designcreateplay/NodeBB

'use strict';

define('groupSearch', function () {
    const groupSearch = {};

    groupSearch.init = function (el) {
        if (utils.isTouchDevice()) {
            return;
        }
        const searchEl = el.find('[component="group-selector-search"]');
        if (!searchEl.length) {
            return;
        }
        const toggleVisibility = searchEl.parent('[component="group-selector"]').length > 0;

        const groupEls = el.find('[component="group-list"] [data-name]');
        el.on('show.bs.dropdown', function () {
            function updateList() {
                const val = searchEl.find('input').val().toLowerCase();
                let noMatch = true;
                groupEls.each(function () {
                    const liEl = $(this);
                    const isMatch = liEl.attr('data-name').toLowerCase().indexOf(val) !== -1;
                    if (noMatch && isMatch) {
                        noMatch = false;
                    }

                    liEl.toggleClass('hidden', !isMatch);
                });

                el.find('[component="group-list"] [component="group-no-matches"]').toggleClass('hidden', !noMatch);
            }
            if (toggleVisibility) {
                el.find('.dropdown-toggle').css({ visibility: 'hidden' });
                searchEl.removeClass('hidden');
                searchEl.css({
                    'z-index': el.find('.dropdown-toggle').css('z-index') + 1,
                });
            }

            searchEl.on('click', function (ev) {
                ev.preventDefault();
                ev.stopPropagation();
            });
            searchEl.find('input').val('').on('keyup', updateList);
            updateList();
        });

        el.on('shown.bs.dropdown', function () {
            searchEl.find('input').focus();
        });

        el.on('hide.bs.dropdown', function () {
            if (toggleVisibility) {
                el.find('.dropdown-toggle').css({ visibility: 'inherit' });
                searchEl.addClass('hidden');
            }
            searchEl.off('click').find('input').off('keyup');
        });
    };

    return groupSearch;
});