public async Task ConnectAsync(Guid sessionId)
{
socket = new MessageWebSocket();
socket.MessageReceived += OnSocketMessageReceived;
socket.Closed += OnSocketClosed;
try
{
await socket.ConnectAsync(hostUri);
State = CommunicationServiceState.EstablishConnection;
await SendPacketAsync(socket.OutputStream.AsStreamForWrite(), new HelloPacket
{
SessionId = sessionId
});
State = CommunicationServiceState.Connected;
}
catch (WebException exception)
{
State = CommunicationServiceState.Failed;
var status = WebSocketError.GetStatus(exception.HResult);
Debug.WriteLine("Error: {0}", status);
}
}
public Task QueryTimeAsync()
{
if (CommunicationServiceState.Connected != State)
{
return(Task.CompletedTask);
}
try
{
var packet = new CommandPacket
{
Command = Command.QueryTime
};
return(SendPacketAsync(socket.OutputStream.AsStreamForWrite(), packet));
}
catch (WebException exception)
{
State = CommunicationServiceState.Failed;
var status = WebSocketError.GetStatus(exception.HResult);
Debug.WriteLine("Error: {0}", status);
return(Task.CompletedTask);
}
}
public Task SendMessageAsync(string text)
{
if (CommunicationServiceState.Connected != State)
{
return(Task.CompletedTask);
}
try
{
var packet = new PublishMessagePacket
{
Message = text
};
return(SendPacketAsync(socket.OutputStream.AsStreamForWrite(), packet));
}
catch (WebException exception)
{
State = CommunicationServiceState.Failed;
var status = WebSocketError.GetStatus(exception.HResult);
Debug.WriteLine("Error: {0}", status);
return(Task.CompletedTask);
}
}
public Task SetNameAsync(string name)
{
if (CommunicationServiceState.Connected != State)
{
return(Task.CompletedTask);
}
try
{
var packet = new UpdateProfileRequestPacket
{
UserName = name
};
return(SendPacketAsync(socket.OutputStream.AsStreamForWrite(), packet));
}
catch (WebException exception)
{
State = CommunicationServiceState.Failed;
var status = WebSocketError.GetStatus(exception.HResult);
Debug.WriteLine("Error: {0}", status);
return(Task.CompletedTask);
}
}
