/// <summary>
/// Called when a value arrived that has to be sent to an actuator
/// </summary>
/// <param name="path">The path.</param>
/// <param name="e">The <see cref="MqttMsgPublishEventArgs"/> instance containing the event data.</param>
private void OnActuatorValue(TopicPath path, MqttMsgPublishEventArgs e)
{
if (ActuatorValue != null)
{
#if WINDOWS_UAP
string val = System.Text.Encoding.UTF8.GetString(e.Message, 0, e.Message.Length);
#else
string val = System.Text.Encoding.UTF8.GetString(e.Message);
#endif
ActuatorData data = new ActuatorData();
data.Load(val);
data.Asset = path.AssetId;
ActuatorValue(this, data);
}
}
private void _server_ActuatorValue(object sender, ActuatorData e)
{
if (e.Asset == "4")
{
if ((bool)e.Value == true)
{
Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { RedLed.Fill = redBrush; redLed.ChangeState(GrovePi.Sensors.SensorStatus.On); });
_device.Send(4, "true"); //feedback for led
}
else
{
Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { RedLed.Fill = grayBrush; redLed.ChangeState(GrovePi.Sensors.SensorStatus.Off); });
_device.Send(4, "false");
}
}
}
static void _device_ActuatorValue(object sender, ActuatorData e)
{
_logger.Trace("incomming value found: {0}", e.ToString());
//check the actuator for which we received a command
//the actuator id always comes in as a string.
if (e.Asset == "1")
{
//actuators can send simple strings or complex json values.
//do something with the value
if ((bool)e.Value == true)
{
_logger.Trace("actuating sensor");
}
}
}
