model method for change batch qty now raise commands hmmm

Author: hjwp

src/allocation/domain/model.py

@@ -2,7 +2,7 @@
 from dataclasses import dataclass
 from datetime import date
 from typing import Optional, List, Set
-from . import events
+from . import commands, events
 
 
 class Product:
@@ -27,9 +27,7 @@ def change_batch_quantity(self, ref: str, qty: int):
         batch._purchased_quantity = qty
         while batch.available_quantity < 0:
             line = batch.deallocate_one()
-            self.events.append(
-                events.AllocationRequired(line.orderid, line.sku, line.qty)
-            )
+            self.events.append(commands.Allocate(line.orderid, line.sku, line.qty))
 
 
 @dataclass(unsafe_hash=True)