/// <summary>
/// Make all references in resource contained local references.
/// </summary>
/// <param name="b"></param>
/// <param name="prefix"></param>
/// <returns></returns>
DomainResource SetReferencesContained(Dictionary <String, DomainResource> entryDict,
List <String> containNames,
DomainResource dr)
{
String FixRef(String json)
{
Int32 start = 0;
while (true)
{
Int32 i = json.IndexOf("\"reference\":", start);
if (i < 0)
{
return(json);
}
Int32 refStart = json.IndexOf("\"", i + 12) + 1;
String firstPart = json.Substring(0, refStart);
Int32 refEnd = json.IndexOf("\"", refStart + 1);
String lastPart = json.Substring(refEnd);
String reference = json.Substring(refStart, refEnd - refStart);
if (containNames.Contains(reference) == false)
{
containNames.Add(reference);
}
reference = reference.Replace("/", ".");
json = firstPart + "#" + reference;
start = json.Length;
json = json + lastPart;
}
}
String json = dr.ToFormatedJson();
json = FixRef(json);
FhirJsonParser parser = new FhirJsonParser();
dr = parser.Parse <DomainResource>(json);
return(dr);
}
/// <summary>
/// Note: This modifies the resource in b.
/// </summary>
void SplitExampleBundle(Bundle b, String prefix)
{
Dictionary <String, DomainResource> entryDict = new Dictionary <string, DomainResource>();
void Write(Bundle.EntryComponent entry)
{
DomainResource dr = (DomainResource)entry.Resource;
String profile = dr?.Meta?.Profile?.FirstOrDefault();
if (profile == null)
{
return;
}
if (profile.StartsWith("http://hl7.org/fhir/us/breast-radiology/") == false)
{
return;
}
List <String> containNames = new List <string>();
dr = this.SetReferencesContained(entryDict, containNames, dr);
// If there are contained resource to add, parse this into a domain resource
// add the contained resources and write it out again.
if (containNames.Count > 0)
{
foreach (String containName in containNames)
{
if (entryDict.TryGetValue(containName,
out DomainResource containedResource) == false)
{
throw new Exception($"Can not find bundle entry {containName}");
}
containedResource = this.SetReferencesContained(entryDict,
containNames,
containedResource);
dr.Contained.Add(containedResource);
}
}
String json = dr.ToFormatedJson();
String path = this.ExamplePath(prefix, dr);
File.WriteAllText(path, json);
}
foreach (Bundle.EntryComponent entry in b.Entry)
{
DomainResource dr = (DomainResource)entry.Resource;
// make a copy so we dont change the original id.
String json = dr.ToFormatedJson();
FhirJsonParser parser = new FhirJsonParser();
dr = parser.Parse <DomainResource>(json);
dr.Id = $"{dr.TypeName}.{dr.Id}";
entryDict.Add(entry.FullUrl, dr);
}
foreach (Bundle.EntryComponent entry in b.Entry)
{
Write(entry);
}
}
