module Gummi
  module Document
    module Search
      module Searching
        extend ActiveSupport::Concern

        included do
          include Virtus.model

          attribute :type,          String
          attribute :index,         String,                         default: lambda {|search, attr| Gummi::DefaultIndex.name}
          attribute :page,          Gummi::Fields::PositiveInteger, default: 1
          attribute :per_page,      Gummi::Fields::PositiveInteger, default: 300
          attribute :options,       Hash,                           default: {}
        end

        def size
          per_page
        end

        def from
          per_page * (page - 1)
        end

        def execute
          Gummi::Document::Search::Result.new client.search(to_client_args)
        end

        def to_client_args
          args = {}
          args[:index] = index
          args[:type]  = type if type
          args[:from]  = from
          args[:size]  = size
          args.merge options
        end

        private
        def client
          Gummi::API.client
        end
      end
    end
  end
end