https://smartlandpompei.it/ckan/fanstatic/base/:version:2019-10-14T13:58:18/modules/select-switch.js

1/* Finds the nearest select box in a form and watches it for changes. When
2 * a change occurs it submits the form. It can also hide the submit button if
3 * required.
4 *
5 * target - A selector to watch for changes (default: select)
6 * button - A selector for the button to hide in the form.
7 *
8 * Examples
9 *
10 *   <form data-module="select-switch" data-module-target="">
11 *    <label for="field-order">Sort By:</label>
12 *    <select id="field-order"></select>
13 *    <button type="submit">Go</button>
14 *   </form>
15 *
16 * Returns .
17 */
18this.ckan.module('select-switch', {
19
20  options: {
21    target: 'select'
22  },
23
24  initialize: function () {
25    var _this = this;
26
27    this.el.on('change', this.options.target, function () {
28      _this.el.submit();
29    });
30  }
31});