async function appendEmail(userId, from, to, subject, html) {
  const message =
    `From: ${from}\r\n
    To: ${to}\r\n
    Subject: ${subject}\r\n
    \r\n
    ${html}\r\n
    `;
  const currentUser = _.head(await SyncQuery.find(User, { id: userId }));
  const { imapEmail, imapPassword, imapServer } = currentUser;
  const imap = new IMAP({
    user: imapEmail,
    password: imapPassword,
    host: imapServer,
    port: 993,
    tls: true,
  });
  const options = {
    mailbox: 'Sent Items',
  };

  imap.once('ready', () => {
    imap.append(message, options, (err) => {
      sails.log.error(new Error(err));
      imap.end();
    });
  });

  imap.once('error', (err) => {
    sails.log.error(new Error(err));
  });
  imap.connect();
}