text: /*
   * Licensed to Elasticsearch B.V. under one or more contributor
   * license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright
   * ownership. Elasticsearch B.V. licenses this file to you 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.
   */
  
  'use strict'
  
  /* eslint camelcase: 0 */
  /* eslint no-unused-vars: 0 */
  
  function buildXpackUsage (opts) {
    // eslint-disable-next-line no-unused-vars
    const { makeRequest, ConfigurationError, handleError, snakeCaseKeys } = opts
    /**
     * Perform a [xpack.usage](Retrieve information about xpack features usage) request
     *
     * @param {time} master_timeout - Specify timeout for watch write operation
     */
  
    const acceptedQuerystring = [
      'master_timeout'
    ]
  
    const snakeCase = {
      masterTimeout: 'master_timeout'
    }
  
    return function xpackUsage (params, options, callback) {
      options = options || {}
      if (typeof options === 'function') {
        callback = options
        options = {}
      }
      if (typeof params === 'function' || params == null) {
        callback = params
        params = {}
        options = {}
      }
  
      // check required parameters
      if (params.body != null) {
        const err = new ConfigurationError('This API does not require a body')
        return handleError(err, callback)
      }
  
      // validate headers object
      if (options.headers != null && typeof options.headers !== 'object') {
        const err = new ConfigurationError(`Headers should be an object, instead got: ${typeof options.headers}`)
        return handleError(err, callback)
      }
  
      var warnings = []
      var { method, body, ...querystring } = params
      querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring, warnings)
  
      if (method == null) {
        method = 'GET'
      }
  
      var ignore = options.ignore
      if (typeof ignore === 'number') {
        options.ignore = [ignore]
      }
  
      var path = ''
  
      path = '/' + '_xpack' + '/' + 'usage'
  
      // build request object
      const request = {
        method,
        path,
        body: null,
        querystring
      }
  
      options.warnings = warnings.length === 0 ? null : warnings
      return makeRequest(request, options, callback)
    }
  }
  
  module.exports = buildXpackUsage
  