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 generateFileName(url) {
    const currentFileName = url.split('/').pop();
    const currentFileExt = currentFileName
      .split(/[#?]/)[0]
      .split('.')
      .pop()
      .trim();
  
    return currentFileName.replace(
      `.${currentFileExt}`,
      `-optimized.${currentFileExt}`
    );
  }
  
  /**
   * Helper to get remote file using fetch.
   *
   * @param {string} url URL of file.
   * @param {string} mimeType Mime type of file.
   * @return {Promise<File>} File object.
   */
  async function fetchRemoteFile(url, mimeType) {
    const response = await fetch(url);
    if (!response.ok) {
      throw new Error(`An error has occured: ${response.status}`);
    }
    const data = await response.blob();
    const name = generateFileName(url);
    return new File([data], name, {
      type: mimeType,
    });
  }
  
  export default fetchRemoteFile;
  