decide.nolog.cz/app/adapters/application.js

import RESTAdapter from '@ember-data/adapter/rest';
import { inject as service } from '@ember/service';

export default class ApplicationAdapter extends RESTAdapter {
  @service
  encryption;

  // set namespace to api.php in same subdirectory
  namespace = window.location.pathname
    // remove index.html if it's there
    .replace(/index.html$/, '')
    // remove tests prefix which is added by testem (starting with a number)
    .replace(/\/\d+\/tests/, '')
    // remove tests prefix which is added by tests run in browser
    .replace(/tests/, '')
    // remove leading and trailing slash
    .replace(/\/$/, '')
    // add api.php
    .concat('/api/index.php')
    // remove leading slash
    .replace(/^\//g, '');
}