ExpansionDownloader.Service.DownloaderService.GetNetworkState C# (CSharp) Метод

        private NetworkState GetNetworkState(NetworkInfo info)
        {
            var state = NetworkState.Disconnected;

            switch (info.Type)
            {
                case ConnectivityType.Wifi:
#if __ANDROID_13__
                case ConnectivityType.Ethernet:
                case ConnectivityType.Bluetooth:
#endif
		            break;
                case ConnectivityType.Wimax:
                    state = NetworkState.Is3G | NetworkState.Is4G | NetworkState.IsCellular;
                    break;

                case ConnectivityType.Mobile:
                    state = NetworkState.IsCellular;
                    switch ((NetworkType)info.Subtype)
                    {
                        case NetworkType.OneXrtt:
                        case NetworkType.Cdma:
                        case NetworkType.Edge:
                        case NetworkType.Gprs:
                        case NetworkType.Iden:
                            break;
                        case NetworkType.Hsdpa:
                        case NetworkType.Hsupa:
                        case NetworkType.Hspa:
                        case NetworkType.Evdo0:
                        case NetworkType.EvdoA:
                        case NetworkType.Umts:
                            state |= NetworkState.Is3G;
                            break;
#if __ANDROID_11__
                        case NetworkType.Lte:
                        case NetworkType.Ehrpd:
							state |= NetworkState.Is3G | NetworkState.Is4G;
                            break;
#endif
#if __ANDROID_13__
                        case NetworkType.Hspap:
							state |= NetworkState.Is3G | NetworkState.Is4G;
                            break;
#endif
                    }

                    break;
            }

            return state;
        }