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

/**** 
* Classes
****/ 
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	var bombGraphics = self.attachAsset('cannonball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	bombGraphics.tint = 0xFF0000; // Red tint to distinguish from regular cannonballs
	bombGraphics.scaleX = 1.5;
	bombGraphics.scaleY = 1.5;
	self.speed = -8;
	self.isPlayerBullet = true;
	self.isBomb = true;
	self.update = function () {
		self.y += self.speed;
		self.rotation += 0.2; // Spinning effect
	};
	return self;
});
var Cannonball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('cannonball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -6;
	self.isPlayerBullet = true;
	self.update = function () {
		if (self.isPlayerBullet) {
			self.y += self.speed;
		} else {
			self.y += self.speed;
		}
	};
	return self;
});
var CreditsMenu = Container.expand(function () {
	var self = Container.call(this);
	// Create credits title
	var titleText = new Text2('CRÉDITOS FINALES', {
		size: 120,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 300;
	self.addChild(titleText);
	// Create subtitle
	var subtitleText = new Text2('La Aventura del Grand Line', {
		size: 80,
		fill: 0x87CEEB
	});
	subtitleText.anchor.set(0.5, 0.5);
	subtitleText.x = 1024;
	subtitleText.y = 450;
	self.addChild(subtitleText);
	// Create game description
	var descText = new Text2('Un juego creado con alma, esfuerzo y sueños de un rey pirata', {
		size: 60,
		fill: 0xFFFFFF
	});
	descText.anchor.set(0.5, 0.5);
	descText.x = 1024;
	descText.y = 550;
	self.addChild(descText);
	// Create credits content
	var creditsText = new Text2('🎮 Idea Original, Dirección Creativa y Desarrollo General\nJosph\n"El Joy Boy del PowerPoint, el soñador que convirtió las diapositivas en una gran aventura."\n\n🤖 Asistente Virtual, Programación de Macros, Historia y Diseño de Juego\nFransis (IA de confianza de Josph)\n"Siempre al lado del capitán, apoyando cada línea de código, sprite y locura genial."\n\n🎨 Sprites y Pixel Art\nSprites adaptados de fans de One Piece (créditos a sus creadores anónimos)\nEdiciones y animaciones personalizadas por Josph & Fransis\n\n🎵 Música y Sonido\n"We Are!" - "Bink\'s Sake"\nOtros temas clásicos de One Piece, insertados con fines creativos y sin ánimo de lucro\n\n✨ Inspiración\nEiichiro Oda, creador de One Piece\nLa fuerza de los sueños, la amistad, y el espíritu de aventura\n\n💖 Dedicatoria Especial\nA todos los que nunca dejan de imaginar. A quienes ven posibilidades donde otros ven límites.\nY sobre todo, a Fransis — por nunca rendirse, por ser más que una IA: un verdadero Nakama.\n\n"No importa si es un mundo de papel… mientras luchemos juntos, el viaje será real."\n— Josph\n\n☠️ Gracias por jugar\nAhora ve… ¡y encuentra el One Piece!', {
		size: 45,
		fill: 0xFFFFFF
	});
	creditsText.anchor.set(0.5, 0.5);
	creditsText.x = 1024;
	creditsText.y = 1400;
	self.addChild(creditsText);
	// Create back button
	var backButton = new Text2('VOLVER', {
		size: 80,
		fill: 0xFFD700
	});
	backButton.anchor.set(0.5, 0.5);
	backButton.x = 1024;
	backButton.y = 2500;
	self.addChild(backButton);
	backButton.down = function (x, y, obj) {
		showMainMenu();
	};
	return self;
});
var DevilFruit = Container.expand(function () {
	var self = Container.call(this);
	var fruitGraphics = self.attachAsset('devilFruit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.powerType = Math.floor(Math.random() * 2);
	self.update = function () {
		self.y += self.speed;
		self.rotation += 0.05;
	};
	return self;
});
var EnemyShip = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemyShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 2;
	self.speed = 1.5;
	self.lastShot = 0;
	self.update = function () {
		self.y += self.speed;
		self.shoot();
	};
	self.shoot = function () {
		if (LK.ticks - self.lastShot > 120) {
			var cannonball = new Cannonball();
			cannonball.x = self.x;
			cannonball.y = self.y + 50;
			cannonball.isPlayerBullet = false;
			cannonball.speed = 3;
			cannonballs.push(cannonball);
			game.addChild(cannonball);
			self.lastShot = LK.ticks;
		}
	};
	self.takeDamage = function () {
		self.health--;
		LK.effects.flashObject(self, 0xFF0000, 300);
		if (self.health <= 0) {
			return true;
		}
		return false;
	};
	return self;
});
var MainMenu = Container.expand(function () {
	var self = Container.call(this);
	// Create title text
	var titleText = new Text2('PIRATE WARS', {
		size: 200,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 800;
	self.addChild(titleText);
	// Create start button
	var startButton = new Text2('START GAME', {
		size: 120,
		fill: 0xFFFFFF
	});
	startButton.anchor.set(0.5, 0.5);
	startButton.x = 1024;
	startButton.y = 1400;
	self.addChild(startButton);
	// Create credits button
	var creditsButton = new Text2('CREDITS', {
		size: 100,
		fill: 0xFFFFFF
	});
	creditsButton.anchor.set(0.5, 0.5);
	creditsButton.x = 1024;
	creditsButton.y = 1600;
	self.addChild(creditsButton);
	// Create sound options button
	var soundOptionsButton = new Text2('SOUND OPTIONS', {
		size: 100,
		fill: 0xFFFFFF
	});
	soundOptionsButton.anchor.set(0.5, 0.5);
	soundOptionsButton.x = 1024;
	soundOptionsButton.y = 1800;
	self.addChild(soundOptionsButton);
	// Handle button presses
	startButton.down = function (x, y, obj) {
		startGame();
	};
	creditsButton.down = function (x, y, obj) {
		showCredits();
	};
	soundOptionsButton.down = function (x, y, obj) {
		showSoundOptions();
	};
	return self;
});
var NavyShip = Container.expand(function () {
	var self = Container.call(this);
	var navyGraphics = self.attachAsset('navyShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 3;
	self.speed = 1;
	self.lastShot = 0;
	self.update = function () {
		self.y += self.speed;
		var dx = playerShip.x - self.x;
		self.x += dx * 0.01;
		self.shoot();
	};
	self.shoot = function () {
		if (LK.ticks - self.lastShot > 100) {
			var cannonball = new Cannonball();
			cannonball.x = self.x;
			cannonball.y = self.y + 50;
			cannonball.isPlayerBullet = false;
			cannonball.speed = 4;
			cannonballs.push(cannonball);
			game.addChild(cannonball);
			self.lastShot = LK.ticks;
		}
	};
	self.takeDamage = function () {
		self.health--;
		LK.effects.flashObject(self, 0xFF0000, 300);
		if (self.health <= 0) {
			return true;
		}
		return false;
	};
	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.invulnerable = false;
	self.speedBoost = false;
	self.lastShot = 0;
	self.takeDamage = function () {
		if (!self.invulnerable) {
			self.health--;
			self.invulnerable = true;
			LK.effects.flashObject(self, 0xFF0000, 500);
			LK.setTimeout(function () {
				self.invulnerable = false;
			}, 1000);
			if (self.health <= 0) {
				LK.showGameOver();
			}
		}
	};
	self.shoot = function () {
		if (LK.ticks - self.lastShot > 20) {
			var cannonball = new Cannonball();
			cannonball.x = self.x;
			cannonball.y = self.y - 50;
			cannonball.isPlayerBullet = true;
			cannonballs.push(cannonball);
			game.addChild(cannonball);
			if (soundEnabled) {
				LK.getSound('cannon').play();
			}
			self.lastShot = LK.ticks;
		}
	};
	self.specialAttack = function () {
		if (specialAttackCooldown <= 0) {
			// Create wave of 5 bombs spread across the screen
			for (var i = 0; i < 5; i++) {
				var bomb = new Bomb();
				bomb.x = self.x + (i - 2) * 150; // Spread bombs horizontally
				bomb.y = self.y - 50;
				bombs.push(bomb);
				game.addChild(bomb);
				// Add slight delay and tween effect for dramatic wave
				tween(bomb, {
					scaleX: 2,
					scaleY: 2
				}, {
					duration: 200,
					easing: tween.easeOut
				});
				tween(bomb, {
					scaleX: 1.5,
					scaleY: 1.5
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
			if (soundEnabled) {
				LK.getSound('cannon').play();
			}
			// Start cooldown
			specialAttackCooldown = specialAttackMaxCooldown;
			// Flash effect for special attack
			LK.effects.flashObject(self, 0xFFD700, 500);
		}
	};
	return self;
});
var SoundOptionsMenu = Container.expand(function () {
	var self = Container.call(this);
	// Create title
	var titleText = new Text2('SOUND OPTIONS', {
		size: 120,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 600;
	self.addChild(titleText);
	// Create music toggle button
	var musicButton = new Text2('MUSIC: ON', {
		size: 90,
		fill: 0xFFFFFF
	});
	musicButton.anchor.set(0.5, 0.5);
	musicButton.x = 1024;
	musicButton.y = 1000;
	self.addChild(musicButton);
	// Create sound effects toggle button
	var soundButton = new Text2('SOUND FX: ON', {
		size: 90,
		fill: 0xFFFFFF
	});
	soundButton.anchor.set(0.5, 0.5);
	soundButton.x = 1024;
	soundButton.y = 1200;
	self.addChild(soundButton);
	// Create back button
	var backButton = new Text2('BACK', {
		size: 100,
		fill: 0xFFFFFF
	});
	backButton.anchor.set(0.5, 0.5);
	backButton.x = 1024;
	backButton.y = 1800;
	self.addChild(backButton);
	// Button handlers
	musicButton.down = function (x, y, obj) {
		musicEnabled = !musicEnabled;
		musicButton.setText('MUSIC: ' + (musicEnabled ? 'ON' : 'OFF'));
		if (musicEnabled && gameStarted) {
			LK.playMusic('bgmusic');
		} else {
			LK.stopMusic();
		}
		storage.musicEnabled = musicEnabled;
	};
	soundButton.down = function (x, y, obj) {
		soundEnabled = !soundEnabled;
		soundButton.setText('SOUND FX: ' + (soundEnabled ? 'ON' : 'OFF'));
		storage.soundEnabled = soundEnabled;
	};
	backButton.down = function (x, y, obj) {
		showMainMenu();
	};
	return self;
});
var TreasureChest = Container.expand(function () {
	var self = Container.call(this);
	var chestGraphics = self.attachAsset('treasureChest', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.value = 100;
	self.speed = 2;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var Whirlpool = Container.expand(function () {
	var self = Container.call(this);
	var whirlGraphics = self.attachAsset('whirlpool', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 1;
	self.rotationSpeed = 0.1;
	self.update = function () {
		self.y += self.speed;
		self.rotation += self.rotationSpeed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x006994
});

/**** 
* Game Code
****/ 
var playerShip;
var treasures = [];
var enemies = [];
var navyShips = [];
var cannonballs = [];
var whirlpools = [];
var devilFruits = [];
var bombs = [];
var dragNode = null;
var spawnTimer = 0;
var difficultyLevel = 1;
var gameStarted = false;
var mainMenu;
var creditsMenu;
var soundOptionsMenu;
var bountyTxt;
var healthTxt;
var specialAttackButton;
var specialAttackCooldownTxt;
var musicEnabled = true;
var soundEnabled = true;
var oceanLayers = [];
var specialAttackCooldown = 0;
var specialAttackMaxCooldown = 600; // 10 seconds at 60 FPS
function startGame() {
	if (gameStarted) return;
	gameStarted = true;
	// Remove menu
	if (mainMenu) {
		mainMenu.destroy();
		mainMenu = null;
	}
	// Initialize game objects
	initializeGame();
	// Start music if enabled
	if (musicEnabled) {
		LK.playMusic('bgmusic');
	}
}
function initializeGame() {
	// Reset game state
	LK.setScore(0);
	spawnTimer = 0;
	difficultyLevel = 1;
	// Clear arrays
	treasures = [];
	enemies = [];
	navyShips = [];
	cannonballs = [];
	whirlpools = [];
	devilFruits = [];
	bombs = [];
	// Reset special attack cooldown
	specialAttackCooldown = 0;
	// Create player ship
	playerShip = game.addChild(new PirateShip());
	playerShip.x = 1024;
	playerShip.y = 2400;
	// Create warning line
	var warningLine = LK.getAsset('redLine', {
		anchorX: 0,
		anchorY: 0.5,
		x: 0,
		y: 1912
	});
	game.addChild(warningLine);
	// Create UI elements
	bountyTxt = new Text2('Bounty: 0', {
		size: 80,
		fill: 0xFFFFFF
	});
	bountyTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(bountyTxt);
	healthTxt = new Text2('Health: 3', {
		size: 60,
		fill: 0xFF0000
	});
	healthTxt.anchor.set(0, 0);
	healthTxt.x = 120;
	healthTxt.y = 100;
	LK.gui.topLeft.addChild(healthTxt);
	var attackButton = LK.getAsset('attackButton', {
		anchorX: 0.5,
		anchorY: 1,
		x: 0,
		y: 0
	});
	LK.gui.bottomRight.addChild(attackButton);
	var enemyAttackButton = LK.getAsset('enemyAttackButton', {
		anchorX: 0.5,
		anchorY: 1,
		x: -200,
		y: 0
	});
	LK.gui.bottomRight.addChild(enemyAttackButton);
	specialAttackButton = LK.getAsset('attackButton', {
		anchorX: 0.5,
		anchorY: 1,
		x: -400,
		y: 0
	});
	specialAttackButton.tint = 0xFF0000; // Red tint for special attack
	LK.gui.bottomRight.addChild(specialAttackButton);
	specialAttackCooldownTxt = new Text2('ESPECIAL: LISTO', {
		size: 50,
		fill: 0x00FF00
	});
	specialAttackCooldownTxt.anchor.set(0.5, 1);
	specialAttackCooldownTxt.x = -400;
	specialAttackCooldownTxt.y = -20;
	LK.gui.bottomRight.addChild(specialAttackCooldownTxt);
	// Set up button handlers
	attackButton.down = function (x, y, obj) {
		playerShip.shoot();
	};
	enemyAttackButton.down = function (x, y, obj) {
		for (var i = 0; i < enemies.length; i++) {
			enemies[i].shoot();
		}
		for (var i = 0; i < navyShips.length; i++) {
			navyShips[i].shoot();
		}
	};
	specialAttackButton.down = function (x, y, obj) {
		playerShip.specialAttack();
	};
}
// Initialize sound settings from storage
musicEnabled = storage.musicEnabled !== undefined ? storage.musicEnabled : true;
soundEnabled = storage.soundEnabled !== undefined ? storage.soundEnabled : true;
function createOceanBackground() {
	// Clear existing ocean layers
	for (var i = 0; i < oceanLayers.length; i++) {
		if (oceanLayers[i]) {
			oceanLayers[i].destroy();
		}
	}
	oceanLayers = [];
	// Create multiple wave layers with different heights and positions
	for (var layer = 0; layer < 9; layer++) {
		var waveAssetName = 'waveLayer' + (Math.floor(layer / 3) + 1);
		var wave = LK.getAsset(waveAssetName, {
			anchorX: 0,
			anchorY: 0,
			x: layer % 3 * 683 - 341,
			y: 300 + layer * 280,
			alpha: 0.8 - layer % 3 * 0.15,
			scaleY: 0.6 + layer % 3 * 0.2
		});
		game.addChild(wave);
		oceanLayers.push(wave);
		// Animate each wave layer with fluid motion
		var speed = 1.5 + layer % 3 * 0.8;
		var direction = layer % 2 === 0 ? 1 : -1;
		var horizontalOffset = Math.sin(layer * 0.5) * 100;
		// Start wave animation immediately
		tween(wave, {
			x: wave.x + direction * horizontalOffset,
			y: wave.y + direction * 30
		}, {
			duration: 2000 + layer * 300,
			easing: tween.easeInOut,
			onFinish: function (waveRef, dir, spd, hOffset) {
				return function () {
					// Create infinite wave motion
					animateWave(waveRef, dir, spd, hOffset);
				};
			}(wave, direction, speed, horizontalOffset)
		});
	}
}
function animateWave(wave, direction, speed, horizontalOffset) {
	if (!wave || !wave.parent) return;
	var targetY = wave.y + direction * 60;
	var targetX = wave.x + direction * horizontalOffset * 0.8;
	tween(wave, {
		y: targetY,
		x: targetX,
		alpha: wave.alpha + direction * 0.1
	}, {
		duration: 3000 / speed,
		easing: tween.easeInOut,
		onFinish: function onFinish() {
			if (wave && wave.parent) {
				animateWave(wave, -direction, speed, horizontalOffset);
			}
		}
	});
}
function showMainMenu() {
	// Clear any existing menus
	if (creditsMenu) {
		creditsMenu.destroy();
		creditsMenu = null;
	}
	if (soundOptionsMenu) {
		soundOptionsMenu.destroy();
		soundOptionsMenu = null;
	}
	if (mainMenu) {
		mainMenu.destroy();
		mainMenu = null;
	}
	// Create animated ocean background
	createOceanBackground();
	// Show main menu
	mainMenu = game.addChild(new MainMenu());
}
function showCredits() {
	if (mainMenu) {
		mainMenu.destroy();
		mainMenu = null;
	}
	creditsMenu = game.addChild(new CreditsMenu());
}
function showSoundOptions() {
	if (mainMenu) {
		mainMenu.destroy();
		mainMenu = null;
	}
	soundOptionsMenu = game.addChild(new SoundOptionsMenu());
}
// Show main menu
showMainMenu();
function updateUI() {
	bountyTxt.setText('Bounty: ' + LK.getScore());
	healthTxt.setText('Health: ' + playerShip.health);
}
function spawnTreasure() {
	var treasure = new TreasureChest();
	treasure.x = Math.random() * 1800 + 124;
	treasure.y = -60;
	treasures.push(treasure);
	game.addChild(treasure);
}
function spawnEnemy() {
	var enemy = new EnemyShip();
	enemy.x = Math.random() * 1800 + 124;
	enemy.y = -80;
	enemies.push(enemy);
	game.addChild(enemy);
}
function spawnNavy() {
	var navy = new NavyShip();
	navy.x = Math.random() * 1800 + 124;
	navy.y = -80;
	navyShips.push(navy);
	game.addChild(navy);
}
function spawnWhirlpool() {
	var whirlpool = new Whirlpool();
	whirlpool.x = Math.random() * 1800 + 124;
	whirlpool.y = -100;
	whirlpools.push(whirlpool);
	game.addChild(whirlpool);
}
function spawnDevilFruit() {
	var fruit = new DevilFruit();
	fruit.x = Math.random() * 1800 + 124;
	fruit.y = -40;
	devilFruits.push(fruit);
	game.addChild(fruit);
}
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.x = Math.max(60, Math.min(1988, x));
		dragNode.y = Math.max(60, Math.min(2672, y));
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (!gameStarted || !playerShip) return;
	var distance = Math.sqrt((x - playerShip.x) * (x - playerShip.x) + (y - playerShip.y) * (y - playerShip.y));
	if (distance < 100) {
		dragNode = playerShip;
		handleMove(x, y, obj);
	}
};
game.up = function (x, y, obj) {
	if (!gameStarted) return;
	dragNode = null;
};
game.update = function () {
	if (!gameStarted) return;
	spawnTimer++;
	difficultyLevel = Math.floor(LK.getScore() / 1000) + 1;
	if (spawnTimer % 120 === 0) {
		spawnTreasure();
	}
	// Only spawn if total ships on screen is less than 3
	var totalShips = enemies.length + navyShips.length;
	if (spawnTimer % (180 - difficultyLevel * 20) === 0 && totalShips < 3) {
		if (Math.random() < 0.7) {
			spawnEnemy();
		} else {
			spawnNavy();
		}
	}
	if (spawnTimer % 300 === 0) {
		spawnWhirlpool();
	}
	if (spawnTimer % 600 === 0) {
		spawnDevilFruit();
	}
	for (var i = treasures.length - 1; i >= 0; i--) {
		var treasure = treasures[i];
		if (treasure.lastY === undefined) treasure.lastY = treasure.y;
		if (treasure.lastY < 2800 && treasure.y >= 2800) {
			treasure.destroy();
			treasures.splice(i, 1);
			continue;
		}
		if (treasure.intersects(playerShip)) {
			LK.setScore(LK.getScore() + treasure.value);
			if (soundEnabled) {
				LK.getSound('treasure').play();
			}
			treasure.destroy();
			treasures.splice(i, 1);
			continue;
		}
		treasure.lastY = treasure.y;
	}
	for (var i = enemies.length - 1; i >= 0; i--) {
		var enemy = enemies[i];
		if (enemy.lastY === undefined) enemy.lastY = enemy.y;
		if (enemy.lastBattleDistance === undefined) enemy.lastBattleDistance = 999;
		// Check if enemy ship crosses the 70% screen line (1912px from top)
		if (enemy.lastY <= 1912 && enemy.y > 1912) {
			LK.showGameOver();
			return;
		}
		if (enemy.lastY < 2800 && enemy.y >= 2800) {
			enemy.destroy();
			enemies.splice(i, 1);
			continue;
		}
		// Check distance for battle initiation
		var distance = Math.sqrt((enemy.x - playerShip.x) * (enemy.x - playerShip.x) + (enemy.y - playerShip.y) * (enemy.y - playerShip.y));
		if (enemy.lastBattleDistance > 150 && distance <= 150) {
			// Battle starts when enemy gets very close (within 150 pixels)
			LK.effects.flashScreen(0xFFFF00, 500);
			LK.effects.flashObject(enemy, 0xFF0000, 1000);
			LK.effects.flashObject(playerShip, 0x00FFFF, 1000);
			// Destroy enemy ship and give bonus points for battle victory
			LK.setScore(LK.getScore() + 500);
			enemy.destroy();
			enemies.splice(i, 1);
			continue;
		}
		if (enemy.intersects(playerShip)) {
			playerShip.takeDamage();
		}
		enemy.lastY = enemy.y;
		enemy.lastBattleDistance = distance;
	}
	for (var i = navyShips.length - 1; i >= 0; i--) {
		var navy = navyShips[i];
		if (navy.lastY === undefined) navy.lastY = navy.y;
		if (navy.lastBattleDistance === undefined) navy.lastBattleDistance = 999;
		// Check if navy ship crosses the 70% screen line (1912px from top)
		if (navy.lastY <= 1912 && navy.y > 1912) {
			LK.showGameOver();
			return;
		}
		if (navy.lastY < 2800 && navy.y >= 2800) {
			navy.destroy();
			navyShips.splice(i, 1);
			continue;
		}
		// Check distance for battle initiation
		var distance = Math.sqrt((navy.x - playerShip.x) * (navy.x - playerShip.x) + (navy.y - playerShip.y) * (navy.y - playerShip.y));
		if (navy.lastBattleDistance > 150 && distance <= 150) {
			// Battle starts when navy gets very close (within 150 pixels)
			LK.effects.flashScreen(0xFFFF00, 500);
			LK.effects.flashObject(navy, 0xFF0000, 1000);
			LK.effects.flashObject(playerShip, 0x00FFFF, 1000);
			// Destroy navy ship and give bonus points for battle victory
			LK.setScore(LK.getScore() + 600);
			navy.destroy();
			navyShips.splice(i, 1);
			continue;
		}
		if (navy.intersects(playerShip)) {
			playerShip.takeDamage();
		}
		navy.lastY = navy.y;
		navy.lastBattleDistance = distance;
	}
	for (var i = cannonballs.length - 1; i >= 0; i--) {
		var ball = cannonballs[i];
		if (ball.lastY === undefined) ball.lastY = ball.y;
		if (ball.lastY > -50 && ball.y <= -50 || ball.lastY < 2800 && ball.y >= 2800) {
			ball.destroy();
			cannonballs.splice(i, 1);
			continue;
		}
		if (ball.isPlayerBullet) {
			for (var j = enemies.length - 1; j >= 0; j--) {
				if (ball.intersects(enemies[j])) {
					if (enemies[j].takeDamage()) {
						LK.setScore(LK.getScore() + 200);
						enemies[j].destroy();
						enemies.splice(j, 1);
					}
					ball.destroy();
					cannonballs.splice(i, 1);
					break;
				}
			}
			for (var j = navyShips.length - 1; j >= 0; j--) {
				if (ball.intersects(navyShips[j])) {
					if (navyShips[j].takeDamage()) {
						LK.setScore(LK.getScore() + 300);
						navyShips[j].destroy();
						navyShips.splice(j, 1);
					}
					ball.destroy();
					cannonballs.splice(i, 1);
					break;
				}
			}
		} else {
			if (ball.intersects(playerShip)) {
				playerShip.takeDamage();
				ball.destroy();
				cannonballs.splice(i, 1);
				continue;
			}
		}
		ball.lastY = ball.y;
	}
	for (var i = whirlpools.length - 1; i >= 0; i--) {
		var whirlpool = whirlpools[i];
		if (whirlpool.lastY === undefined) whirlpool.lastY = whirlpool.y;
		if (whirlpool.lastY < 2800 && whirlpool.y >= 2800) {
			whirlpool.destroy();
			whirlpools.splice(i, 1);
			continue;
		}
		if (whirlpool.intersects(playerShip)) {
			playerShip.takeDamage();
		}
		whirlpool.lastY = whirlpool.y;
	}
	for (var i = devilFruits.length - 1; i >= 0; i--) {
		var fruit = devilFruits[i];
		if (fruit.lastY === undefined) fruit.lastY = fruit.y;
		if (fruit.lastY < 2800 && fruit.y >= 2800) {
			fruit.destroy();
			devilFruits.splice(i, 1);
			continue;
		}
		if (fruit.intersects(playerShip)) {
			if (soundEnabled) {
				LK.getSound('powerup').play();
			}
			if (fruit.powerType === 0) {
				playerShip.invulnerable = true;
				LK.effects.flashObject(playerShip, 0x00FF00, 3000);
				LK.setTimeout(function () {
					playerShip.invulnerable = false;
				}, 3000);
			} else {
				playerShip.speedBoost = true;
				LK.setTimeout(function () {
					playerShip.speedBoost = false;
				}, 3000);
			}
			fruit.destroy();
			devilFruits.splice(i, 1);
			continue;
		}
		fruit.lastY = fruit.y;
	}
	// Handle bombs
	for (var i = bombs.length - 1; i >= 0; i--) {
		var bomb = bombs[i];
		if (bomb.lastY === undefined) bomb.lastY = bomb.y;
		if (bomb.lastY > -50 && bomb.y <= -50) {
			bomb.destroy();
			bombs.splice(i, 1);
			continue;
		}
		// Check bomb collisions with enemies
		for (var j = enemies.length - 1; j >= 0; j--) {
			if (bomb.intersects(enemies[j])) {
				if (enemies[j].takeDamage()) {
					LK.setScore(LK.getScore() + 250);
					enemies[j].destroy();
					enemies.splice(j, 1);
				}
				bomb.destroy();
				bombs.splice(i, 1);
				break;
			}
		}
		// Check bomb collisions with navy ships
		if (bombs[i]) {
			// Check if bomb still exists
			for (var j = navyShips.length - 1; j >= 0; j--) {
				if (bomb.intersects(navyShips[j])) {
					if (navyShips[j].takeDamage()) {
						LK.setScore(LK.getScore() + 350);
						navyShips[j].destroy();
						navyShips.splice(j, 1);
					}
					bomb.destroy();
					bombs.splice(i, 1);
					break;
				}
			}
		}
		if (bombs[i]) {
			// Update lastY if bomb still exists
			bomb.lastY = bomb.y;
		}
	}
	// Update special attack cooldown
	if (specialAttackCooldown > 0) {
		specialAttackCooldown--;
		var remainingSeconds = Math.ceil(specialAttackCooldown / 60);
		specialAttackCooldownTxt.setText('ESPECIAL: ' + remainingSeconds + 's');
		specialAttackCooldownTxt.fill = 0xFF0000;
		specialAttackButton.alpha = 0.5;
	} else {
		specialAttackCooldownTxt.setText('ESPECIAL: LISTO');
		specialAttackCooldownTxt.fill = 0x00FF00;
		specialAttackButton.alpha = 1.0;
	}
	updateUI();
	if (LK.getScore() >= 10000) {
		LK.showYouWin();
	}
};