text: /*
   * Copyright 2021 Google LLC
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     https://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  function removeTransientMediaProperties({ pages, ...rest }) {
    return {
      pages: pages.map(reducePage),
      ...rest,
    };
  }
  
  function reducePage({ elements, ...rest }) {
    return {
      elements: elements.map(updateElement),
      ...rest,
    };
  }
  
  function updateElement(element) {
    if (!element.resource) {
      return element;
    }
  
    delete element.resource.local;
    delete element.resource.isTrimming;
    delete element.resource.isTranscoding;
    delete element.resource.isMuting;
  
    return element;
  }
  
  export default removeTransientMediaProperties;
  