/**** 
* Classes
****/ 
// Pipe class to represent obstacles
var Pipe = Container.expand(function () {
	var self = Container.call(this);
	var pipeGraphics = self.attachAsset('pipe', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -5;
	self.update = function () {
		self.x += self.speed;
	};
});
// Assets will be automatically created and loaded by the LK engine based on their usage in the code.
// SpongeBob class to represent the player character
var SpongeBob = Container.expand(function () {
	var self = Container.call(this);
	var spongebobGraphics = self.attachAsset('spongebob', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocity = 0;
	self.gravity = 0.5;
	self.flapStrength = -10;
	self.flap = function () {
		self.velocity = self.flapStrength;
	};
	self.update = function () {
		self.velocity += self.gravity;
		self.y += self.velocity;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Sky blue background
});

/**** 
* Game Code
****/ 
var spongebob = game.addChild(new SpongeBob());
spongebob.x = 2048 / 4;
spongebob.y = 2732 / 2;
var pipes = [];
var score = 0;
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
function spawnPipe() {
	var pipe = new Pipe();
	pipe.x = 2048;
	pipe.y = Math.random() * (2732 - 400) + 200; // Random y position
	pipes.push(pipe);
	game.addChild(pipe);
}
game.down = function (x, y, obj) {
	spongebob.flap();
};
game.update = function () {
	spongebob.update();
	for (var i = pipes.length - 1; i >= 0; i--) {
		pipes[i].update();
		if (pipes[i].x < -100) {
			pipes[i].destroy();
			pipes.splice(i, 1);
			score++;
			scoreTxt.setText(score);
		}
		if (spongebob.intersects(pipes[i])) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	}
	if (LK.ticks % 90 == 0) {
		spawnPipe();
	}
	if (spongebob.y > 2732 || spongebob.y < 0) {
		LK.effects.flashScreen(0xff0000, 1000);
		LK.showGameOver();
	}
};