const user = require("../models/UserModel");
const account = require("../models/AuthenticationModel");
const team = require("../models/TeamModel");
const Leaderboard = require("../models/LeaderboardModel");

async function fetch_user(cookie) {
    try {
        let cookies = parseCookie(cookie)
        if (!cookies) {
            return;
        }
        var acc = await account.findOne({ SessionID: cookies.SessionID });

        if (acc) {
            var resuser = await user.findOne({ _id: acc.UserID });
            return resuser;
        }
    }
    catch (err) {
        console.log(err);
    }
}


function parseCookie(cookieString) {
    const cookies = {};
    if (cookieString) {
        const cookieArr = cookieString.split(';');
        cookieArr.forEach((cookie) => {
            const [key, value] = cookie.split('=');
            const cookieKey = key.trim();
            const cookieValue = decodeURIComponent(value.trim());
            cookies[cookieKey] = cookieValue;
        });
    }
    return cookies;
}

module.exports = fetch_user;