using System;
using System.Net;
using Mistox.Attributes;
using Mistox.Client;
using Mistox.Server;

namespace Mistox {
    public class GameServer {

        public static MistoxServer newServer( string serverName, int port ) {

            // Build the network packet list
            NetworkPacketDictionary.BuildNetworkPacketList();

            // Set the listener address
            IPEndPoint listenerAddress = new IPEndPoint( IPAddress.Any, port );

            // Return the initlized server instance
            return new MistoxServer(listenerAddress, serverName);
        }

        public static MistoxClient? newClient( string UserName, string ServerIPOrHostName, int Port, string ConnectionKey = "" ) {
            
            // Build the network packet list
            NetworkPacketDictionary.BuildNetworkPacketList();

            // Get the remote IP from the DNSName
            int index = 0;
            IPAddress[] remoteAddress = Dns.GetHostAddresses(ServerIPOrHostName);
            for( int i=0; i< remoteAddress.Length; i++ ) {
                if( remoteAddress[i].AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork || remoteAddress [i].AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6 ) {
                    index = i;
                }
            }
            string ipAddress = remoteAddress[index].ToString();

            // If a remote address exists
            if ( remoteAddress.Length == 0) {
                Console.WriteLine("The server at " + ServerIPOrHostName + " doesn't exit or cannot be found");
                return null;
            }

            // Resolve to an IPEndPoint
            IPHostEntry host = Dns.GetHostEntry( ipAddress );
            IPEndPoint ServerDenstination = new IPEndPoint(0, 0);
            foreach( IPAddress entry in host.AddressList ) {
                if ( entry.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork ) {
                    ServerDenstination = new IPEndPoint( entry, Port );
                }
            }

            // Return the initlized client object
            return new MistoxClient( UserName, ConnectionKey, ServerDenstination );
        }
        
    }

}