From e8f7674ca44d705df13ff1d562a92280e215d52e Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Mon, 3 Apr 2017 13:57:17 +0200
Subject: [PATCH] handle  TALER_EXCHANGEDB_TT_PAYBACK in DB balance calulations

---
 src/exchange/taler-exchange-httpd_db.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/exchange/taler-exchange-httpd_db.c b/src/exchange/taler-exchange-httpd_db.c
index 604de24a6..23a592963 100644
--- a/src/exchange/taler-exchange-httpd_db.c
+++ b/src/exchange/taler-exchange-httpd_db.c
@@ -178,6 +178,17 @@ calculate_transaction_list_totals (struct TALER_EXCHANGEDB_TransactionList *tl,
         return GNUNET_SYSERR;
       }
       break;
+    case TALER_EXCHANGEDB_TT_PAYBACK:
+      /* spent += pos->value */
+      if (GNUNET_OK !=
+          TALER_amount_add (&spent,
+                            &spent,
+                            &pos->details.payback->value))
+      {
+        GNUNET_break (0);
+        return GNUNET_SYSERR;
+      }
+      break;
     }
   }
   /* spent = spent - refunded */
@@ -429,6 +440,9 @@ TEH_DB_execute_refund (struct MHD_Connection *connection,
         }
       }
       break;
+    case TALER_EXCHANGEDB_TT_PAYBACK:
+      /* Paybacks cannot be refunded, ignore here */
+      break;
     }
   }
   /* handle if deposit was NOT found */