(_ => {
    const root_path = process.cwd();
    const express_session = require("express-session");
    const redis = require("redis");
    const RedisStore = require("connect-redis")(express_session);
    const FileStore = require('session-file-store')(express_session);
    const host = (process.env.REDIS_HOST || "").trim();
    const port = parseInt(process.env.REDIS_PORT || "6379") || 6379;
    const password = (process.env.REDIS_PASSWORD || "");
    const regex_host = /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;

    let store: any;

    if (regex_host.test(host)) {
        const client = redis.createClient({
            host: host,
            port: port,
            password: password,
            db: 0,
        });

        store = new RedisStore({
            client: client
        });
    }
    else {
        store = new FileStore({
            path: root_path + "/storage/sessions",
            // secret: 'rzSAscktkQTV5SmC'
        });
    };

    module.exports = express_session({
        store: store,
        secret: "pDzmfpNMXExK9XDK",
        resave: true,
        expires: new Date(Date.now() + 60 * 60 * 24 * 30 * 1000),
        saveUninitialized: true,
        cookie: {
            domain: `.${process.env.DOMAIN}`,
            httpOnly: true,
            maxAge: 60 * 60 * 24 * 30 * 1000,
        },
    });
})();