module Amazon
  module MWS

    class Response
      include ROXML
      xml_convention :camelcase

      # This is the factoryish method that is called!, not new
      def self.format(response)
        if response.content_type =~ /xml/ || response.body =~ /<?xml/
          parse_xml(response)
        else
          response.body
        end
      end

      def self.parse_xml(response)
        if [Net::HTTPClientError, Net::HTTPServerError].any? {|error| response.is_a? error }
          return ResponseError.from_xml(response.body)
        else
          return self.from_xml(response.body)
        end
      end

      def accessors
        roxml_references.map {|r| r.accessor}
      end

      # render a ROXML object as a normal hash, eliminating the @ and some unneeded admin fields
      def as_hash
        obj_hash = {}
        self.instance_variables.each do |v|
          m = v.to_s.sub('@','')
          if m != 'roxml_references' && m!= 'promotion_ids'
            obj_hash[m.to_sym] = self.instance_variable_get(v)
          end
        end
        obj_hash
      end      

    end
  end
end