require(['underscore', 'handlebars', 'utils/i18n'], function(_, Handlebars, i18n) {
    'use strict';
    // These methods binds additional content directly to translated message
    function ngettext(single, plural, n) {
        return i18n.sprintf(i18n.ngettext(single, plural, n), n);
    }

    function gettext(key, message) {
        return i18n.sprintf(i18n.gettext(key), message);
    }

    Handlebars.registerHelper('_', gettext);
    Handlebars.registerHelper('gettext', gettext);
    Handlebars.registerHelper('ngettext', ngettext);
    return gettext;
});