private async void InitSignalR()
        {
            connection = new HubConnectionBuilder()
                         .ConfigureLogging(loggingBuilder =>
            {
                loggingBuilder.SetMinimumLevel(LogLevel.Debug);

                loggingBuilder.ToString();
            })
                         .WithUrl(UrlPi)
                         .Build();

            connection.Closed += async(error) =>
            {
                await Task.Delay(new Random().Next(0, 5) * 1000);

                await connection.StartAsync();
            };

            connection.On <bool, bool>("Status", (motorstate, boosterstate) =>
            {
                motorState   = motorstate;
                boosterState = boosterstate;

                if (Motor.State != motorState)
                {
                    Motor.Actuate(motorState);
                }

                if (Booster.State != boosterState)
                {
                    Booster.Actuate(boosterState);
                }
            });

            await connection.StartAsync();

            await connection.InvokeAsync("GetStates");
        }