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

/**** 
* Classes
****/ 
var ArrowKey = Container.expand(function () {
	var self = Container.call(this);
	var arrowGraphics = self.attachAsset('arrowUp', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.direction = 'up'; // Default direction
	self.setDirection = function (direction) {
		self.direction = direction;
		switch (direction) {
			case 'up':
				arrowGraphics = self.attachAsset('arrowUp', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				break;
			case 'down':
				arrowGraphics = self.attachAsset('arrowDown', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				break;
			case 'left':
				arrowGraphics = self.attachAsset('arrowLeft', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				break;
			case 'right':
				arrowGraphics = self.attachAsset('arrowRight', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				break;
		}
	};
	return self;
});
var Asteroid = Container.expand(function () {
	var self = Container.call(this);
	var asteroidGraphics = self.attachAsset('asteroid', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var HomeBase = Container.expand(function () {
	var self = Container.call(this);
	var baseGraphics = self.attachAsset('homeBase', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var Mineral = Container.expand(function () {
	var self = Container.call(this);
	var mineralGraphics = self.attachAsset('mineral', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var Spaceship = Container.expand(function () {
	var self = Container.call(this);
	var spaceshipGraphics = self.attachAsset('spaceship', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.energy = 100;
	self.update = function () {
		// Update logic for spaceship
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Initialize assets used in this game. Scale them according to what is needed for the game.
game.setBackgroundColor(0x000000);
var homeBase = game.addChild(new HomeBase());
homeBase.x = 2048 / 2;
homeBase.y = 2732 - 300;
var spaceship = game.addChild(new Spaceship());
spaceship.x = 2048 / 2;
spaceship.y = 2732 - 150;
var asteroids = [];
var minerals = [];
var score = 0;
var energy = 100;
var arrowUp = game.addChild(new ArrowKey());
arrowUp.setDirection('up');
arrowUp.x = 2048 / 2;
arrowUp.y = 2732 - 300;
var arrowDown = game.addChild(new ArrowKey());
arrowDown.setDirection('down');
arrowDown.x = 2048 / 2;
arrowDown.y = 2732 - 50;
var arrowLeft = game.addChild(new ArrowKey());
arrowLeft.setDirection('left');
arrowLeft.x = 2048 / 2 - 150;
arrowLeft.y = 2732 - 150;
var arrowRight = game.addChild(new ArrowKey());
arrowRight.setDirection('right');
arrowRight.x = 2048 / 2 + 150;
arrowRight.y = 2732 - 150;
var scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var energyTxt = new Text2('Energy: 100', {
	size: 100,
	fill: 0xFFFFFF
});
energyTxt.anchor.set(0.5, 0);
LK.gui.topRight.addChild(energyTxt);
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.x = x;
		dragNode.y = y;
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	dragNode = spaceship;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
game.update = function () {
	if (LK.ticks % 60 == 0) {
		var newAsteroid = new Asteroid();
		newAsteroid.x = Math.random() * 2048;
		newAsteroid.y = -50;
		asteroids.push(newAsteroid);
		game.addChild(newAsteroid);
	}
	for (var i = asteroids.length - 1; i >= 0; i--) {
		var asteroid = asteroids[i];
		if (asteroid.y > 2732) {
			asteroid.destroy();
			asteroids.splice(i, 1);
			continue;
		}
		if (spaceship.intersects(asteroid)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	}
	if (LK.ticks % 120 == 0) {
		var newMineral = new Mineral();
		newMineral.x = Math.random() * 2048;
		newMineral.y = -50;
		minerals.push(newMineral);
		game.addChild(newMineral);
	}
	for (var j = minerals.length - 1; j >= 0; j--) {
		var mineral = minerals[j];
		if (mineral.y > 2732) {
			mineral.destroy();
			minerals.splice(j, 1);
			continue;
		}
		if (spaceship.intersects(mineral)) {
			score += 10;
			scoreTxt.setText('Score: ' + score);
			mineral.destroy();
			minerals.splice(j, 1);
		}
	}
};
LK.playMusic('bgMusic');

===================================================================
--- original.js
+++ change.js
@@ -56,8 +56,16 @@
 		self.y += self.speed;
 	};
 	return self;
 });
+var HomeBase = Container.expand(function () {
+	var self = Container.call(this);
+	var baseGraphics = self.attachAsset('homeBase', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	return self;
+});
 var Mineral = Container.expand(function () {
 	var self = Container.call(this);
 	var mineralGraphics = self.attachAsset('mineral', {
 		anchorX: 0.5,
@@ -89,8 +97,11 @@
 * Game Code
 ****/ 
 // Initialize assets used in this game. Scale them according to what is needed for the game.
 game.setBackgroundColor(0x000000);
+var homeBase = game.addChild(new HomeBase());
+homeBase.x = 2048 / 2;
+homeBase.y = 2732 - 300;
 var spaceship = game.addChild(new Spaceship());
 spaceship.x = 2048 / 2;
 spaceship.y = 2732 - 150;
 var asteroids = [];