handler for view model update

Author: hjwp

src/allocation/service_layer/handlers.py

@@ -61,3 +61,15 @@ def publish_allocated_event(
         event: events.Allocated, uow: unit_of_work.AbstractUnitOfWork,
 ):
     redis_eventpublisher.publish('line_allocated', event)
+
+
+def add_allocation_to_read_model(
+        event: events.Allocated, uow: unit_of_work.SqlAlchemyUnitOfWork,
+):
+    with uow:
+        uow.session.execute(
+            'INSERT INTO allocations_view (orderid, sku, batchref)'
+            ' VALUES (:orderid, :sku, :batchref)',
+            dict(orderid=event.orderid, sku=event.sku, batchref=event.batchref)
+        )
+        uow.commit()