pre sale system deployment

apps/warehouse/pos/api/v1/api.py

@@ -126,3 +126,10 @@ class InventoryQuotaSaleTransactionViewSet(viewsets.ModelViewSet, DynamicSearchM
         if page is not None:
             serializer = self.get_serializer(page, many=True)
             return self.get_paginated_response(serializer.data)
+
+
+class QuotaPreSaleItemViewSet(viewsets.ModelViewSet):
+    queryset = warehouse_models.QuotaPreSaleItem.objects.all().select_related(
+        'organization', 'transaction', 'sale_item'
+    )
+    serializer_class = warehouse_serializers