map "http://hl7.org/fhir/StructureMap/Substance3to4" = "R3 to R4 Conversions for Substance"

uses "http://hl7.org/fhir/3.0/StructureDefinition/Substance" alias SubstanceR3 as source
uses "http://hl7.org/fhir/StructureDefinition/Substance" alias Substance as target

imports "http://hl7.org/fhir/StructureMap/*3to4"

group Substance(source src : SubstanceR3, target tgt : Substance) extends DomainResource <<type+>> {
  src.identifier -> tgt.identifier;
  src.status -> tgt.status;
  src.category -> tgt.category;
  src.code -> tgt.code;
  src.description -> tgt.description;
  src.instance as vs0 -> tgt.instance as vt0 then instance(vs0, vt0);
  src.ingredient as vs0 -> tgt.ingredient as vt0 then ingredient(vs0, vt0);
}

group instance(source src, target tgt) extends BackboneElement {
  src.identifier -> tgt.identifier;
  src.expiry -> tgt.expiry;
  src.quantity -> tgt.quantity;
}

group ingredient(source src, target tgt) extends BackboneElement {
  src.quantity -> tgt.quantity;
  src.substance : CodeableConcept as vs -> tgt.substance = create('CodeableConcept') as vt then CodeableConcept(vs, vt);
  src.substance : Reference as vs -> tgt.substance = create('Reference') as vt then Reference(vs, vt);
}

map "http://hl7.org/fhir/StructureMap/Substance4to3" = "R4 to R3 Conversion for Substance"

uses "http://hl7.org/fhir/StructureDefinition/Substance" alias Substance as source
uses "http://hl7.org/fhir/3.0/StructureDefinition/Substance" alias SubstanceR3 as target

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

group Substance(source src : Substance, target tgt : SubstanceR3) extends DomainResource <<type+>> {
  src.identifier -> tgt.identifier;
  src.status -> tgt.status;
  src.category -> tgt.category;
  src.code -> tgt.code;
  src.description -> tgt.description;
  src.instance as vs0 -> tgt.instance as vt0 then instance(vs0, vt0);
  src.ingredient as vs0 -> tgt.ingredient as vt0 then ingredient(vs0, vt0);
}

group instance(source src, target tgt) extends BackboneElement {
  src.identifier -> tgt.identifier;
  src.expiry -> tgt.expiry;
  src.quantity -> tgt.quantity;
}

group ingredient(source src, target tgt) extends BackboneElement {
  src.quantity -> tgt.quantity;
  src.substance : CodeableConcept as vs -> tgt.substance = create('CodeableConcept') as vt then CodeableConcept(vs, vt);
  src.substance : Reference as vs -> tgt.substance = create('Reference') as vt then Reference(vs, vt);
}