import {defaultAuthType} from '../../config';
import {getUser, comparePassword, setToken} from '../services/users';
import {Strategy} from 'passport-local';
import {UserModel} from '../models/user';

module.exports = new Strategy(
  {
    usernameField: 'email',
    passwordField: 'password',
    session: false,
    passReqToCallback: true,
  },
  (req, email, password, done) => {
    const query: {
      email: string;
      tenant: undefined | string | string[];
      roles?: { $in: string[] };
    } = {email: email.trim(), tenant: req.headers.tenant};
    const authType = req.body.authType || defaultAuthType;

    if (req.body.roles && req.body.roles instanceof Array) {
      query.roles = {$in: req.body.roles};
    }
    getUser(query)
      .then((user) => comparePassword((user as unknown as UserModel), password))
      .then((user) => setToken((user as any), authType))
      .then(({user, token, refreshToken, cookieToken}) => {
        done(null, {
          token,
          refreshToken,
          cookieToken,
          user: {
            email: user.email,
            name: user.name,
            roles: user.roles,
          },
        });
      })
      .catch(done);
  }
);