gridstack-8.x-2.5/js/admin/gridstack.admin.backbone.model.js

/**
 * @file
 * Provides GridStack Backbone.Model.
 */

(function (Drupal, Backbone, _, window) {

  'use strict';

  Drupal.gridstack = Drupal.gridstack || {};
  _.each(['base', 'models', 'collections'], function (key) {
    Drupal.gridstack[key] = Drupal.gridstack[key] || {};
  });

  /**
   * The GridStack models.
   */
  Drupal.gridstack.models.Box = Backbone.Model.extend({
    defaults: function () {
      return _.extend(Drupal.gridstack.base.getDefaultBox(), {
        id: null,
        index: 1,
        nested: [],
        gid: null,
        deleted: false
      });
    },

    getDataToSave: function (node) {
      var me = this;

      node = node || me.attributes;

      return Drupal.gridstack.base.node(node);
    },

    getDataNestedToSave: function () {
      var me = this;
      var nested = [];
      var nodes = me.get('nested') || [];

      if (nodes.length) {
        nested = _.map(nodes, function (node) {
          return me.getDataToSave(node) || [];
        }, this);
      }

      return nested;
    },

    initialize: function (o) {
      var me = this;

      o = o || {};
      o.index = _.isUndefined(o.index) ? me.get('index') : o.index;

      me.set(Drupal.gridstack.base.attributes(o), {
        silent: true
      });
    }
  });

  /**
   * The GridStack box collections.
   */
  Drupal.gridstack.collections.Boxes = Backbone.Collection.extend({
    model: Drupal.gridstack.models.Box
  });

})(Drupal, Backbone, _, this);