module Economic
  module FindByDateInterval

    # Returns entity objects for a given interval of days.
    def find_by_date_interval(from, unto)
      response = request(:find_by_date_interval, {
        'first' => from.iso8601,
        'last' => unto.iso8601
      })

      handle_key = "#{Support::String.underscore(entity_class_name)}_handle".intern
      handles = [ response[handle_key] ].flatten.reject(&:blank?).collect do |handle|
        Entity::Handle.build(handle)
      end

      get_data_array(handles).collect do |entity_hash|
        entity = build(entity_hash)
        entity.persisted = true
        entity
      end
    end

  end
end