public void PatientCreationUpdateDeletion()
{
Patient patient = null !;
"When creating a patient resource".x(
async() => patient = await _client.CreateAsync(
new Patient
{
Active = true,
Name =
{
new HumanName
{
Family = "Tester", Given = new[]{ "Anne" }, Use = HumanName.NameUse.Usual
}
}
}).ConfigureAwait(false));
"Then patient has id".x(() => Assert.NotNull(patient.Id));
"And patient can be updated".x(
async() =>
{
patient.BirthDateElement = new Date(1970, 1, 1);
patient = await _client.UpdateAsync(patient).ConfigureAwait(false);
Assert.NotNull(patient.BirthDate);
});
"and can be found when searched".x(
async() =>
{
var p = await _client.SearchByIdAsync <Patient>(patient.Id).ConfigureAwait(false);
Assert.NotEmpty(p.GetResources());
});
"When patient can be deleted".x(
async() =>
{
await _client.DeleteAsync(patient).ConfigureAwait(false);
});
"Then cannot be found".x(
async() =>
{
var p = await _client.SearchByIdAsync <Patient>(patient.Id).ConfigureAwait(false);
Assert.Empty(p.GetResources());
});
}
/// <summary>
/// Get all patients of a given Practitioner
/// </summary>
/// <param name="practitionerId"></param>
/// <returns> a list of Patients </returns>
public static async Task <List <Models.Patient> > GetPatientsOfPractitioner(string practitionerId)
{
List <Models.Patient> patientList = new List <Models.Patient>();
SortedSet <string> patientIdList = new SortedSet <string>();
try
{
var encounterQuery = new SearchParams()
.Where("participant.identifier=http://hl7.org/fhir/sid/us-npi|" + practitionerId)
.Include("Encounter.participant.individual")
.Include("Encounter.patient")
.LimitTo(LIMIT_ENTRY);
Bundle Result = await Client.SearchAsync <Encounter>(encounterQuery);
// implement paging for HAPI FHIR API Bundle
while (Result != null)
{
foreach (var Entry in Result.Entry)
{
// Get patient id and add to a list
Encounter encounter = (Encounter)Entry.Resource;
string patientRef = encounter.Subject.Reference;
string patientId = patientRef.Split('/')[1];
patientIdList.Add(patientId);
}
Result = Client.Continue(Result, PageDirection.Next);
}
// fetch patient data from the list of patient ids
foreach (var patientId in patientIdList)
{
Bundle PatientResult = await Client.SearchByIdAsync <Hl7.Fhir.Model.Patient>(patientId);
if (PatientResult.Entry.Count > 0)
{
// Map the FHIR Patient object to App's Patient object
Hl7.Fhir.Model.Patient fhirPatient = (Hl7.Fhir.Model.Patient)PatientResult.Entry[0].Resource;
PatientMapper mapper = new PatientMapper();
Models.Patient patient = mapper.Map(fhirPatient);
patientList.Add(patient);
}
}
}
catch (FhirOperationException FhirException)
{
System.Diagnostics.Debug.WriteLine("Fhir error message: " + FhirException.Message);
}
catch (Exception GeneralException)
{
System.Diagnostics.Debug.WriteLine("General error message: " + GeneralException.Message);
}
return(patientList);
}
/// <summary>
/// Get Patient by resource Id
/// </summary>
/// <param name="resourceId"></param>
/// <returns>Patient</returns>
public async Task <Patient> SearchByResourceIdAsync(string resourceId)
{
Patient result = null;
var bundle = await _fhirClient.SearchByIdAsync <Patient>(resourceId).ConfigureAwait(false);
if (bundle.Entry.Any())
{
result = (Patient)bundle.Entry.First().Resource;
}
return(result);
}
public void SearchAsync()
{
FhirClient client = new FhirClient(testEndpoint);
Bundle result;
result = client.SearchAsync <DiagnosticReport>().Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count() > 10, "Test should use testdata with more than 10 reports");
result = client.SearchAsync <DiagnosticReport>(pageSize: 10).Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count <= 10);
var withSubject =
result.Entry.ByResourceType <DiagnosticReport>().FirstOrDefault(dr => dr.Resource.Subject != null);
Assert.IsNotNull(withSubject, "Test should use testdata with a report with a subject");
ResourceIdentity ri = new ResourceIdentity(withSubject.Id);
result = client.SearchByIdAsync <DiagnosticReport>(ri.Id,
includes: new string[] { "DiagnosticReport.subject" }).Result;
Assert.IsNotNull(result);
Assert.AreEqual(2, result.Entry.Count); // should have subject too
Assert.IsNotNull(result.Entry.Single(entry => new ResourceIdentity(entry.Id).Collection ==
typeof(DiagnosticReport).GetCollectionName()));
Assert.IsNotNull(result.Entry.Single(entry => new ResourceIdentity(entry.Id).Collection ==
typeof(Patient).GetCollectionName()));
result = client.SearchAsync <Patient>(new string[] { "name=Everywoman", "name=Eve" }).Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count > 0);
}
public void SearchAsync()
{
FhirClient client = new FhirClient(testEndpoint);
Bundle result;
result = client.SearchAsync<DiagnosticReport>().Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count() > 10, "Test should use testdata with more than 10 reports");
result = client.SearchAsync<DiagnosticReport>(pageSize: 10).Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count <= 10);
var withSubject =
result.Entry.ByResourceType<DiagnosticReport>().FirstOrDefault(dr => dr.Resource.Subject != null);
Assert.IsNotNull(withSubject, "Test should use testdata with a report with a subject");
ResourceIdentity ri = new ResourceIdentity(withSubject.Id);
result = client.SearchByIdAsync<DiagnosticReport>(ri.Id,
includes: new string[] { "DiagnosticReport.subject" }).Result;
Assert.IsNotNull(result);
Assert.AreEqual(2, result.Entry.Count); // should have subject too
Assert.IsNotNull(result.Entry.Single(entry => new ResourceIdentity(entry.Id).Collection ==
typeof(DiagnosticReport).GetCollectionName()));
Assert.IsNotNull(result.Entry.Single(entry => new ResourceIdentity(entry.Id).Collection ==
typeof(Patient).GetCollectionName()));
result = client.SearchAsync<Patient>(new string[] { "name=Everywoman", "name=Eve" }).Result;
Assert.IsNotNull(result);
Assert.IsTrue(result.Entry.Count > 0);
}
/// <summary>
/// Get Patient's single observation
/// </summary>
/// <param name="observationId">Observation resource Id</param>
/// <returns>Observation</returns>
public async Task <Observation> GetObservationAsync(string observationId)
{
var result = await _fhirClient.SearchByIdAsync <Observation>(observationId).ConfigureAwait(false);
return(result.Entry.Select(entry => (Observation)entry.Resource).FirstOrDefault());
}
private async Task <Organization> GetOrganizationFromFHIRAsync(string id)
{
var bundle = await _client.SearchByIdAsync <Organization>(id).ConfigureAwait(false);
return(((bundle.Entry != null) && (bundle.Entry.Count > 0)) ? (Organization)bundle.Entry[0].Resource : null);
}