private void SendOutputChange(OutputTriggerType TriggerType, string command)
{
//Command format for VT300/310e:
//@@<L><ID><Command:4115/4114/5114><AABBCCDDEE><Checksum>0D0A
//Thankfully, everything else about the commands are identical
StringBuilder data = new StringBuilder();
data.Append(getOutputCommand(1, TriggerType));
data.Append(getOutputCommand(2, TriggerType));
data.Append(getOutputCommand(3, TriggerType));
data.Append(getOutputCommand(4, TriggerType));
data.Append(getOutputCommand(5, TriggerType));
//if there's nothing to do, don't bother sending the command;
if (data.ToString().Equals("0202020202"))
{
return;
}
//If we're still here, there's a change so let's kick things off with the @@ and length = 16
StringBuilder sb = new StringBuilder("40400016");
sb.Append(getPaddedTrackerId());
sb.Append(command);
sb.Append(data.ToString());
sb.Append(Utilities.CalcCRC16(sb.ToString()));
sb.Append("0D0A");
//Utilities.SendCommand(tcpClient, sb.ToString());
}
public GPSTrackerOutput(string trackerId, int number, OutputState newState, OutputState lastState, OutputTriggerType triggerType)
{
this.TrackerId = trackerId;
this.Number = number;
//don't need to know the type from Server POV
this.Type = OutputType.Unknown;
this.ProposedState = newState;
this.LastVerifiedState = lastState;
this.TriggerType = triggerType;
}
private string getOutputCommand(int outputNumber, OutputTriggerType TriggerType)
{
GPSTrackerOutput output = outputs.Find(m => m.Number == outputNumber);
//for the 300/310, 02 means "leave the output at it's previous value"
if ((output == null) || (output.TriggerType != TriggerType) || (output.ProposedState == output.LastVerifiedState) || (output.ProposedState == OutputState.Previous))
{
return("02");
}
if (output.ProposedState == OutputState.On)
{
return("00");
}
if (output.ProposedState == OutputState.Off)
{
return("01");
}
//Uhh.. why're we here?
return("02");
}
