@oat-sa/tao-core-sdk/dist/core/databindcontroller.js

Core libraries of TAO

define(['jquery', 'lodash', 'core/databinder'], function ($, _, DataBinder) { 'use strict';

    $ = $ && Object.prototype.hasOwnProperty.call($, 'default') ? $['default'] : $;
    _ = _ && Object.prototype.hasOwnProperty.call(_, 'default') ? _['default'] : _;
    DataBinder = DataBinder && Object.prototype.hasOwnProperty.call(DataBinder, 'default') ? DataBinder['default'] : DataBinder;

    /**
     * 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) 2013-2019 (original work) Open Assessment Technologies SA ;
     */
    var databindcontroller = {
      takeControl($container, options) {
        const control = {};
        let model = {};
        const binderOpts = _.pick(options, ['encoders', 'filters', 'templates']);
        if (options.get) {
          control.get = function get(cb) {
            $.getJSON(options.get).done(function (data) {
              if (data) {
                model = data;
                new DataBinder($container, model, binderOpts).bind();
                if (typeof cb === 'function') {
                  cb(model);
                }
              }
            });
            return this;
          };
        }
        if (options.save) {
          control.save = function save(cb, errBack) {
            let allowSave = true;
            if (typeof options.beforeSave === 'function') {
              allowSave = !!options.beforeSave(model);
            }
            if (allowSave === true) {
              $.post(options.save, {
                model: JSON.stringify(model)
              }, function (data) {
                if (data) {
                  if (typeof cb === 'function') {
                    cb(data);
                  }
                }
              }, 'json').fail(function () {
                if (typeof errBack === 'function') {
                  errBack();
                }
              });
            }
            return this;
          };
        }
        return control;
      }
    };

    return databindcontroller;

});