public static KNXmessage CreateResponse(FAHFunctionPropertyCommand MessageToRespondTo, FaHDevice atHomeDevice)
{
if (MessageToRespondTo.PropertyControl != FAHFunctionPropertyCommand.PropertyControlTypes.ReadDesc)
{
throw new InvalidCastException();
}
KNXmessage kNXmessage;
string Description;
atHomeDevice.ReadChannelDescription(MessageToRespondTo.ObjectID, MessageToRespondTo.PropertyID, out Description);
if (Description.Length > 10)
{
kNXmessage = new KNXmessage(knxControlField.KnxPacketType.KNX_PacketLong);
}
else
{
kNXmessage = new KNXmessage(knxControlField.KnxPacketType.KNX_PacketShort);
}
kNXmessage.DestinationAddressType = KNXmessage.DestinationAddressFieldType.Individual;
uint payloadSize = (uint)(FPSRHEADERSIZE + DescriptionByteLenght(Description));
kNXmessage.Payload.NewPayload(KNXAdpu.ApduType.FunctionPropertyStateResponse, payloadSize);
kNXmessage.Payload.ReadablePayloadPacket = new FPSR_ChannelDescription(kNXmessage.Payload);
FPSR_ChannelDescription newPkg = (FPSR_ChannelDescription)kNXmessage.Payload.ReadablePayloadPacket;
newPkg.UpdatePacketSettings();
newPkg.PropertyID = MessageToRespondTo.PropertyID;
newPkg.ObjectID = MessageToRespondTo.ObjectID;
newPkg.resultCode = KNXHelpers.knxPropertyReturnValues.Success;
newPkg.Description = Description;
return(kNXmessage);
}
