using System.Net.Sockets;
using System.Collections.Generic;
using WorldOfPeacecraft;

namespace WorldOfPeacecraft
{
	public class Backend : IBackend
	{
		private Sender Send;
		private Receiver Rec;
		private Parser Parse;
		private TcpClient Client;
		private Dictionary<int, Dragon> Dragons;
		private Dictionary<int, Player> Players;
		private Map Map;
        private Buffer SenderBuffer;
		private IGui Gui;

		public Backend (IGui gui)
		{
			Gui = gui;
			Dragons = new Dictionary<int, Dragon> ();
			Players = new Dictionary<int, Player> ();
			Client = new TcpClient ("localhost", 9999);
			Buffer receiverBuffer = new Buffer(10000);
			SenderBuffer = new Buffer(100);
			Parse = new Parser (this, receiverBuffer);
			Rec = new Receiver (Client, receiverBuffer);
			Send = new Sender (Client, SenderBuffer);
			SenderBuffer.AddLine ("get:map");
			SenderBuffer.AddLine ("get:ents");
		}

		public IEnumerable<IPositionable> GetDragons ()
		{
			return Dragons.Values;
		}

		public IEnumerable<IPositionable> GetPlayers ()
		{
			return Players.Values;
		}

		public void removeDragon (Dragon dragon)
		{
			Dragons.Remove (dragon.GetId ());
		}

		public void removePlayer (Player player)
		{
			Players.Remove (player.GetId ());
		}
		
		public void clearPlayers ()
		{
			Players.Clear ();
		}
		
		public void clearDragons ()
		{
			Dragons.Clear ();
		}

		public Player getPlayer (int playerId)
		{
			return Players[playerId];
		}

		public Dragon getDragon (int dragonId)
		{
			return Dragons[dragonId];
		}

		public Map getMapObject ()
		{
			return Map;
		}

		public void SetDragon (Dragon dragon)
		{
			Dragons [dragon.GetId ()] = dragon;
		}

		public void SetPlayer (Player player)
		{
			Players [player.GetId ()] = player;
		}

		public void SetMap (Map map)
		{
			this.Map = map;
		}

		public ITile[,] GetMap ()
		{
			if (Map == null) {
				return null;
			}
			return Map.GetTiles ();
		}

		public void sendCommand (string command)
		{
		}

		public void sendChat (string message)
		{
		}

		public void RefreshGui()
		{
			Gui.PerformRefresh();
		}

		public void Stop() {
			Parse.Stop ();
			Send.Stop ();
			Rec.Stop ();
			System.Windows.Forms.Application.Exit ();
		}
	}
}