ordering.js

const $noteList = $('#note-list');
if ($noteList.length > 0) {
    const saveUrl = $noteList.data('save-order-url');
    Sortable.create($noteList[0], {
    store: {
        get: sortable => {
        return [];
        },
        set: sortable => {
        $.ajax({
            url: saveUrl,
            method: 'post',
            data: {
            order: sortable.toArray().join('|')
            }
        });
        }
    }
    });
}