116 lines
3.6 KiB
JavaScript
116 lines
3.6 KiB
JavaScript
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2016-2021 (original work) Open Assessment Technlogies SA
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*
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*/
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define(['lodash', 'jquery', 'tpl!taoQtiItem/qtiCreator/tpl/notifications/deletingInfoBox'], function (
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_,
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$,
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deletingInfoTpl
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) {
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'use strict';
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const _timeout = 10000;
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let undoDeleting = false;
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const _destroy = function _destroy($messageBox) {
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$('body').off('.deleting');
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$messageBox.remove();
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undoDeleting = false;
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};
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const undo = function undo($messageBox) {
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undoDeleting = true;
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$messageBox.trigger('undo.deleting');
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_destroy($messageBox);
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};
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const _confirmDeletion = function ($messageBox, fadeDelay) {
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//only allow deletion if the message has not already been deleted yet
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if (!undoDeleting && $messageBox.length && $.contains(document, $messageBox[0])) {
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$messageBox.trigger('confirm.deleting');
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$messageBox.fadeOut(fadeDelay, function () {
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_destroy($messageBox);
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});
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}
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};
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const _bindEvents = function _bindEvents($messageBox) {
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$('body').on('mousedown.deleting keydown.deleting', function (e) {
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if (e.ctrlKey || e.metaKey) {
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//trigger undo callback if the standard keyboard shortcut ctrl+z is triggered
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if (e.keyCode === 90) {
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//z-key
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undo($messageBox);
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}
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e.preventDefault();
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return;
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}
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//confirm deleting whenever user interact with another object
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if (e.target !== $messageBox[0] && !$.contains($messageBox[0], e.target)) {
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_confirmDeletion($messageBox, 400);
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}
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});
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$messageBox.find('a.undo').on('click', function (e) {
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e.preventDefault();
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undo($messageBox);
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});
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$messageBox.find('.close-trigger').on('click', function (e) {
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e.preventDefault();
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_confirmDeletion($messageBox, 0);
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});
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setTimeout(function () {
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_confirmDeletion($messageBox, 1000);
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}, _timeout);
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};
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const deletingHelper = {
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createInfoBox: function (widgets) {
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const $messageBox = $(
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deletingInfoTpl({
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serial: 'widgets',
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count: widgets.length
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})
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);
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$('body').append($messageBox);
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$messageBox.css({
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display: 'block',
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position: 'fixed',
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top: '50px',
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left: '50%',
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'margin-left': '-200px',
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width: '400px',
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zIndex: 999999
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});
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_bindEvents($messageBox);
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return $messageBox;
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},
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confirmDeletion: function ($messageBox) {
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_confirmDeletion($messageBox, 0);
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}
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};
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return deletingHelper;
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});
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