Zabbix API JS login

zabbix_api_auth.js

request(method, params) {
  return this.zabbixAPICore.request(this.url, method, params, this.requestOptions, this.auth)
  .catch(error => {
    if (isNotAuthorized(error.data)) {
      // Handle auth errors
      this.loginErrorCount++;
      if (this.loginErrorCount > this.maxLoginAttempts) {
        this.loginErrorCount = 0;
        return null;
      } else {
        return this.loginOnce()
        .then(() => this.request(method, params));
      }
    } else {
      // Handle API errors
      let message = error.data ? error.data : error.statusText;
      this.alertAPIError(message);
    }
  });
}

function isNotAuthorized(message) {
  return (
    message === "Session terminated, re-login, please." ||
    message === "Not authorised." ||
    message === "Not authorized."
  );
}