threshold-ui/addons/api/mirage/serializers/role.js

import ApplicationSerializer from './application';

export default ApplicationSerializer.extend({
  modelName: 'role',

  _hashForModel(model) {
    const json = ApplicationSerializer.prototype._hashForModel.apply(
      this,
      arguments
    );
    const serializedUsers = model.users.models.map((user) => ({
      scope_id: model.scope.id,
      id: user.id,
      type: 'user',
    }));
    const serializedGroups = model.groups.models.map((group) => ({
      scope_id: model.scope.id,
      id: group.id,
      type: 'group',
    }));
    json.principals = [...serializedUsers, ...serializedGroups];
    if (!json.principals.length) delete json.principals;

    // default grant scope
    if (!json.grant_scope_id) json.grant_scope_id = json.scope.id;

    return json;
  },
});