source: vlo/branches/vlo-3.0/vlo-web-app/src/main/webapp/js/vlo-facets.js @ 4599

/* 
 * Copyright (C) 2014 CLARIN
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

function expandFacet(p) {
    p.find(".facetvalues").show(200);
    p.addClass("expandedfacet");
    p.removeClass("collapsedfacet");
    p.find(".filterform input").focus();
}

function collapseFacet(p) {
    p.find(".facetvalues").hide(200);
    p.addClass("collapsedfacet");
    p.removeClass("expandedfacet");
}

$(document).ready(function() {
    /* facet collapse/expand */
    $("a.expandfacet, a#showvalues").click(function(event) {
        event.preventDefault();
        var p = $(this).parents(".collapsedfacet");
        expandFacet(p);
    });
    $("a.collapsefacet").click(function(event) {
        event.preventDefault();
        var p = $(this).parents(".expandedfacet");
        collapseFacet(p);
    });

    $(".facet h1 a").click(function(event) {
        event.preventDefault();
        if ($(this).parents(".expandedfacet").length === 1) {
            var p = $(this).parents(".expandedfacet");
            collapseFacet(p);
        } else {
            var p = $(this).parents(".collapsedfacet");
            expandFacet(p);
        }
    });

    /* facet filter */
//    $(".filterform").hide();
//
//    $("a.filtertoggle").click(function(event) {
//        // toggle link clicked, show or hide filter box and focus on input
//        event.preventDefault();
//        var form = $(this).parent(".facet").find(".filterform");
//        form.siblings(".facetvalues").find("li").show();
//        expandFacet($(this).parent(".collapsedfacet"));
//        form.toggle(100, function(event) {
//            var input = form.children("input");
//            input.val('');
//            input.focus();
//        });
//    });

    var filterHandler = function(event) {
        // filter text entered, update result list
        var links = $(this).parents(".filterform").siblings(".facetvalues").find("li");
        var match = $(this).val().toUpperCase();
        if (match.length === 0) {
            links.show();
        } else {
            // hide all results
            links.hide();
            // show all matching results
            links.filter(function(index) {
                // case insensitive match
                return links[index].textContent.toUpperCase().indexOf(match) >= 0;
            }).show();
        }
    };

    $(".filterform input").on('input', filterHandler);

    /* Facet values popup */

    $(".more-link").click(function(event) {
        event.preventDefault();
        $("#facetvalues").toggle();
        var name = $(this).parents(".facet").find("h1").text();
        $("#facetvalues h2").text(name);
        $(window).scrollTop($('#facetvalues').position().top);
    });

    $("#facetvalues a").click(function(event) {
        event.preventDefault();
        $("#facetvalues").toggle();
    });
});