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

/**** 
* Classes
****/ 
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphic = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speedX = 0;
	self.speedY = 0;
	self.active = true;
	self.reset = function (speedMultiplier) {
		// Set position to center of screen
		self.x = 2048 / 2;
		self.y = 2732 / 2;
		// Random horizontal speed
		self.speedX = (Math.random() * 8 - 4) * speedMultiplier;
		self.speedY = (Math.random() * 2 + 3) * speedMultiplier;
		self.active = true;
	};
	self.update = function () {
		if (!self.active) {
			return;
		}
		// Apply velocity
		self.x += self.speedX;
		self.y += self.speedY;
		// Bounce off sides
		if (self.x < 20 || self.x > 2028) {
			self.speedX = -self.speedX;
			// Keep the ball within the game boundaries
			self.x = Math.max(20, Math.min(2028, self.x));
		}
		// Check if ball hits the top of the screen
		if (self.y < 20) {
			self.speedY = -self.speedY;
			self.y = 20;
		}
	};
	return self;
});
var Paddle = Container.expand(function () {
	var self = Container.call(this);
	var paddleGraphic = self.attachAsset('paddle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.width = paddleGraphic.width;
	self.height = paddleGraphic.height;
	self.update = function () {
		// Keep paddle within screen bounds
		self.x = Math.max(self.width / 2, Math.min(2048 - self.width / 2, self.x));
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x34495e
});

/**** 
* Game Code
****/ 
// Game variables
var paddle;
var lava;
var balls = [];
var score = 0;
var level = 1;
var combo = 0;
var lastBallHit = 0;
var gameActive = true;
var speedMultiplier = 1.0;
var maxBalls = 1;
var ballsInPlay = 0;
var spawnInterval;
// UI elements
var scoreTxt;
var levelTxt;
var comboTxt;
// Create background
var background = LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
});
game.addChild(background);
// Initialize lava
lava = LK.getAsset('lava', {
	anchorX: 0.5,
	anchorY: 0,
	x: 2048 / 2,
	y: 2732 - 200
});
game.addChild(lava);
// Initialize paddle
paddle = new Paddle();
paddle.x = 2048 / 2;
paddle.y = 2732 - 250;
game.addChild(paddle);
// Create score text
scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0, 0);
scoreTxt.x = 50;
scoreTxt.y = 50;
LK.gui.addChild(scoreTxt);
// Create level text
levelTxt = new Text2('Level: 1', {
	size: 80,
	fill: 0xFFFFFF
});
levelTxt.anchor.set(1, 0);
levelTxt.x = 2000;
levelTxt.y = 50;
LK.gui.addChild(levelTxt);
// Create combo text
comboTxt = new Text2('', {
	size: 60,
	fill: 0xF39C12
});
comboTxt.anchor.set(0.5, 0);
comboTxt.x = 1024;
comboTxt.y = 50;
comboTxt.alpha = 0;
LK.gui.addChild(comboTxt);
// Initialize balls array
function createBall() {
	if (ballsInPlay >= maxBalls || !gameActive) {
		return;
	}
	var ball = new Ball();
	ball.reset(speedMultiplier);
	balls.push(ball);
	game.addChild(ball);
	ballsInPlay++;
}
// Handle paddle movement
game.down = function (x, y, obj) {
	paddle.x = x;
};
game.move = function (x, y, obj) {
	paddle.x = x;
};
// Update function
game.update = function () {
	if (!gameActive) {
		return;
	}
	// Only create a ball if none exists
	if (ballsInPlay === 0) {
		createBall();
	}
	// Update paddle
	paddle.update();
	// Update all balls
	for (var i = balls.length - 1; i >= 0; i--) {
		var ball = balls[i];
		if (!ball.active) {
			continue;
		}
		ball.update();
		// Check if ball hits paddle
		if (ball.speedY > 0 && ball.y + 20 >= paddle.y - paddle.height / 2 && ball.y - 20 <= paddle.y + paddle.height / 2 && ball.x + 20 >= paddle.x - paddle.width / 2 && ball.x - 20 <= paddle.x + paddle.width / 2) {
			// Calculate bounce angle based on where the ball hit the paddle
			var hitPos = (ball.x - paddle.x) / (paddle.width / 2);
			ball.speedX = hitPos * 8 * speedMultiplier;
			ball.speedY = -Math.abs(ball.speedY) - 0.5;
			// Move ball above paddle to prevent multiple collisions
			ball.y = paddle.y - paddle.height / 2 - 20;
			// Handle scoring
			var now = Date.now();
			if (now - lastBallHit < 1500) {
				combo++;
				score += 10 * combo;
				comboTxt.setText('Combo x' + combo + '!');
				comboTxt.alpha = 1;
				tween(comboTxt, {
					alpha: 0
				}, {
					duration: 1500
				});
			} else {
				combo = 1;
				score += 10;
			}
			lastBallHit = now;
			// Update score
			scoreTxt.setText('Score: ' + score);
			LK.setScore(score);
			// Play bounce sound
			LK.getSound('bounce').play();
			// Level up based on score
			if (score >= level * 100) {
				levelUp();
			}
		}
		// Check if ball falls into lava
		if (ball.y > lava.y) {
			// Play lava sound
			LK.getSound('lava').play();
			// Flash the lava
			tween(lava, {
				tint: 0xffffff
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(lava, {
						tint: 0xe74c3c
					}, {
						duration: 200
					});
				}
			});
			// Remove ball
			ball.active = false;
			ball.destroy();
			balls.splice(i, 1);
			ballsInPlay--;
			// Check game over
			if (balls.length === 0 && ballsInPlay === 0) {
				gameOver();
			}
		}
	}
};
function levelUp() {
	level++;
	levelTxt.setText('Level: ' + level);
	// Show level up message
	var levelUpTxt = new Text2('LEVEL UP!', {
		size: 120,
		fill: 0x2ECC71
	});
	levelUpTxt.anchor.set(0.5, 0.5);
	levelUpTxt.x = 1024;
	levelUpTxt.y = 1366;
	LK.gui.addChild(levelUpTxt);
	// Animate level up message
	tween(levelUpTxt, {
		alpha: 0,
		scaleX: 2,
		scaleY: 2
	}, {
		duration: 1000,
		onFinish: function onFinish() {
			levelUpTxt.destroy();
		}
	});
	// Increase difficulty
	speedMultiplier += 0.1;
	maxBalls = 1; // Keep maxBalls at 1
}
function gameOver() {
	gameActive = false;
	// Game over - let LK handle it
	LK.showGameOver();
}
// Start the game
function startGame() {
	// Reset variables
	score = 0;
	level = 1;
	combo = 0;
	lastBallHit = 0;
	gameActive = true;
	speedMultiplier = 1.0;
	maxBalls = 5;
	ballsInPlay = 0;
	// Update UI
	scoreTxt.setText('Score: 0');
	levelTxt.setText('Level: 1');
	comboTxt.setText('');
	comboTxt.alpha = 0;
	// Clear any existing balls
	for (var i = 0; i < balls.length; i++) {
		balls[i].destroy();
	}
	balls = [];
	// Start with one ball
	createBall();
	// Play music
	LK.playMusic('gameMusic', {
		fade: {
			start: 0,
			end: 0.6,
			duration: 1000
		}
	});
}
// Start the game
startGame();