Adding notification types

lib/google4r/checkout/commands.rb

@@ -718,7 +718,7 @@ def to_xml
     # google to the notification callback URL
     class NotificationHistoryRequestCommand < Command
 
-      attr_reader :serial_number, :start_time, :end_time
+      attr_reader :serial_number, :start_time, :end_time, :notification_types
 
       def initialize(frontend, args)
         super frontend
@@ -727,6 +727,7 @@ def initialize(frontend, args)
           @serial_number = args[:serial_number]
           @start_time = args[:start_time]
           @end_time = args[:end_time]
+          @notification_types = args[:notification_types]
         else
           @serial_number = args
         end

lib/google4r/checkout/xml_generation.rb

@@ -1033,19 +1033,28 @@ def process_command(command)
         root = super
 
         if command.serial_number
-          sn_element = root.add_element('serial-number')
-          sn_element.text = command.serial_number
+          element = root.add_element('serial-number')
+          element.text = command.serial_number
         end
 
         if command.start_time
-          sn_element = root.add_element('start-time')
-          sn_element.text = command.start_time.xmlschema
+          element = root.add_element('start-time')
+          element.text = command.start_time.xmlschema
         end
 
         if command.end_time
-          sn_element = root.add_element('end-time')
-          sn_element.text = command.end_time.xmlschema
+          element = root.add_element('end-time')
+          element.text = command.end_time.xmlschema
         end
+
+        if command.notification_types.present?
+          nt_element = root.add_element('notification-types')
+          command.notification_types.each do |notification_type|
+            element = nt_element.add_element('notification-type')
+            element.text = notification_type
+          end
+        end
+
       end
     end
   end