/// <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);
}
/// <summary>
/// Create a correctly typed HL7 message instance based on the incoming Hl7 message.
/// </summary>
/// <param name="inHl7Message">Incoming HL7 message.</param>
/// <param name="messageDelimiters">HL7 message delimiters.</param>
/// <returns>Correctly typed HL7 message instance.</returns>
public static Hl7Message CreateHl7Message(Hl7Message inHl7Message, Hl7MessageDelimiters messageDelimiters)
{
Hl7SegmentId segmentId = new Hl7SegmentId(Hl7SegmentEnum.MSH);
Hl7Segment mshSegment = (Hl7Segment)inHl7Message.Segments[segmentId.Id];
// can not determine what kind of message we have - so return the inHl7Message
if (mshSegment == null)
{
return(inHl7Message);
}
System.String messageType = mshSegment[9];
Hl7Message hl7Message = null;
// check for ACK message
if (messageType == "ACK")
{
// now try to get the ORC segment
segmentId = new Hl7SegmentId(Hl7SegmentEnum.ORC);
Hl7Segment orcSegment = (Hl7Segment)inHl7Message.Segments[segmentId.Id];
if (orcSegment != null)
{
hl7Message = new OrrMessage();
}
else
{
hl7Message = new AckMessage();
}
}
else
{
System.String [] messageTypeComponent = new System.String[3];
messageTypeComponent = messageType.Split(messageDelimiters.ComponentDelimiter[0]);
System.String messageMainType = System.String.Empty;
if (messageTypeComponent.Length > 0)
{
messageMainType = messageTypeComponent[0];
}
switch (messageMainType)
{
case "ADR":
// ADR message
hl7Message = new AdrMessage();
break;
case "ADT":
// ADT message
hl7Message = new AdtMessage();
break;
case "ORM":
// ORM message
hl7Message = new OrmMessage();
break;
case "ORU":
// ORU message
hl7Message = new OruMessage();
break;
case "QRY":
// QRY message
hl7Message = new QryMessage();
break;
default:
// do not know what kind of HL7 message this is - simply return it
return(inHl7Message);
}
}
// add the segments from the inMessage to the new hl7Message
ICollection segments = inHl7Message.Segments.Values;
foreach (Hl7Segment segment in segments)
{
hl7Message.CopySegment(segment);
}
return(hl7Message);
}
/// <summary>
/// Create a correctly typed HL7 message instance based on the incoming Hl7 message.
/// </summary>
/// <param name="inHl7Message">Incoming HL7 message.</param>
/// <param name="messageDelimiters">HL7 message delimiters.</param>
/// <returns>Correctly typed HL7 message instance.</returns>
public static Hl7Message CreateHl7Message(Hl7Message inHl7Message, Hl7MessageDelimiters messageDelimiters)
{
Hl7SegmentId segmentId = new Hl7SegmentId(Hl7SegmentEnum.MSH);
Hl7Segment mshSegment = (Hl7Segment)inHl7Message.Segments[segmentId.Id];
// can not determine what kind of message we have - so return the inHl7Message
if (mshSegment == null)
{
return inHl7Message;
}
System.String messageType = mshSegment[9];
Hl7Message hl7Message = null;
// check for ACK message
if (messageType == "ACK")
{
// now try to get the ORC segment
segmentId = new Hl7SegmentId(Hl7SegmentEnum.ORC);
Hl7Segment orcSegment = (Hl7Segment)inHl7Message.Segments[segmentId.Id];
if (orcSegment != null)
{
hl7Message = new OrrMessage();
}
else
{
hl7Message = new AckMessage();
}
}
else
{
System.String []messageTypeComponent = new System.String[3];
messageTypeComponent = messageType.Split(messageDelimiters.ComponentDelimiter[0]);
System.String messageMainType = System.String.Empty;
if (messageTypeComponent.Length > 0)
{
messageMainType = messageTypeComponent[0];
}
switch (messageMainType)
{
case "ADR" :
// ADR message
hl7Message = new AdrMessage();
break;
case "ADT" :
// ADT message
hl7Message = new AdtMessage();
break;
case "ORM" :
// ORM message
hl7Message = new OrmMessage();
break;
case "ORU" :
// ORU message
hl7Message = new OruMessage();
break;
case "QRY" :
// QRY message
hl7Message = new QryMessage();
break;
default:
// do not know what kind of HL7 message this is - simply return it
return inHl7Message;
}
}
// add the segments from the inMessage to the new hl7Message
ICollection segments = inHl7Message.Segments.Values;
foreach (Hl7Segment segment in segments)
{
hl7Message.CopySegment(segment);
}
return hl7Message;
}
