优化扫码序列号查重

Controller/TestApi.py

@@ -170,6 +170,10 @@ class testView(View):
             if not serial_no:
                 return response.json(444)
             with transaction.atomic():
+                first_serial = serial_no[:6]
+                first_serial_qs = TestSerialRepetition.objects.filter(serial_number__icontains=first_serial)
+                if first_serial_qs.exists():
+                    return response.json(174)
                 serial_qs = TestSerialRepetition.objects.filter(serial_number=serial_no)
                 if not serial_qs.exists():
                     n_time = int(time.time())