using System;
using System.Collections.Generic;

using OpenTK;
using org.niclasundharald.engine.graphics;

using nhengine.Audio;


namespace org.niclasundharald.engine
{
	public class Actor : WorldObject
	{
		private static List<Actor> activeActors = new List<Actor>();
		private static List<Actor> finishedActors = new List<Actor>();


		public static void updateAll(float timespan)
		{
			foreach (Actor a in activeActors)
			{
				a.update(timespan);
			}

			foreach (Actor a in finishedActors)
			{
				activeActors.Remove(a);


			}
			finishedActors.Clear();

		}

		private int id;

		public Actor(int id)
		{
			Console.WriteLine("New Actor: {0} / {1}",id,this);
			this.id = id;
			activeActors.Add(this);

			_player = new nhPlayer(("Actor" + id), Position);
			activePlayers.Add(_player);

		}

		public void destroy(){
			finishedActors.Add(this);
			finishedPlayers.Add(_player);
		}

		public Vector3	Heading { get; set; }
		public Vector3	Velocity { get; set; }
		public float	Weight { get; set; }

		protected virtual void update(float timespan){
		}

		public void setHeading(Vector3 heading,Vector3 top){
				Vector3 x,y,z;

				z = heading.Normalized();
				x = Vector3.Cross( top.Normalized(), z ).Normalized();
				y = Vector3.Cross( x, z );

				Matrix4 mRotation = new Matrix4(
					new Vector4(x,0),
					new Vector4(y,0),
					new Vector4(z,0),
					new Vector4(0,0,0,1)
				);

			Rotation = Matrix4.CreateRotationX(MathHelper.PiOver2) * mRotation;
		}

		public Model3D Model3D { get; set; }

		public override Model3D getModel3D()
		{
			return Model3D;
		}


		//>>>>>>>>AUDIO

		private static List<nhPlayer> activePlayers = new List<nhPlayer>();
		private static List<nhPlayer> finishedPlayers = new List<nhPlayer>();

		private static List<int> aBuffers = new List<int>();

		private nhPlayer _player;

		public float rollOf { get; set; }
		public float refDistance { get; set; }
		public float maxDistance { get; set; }


		public void setDistanceAttenuation(float rollOf = 2.0f, float refDistance = 0.0f, float maxDistance = 100.0f)
		{
			this.rollOf = rollOf;
			this.refDistance = refDistance;
			this.maxDistance = maxDistance;
		}

		public void setBuffers(params string[] buffers)
		{
			for (int i = 0; i < buffers.Length; i++)
			{
				aBuffers.Add(nhBuffers.buffers[buffers[i]]);
			}
		}


		public void playSound(string sound, float gain, bool loop)
		{
			_player.play(sound, gain, loop);
		}



	}
}