package {
	import flare.basic.*;
	import flare.collisions.*;
	import flare.core.*;
	import flare.primitives.*;
	import flare.system.*;
	import flare.utils.*;
	import flash.display.*;
	import flash.events.*;
	import flash.geom.*;
	
	public class Main extends Sprite {
		private var _scene:Scene3D;
		private var hero:Pivot3D;
		private var heroCollision:SphereCollision;
		private var _level:Pivot3D;
		
		public function Main():void {
			if (stage) init();
			else addEventListener(Event.ADDED_TO_STAGE, init);
		}
		
		private function init(e:Event = null):void {
			removeEventListener(Event.ADDED_TO_STAGE, init);
			_scene = new Viewer3D(this);
			_level = _scene.addChildFromFile("assets/test.f3d");
			
			_scene.addEventListener(Scene3D.COMPLETE_EVENT, onSceneComplete);
		}
		
		private function onSceneComplete(e:Event):void {
			_scene.removeEventListener(Scene3D.COMPLETE_EVENT, onSceneComplete);
			var cube:Pivot3D = _level.addChild(new Cube("Collision", 50, 50, 50));
			cube.setPosition( -50, 0, 200);
			_createHero();
			_createCamera();
			_scene.addEventListener(Scene3D.UPDATE_EVENT, onSceneUpdate);
		}
		
		private function _createCamera():void {
			_scene.camera = new Camera3D( "myOwnCamera" );
			_scene.camera.setPosition( 0, 1000, 0 );
			_scene.camera.lookAt(hero.x, hero.y, hero.z);
			_scene.camera.fieldOfView = 60;
		}
		
		private function _createHero():void {
			var pos:Point = new Point(0, 215);
			var rad:Number = 5;
			hero = _scene.addChild(new Sphere("hero", rad));
			hero.x = pos.x;
			hero.z = pos.y;
			var offset:Vector3D = new Vector3D(0, 0, 0);
			heroCollision = new SphereCollision(hero, rad, offset);
			heroCollision.addCollisionWith(_level, true);
			heroCollision.reset();
			
			var sphere:Pivot3D = new Sphere("", rad);
			sphere.setPosition(offset.x, offset.y, offset.z);
			hero.addChild(sphere);
		}
		
		private function onSceneUpdate(e:Event):void {
			var speed:Number = 1;
			if ( Input3D.keyDown( Input3D.UP ) ) hero.translateZ( speed );
			if ( Input3D.keyDown( Input3D.DOWN ) ) hero.translateZ( -speed );
			if ( Input3D.keyDown( Input3D.LEFT ) ) hero.translateX( -speed );
			if ( Input3D.keyDown( Input3D.RIGHT ) ) hero.translateX( speed );
			
			trace(heroCollision.slider());
			
			Pivot3DUtils.setPositionWithReference( _scene.camera, 0, 50, 0, hero );
		}
		
	}
	
}