private async void _webSockets_MessageRecived(string guid, WebSocket socket, string message)
{
try
{
var recivedData = DeserializeObject<ServerMessage>(message);
await ProcessMessage(guid, recivedData);
}
catch (JsonReaderException e)
{
var messageErr = new ServerMessage()
{
ClientID = guid,
Command = "Error",
Value = "Wrong message's format"
};
_webSockets.SendMessage(guid, messageErr);
}
}
public void Connected(WebSocket socket)
{
var guid = Guid.NewGuid().ToString();
_webSockets.Add(guid, socket);
socket.DataReceived += (webSocket, frame) => MessageRecived?.Invoke(_webSockets.First(x => x.Value == webSocket).Key,webSocket, frame);
socket.ConnectionClosed += (webSocket) =>
{
var connection = _webSockets.First(s => s.Value == webSocket);
_webSockets.Remove(connection.Key);
};
if (_portMappings.IsBindingPosible())
{
_portMappings.Bind(guid);
var message = new ServerMessage()
{
ClientID = guid,
Command = "Init",
Value = _portMappings.CheckBinding(guid).ToString()
};
SendMessage(guid, message);
}
else
{
var message = new ServerMessage()
{
ClientID = guid,
Command = "Init",
Value = "Max Number Of Clients Reached. Please close connection"
};
SendMessage(guid, message);
}
}
public async Task SendMessage(string guid, ServerMessage message)
{
await ThreadPool.RunAsync((workItem) => _webSockets?.First(x => x.Key == guid).Value.Send(JsonConvert.SerializeObject(message)));
}
private async Task ProcessMessage(string guid, ServerMessage message)
{
if (_portMapping.IsBinded(guid))
{
if (message.Command != null && message.Value != null)
{
switch (message.Command)
{
case "RegisterClient":
{
var command = new ValueSet { { "Command", message.Command }, { "Value", message.Value } };
var responseStatus = await _appServiceConnection.SendMessageAsync(command);
break;
}
case "ValueReq":
{
var response = new ServerMessage()
{
ClientID = guid,
Command = "Value",
Value = _currentValue
};
await _webSockets.SendMessage(guid, response);
break;
}
case "ValueAck":
{
var command = new ValueSet { { "Command", message.Command }, { "Value", message.Value } };
var responseStatus = await _appServiceConnection.SendMessageAsync(command);
break;
}
case "Disc":
{
var command = new ValueSet { { "Command", message.Command }, { "Value", message.Value } };
var responseStatus = await _appServiceConnection.SendMessageAsync(command);
_portMapping.UnBind(guid);
break;
}
default:
{
var messageErr = new ServerMessage()
{
ClientID = guid,
Command = "Error",
Value = "Unknown command"
};
_webSockets.SendMessage(guid, messageErr);
break;
}
}
}
else
{
var messageErr = new ServerMessage()
{
ClientID = guid,
Command = "Error",
Value = "Wrong message's format"
};
_webSockets.SendMessage(guid, messageErr);
}
}
else
{
var messageErr = new ServerMessage()
{
ClientID = guid,
Command = "Error",
Value = "Please close connection"
};
_webSockets.SendMessage(guid, messageErr);
}
}