Download file function that works on IE

download.js

import { IS_IE } from '../view/ui/styles/constants';

const getByteArray = arquivo => {
  const byteCharacters = atob(arquivo);

  const byteNumbers = new Array(byteCharacters.length);

  for (let i = 0; i < byteCharacters.length; i++) {
    byteNumbers[i] = byteCharacters.charCodeAt(i);
  }

  return new Uint8Array(byteNumbers);
};

const download = async (arquivo, nomeArquivo) => {
  const byteArray = getByteArray(arquivo);

  const blob = new Blob([byteArray], {
    type: 'application/pdf; application/json; charset=utf-8'
  });

  if (IS_IE) {
    window.navigator.msSaveOrOpenBlob(blob, nomeArquivo);
  } else {
    const a = document.createElement('a');
    a.href = URL.createObjectURL(blob);
    a.download = nomeArquivo;
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
  }
};

export default download;