MedicationOrder Example (Bristol).java

import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.api.ExtensionDt;
import ca.uhn.fhir.model.api.ResourceMetadataKeyEnum;
import ca.uhn.fhir.model.dstu2.composite.CodeableConceptDt;
import ca.uhn.fhir.model.dstu2.composite.ResourceReferenceDt;
import ca.uhn.fhir.model.dstu2.composite.SimpleQuantityDt;
import ca.uhn.fhir.model.dstu2.resource.MedicationOrder;
import ca.uhn.fhir.model.dstu2.valueset.MedicationOrderStatusEnum;
import ca.uhn.fhir.model.primitive.DateTimeDt;
import ca.uhn.fhir.model.primitive.IdDt;
import ca.uhn.fhir.parser.IParser;

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

public class ExampleMedicationOrderDb {

    public static MedicationOrder buildCareConnectFHIRMedicationOrderBristol() {

        FhirContext ctxFHIR = FhirContext.forDstu2();
        IParser parser = ctxFHIR.newXmlParser();

        MedicationOrder prescription = new MedicationOrder();

        prescription.setId("6bf79485-cee5-4a20-8e4a-4bf13aba33e6");

        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");

        List<IdDt> profiles = new ArrayList<IdDt>();
        profiles.add(new IdDt(CareConnectSystem.ProfileMedicationOrder));
        ResourceMetadataKeyEnum.PROFILES.put(prescription, profiles);

        ExtensionDt supplyType = new ExtensionDt();
        supplyType.setUrl(CareConnectSystem.ExtUrlMedicationSupplyType);
        CodeableConceptDt supplyCode = new CodeableConceptDt();
        supplyCode.addCoding()
                .setCode("394823007")
                .setSystem(CareConnectSystem.SNOMEDCT)
                .setDisplay("NHS Prescription"); // Field: Private=false
        supplyType.setValue(supplyCode);
        prescription.addUndeclaredExtension(supplyType);

        prescription.setPatient(new ResourceReferenceDt("Patient/6a7d31db-0bb8-4afa-bf4c-c32d5d4b8487")); // Field: PatientId
        prescription.getPatient().setDisplay("Karen Sansom");

        Date issueDate;
        try {
            issueDate = dateFormat.parse("2017-05-25"); // Field: IssueDate
            prescription.setDateWritten(new DateTimeDt(issueDate));
        } catch (ParseException e) {
            e.printStackTrace();
        }

        // The drug hasn't been cancelled so regarding it as active. This is a mandatory CareConnect element
        prescription.setStatus(MedicationOrderStatusEnum.ACTIVE); // Field: Cancelled

        prescription.setPrescriber(new ResourceReferenceDt("Practitioner/651dfe43-26d6-49b3-b493-8955415912c7")); // Field: PractitionerId
        prescription.getPrescriber().setDisplay("Dr Kevin Swamp");

        CodeableConceptDt drugCode = new CodeableConceptDt();
        drugCode.addCoding()
                .setCode("321153009") // Field: Drug Code (SNOMED CT)
                .setSystem(CareConnectSystem.SNOMEDCT)
                .setDisplay("Temazepam Tablets 20 mg"); // Field: Drug Name
        prescription.setMedication(drugCode);

        MedicationOrder.DosageInstruction dosage = prescription.addDosageInstruction();
        dosage.setText("1on"); // Field: Dosage
        SimpleQuantityDt quantity = new SimpleQuantityDt();
        quantity.setValue(60); // Field: Quantity
        quantity.setSystem(CareConnectSystem.SNOMEDCT);
        quantity.setCode("428673006"); // This means tablets
        quantity.setUnit("tablets"); // Field: Quantity Units
        dosage.setDose(quantity);

        System.out.println(parser.setPrettyPrint(true).encodeResourceToString(prescription));

        return prescription;
    }
}