"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.defaultValidationErrorHandler = defaultValidationErrorHandler;
var _hoek = _interopRequireDefault(require("@hapi/hoek"));
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

/**
 * Used to replicate Hapi v16 and below's validation responses. Should be used in the routes.validate.failAction key.
 */
function defaultValidationErrorHandler(request, h, err) {
  // Newer versions of Joi don't format the key for missing params the same way. This shim
  // provides backwards compatibility. Unfortunately, Joi doesn't export it's own Error class
  // in JS so we have to rely on the `name` key before we can cast it.
  //
  // The Hapi code we're 'overwriting' can be found here:
  //     https://github.com/hapijs/hapi/blob/master/lib/validation.js#L102
  if (err && err.name === 'ValidationError' && err.hasOwnProperty('output')) {
    const validationError = err;
    const validationKeys = [];
    validationError.details.forEach(detail => {
      if (detail.path.length > 0) {
        validationKeys.push(_hoek.default.escapeHtml(detail.path.join('.')));
      } else {
        // If no path, use the value sigil to signal the entire value had an issue.
        validationKeys.push('value');
      }
    });
    validationError.output.payload.validation.keys = validationKeys;
  }
  throw err;
}