/// url = 'http://hl7.org/fhir/StructureMap/AllergyIntolerance4to3'
/// name = 'AllergyIntolerance4to3'
/// title = 'AllergyIntolerance Transforms: R4 to R3'
/// status = 'active'

uses "http://hl7.org/fhir/4.0/AllergyIntolerance" alias AllergyIntolerance as source
uses "http://hl7.org/fhir/3.0/AllergyIntolerance" alias AllergyIntoleranceR3 as target

imports "http://hl7.org/fhir/StructureMap/*4to3"

group AllergyIntolerance(source src : AllergyIntolerance, target tgt : AllergyIntoleranceR3) extends DomainResource <<type+>> {
  src.identifier -> tgt.identifier;
  src.clinicalStatus as vs then {
    vs.coding as c where system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-clinical' then {
      c.code -> tgt.clinicalStatus;
    };
  };
  src.verificationStatus as vs then {
    vs.coding as c where system = 'http://terminology.hl7.org/CodeSystem/allergyintolerance-verification' then {
      c.code -> tgt.verificationStatus;
    };
  };
  src.type -> tgt.type;
  src.category -> tgt.category;
  src.criticality -> tgt.criticality;
  src.code -> tgt.code;
  src.patient -> tgt.patient;
  src.onset : dateTime as vs -> tgt.onset = create('dateTime') as vt then dateTime(vs, vt);
  src.onset : Age as vs -> tgt.onset = create('Age') as vt then Age(vs, vt);
  src.onset : Period as vs -> tgt.onset = create('Period') as vt then Period(vs, vt);
  src.onset : Range as vs -> tgt.onset = create('Range') as vt then Range(vs, vt);
  src.onset : string as vs -> tgt.onset = create('string') as vt then string(vs, vt);
  src.recordedDate -> tgt.assertedDate "assertedDate";
  src.recorder -> tgt.recorder;
  src.asserter -> tgt.asserter;
  src.lastOccurrence -> tgt.lastOccurrence;
  src.note -> tgt.note;
  src.reaction as vs0 -> tgt.reaction as vt0 then {
    vs0.substance -> vt0.substance;
    vs0.manifestation -> vt0.manifestation;
    vs0.description -> vt0.description;
    vs0.onset -> vt0.onset;
    vs0.severity -> vt0.severity;
    vs0.exposureRoute -> vt0.exposureRoute;
    vs0.note -> vt0.note;
  };
}