using System;
using System.Linq;
using System.Net;
using System.Net.Sockets;

using Hotco.Interfaces;
using OpenNETCF.Net.NetworkInformation;

namespace HoTouch.Winforms.Services
{
	/// <summary>
	/// Description of WifiHelper.
	/// </summary>
	public class WifiHelper
	{
		static IPAddress ipa;
		static IPEndPoint ipep;
		static string oldaddress = null;
		public WifiHelper()
		{

		}
		public static NetworkStatus Diagnose(string address)
		{
			var q = address.Split(':');

			try {
					oldaddress = address;
					var ip = q[0];
					var port = q.Length==2?int.Parse(q[1]):5500;
					ipa = new IPAddress(ip.Split('.').Select(n=>byte.Parse(n)).ToArray());
					ipep = new IPEndPoint(ipa,port);
				if (HoTouch.Core.Services.Impl.TimeOutSocket.Connect(ipep,5000))
					return NetworkStatus.Ok;
				else
					return NetworkStatus.ServerNotAvailable;
			}
			catch(Exception)
			{
				if (false && System.Environment.OSVersion.Platform == PlatformID.WinCE)
				{
					var p = new Ping();
					var ni=WirelessZeroConfigNetworkInterface.GetAllNetworkInterfaces().Where(x => x is IWirelessNetworkInterface)
						.Cast<IWirelessNetworkInterface>()
						.FirstOrDefault(x=>x.OperationalStatus!= OperationalStatus.Down);
					if (ni == null || ni.SignalStrength.Strength== StrengthType.NoSignal)
						return NetworkStatus.WifiNotAvailable;
					try
					{
						if (p.Send(q[0],3).Status != IPStatus.Success)
							return NetworkStatus.ServerNotAvailable;
					}
					catch(Exception)
					{
						return NetworkStatus.ServerNotAvailable;
					}
				}
			}
			return NetworkStatus.MobileServerNotAvailable;
		}

	}
}