graphs/js/intergalactic/travelers.js


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function addTraveler(travelers, firstname, lastname) {
    const vip = /(.*[jJ].*[sS].*)|(.*[sS].*[jJ].*)/;
    const fullname = firstname + " " + lastname;

    if (travelers.length >= 8) {
        console.log(fullname);
        if (vip.test(fullname)) {
            const last_i = travelers.findLastIndex(
                (element) => !vip.test(element),
            );

            if (last_i === -1) {
                return false;
            }

            travelers.splice(last_i, 1);
        } else {
            return false;
        }
    }

    travelers.push(fullname);
    return true;
}
function deleteTraveler(travelers, firstname, lastname) {
    const fullname = firstname + " " + lastname;
    const i = travelers.indexOf(fullname);

    if (i === -1) {
        return false;
    }

    travelers.splice(i, 1);
    return true;
}

module.exports = {
    addTraveler,
    deleteTraveler,
};