protected override void Start()
{
//configure default state
if (_state == null)
{
_state = new LegoNxtBackupBeepState();
_state.Motor1Port = 1;
_state.Motor2Port = 3;
_state.PauseDuration = 800;
_state.PlayDuration = 800;
_state.Frequency = 1500;
SaveState(_state);
}
// Listen on the main port for requests and call the appropriate handler.
ActivateDsspOperationHandlers();
// Publish the service to the local Node Directory
DirectoryInsert();
// display HTTP service Uri
LogInfo(LogGroups.Console, "Service uri: ");
// Subscribe to NXT for sound sensor notifications
if (ValidState(_state))
{
SubscribeToNXT();
}
}
private static bool ValidState(LegoNxtBackupBeepState state)
{
if (state != null &&
state.Motor1Port >= 1 && state.Motor1Port <= 3 &&
state.Motor2Port >= 1 && state.Motor2Port <= 3 &&
state.Frequency >= 200 && state.Frequency <= 14000 &&
state.PauseDuration > 0 &&
state.PlayDuration > 0)
{
return(true);
}
return(false);
}
public virtual IEnumerator <ITask> ReplaceHandler(Replace replace)
{
if (_subscribed)
{
throw new Exception("Already subscribed");
}
else if (ValidState(replace.Body))
{
_state = replace.Body;
SaveState(_state);
replace.ResponsePort.Post(DefaultReplaceResponseType.Instance);
SubscribeToNXT();
}
else
{
throw new Exception("Invalid State");
}
yield break;
}
/// <summary>
/// Initialization Constructor
/// </summary>
public Replace(LegoNxtBackupBeepState state)
{
this.Body = state;
}