InputDescriptorConstraints.fromJson constructor

InputDescriptorConstraints.fromJson(dynamic constraintsJson)

Implementation

InputDescriptorConstraints.fromJson(dynamic constraintsJson) {
  var constraints = credentialToMap(constraintsJson);
  if (constraints.containsKey('limit_disclosure')) {
    var ld = constraints['limit_disclosure'];
    if (ld == 'required') {
      limitDisclosure = Limiting.required;
    } else if (ld == 'preferred') {
      limitDisclosure = Limiting.preferred;
    } else {
      throw Exception('Unknown value in limit_disclosure');
    }
  }

  if (constraints.containsKey('fields')) {
    fields = [];
    List tmp = constraints['fields'];
    if (tmp.isNotEmpty) {
      for (var f in tmp) {
        fields!.add(InputDescriptorField.fromJson(f));
      }
    }
  }

  if (constraints.containsKey('subject_is_issuer')) {
    String sii = constraints['subject_is_issuer'];
    if (sii == 'required') {
      subjectIsIssuer = Limiting.required;
    } else if (sii == 'preferred') {
      subjectIsIssuer = Limiting.preferred;
    } else {
      throw Exception('Unknown value in limit_disclosure');
    }
  }

  if (constraints.containsKey('is_holder')) {
    isHolder = HolderSubjectConstraint.fromJson(constraints['is_holder']);
  }

  if (constraints.containsKey('same_subject')) {
    sameSubject =
        HolderSubjectConstraint.fromJson(constraints['same_subject']);
  }

  if (constraints.containsKey('statuses')) {
    statuses = StatusObject.fromJson(constraints['status']);
  }
}