140 lines
4.6 KiB
JavaScript
140 lines
4.6 KiB
JavaScript
/**
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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) 2017 (original work) Open Assessment Technologies SA;
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*/
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define([
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'lodash',
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'taoQtiItem/qtiItem/core/Element',
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'taoQtiItem/qtiCreator/model/mixin/editable',
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'taoQtiItem/qtiCreator/model/mixin/editableInteraction',
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'taoQtiItem/qtiItem/core/interactions/GapMatchInteraction',
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'taoQtiItem/qtiCreator/model/choices/GapText',
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'taoQtiItem/qtiCreator/model/helper/event',
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'taoQtiItem/qtiCreator/model/helper/response'
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], function(_, Element, editable, editableInteraction, Interaction, Choice, event, responseHelper){
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"use strict";
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var methods = {};
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_.extend(methods, editable);
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_.extend(methods, editableInteraction);
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_.extend(methods, {
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getDefaultAttributes : function(){
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return {
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shuffle : false
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};
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},
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afterCreate : function(){
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this.body('<p>Lorem ipsum dolor sit amet, consectetur adipisicing ...</p>');
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this.createChoice();//gapMatchInteraction requires at least one gapMatch to be valid http://www.imsglobal.org/question/qtiv2p1/imsqti_infov2p1.html#element10307
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this.createResponse({
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baseType : 'directedPair',
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cardinality : 'multiple'
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});
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},
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getNextPlaceholder : function getNextPlaceholder() {
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var allChoices = this.getChoices(),
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existingChoicesLabels = _.map(allChoices, function(choice) {
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var choiceBody = choice.getBody() || {};
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return choiceBody.bdy;
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}),
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placeHolderIndex = 1,
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placeHolderPrefix = 'choice #',
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placeHolder = placeHolderPrefix + placeHolderIndex;
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while (existingChoicesLabels.indexOf(placeHolder) !== -1) {
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placeHolderIndex++;
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placeHolder = placeHolderPrefix + placeHolderIndex;
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}
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return placeHolder;
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},
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createChoice : function(text){
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var choice = new Choice();
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this.addChoice(choice);
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choice
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.body(text || this.getNextPlaceholder())
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.buildIdentifier('choice');
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if(this.getRenderer()){
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choice.setRenderer(this.getRenderer());
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}
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event.choiceCreated(choice, this);
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return choice;
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},
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createGap : function(attr, body){
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var choice = new Choice('', attr);
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this.addChoice(choice);
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choice.buildIdentifier('gap');
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choice.body(body);
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if(this.getRenderer()){
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choice.setRenderer(this.getRenderer());
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}
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event.choiceCreated(choice, this);
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return choice;
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},
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removeChoice : function(element){
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var serial = '',
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$serialElt,
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choice;
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if(typeof(element) === 'string'){
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serial = element;
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}else if(Element.isA(element, 'gap')){
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serial = element.serial;
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}else if(Element.isA(element, 'gapText')){
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serial = element.serial;
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}
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$serialElt = this.getBody().getElement(serial);
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choice = this.getChoice(serial);
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if($serialElt){
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//remove choice
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this.getBody().removeElement($serialElt);
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//update the response
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responseHelper.removeChoice(this.getResponseDeclaration(), $serialElt);
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//trigger event
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event.deleted($serialElt, this);
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}
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else if(choice){
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//remove choice
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delete this.choices[serial];
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//update the response
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responseHelper.removeChoice(this.getResponseDeclaration(), choice);
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//trigger event
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event.deleted(choice, this);
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}
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return this;
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}
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});
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return Interaction.extend(methods);
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});
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