const config = require('settings/config');
const cal = require('calendar');
const redirectIfNotLogged = require('auth/views').redirectIfNotLogged;

function computeUserTable(user, callback) {

    let result = {};

    cal.getTotal(user, (table) => {
        let courses = [];
        let total = {
            name: "Total",
            type: "",
            time: 0,
            tdEquivalent: 0,
        }

        for (let key in table) {
            courses.push({
                name: key,
                type: table[key].type,
                time: table[key].time,
                tdEquivalent: table[key].tdEquivalent,
            });

            total.time += table[key].time;
            total.tdEquivalent += table[key].tdEquivalent;
        }

        result.courses = courses;
        result.total = total;

        callback(result);

    });
}

module.exports.total = redirectIfNotLogged('total', function(req, res, render) {
    render('total.pug');
});

module.exports.totalTable = function(req, res, render, next) {
    if (req.session.user === undefined) {
        res.status(404);

        res.setHeader('Content-Type', 'text/html');

        res.render(config.BASE_DIR + '/templates/404.pug', res.locals, function(err, result) {
            if (err)
                console.log(err);
            res.send(result);
        });
        return;
    }

    computeUserTable(req.session.user, (result) => {
        res.locals.courses = result.courses;
        res.locals.total = result.total;
        render('totalTable.pug');
    });
}