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# 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.

module Elasticsearch
  module API
    module Actions

      # Retrieve an indexed script from Elasticsearch
      #
      # @option arguments [String] :id Script ID (*Required*)
      # @option arguments [String] :lang Script language
      #
      # @see http://www.elasticsearch.org/guide/en/elasticsearch/reference/master/modules-scripting.html#_indexed_scripts
      #
      def get_script(arguments={})
        raise ArgumentError, "Required argument 'id' missing"   unless arguments[:id]
        method = Elasticsearch::API::HTTP_GET
        path   = "_scripts/#{arguments[:id]}"
        params = Elasticsearch::API::Utils.__validate_and_extract_params arguments, ParamsRegistry.get(__method__)
        body   = nil

        perform_request(method, path, params, body).body
      end


      # Register this action with its valid params when the module is loaded.
      #
      # @since 6.1.1
      ParamsRegistry.register(:get_script, [
          :master_timeout ].freeze)
    end
  end
end