passport-discord | Passport strategy for authentication with Discord | Authentication library

import passportDiscord from "passport-discord";

passport.serializeUser(function(user, done) { done(null, user); });
passport.deserializeUser(function(user, done) { done(null, user); });
passport.use(new DiscordStrategy({
    clientID: OAuth.Discord.Client,
    clientSecret: OAuth.Discord.Secret,
    callbackURL: OAuth.Discord.Callback,
    scope: ['identify', 'email']
 },
 function(accessToken, refreshToken, profile, cb) {
    const avatarUrl = `https://cdn.discordapp.com/avatars/${profile.id}/${profile.avatar}.png`;
    User.findOrCreate({ userAuthName: 'Discord', userAuthId: profile.id, userName: profile.username, userEmail: profile.email, userEnum: '0001', userAvatar: avatarUrl  }, function(err, user) {
       process.nextTick(function() {
           return cb(err, user);
       });
    });
 }));

auth.get('/discord', passport.authenticate('discord'));
auth.get('/discord/callback', passport.authenticate('discord', {
    failureRedirect: '/'
}), function (req: any, res: any) {
    User.addLog(req.user.userUniqueId, 'logged_in', Host.getAddress(req));
    let token = User.createJWT(req.user);
    res.cookie('token', token, {maxAge: Core.JWT.expiryMax, domain: Core.cookieUrl})
    res.cookie('world', req.user.userWorld, { domain: Core.cookieUrl });
    res.end();
    return res.redirect(Core.webProtocol + "://" + Core.webUrl)
});