fullcalendar disable next and prev button depending on date

fullcalendar-disableNextorProve

viewRender: function(currentView) {
    var minDate = moment(); // Today
    var maxDate = moment().add(2, 'weeks'); //Add 2 weeks for Today
    var navContainer = currentView.el.parent().prev()
    var disablePrev = currentView.start <= minDate;
    var disableNext = currentView.end >= maxDate;

    $(".fc-prev-button", navContainer).prop('disabled', disablePrev);
    $(".fc-prev-button", navContainer).toggleClass('fc-state-disabled', disablePrev);
    $(".fc-next-button", navContainer).prop('disabled', disableNext);
    $(".fc-next-button", navContainer).toggleClass('fc-state-disabled', disableNext);
}