public OperationOutcome ValidateCode(string canonical = null, string context = null, ValueSet valueSet = null,
string code = null, string system = null, string version = null, string display = null,
Coding coding = null, CodeableConcept codeableConcept = null, FhirDateTime date = null,
bool? @abstract = default(bool?), string displayLanguage = null)
{
try
{
// First, try the local service
return(_localService.ValidateCode(canonical, context, valueSet, code, system, version, display,
coding, codeableConcept, date, @abstract, displayLanguage));
}
catch (TerminologyServiceException)
{
// If that fails, call the fallback
try
{
return(_fallbackService.ValidateCode(canonical, context, valueSet, code, system, version, display,
coding, codeableConcept, date, @abstract, displayLanguage));
}
catch (ValueSetUnknownException vse)
{
// The fall back service does not know the valueset. If our local service
// does, try get the VS from there, and retry by sending the vs inline
valueSet = _localService.FindValueset(canonical);
if (valueSet == null)
{
throw vse;
}
return(_fallbackService.ValidateCode(null, context, valueSet, code, system, version, display,
coding, codeableConcept, date, @abstract, displayLanguage));
}
}
}
private void testService(ITerminologyService svc)
{
var vsUrl = "http://hl7.org/fhir/ValueSet/data-absent-reason";
var result = svc.ValidateCode(vsUrl, code: "NaN", system: "http://hl7.org/fhir/data-absent-reason");
Assert.True(result.Success);
result = svc.ValidateCode(vsUrl, code: "NaNX", system: "http://hl7.org/fhir/data-absent-reason");
Assert.False(result.Success);
result = svc.ValidateCode(vsUrl, code: "NaN", system: "http://hl7.org/fhir/data-absent-reason",
display: "Not a Number");
Assert.True(result.Success);
// The spec is not clear on the behaviour of incorrect displays - so don't test it here
//result = svc.ValidateCode(vsUrl, code: "NaN", system: "http://hl7.org/fhir/data-absent-reason",
// display: "Not any Number");
//Assert.True(result.Success);
result = svc.ValidateCode("http://hl7.org/fhir/ValueSet/v3-AcknowledgementDetailCode", code: "_AcknowledgementDetailNotSupportedCode",
system: "http://hl7.org/fhir/v3/AcknowledgementDetailCode");
Assert.True(result.Success);
Assert.Throws <ValueSetUnknownException>(() => svc.ValidateCode("http://hl7.org/fhir/ValueSet/crappy", code: "4322002", system: "http://snomed.info/sct"));
var coding = new Coding("http://hl7.org/fhir/data-absent-reason", "NaN");
result = svc.ValidateCode(vsUrl, coding: coding);
Assert.True(result.Success);
coding.Display = "Not a Number";
result = svc.ValidateCode(vsUrl, coding: coding);
Assert.True(result.Success);
coding.Code = "NaNX";
result = svc.ValidateCode(vsUrl, coding: coding);
Assert.False(result.Success);
coding.Code = "NaN";
var cc = new CodeableConcept("http://hl7.org/fhir/data-absent-reason", "NaNX", "Not a Number");
result = svc.ValidateCode(vsUrl, codeableConcept: cc);
Assert.False(result.Success);
cc.Coding.Add(new Coding("http://hl7.org/fhir/data-absent-reason", "asked"));
result = svc.ValidateCode(vsUrl, codeableConcept: cc);
DebugDumpOutputXml(result);
Assert.True(result.Success);
}
private OperationOutcome callService(string code, string system, string display, string uri, BindingStrength?strength, string path)
{
var outcome = new OperationOutcome();
OperationOutcome validateResult = _service.ValidateCode(uri, code, system, display, abstractAllowed: false);
var codeLabel = $"Code '{code}' from system '{system}'";
if (display != null)
{
codeLabel += $" with display '{display}'";
}
if (validateResult.Where(type: OperationOutcome.IssueType.NotSupported).Any())
{
if (strength != BindingStrength.Example)
{
outcome.AddIssue($"The terminology service is incapable of validating {codeLabel} (valueset '{uri}').", Issue.UNSUPPORTED_BINDING_NOT_SUPPORTED_BY_SERVICE, path);
validateResult.MakeInformational();
outcome.Include(validateResult);
}
return(outcome);
}
if (!validateResult.Success)
{
if (strength == BindingStrength.Required)
{
outcome.AddIssue($"{codeLabel} is not valid for required binding to valueset '{uri}'", Issue.CONTENT_INVALID_FOR_REQUIRED_BINDING, path);
}
else if (strength != BindingStrength.Example)
{
outcome.AddIssue($"{codeLabel} is not valid for non-required binding to valueset '{uri}'", Issue.CONTENT_INVALID_FOR_NON_REQUIRED_BINDING, path);
}
validateResult.MakeInformational();
}
outcome.Include(validateResult);
return(outcome);
}
private OperationOutcome callService(string canonical, string code = null, string system = null, string display = null,
Coding coding = null, CodeableConcept cc = null, bool?abstractAllowed = null)
{
var outcome = new OperationOutcome();
try
{
outcome = _service.ValidateCode(canonical: canonical, code: code, system: system, display: display,
coding: coding, codeableConcept: cc, @abstract: abstractAllowed);
foreach (var issue in outcome.Issue)
{
issue.Location = new string[] { _path }
}
;
}
catch (TerminologyServiceException tse)
{
outcome.AddIssue($"Terminology service failed while validating code '{code}' (system '{system}'): {tse.Message}", Issue.TERMINOLOGY_SERVICE_FAILED, _path);
}
return(outcome);
}
