/// <summary>
/// Query message handler for the received Hl7 message - send a query response.
/// </summary>
/// <param name="hl7RequestMessage">Received HL7 message.</param>
/// <returns>Hl7Message response.</returns>
public override Hl7Message MessageHandler(Hl7Message hl7RequestMessage)
{
AdrMessage hl7ResponseMessage = new AdrMessage("A19");
if (hl7RequestMessage is QryMessage)
{
QryMessage qryMessage = (QryMessage)hl7RequestMessage;
// Try to get the ADR message from those stored
hl7ResponseMessage = GetMatchingResponse(qryMessage.QRD[8]);
if (hl7ResponseMessage == null)
{
// return empty message
hl7ResponseMessage = new AdrMessage("A19");
}
// copy the QRD segment
for (int i = 0; i < qryMessage.QRD.Count; i++)
{
hl7ResponseMessage.QRD[i] = qryMessage.QRD[i];
}
}
// fill in the MSA segment
hl7ResponseMessage.MSA[1] = "AA";
hl7ResponseMessage.MSA[2] = hl7RequestMessage.MessageControlId;
return(hl7ResponseMessage);
}
public void AddPatientQueryResponse(AdrMessage adrMessage)
{
// Generate response trigger
Hl7Trigger trigger = new Hl7Trigger(TransactionNameEnum.RAD_UNKNOWN);
trigger.Trigger = adrMessage;
// Add a response trigger to the DssOrderFiller server
AddResponseTriggerToActor(ActorTypeEnum.DssOrderFiller, trigger);
}
private AdrMessage GetMatchingResponse(System.String patientId)
{
AdrMessage hl7ResponseMessage = null;
foreach (BaseTrigger baseTrigger in _responseList)
{
if (baseTrigger is Hl7Trigger)
{
Hl7Trigger hl7Trigger = (Hl7Trigger)baseTrigger;
AdrMessage lHl7ResponseMessage = (AdrMessage)hl7Trigger.Trigger;
if (lHl7ResponseMessage.PID[3] == patientId)
{
hl7ResponseMessage = lHl7ResponseMessage;
break;
}
}
}
return(hl7ResponseMessage);
}