# frozen_string_literal: true

# Copyright (C) 2021 MongoDB Inc.
#
# Licensed 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 Mongo
  module Operation
    class GetMore
      # @api private
      module CommandBuilder
        private

        def selector(connection)
          {
            getMore: BSON::Int64.new(spec.fetch(:cursor_id)),
            collection: spec.fetch(:coll_name),
            batchSize: spec[:batch_size],
            maxTimeMS: spec[:max_time_ms],
          }.compact.tap do |sel|
            sel[:comment] = spec[:comment] if spec[:comment] && connection.features.get_more_comment_enabled?
          end
        end
      end
    end
  end
end
