private static MedicationRequest.DispenseRequestComponent MakeDispenseRequest(ResourceReference nom, System.Collections.Generic.List <string> rx,
System.Collections.Generic.List <string> item)
{
MedicationRequest.DispenseRequestComponent dr = new MedicationRequest.DispenseRequestComponent();
Extension e = FhirHelper.MakeExtension(null, "https://fhir.nhs.uk/R4/StructureDefinition/Extension-performerType",
FhirHelper.MakeCoding("https://fhir.nhs.uk/R4/CodeSystem/dispensing-site-preference", rx[EMUData.DISPENSINGSITEPREFERENCE], null));
try
{
dr.Quantity = new SimpleQuantity
{
Code = item[EMUData.QUANTITYCODE],
System = "http://snomed.info/sct",
Unit = item[EMUData.QUANTITYTEXT],
Value = Convert.ToDecimal(item[EMUData.QUANTITYCOUNT])
};
}
catch (Exception ex)
{
#pragma warning disable CA2241 // Provide correct arguments to formatting methods
Console.WriteLine("Exception: {ex} making SimpleQuantity: {value}", ex.Message, item[EMUData.QUANTITYCOUNT]);
#pragma warning restore CA2241 // Provide correct arguments to formatting methods
}
if (nom != null)
{
dr.Performer = nom;
}
dr.Extension.Add(e);
return(dr);
}
public static ThingBase ToHealthVault(this MedicationRequest medicationRequest)
{
var fhirMedication = MedicationRequestHelper.ExtractEmbeddedMedication(medicationRequest);
if (fhirMedication == null)
{
return(null);
}
var hvMedication = fhirMedication.ToHealthVault() as HVMedication;
var practitioner = ExtractEmbeddedPractitioner(medicationRequest);
if (practitioner == null)
{
throw new NotSupportedException($"{nameof(MedicationRequest)} needs to have an embedded Requester Agent");
}
var prescription = new Prescription(practitioner.ToHealthVault());
if (medicationRequest.AuthoredOnElement != null)
{
var dt = medicationRequest.AuthoredOnElement.ToDateTimeOffset();
prescription.DatePrescribed = new ApproximateDateTime(
new ApproximateDate(dt.Year, dt.Month, dt.Day),
new ApproximateTime(dt.Hour, dt.Minute, dt.Second, dt.Millisecond));
}
MedicationRequest.DispenseRequestComponent dispenseRequest = medicationRequest.DispenseRequest;
if (dispenseRequest != null)
{
var numerator = dispenseRequest.Quantity;
if (numerator != null)
{
var structuredMeasurement = new StructuredMeasurement
{
Value = (double)numerator.Value,
Units = CodeToHealthVaultHelper.CreateCodableValueFromQuantityValues(numerator.System,
numerator.Code, numerator.Unit)
};
prescription.AmountPrescribed = new GeneralMeasurement();
prescription.AmountPrescribed.Structured.Add(structuredMeasurement);
}
prescription.Refills = dispenseRequest.NumberOfRepeatsAllowed;
prescription.DaysSupply = GetDaysFromDuration(dispenseRequest.ExpectedSupplyDuration);
FhirDateTime end = dispenseRequest.ValidityPeriod?.EndElement;
if (end != null)
{
var endDate = end.ToDateTimeOffset();
prescription.PrescriptionExpiration = new HealthServiceDate(endDate.Year
, endDate.Month, endDate.Day);
}
}
if (medicationRequest.DosageInstruction.Any())
{
var dosageInstruction = medicationRequest.DosageInstruction
.FirstOrDefault(dosage => dosage.AdditionalInstruction.Any());
if (dosageInstruction != null)
{
var instruction = dosageInstruction.AdditionalInstruction.First();
prescription.Instructions = instruction.ToCodableValue();
}
}
if (medicationRequest.Substitution != null)
{
prescription.Substitution = GetSubstitutionCode(medicationRequest, prescription);
}
hvMedication.Prescription = prescription;
return(hvMedication);
}
