content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package sample.camel;
  
  import ca.uhn.hl7v2.HL7Exception;
  import ca.uhn.hl7v2.model.v24.message.ORU_R01;
  import ca.uhn.hl7v2.model.v24.segment.PID;
  import org.apache.camel.LoggingLevel;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.http.ProtocolException;
  import org.hl7.fhir.r4.model.Patient;
  import org.springframework.stereotype.Component;
  
  /**
   * A simple Camel route that triggers from a file and posts to a FHIR server.
   * <p/>
   * Use <tt>@Component</tt> to make Camel auto detect this route when starting.
   */
  @Component
  public class MyCamelRouter extends RouteBuilder {
  
      @Override
      public void configure() throws Exception {
          from("file:{{input}}").routeId("fhir-example")
                  .onException(ProtocolException.class)
                      .handled(true)
                      .log(LoggingLevel.ERROR, "Error connecting to FHIR server with URL:{{serverUrl}}, please check the application.properties file ${exception.message}")
                      .end()
                  .onException(HL7Exception.class)
                      .handled(true)
                      .log(LoggingLevel.ERROR, "Error unmarshalling ${file:name} ${exception.message}")
                      .end()
                  .log("Converting ${file:name}")
                  // unmarshall file to hl7 message
                  .unmarshal().hl7()
                  // very simple mapping from a HLV2 patient to dstu3 patient
                  .process(exchange -> {
                      ORU_R01 msg = exchange.getIn().getBody(ORU_R01.class);
                      final PID pid = msg.getPATIENT_RESULT().getPATIENT().getPID();
                      String surname = pid.getPatientName()[0].getFamilyName().getFn1_Surname().getValue();
                      String name = pid.getPatientName()[0].getGivenName().getValue();
                      String patientId = msg.getPATIENT_RESULT().getPATIENT().getPID().getPatientID().getCx1_ID().getValue();
                      Patient patient = new Patient();
                      patient.addName().addGiven(name);
                      patient.getNameFirstRep().setFamily(surname);
                      patient.setId(patientId);
                      exchange.getIn().setBody(patient);
                  })
                  // marshall to JSON for logging
                  .marshal().fhirJson("{{fhirVersion}}")
                  .convertBodyTo(String.class)
                  .log("Inserting Patient: ${body}")
                  // create Patient in our FHIR server
                  .to("fhir://create/resource?inBody=resourceAsString&serverUrl={{serverUrl}}&fhirVersion={{fhirVersion}}")
                  // log the outcome
                  .log("Patient created successfully: ${body}");
      }
  
  }
  