public async Task StartFresh()
{
this.Log("Starting fresh");
if (!Instagram.InternetAvailable())
{
this.Log("Internet not available. Exiting.");
return;
}
if (Running)
{
throw new Exception("Push client is already running");
}
var connectPacket = new FbnsConnectPacket
{
Payload = await PayloadProcessor.BuildPayload(ConnectionData)
};
Socket = new StreamSocket();
Socket.Control.KeepAlive = true;
Socket.Control.NoDelay = true;
if (await RequestBackgroundAccess())
{
try
{
Socket.EnableTransferOwnership(_socketActivityTask.TaskId, SocketActivityConnectedStandbyAction.Wake);
}
catch (Exception connectedStandby)
{
this.Log(connectedStandby);
this.Log("Connected standby not available");
try
{
Socket.EnableTransferOwnership(_socketActivityTask.TaskId, SocketActivityConnectedStandbyAction.DoNotWake);
}
catch (Exception e)
{
DebugLogger.LogException(e);
this.Log("Failed to transfer socket completely!");
return;
}
}
}
else
{
// if cannot get background access then there is no point of running push client
return;
}
try
{
await Socket.ConnectAsync(new HostName(HOST_NAME), "443", SocketProtectionLevel.Tls12);
_inboundReader = new DataReader(Socket.InputStream);
_outboundWriter = new DataWriter(Socket.OutputStream);
_inboundReader.ByteOrder = ByteOrder.BigEndian;
_inboundReader.InputStreamOptions = InputStreamOptions.Partial;
_outboundWriter.ByteOrder = ByteOrder.BigEndian;
_runningTokenSource = new CancellationTokenSource();
await FbnsPacketEncoder.EncodePacket(connectPacket, _outboundWriter);
}
catch (Exception e)
{
DebugLogger.LogException(e);
Restart();
return;
}
StartPollingLoop();
}
public async Task StartFresh()
{
try
{
Debug.WriteLine($"{nameof(PushClient)}: Starting fresh.");
if (_loopGroup != null)
{
await Shutdown();
}
_loopGroup = new SingleThreadEventLoop();
var connectPacket = new FbnsConnectPacket
{
Payload = await PayloadProcessor.BuildPayload(ConnectionData)
};
Socket = new StreamSocket();
Socket.Control.KeepAlive = true;
Socket.Control.NoDelay = true;
if (await RequestBackgroundAccess())
{
try
{
Socket.EnableTransferOwnership(_socketActivityTask.TaskId, SocketActivityConnectedStandbyAction.Wake);
}
catch (Exception connectedStandby)
{
Debug.WriteLine(connectedStandby);
Debug.WriteLine($"{nameof(PushClient)}: Connected standby not available.");
try
{
Socket.EnableTransferOwnership(_socketActivityTask.TaskId, SocketActivityConnectedStandbyAction.DoNotWake);
}
catch (Exception e)
{
#if !DEBUG
Crashes.TrackError(e);
#endif
Debug.WriteLine(e);
Debug.WriteLine($"{nameof(PushClient)}: Failed to transfer socket completely!");
await Shutdown().ConfigureAwait(false);
return;
}
}
}
await Socket.ConnectAsync(new HostName(HOST_NAME), "443", SocketProtectionLevel.Tls12);
var streamSocketChannel = new StreamSocketChannel(Socket);
streamSocketChannel.Pipeline.AddLast(new FbnsPacketEncoder(), new FbnsPacketDecoder(), this);
await _loopGroup.RegisterAsync(streamSocketChannel).ConfigureAwait(false);
await streamSocketChannel.WriteAndFlushAsync(connectPacket).ConfigureAwait(false);
}
catch (Exception e)
{
#if !DEBUG
Crashes.TrackError(e);
#endif
await Shutdown().ConfigureAwait(false);
}
}
