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

/**** 
* Classes
****/ 
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.health = 1;
	self.shootTimer = 0;
	self.shootDelay = Math.random() * 120 + 60;
	self.update = function () {
		self.y += self.speed;
		self.shootTimer++;
		if (self.shootTimer >= self.shootDelay) {
			self.shootTimer = 0;
			self.shootDelay = Math.random() * 120 + 60;
			var bullet = new EnemyBullet();
			bullet.x = self.x;
			bullet.y = self.y + 30;
			bullet.lastY = bullet.y;
			enemyBullets.push(bullet);
			game.addChild(bullet);
		}
	};
	return self;
});
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('enemyBullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var shipGraphics = self.attachAsset('playerShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.fireRate = 15;
	self.fireTimer = 0;
	self.rapidFire = false;
	self.rapidFireTimer = 0;
	self.multiBullet = false;
	self.multiBulletTimer = 0;
	self.update = function () {
		self.fireTimer++;
		var currentFireRate = self.rapidFire ? 5 : self.fireRate;
		if (self.fireTimer >= currentFireRate) {
			self.fireTimer = 0;
			if (self.multiBullet) {
				// Fire 3 bullets in spread pattern
				var bullet1 = new PlayerBullet();
				bullet1.x = self.x - 30;
				bullet1.y = self.y - 50;
				bullet1.lastY = bullet1.y;
				playerBullets.push(bullet1);
				game.addChild(bullet1);
				var bullet2 = new PlayerBullet();
				bullet2.x = self.x;
				bullet2.y = self.y - 50;
				bullet2.lastY = bullet2.y;
				playerBullets.push(bullet2);
				game.addChild(bullet2);
				var bullet3 = new PlayerBullet();
				bullet3.x = self.x + 30;
				bullet3.y = self.y - 50;
				bullet3.lastY = bullet3.y;
				playerBullets.push(bullet3);
				game.addChild(bullet3);
			} else {
				// Fire single bullet
				var bullet = new PlayerBullet();
				bullet.x = self.x;
				bullet.y = self.y - 50;
				bullet.lastY = bullet.y;
				playerBullets.push(bullet);
				game.addChild(bullet);
			}
			LK.getSound('shoot').play();
		}
		if (self.rapidFire) {
			self.rapidFireTimer--;
			if (self.rapidFireTimer <= 0) {
				self.rapidFire = false;
			}
		}
		if (self.multiBullet) {
			self.multiBulletTimer--;
			if (self.multiBulletTimer <= 0) {
				self.multiBullet = false;
			}
		}
	};
	self.activateRapidFire = function () {
		self.rapidFire = true;
		self.rapidFireTimer = 300;
	};
	self.activateMultiBullet = function () {
		self.multiBullet = true;
		self.multiBulletTimer = 300;
	};
	return self;
});
var PlayerBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('playerBullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -12;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var PowerUp = Container.expand(function () {
	var self = Container.call(this);
	var powerupGraphics = self.attachAsset('powerup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	// Randomly choose between rapidFire and multiBullet
	self.type = Math.random() < 0.5 ? 'rapidFire' : 'multiBullet';
	// Set different colors based on type
	if (self.type === 'rapidFire') {
		powerupGraphics.tint = 0x00ffff; // Cyan for rapid fire
	} else {
		powerupGraphics.tint = 0xff00ff; // Magenta for multi-bullet
	}
	self.update = function () {
		self.y += self.speed;
		self.rotation += 0.1;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000011
});

/**** 
* Game Code
****/ 
var player;
var playerBullets = [];
var enemies = [];
var enemyBullets = [];
var powerups = [];
var waveTimer = 0;
var difficultyLevel = 1;
var enemySpawnRate = 180;
var lives = 3;
var scoreTxt = new Text2('0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var levelTxt = new Text2('Wave 1', {
	size: 40,
	fill: 0x00FF00
});
levelTxt.anchor.set(0, 0);
levelTxt.x = 20;
levelTxt.y = 20;
LK.gui.topLeft.addChild(levelTxt);
var livesTxt = new Text2('Lives: 3', {
	size: 40,
	fill: 0xFFFFFF
});
livesTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(livesTxt);
player = game.addChild(new Player());
player.x = 1024;
player.y = 2500;
var dragNode = null;
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.x = Math.max(40, Math.min(2008, x));
		dragNode.y = Math.max(100, Math.min(2632, y));
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	dragNode = player;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
function spawnEnemy() {
	var enemy = new Enemy();
	enemy.x = Math.random() * 1800 + 124;
	enemy.y = -30;
	enemy.lastY = enemy.y;
	enemy.lastIntersecting = false;
	enemies.push(enemy);
	game.addChild(enemy);
}
function spawnPowerUp(x, y) {
	if (Math.random() < 0.3) {
		var powerup = new PowerUp();
		powerup.x = x;
		powerup.y = y;
		powerup.lastY = powerup.y;
		powerup.lastIntersecting = false;
		powerups.push(powerup);
		game.addChild(powerup);
	}
}
game.update = function () {
	waveTimer++;
	if (waveTimer % 1800 === 0) {
		difficultyLevel++;
		enemySpawnRate = Math.max(60, enemySpawnRate - 20);
		levelTxt.setText('Wave ' + difficultyLevel);
		LK.effects.flashScreen(0x0000ff, 500);
		// Check win condition after 3 waves
		if (difficultyLevel > 3) {
			LK.showYouWin();
			return;
		}
	}
	if (waveTimer % enemySpawnRate === 0) {
		spawnEnemy();
	}
	for (var i = playerBullets.length - 1; i >= 0; i--) {
		var bullet = playerBullets[i];
		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
		if (bullet.lastY >= -10 && bullet.y < -10) {
			bullet.destroy();
			playerBullets.splice(i, 1);
			continue;
		}
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (bullet.intersects(enemy)) {
				enemy.health--;
				if (enemy.health <= 0) {
					LK.setScore(LK.getScore() + 100);
					scoreTxt.setText(LK.getScore());
					LK.getSound('enemyHit').play();
					spawnPowerUp(enemy.x, enemy.y);
					enemy.destroy();
					enemies.splice(j, 1);
				}
				bullet.destroy();
				playerBullets.splice(i, 1);
				break;
			}
		}
		bullet.lastY = bullet.y;
	}
	for (var i = enemyBullets.length - 1; i >= 0; i--) {
		var bullet = enemyBullets[i];
		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
		if (bullet.lastY <= 2742 && bullet.y > 2742) {
			bullet.destroy();
			enemyBullets.splice(i, 1);
			continue;
		}
		if (bullet.intersects(player)) {
			lives--;
			livesTxt.setText('Lives: ' + lives);
			LK.effects.flashScreen(0xff0000, 1000);
			LK.getSound('playerHit').play();
			bullet.destroy();
			enemyBullets.splice(i, 1);
			if (lives <= 0) {
				LK.showGameOver();
				return;
			}
		}
		bullet.lastY = bullet.y;
	}
	for (var i = enemies.length - 1; i >= 0; i--) {
		var enemy = enemies[i];
		if (enemy.lastY === undefined) enemy.lastY = enemy.y;
		if (enemy.lastY <= 2742 && enemy.y > 2742) {
			enemy.destroy();
			enemies.splice(i, 1);
			continue;
		}
		if (enemy.intersects(player)) {
			lives--;
			livesTxt.setText('Lives: ' + lives);
			LK.effects.flashScreen(0xff0000, 1000);
			LK.getSound('playerHit').play();
			enemy.destroy();
			enemies.splice(i, 1);
			if (lives <= 0) {
				LK.showGameOver();
				return;
			}
		}
		enemy.lastY = enemy.y;
	}
	for (var i = powerups.length - 1; i >= 0; i--) {
		var powerup = powerups[i];
		if (powerup.lastY === undefined) powerup.lastY = powerup.y;
		if (powerup.lastIntersecting === undefined) powerup.lastIntersecting = false;
		if (powerup.lastY <= 2742 && powerup.y > 2742) {
			powerup.destroy();
			powerups.splice(i, 1);
			continue;
		}
		var currentIntersecting = powerup.intersects(player);
		if (!powerup.lastIntersecting && currentIntersecting) {
			if (powerup.type === 'rapidFire') {
				player.activateRapidFire();
				LK.effects.flashObject(player, 0x00ffff, 500);
			} else if (powerup.type === 'multiBullet') {
				player.activateMultiBullet();
				LK.effects.flashObject(player, 0xff00ff, 500);
			}
			LK.getSound('powerupCollect').play();
			powerup.destroy();
			powerups.splice(i, 1);
			continue;
		}
		powerup.lastY = powerup.y;
		powerup.lastIntersecting = currentIntersecting;
	}
};