85 lines
2.6 KiB
JavaScript
85 lines
2.6 KiB
JavaScript
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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/MatchInteraction',
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'taoQtiItem/qtiCreator/model/choices/SimpleAssociableChoice',
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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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'maxAssociations' : 1,
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'minAssociations' : 0
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};
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},
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afterCreate : function(){
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this.createChoice(0);
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this.createChoice(0);
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this.createChoice(1);
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this.createChoice(1);
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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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createChoice : function(matchSet, attr){
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var choice = new Choice('', attr);
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this.addChoice(choice, matchSet);
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var rank = _.size(this.getChoices(matchSet));
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choice
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.body('choice' + ' #' + rank)
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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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removeChoice : function(choice){
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var serial = '', c;
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if(typeof(choice) === 'string'){
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serial = choice;
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}else if(Element.isA(choice, 'choice')){
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serial = choice.getSerial();
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}
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c = this.choices[0][serial] || this.choices[1][serial] || null;
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if(c){
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//remove choice
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delete this.choices[0][serial];
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delete this.choices[1][serial];
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//update the response
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responseHelper.removeChoice(this.getResponseDeclaration(), c);
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//trigger event
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event.deleted(c, 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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