@oat-sa/tao-item-runner-qti
Version:
TAO QTI Item Runner modules
57 lines (52 loc) • 2.12 kB
JavaScript
/*
* 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; under version 2
* of the License (non-upgradable).
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (c) 2017-2021 (original work) Open Assessment Technlogies SA (under the project TAO-PRODUCT);
*
*/
import qtiCustomInteractionContext from 'qtiCustomInteractionContext';
export default {
/**
* Get the PCI instance associated to the interaction object
* If none exists, create a new one based on the PCI typeIdentifier
*
* @param {Object} interaction - the js object representing the interaction
* @returns {Object} PCI instance
*/
getPci(interaction) {
let pciTypeIdentifier;
let pci = interaction.data('pci');
if (!pci) {
pciTypeIdentifier = interaction.typeIdentifier;
pci = qtiCustomInteractionContext.createPciInstance(pciTypeIdentifier);
if (pci) {
//binds the PCI instance to TAO interaction object and vice versa
interaction.data('pci', pci);
pci._taoCustomInteraction = interaction;
} else {
throw new Error('no custom interaction hook found for the type ' + pciTypeIdentifier);
}
}
return pci;
},
/**
* Associate a PCI instance to the interaction object
* @param {Object} interaction - the js object representing the interaction
* @param {Object} instance - PCI instance
*/
setPci(interaction, instance) {
interaction.data('pci', instance);
}
};