Bug fixed penggunaan is_available() sebelum hitung()

opensipkd/webr/services/default.py

@@ -44,7 +44,9 @@ class Inquiry:
         DBSession = get_db_session()
         DBSession = get_db_session()
         q = DBSession.query(self.invoice_model).filter_by(kode=invoice_id)
         q = DBSession.query(self.invoice_model).filter_by(kode=invoice_id)
         self.invoice = q.first()
         self.invoice = q.first()
-        if self.invoice:
+        if not self.invoice:
+            return
+        if self.is_available():
             self.hitung()
             self.hitung()
 
 
     def get_payment(self):
     def get_payment(self):