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greenlight/app/assets/javascripts/sort.js

102 lines
3.5 KiB
JavaScript

// BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
//
// Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
//
// This program is free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the Free Software
// Foundation; either version 3.0 of the License, or (at your option) any later
// version.
//
// BigBlueButton 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License along
// with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
$(document).on('turbolinks:load', function(){
// Check if there is a table on this page
if ($("table").length) {
// Choose active header
// (Name, Length or Users)
$('th').each(function(){
if($(this).data("header")){
$(this).on('click', function(){
set_active_header($(this).data("header"));
sort_by($(this).data("header"), $(this).data('order'));
});
}
});
// Based on the header (Name, Length or Users) clicked,
// Modify the ui for the tables
var set_active_header = function(active_header){
$('th').each(function(){
if($(this).data("header") == active_header){
configure_order($(this));
}
else{
$(this).text($(this).data("header"));
$(this).data('order', 'none');
}
});
}
// Based on the header (Name, Length or Users) clicked,
// Modify the ui for the tables
var configure_order = function(header_elem){
if(header_elem.data('order') === 'asc'){ // asc
header_elem.text(header_elem.data("header") + " ↓");
header_elem.data('order', 'desc');
}
else if(header_elem.data('order') === 'desc'){ // desc
header_elem.text(header_elem.data("header"));
header_elem.data('order', 'none');
}
else{ // none
header_elem.text(header_elem.data("header") + " ↑");
header_elem.data('order', 'asc');
}
}
// Given a label and an order, sort recordings by order
// under a given label
var sort_by = function(label, order){
var recording_list_tbody = $('.table-responsive').find('tbody');
if(label === "Name"){
sort_recordings(recording_list_tbody, order, "#recording-title");
}
else if(label === "Length"){
sort_recordings(recording_list_tbody, order, "#recording-length");
}
else if(label === "Users"){
sort_recordings(recording_list_tbody, order, "#recording-users");
}
}
// Generalized function for sorting recordings
var sort_recordings = function(recording_list_tbody, order, recording_id){
recording_list_tbody.find('tr').sort(function(a, b){
var a_val, b_val;
if (recording_id == "#recording-length") {
a_val = $.trim($(a).find(recording_id).data("full-length"));
b_val = $.trim($(b).find(recording_id).data("full-length"));
} else {
a_val = $.trim($(a).find(recording_id).text());
b_val = $.trim($(b).find(recording_id).text());
}
if(order === "asc"){
return a_val.localeCompare(b_val);
}
else if(order === "desc"){
return b_val.localeCompare(a_val);
}
}).appendTo(recording_list_tbody);
}
}
});