# 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.

module Elasticsearch
  module API
    module Indices
      module Actions
        # Performs a synced flush operation on one or more indices. Synced flush is deprecated and will be removed in 8.0. Use flush instead
        #
        # @option arguments [List] :index A comma-separated list of index names; use `_all` or empty string for all indices
        # @option arguments [Boolean] :ignore_unavailable Whether specified concrete indices should be ignored when unavailable (missing or closed)
        # @option arguments [Boolean] :allow_no_indices Whether to ignore if a wildcard indices expression resolves into no concrete indices. (This includes `_all` string or when no indices have been specified)
        # @option arguments [String] :expand_wildcards Whether to expand wildcard expression to concrete indices that are open, closed or both. (options: open, closed, none, all)
        # @option arguments [Hash] :headers Custom HTTP headers
        #
        # *Deprecation notice*:
        # Synced flush is deprecated and will be removed in 8.0. Use flush instead.
        # Deprecated since version 7.6.0
        #
        #
        # @see https://www.elastic.co/guide/en/elasticsearch/reference/7.17/indices-synced-flush-api.html
        #
        def flush_synced(arguments = {})
          headers = arguments.delete(:headers) || {}

          arguments = arguments.clone

          _index = arguments.delete(:index)

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

          body = nil
          if Array(arguments[:ignore]).include?(404)
            Utils.__rescue_from_not_found { perform_request(method, path, params, body, headers).body }
          else
            perform_request(method, path, params, body, headers).body
          end
        end

        # Register this action with its valid params when the module is loaded.
        #
        # @since 6.2.0
        ParamsRegistry.register(:flush_synced, [
          :ignore_unavailable,
          :allow_no_indices,
          :expand_wildcards
        ].freeze)
      end
    end
  end
end
