Handle potential transaction errors in get_daily_data method by rolling back the…

… session if in transaction

eispajak/views/pcpd.py

@@ -155,6 +155,9 @@ class Views(BaseView):
                 }
 
     def get_daily_data(self, table, field, today, filters, typ=None):
+        #todo ada kemungkinan menyebabkan error ke transaksi yang lain
+        if PCDBSession.registry().in_transaction():
+            PCDBSession.rollback() 
         columns = [field.label("step")]
         qry = table.qry_sum(columns) \
             .group_by(field)\
@@ -172,6 +175,8 @@ class Views(BaseView):
         dailyAcc = []
         dailyAccTrx = []
         amt = trx = acc = accTrx = 0
+        
+
         for r in qry:
             mapped = r._mapping
             step = mapped.get("step","")