Minimal Ruby interface for the Amazon MWS API

request.rb

require 'jeff'

module MWS
  class Request
    include Jeff

    HOSTS = {
      'A2EUQ1WTGCTBG2' => 'mws.amazonservices.ca',
      'AAHKV2X7AFYLW'  => 'mws.amazonservices.com.cn',
      'A1PA6795UKMFR9' => 'mws-eu.amazonservices.com',
      'A1RKKUPIHCS9HS' => 'mws-eu.amazonservices.com',
      'A13V1IB3VIYZZH' => 'mws-eu.amazonservices.com',
      'A1F83G8C2ARO7P' => 'mws-eu.amazonservices.com',
      'A21TJRUUN4KGV'  => 'mws.amazonservices.in',
      'APJ6JRA9NG5V4'  => 'mws-eu.amazonservices.com',
      'A1VC38T7YXB528' => 'mws.amazonservices.jp',
      'ATVPDKIKX0DER'  => 'mws.amazonservices.com'
    }

    params('SellerId' => -> { merchant_id })

    attr_accessor :marketplace_id, :merchant_id

    def aws_endpoint
      "https://#{HOSTS.fetch(marketplace_id)}"
    end
  end
end