private int _ledState = 0; // LED state
#region DeviceBase Members
/// <summary>
/// Represents main device thread.
/// </summary>
/// <param name="token">Thread cancellation token.</param>
public override void Main(CancellationToken token)
{
// send the notification about initial LED state
ServiceChannel.SendEquipmentNotification(LED_CODE, new LedNotification(_ledState));
// do nothing in the main thread
}
public DeviceCommandResult UpdateLedState(UpdateLedStateCommand command, CancellationToken token)
{
// validate input parameters
if (command.Equipment != LED_CODE)
{
return(new DeviceCommandResult("Failed", "Invalid equipment parameter: " + command.Equipment));
}
if (command.State == null || !new[] { 0, 1 }.Contains(command.State.Value))
{
return(new DeviceCommandResult("Failed", "Invalid state parameter: " + command.State));
}
// switch the LED state
Console.WriteLine("Received UpdateLedState command, setting LED state to " + command.State);
_ledState = command.State.Value;
// send the notification about LED state update
ServiceChannel.SendEquipmentNotification(command.Equipment, new LedNotification(command.State.Value));
// return the Completed status
return(new DeviceCommandResult("Completed"));
}