/**
 * Copyright 2017 Red Hat Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License. You may obtain
 * a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

import Formsy from 'formsy-react';

/*
 * Custom validation rules used throughout the app.
 */
export default function initFormsy() {
  /*
   * The field is valid if the current value is either empty
   * or a valid JSON string.
   */
  Formsy.addValidationRule('isJson', (values, value, otherField) => {
    try {
      return value === '' ? true : !!JSON.parse(value);
    } catch (e) {
      return false;
    }
  });
}
