# Licensed to Elasticsearch B.V under one or more agreements.
# Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
# See the LICENSE file in the project root for more information

module Elasticsearch
  module API
    module Indices
      module Actions
        # Returns information about ongoing index shard recoveries.
        #
        # @option arguments [List] :index A comma-separated list of index names; use `_all` or empty string to perform the operation on all indices
        # @option arguments [Boolean] :detailed Whether to display detailed information about shard recovery
        # @option arguments [Boolean] :active_only Display only those recoveries that are currently on-going
        # @option arguments [Hash] :headers Custom HTTP headers
        #
        # @see https://www.elastic.co/guide/en/elasticsearch/reference/master/indices-recovery.html
        #
        def recovery(arguments = {})
          headers = arguments.delete(:headers) || {}

          arguments = arguments.clone

          _index = arguments.delete(:index)

          method = Elasticsearch::API::HTTP_GET
          path   = if _index
                     "#{Utils.__listify(_index)}/_recovery"
                   else
                     "_recovery"
      end
          params = Utils.__validate_and_extract_params arguments, ParamsRegistry.get(__method__)

          body = nil
          perform_request(method, path, params, body, headers).body
        end

        # Register this action with its valid params when the module is loaded.
        #
        # @since 6.2.0
        ParamsRegistry.register(:recovery, [
          :detailed,
          :active_only
        ].freeze)
end
      end
  end
end