using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using Tango.Core;
using Tango.Core.Commands;
using Tango.WiFi;

namespace Tango.PPC.Common.Connectivity
{
    public class WiFiNetwork : ExtendedObject
    {
        private Wifi _wifi;

        public bool IsConnected
        {
            get { return AccessPoint.IsConnected; }
        }

        public String Name
        {
            get { return AccessPoint.Name; }
        }

        public double SignalStrength
        {
            get { return AccessPoint.SignalStrength; }
        }

        public bool IsSecure
        {
            get { return AccessPoint.IsSecure; }
        }

        public bool HasProfile
        {
            get { return AccessPoint.HasProfile; }
        }

        private AccessPoint _accessPoint;
        public AccessPoint AccessPoint
        {
            get { return _accessPoint; }
            set
            {
                _accessPoint = value;

                foreach (var prop in this.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public))
                {
                    RaisePropertyChanged(prop.Name);
                }
            }
        }

        private bool _autoConnect;
        public bool AutoConnect
        {
            get { return _autoConnect; }
            set { _autoConnect = value; RaisePropertyChangedAuto(); }
        }

        private bool _connecting;
        public bool Connecting
        {
            get { return _connecting; }
            set { _connecting = value; RaisePropertyChangedAuto(); }
        }

        private bool _disconnecting;
        public bool Disconnecting
        {
            get { return _disconnecting; }
            set { _disconnecting = value; RaisePropertyChangedAuto(); }
        }

        public WiFiNetwork(AccessPoint accessPoint, Wifi wifi)
        {
            _wifi = wifi;
            AccessPoint = accessPoint;
        }

        public WiFiAuthentication CreateAuthenticationRequest()
        {
            return new WiFiAuthentication(new AuthRequest(AccessPoint));
        }

        public Task<bool> Connect(WiFiAuthentication request)
        {
            return Task.Factory.StartNew<bool>(() =>
            {
                try
                {
                    Connecting = true;
                    return AccessPoint.Connect(request.AuthRequest, false);
                }
                catch (Exception)
                {
                    throw;
                }
                finally
                {
                    Connecting = false;
                }
            });
        }

        public Task Disconnect()
        {
            return Task.Factory.StartNew(() =>
            {
                try
                {
                    Disconnecting = true;
                    _wifi.Disconnect();
                    AccessPoint.DeleteProfile();
                }
                catch (Exception)
                {
                    throw;
                }
                finally
                {
                    Disconnecting = false;
                }
            });
        }
    }
}