/**** 
* Classes
****/ 
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -12;
	self.update = function () {
		self.x += self.speed;
	};
	return self;
});
var Orb = Container.expand(function () {
	var self = Container.call(this);
	var orbGraphics = self.attachAsset('orb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityY = 0;
	self.gravity = 15;
	self.jumpPower = -250;
	self.onGround = false;
	self.update = function () {
		self.velocityY += self.gravity;
		self.y += self.velocityY;
		// Ground collision
		if (self.y > 2632 - 80 - 50) {
			self.y = 2632 - 80 - 50;
			self.velocityY = 0;
			self.onGround = true;
		} else {
			self.onGround = false;
		}
	};
	self.jump = function () {
		if (self.onGround) {
			self.velocityY = self.jumpPower;
			self.onGround = false;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x111111
});

/**** 
* Game Code
****/ 
// Create ground
var ground = game.addChild(LK.getAsset('ground', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 2632 - 40
}));
// Create orb
var orb = game.addChild(new Orb());
orb.x = 1024;
orb.y = 2632 - 80 - 50;
// Game input handling
game.down = function (x, y, obj) {
	orb.jump();
};
// Obstacles array
var obstacles = [];
var score = 0;
// Score display
var scoreText = new Text2('Skor: 0', {
	size: 45,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0, 0);
LK.gui.topLeft.addChild(scoreText);
scoreText.x = 30;
scoreText.y = 60;
// Spawn obstacles
function spawnObstacle() {
	var obs = game.addChild(new Obstacle());
	obs.x = 2048 + 50;
	obs.y = 2632 - 80 - 15;
	obs.lastIntersecting = false;
	obstacles.push(obs);
}
// Spawn timer
var spawnTimer = 0;
var spawnInterval = 90; // 1.5 seconds at 60fps
// Score timer
var scoreTimer = 0;
var scoreInterval = 60; // 1 second at 60fps
game.update = function () {
	// Spawn obstacles
	spawnTimer++;
	if (spawnTimer >= spawnInterval) {
		spawnObstacle();
		spawnTimer = 0;
	}
	// Update score
	scoreTimer++;
	if (scoreTimer >= scoreInterval) {
		score++;
		scoreText.setText('Skor: ' + score);
		scoreTimer = 0;
	}
	// Check obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		var obs = obstacles[i];
		// Remove off-screen obstacles
		if (obs.x < -50) {
			obs.destroy();
			obstacles.splice(i, 1);
			continue;
		}
		// Check collision
		var currentIntersecting = orb.intersects(obs);
		if (!obs.lastIntersecting && currentIntersecting) {
			LK.showGameOver();
			return;
		}
		obs.lastIntersecting = currentIntersecting;
	}
};