Chatwoot/app/javascript/shared/helpers/FileHelper.js

export const formatBytes = (bytes, decimals = 2) => {
  if (bytes === 0) return '0 Bytes';

  const k = 1024;
  const dm = decimals < 0 ? 0 : decimals;
  const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];

  const i = Math.floor(Math.log(bytes) / Math.log(k));

  return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
};

export const fileSizeInMegaBytes = bytes => {
  if (bytes === 0) {
    return 0;
  }
  const sizeInMB = (bytes / (1024 * 1024)).toFixed(2);
  return sizeInMB;
};

export const checkFileSizeLimit = (file, maximumUploadLimit) => {
  const fileSize = file?.file?.size || file?.size;
  const fileSizeInMB = fileSizeInMegaBytes(fileSize);
  return fileSizeInMB <= maximumUploadLimit;
};