datahub/wherehows-web/app/utils/datasets/functions.js

/**
 * Builds a privacyCompliancePolicy map with default / unset values for non null properties
 */
export const createPrivacyCompliancePolicy = () => {
  const complianceTypes = ['AUTO_PURGE', 'CUSTOM_PURGE', 'LIMITED_RETENTION', 'PURGE_NOT_APPLICABLE'];
  const policy = {
    // default to first item in compliance types list
    complianceType: complianceTypes.get('firstObject'),
    compliancePurgeEntities: []
  };

  // Ensure we deep clone map to prevent mutation from consumers
  return JSON.parse(JSON.stringify(policy));
};

  /**
   * Builds a securitySpecification map with default / unset values for non null properties as per avro schema
   * @param {number} id
   */
export const createSecuritySpecification = id => {
    const classification = [
      'highlyConfidential', 'confidential', 'limitedDistribution', 'mustBeEncrypted', 'mustBeMasked'
    ].reduce((classification, classifier) => {
      classification[classifier] = [];
      return classification;
    }, {});
    const securitySpecification = {
      classification,
      datasetId: id,
      geographicAffinity: {affinity: ''},
      recordOwnerType: '',
      retentionPolicy: {retentionType: ''}
    };

    return JSON.parse(JSON.stringify(securitySpecification));
  };