lib/active_merchant/billing/gateways/netbanx.rb in activemerchant-1.90.0 vs lib/active_merchant/billing/gateways/netbanx.rb in activemerchant-1.91.0

@@ -53,9 +53,13 @@
 
       def refund(money, authorization, options={})
         post = {}
         add_invoice(post, money, options)
 
+        # Setting merchantRefNumber to a unique id for each refund
+        # This is to support multiple partial refunds for the same order
+        post[:merchantRefNum] = SecureRandom.uuid
+
         commit(:post, "settlements/#{authorization}/refunds", post)
       end
 
       def void(authorization, options={})
         post = {}