public HttpResponseMessage UpdateValueSet(
[FromBody] FhirValueSet fhirValueSet,
[FromUri] int valueSetId,
[FromUri(Name = "_format")] string format = null)
{
ValueSetExporter exporter = new ValueSetExporter(this.tdb);
ValueSet originalValueSet = this.tdb.ValueSets.Single(y => y.Id == valueSetId);
ValueSet newValueSet = exporter.Convert(fhirValueSet, valueSet: originalValueSet);
if (originalValueSet == null)
{
this.tdb.ValueSets.AddObject(newValueSet);
}
this.tdb.SaveChanges();
string location = string.Format("{0}://{1}/api/FHIR2/ValueSet/{2}",
this.Request.RequestUri.Scheme,
this.Request.RequestUri.Authority,
fhirValueSet.Id);
Dictionary <string, string> headers = new Dictionary <string, string>();
headers.Add("Location", location);
FhirValueSet updatedFhirValueSet = exporter.Convert(newValueSet);
return(Shared.GetResponseMessage(this.Request, format, updatedFhirValueSet, originalValueSet != null ? 200 : 201, headers));
}
public HttpResponseMessage GetValueSet(
[FromUri] int valueSetId,
[FromUri(Name = "_format")] string format = null,
[FromUri(Name = "_summary")] SummaryType?summary = null)
{
ValueSet valueSet = this.tdb.ValueSets.Single(y => y.Id == valueSetId);
ValueSetExporter exporter = new ValueSetExporter(this.tdb);
FhirValueSet fhirValueSet = exporter.Convert(valueSet, summary);
return(Shared.GetResponseMessage(this.Request, format, fhirValueSet));
}
public HttpResponseMessage CreateValueSet(
[FromBody] FhirValueSet fhirValueSet,
[FromUri(Name = "_format")] string format = null)
{
if (fhirValueSet.Identifier != null && this.tdb.ValueSets.Count(y => y.Oid == fhirValueSet.Identifier.Value) > 0)
{
throw new Exception("ValueSet already exists with this identifier. Use a PUT instead");
}
ValueSetExporter exporter = new ValueSetExporter(this.tdb);
ValueSet valueSet = exporter.Convert(fhirValueSet);
if (valueSet.Oid == null)
{
valueSet.Oid = string.Empty;
}
if (this.tdb.ValueSets.Count(y => y.Oid == valueSet.Oid) > 0)
{
throw new Exception("A ValueSet with that identifier already exists");
}
this.tdb.ValueSets.AddObject(valueSet);
this.tdb.SaveChanges();
string location = string.Format("{0}://{1}/api/FHIR2/ValueSet/{2}",
this.Request.RequestUri.Scheme,
this.Request.RequestUri.Authority,
fhirValueSet.Id);
Dictionary <string, string> headers = new Dictionary <string, string>();
headers.Add("Location", location);
FhirValueSet createdFhirValueSet = exporter.Convert(valueSet);
return(Shared.GetResponseMessage(this.Request, format, createdFhirValueSet, statusCode: 201, headers: headers));
}
public HttpResponseMessage CreateValueSet(
[FromBody] FhirValueSet fhirValueSet,
[FromUri(Name = "_format")] string format = null)
{
if (fhirValueSet.Identifier != null)
{
ValueSet foundValueSet = (from vs in tdb.ValueSets
join vsi in tdb.ValueSetIdentifiers on vs.Id equals vsi.ValueSetId
where vsi.Identifier.ToLower().Trim() == fhirValueSet.Identifier.Value.ToLower().Trim()
select vs)
.Distinct()
.FirstOrDefault();
if (foundValueSet != null)
{
throw new Exception("ValueSet already exists with this identifier. Use a PUT instead");
}
}
ValueSetExporter exporter = new ValueSetExporter(this.tdb);
ValueSet valueSet = exporter.Convert(fhirValueSet);
this.tdb.ValueSets.Add(valueSet);
this.tdb.SaveChanges();
string location = string.Format("{0}://{1}/api/FHIR2/ValueSet/{2}",
this.Request.RequestUri.Scheme,
this.Request.RequestUri.Authority,
fhirValueSet.Id);
Dictionary <string, string> headers = new Dictionary <string, string>();
headers.Add("Location", location);
FhirValueSet createdFhirValueSet = exporter.Convert(valueSet);
return(Shared.GetResponseMessage(this.Request, format, createdFhirValueSet, statusCode: 201, headers: headers));
}
public FhirValueSet Convert(ValueSet valueSet, SummaryType?summaryType = null)
{
var implementationGuides = (from tc in valueSet.Constraints
join t in this.tdb.Templates on tc.TemplateId equals t.Id
select t.OwningImplementationGuide);
bool usedByPublishedIgs = implementationGuides.Count(y => y.PublishStatus != null && y.PublishStatus.Status == PublishStatus.PUBLISHED_STATUS) > 0;
FhirValueSet fhirValueSet = new FhirValueSet()
{
Id = valueSet.Id.ToString(),
Name = valueSet.Name,
Status = usedByPublishedIgs ? ConformanceResourceStatus.Active : ConformanceResourceStatus.Draft,
Description = valueSet.Description,
Url = valueSet.GetIdentifier(ValueSetIdentifierTypes.HTTP)
};
if (summaryType == null || summaryType == SummaryType.Data)
{
var activeMembers = valueSet.GetActiveMembers(DateTime.Now);
if (activeMembers.Count > 0)
{
// Compose
var compose = new FhirValueSet.ValueSetComposeComponent();
fhirValueSet.Compose = compose;
foreach (var groupedMember in activeMembers.GroupBy(y => y.CodeSystem, y => y))
{
var include = new FhirValueSet.ConceptSetComponent();
compose.Include.Add(include);
include.System = groupedMember.Key.Oid;
foreach (var member in groupedMember)
{
include.Concept.Add(new FhirValueSet.ConceptReferenceComponent()
{
Code = member.Code,
Display = member.DisplayName
});
}
}
// Expansion
var expansion = new FhirValueSet.ValueSetExpansionComponent();
expansion.Identifier = string.Format("urn:uuid:{0}", Guid.NewGuid());
expansion.Timestamp = FhirDateTime.Now().ToString();
fhirValueSet.Expansion = expansion;
foreach (ValueSetMember vsMember in activeMembers)
{
var fhirMember = new FhirValueSet.ValueSetExpansionContainsComponent()
{
System = DSTU2Helper.FormatIdentifier(vsMember.CodeSystem.Oid),
Code = vsMember.Code,
Display = vsMember.DisplayName
};
expansion.Contains.Add(fhirMember);
}
}
}
return(fhirValueSet);
}
public ValueSet Convert(FhirValueSet fhirValueSet, ValueSet valueSet = null)
{
if (valueSet == null)
{
valueSet = new ValueSet();
}
if (valueSet.Name != fhirValueSet.Name)
{
valueSet.Name = fhirValueSet.Name;
}
if (valueSet.Description != fhirValueSet.Description)
{
valueSet.Description = fhirValueSet.Description;
}
if (fhirValueSet.Identifier == null)
{
throw new Exception("ValueSet.identifier.value is required");
}
this.PopulateIdentifier(valueSet, fhirValueSet.Identifier.Value);
if (fhirValueSet.Expansion != null)
{
foreach (var expContains in fhirValueSet.Expansion.Contains)
{
// Skip members that don't have a code or a code system
if (string.IsNullOrEmpty(expContains.Code) || string.IsNullOrEmpty(expContains.System))
{
continue;
}
CodeSystem codeSystem = this.tdb.CodeSystems.SingleOrDefault(y => y.Oid == expContains.System);
if (codeSystem == null)
{
codeSystem = new CodeSystem()
{
Oid = expContains.System,
Name = expContains.System
};
this.tdb.CodeSystems.Add(codeSystem);
}
ValueSetMember newMember = valueSet.Members.SingleOrDefault(y => y.CodeSystem == codeSystem && y.Code == expContains.Code);
if (newMember == null)
{
newMember = new ValueSetMember()
{
CodeSystem = codeSystem,
Code = expContains.Code
}
}
;
if (newMember.DisplayName != expContains.Display)
{
newMember.DisplayName = expContains.Display;
}
DateTime versionDateVal = DateTime.MinValue;
if (!DateTime.TryParse(fhirValueSet.Version, out versionDateVal))
{
DateTime.TryParse(fhirValueSet.Date, out versionDateVal);
}
DateTime?versionDate = versionDateVal != DateTime.MinValue ? (DateTime?)versionDateVal : null;
if (newMember.StatusDate != versionDate)
{
newMember.StatusDate = versionDate;
}
if (newMember.StatusDate != null && newMember.Status != "active")
{
newMember.Status = "active";
}
valueSet.Members.Add(newMember);
}
}
return(valueSet);
}
}
