/// url = 'http://hl7.org/fhir/StructureMap/AuditEvent5to4B'
/// name = 'AuditEvent5to4B'
/// title = 'FML Conversion for AuditEvent: R5 to R4B'
/// status = 'active'

conceptmap "AuditEventAction" {
  prefix s = "http://hl7.org/fhir/audit-event-action"
  prefix t = "http://hl7.org/fhir/4.3/audit-event-action"

  s:C - t:C
  s:R - t:R
  s:U - t:U
  s:D - t:D
  s:E - t:E
}

uses "http://hl7.org/fhir/StructureDefinition/AuditEvent" alias AuditEventR5 as source
uses "http://hl7.org/fhir/4.3/StructureDefinition/AuditEvent" alias AuditEventR4B as target

imports "http://hl7.org/fhir/StructureMap/*5to4B"

group AuditEvent(source src : AuditEventR5, target tgt : AuditEventR4B) extends DomainResource <<type+>> {
  src.category -> tgt.type;
  src.code -> tgt.subtype;
  src.action as v -> tgt.action = translate(v, '#AuditEventAction', 'code');
  src.recorded -> tgt.recorded; // src.severity as v -> tgt.severity = translate(v, '#AuditEventSeverity', 'code');
  src.outcome as s -> tgt.outcome as t then AuditEventOutcome(s, t);
  src.outcome as s -> tgt.outcomeDesc as t then AuditEventOutcomeDesc(s, t);
  src.agent as s -> tgt.agent as t then AuditEventAgent(s, t); // src.authorization -> tgt.authorization;
  src.source as s -> tgt.source as t then AuditEventSource(s, t);
  src.entity as s -> tgt.entity as t then AuditEventEntity(s, t);
}

group AuditEventOutcome(source src, target tgt) extends BackboneElement {
  src.code as s where code = 'success' -> tgt = '0'; // src.code -> tgt.code;
  src.code as s where code = 'information' -> tgt = '0';
  src.code as s where code = 'warning' -> tgt = '4';
  src.code as s where code = 'error' -> tgt = '8';
  src.code as s where code = 'fatal' -> tgt = '12';
}

group AuditEventOutcomeDesc(source src, target tgt) extends BackboneElement {
  src.code as s -> tgt = s.display;
}

group AuditEventAgent(source src, target tgt) extends BackboneElement {
  src.type -> tgt.type;
  src.role -> tgt.role;
  src.who -> tgt.who;
  src.requestor -> tgt.requestor;
  src.location -> tgt.location;
  src.policy -> tgt.policy;
  src.network : Reference as v ->  tgt.network as t,  t.address = v.display;
  src.network : uri as v ->  tgt.network as t,  t.address = v;
  src.network : string as v ->  tgt.network as t,  t.address = v;
  src.authorization -> tgt.purposeOfUse;
}

group AuditEventSource(source src, target tgt) extends BackboneElement {
  src.site : Reference as s -> tgt then {
    s.display -> tgt.site;
  };
  src.observer -> tgt.observer;
  src.type -> tgt.type;
}

group AuditEventEntity(source src, target tgt) extends BackboneElement {
  src.what -> tgt.what;
  src.role -> tgt.role;
  src.securityLabel -> tgt.securityLabel;
  src.query -> tgt.query;
  src.detail as s -> tgt.detail as t then AuditEventEntityDetail(s, t);
}

group AuditEventEntityDetail(source src, target tgt) extends BackboneElement {
  src.type -> tgt.type;
  src.value : Quantity -> tgt.value;
  src.value : CodeableConcept -> tgt.value;
  src.value : string -> tgt.value;
  src.value : boolean -> tgt.value;
  src.value : integer -> tgt.value;
  src.value : Range -> tgt.value;
  src.value : Ratio -> tgt.value;
  src.value : time -> tgt.value;
  src.value : dateTime -> tgt.value;
  src.value : Period -> tgt.value;
  src.value : base64Binary -> tgt.value;
}