const ldap = require('ldapjs');

exports.getLogin = (req, res, next) => {
  res.render('auth/login');
};

exports.postLogin = (req, res, next) => {

  bindHost = req.body.ldap_bind_host;
  bindDn = req.body.ldap_bind_dn;
  bindPw = req.body.ldap_bind_pw;

  client = ldap.createClient({url: 'ldap://' + bindHost + '/'});
  client.bind(bindDn, bindPw, (err) => {
    if (err) {
      console.log('There was an error while logging in. Please try again.');
      res.redirect('/auth/login');
      return next(err);
    } else {
      console.log('Success!');
      req.session.ldap_bind_host = bindHost;
      req.session.ldap_bind_dn = bindDn;
      req.session.ldap_bind_pw = bindPw;
      baseDnBits = bindDn.split(',');
      baseDnBits.shift();
      baseDn = baseDnBits.join(',');
      req.session.ldap_base_dn = baseDn;
      return res.redirect('/');
    }
  });

};