: 0.5,