fix inventory balanve & remaining - import provider name in device serializer

apps/product/signals.py

@@ -35,7 +35,13 @@ def remaining_distribution_weight(instance: QuotaDistribution):
     total_children_weight = instance.children.aggregate(
         total=Sum('weight')
     )['total'] or 0
-    instance.remaining_weight = instance.weight - total_children_weight
+
+    # total warehouse inventory entry
+    total_entry = instance.inventory_entry.aggregate(
+        total=Sum('weight')
+    )['total'] or 0
+
+    instance.remaining_weight = instance.weight - total_children_weight - total_entry
     instance.distributed = total_children_weight
     instance._from_signal = True
     instance.save(update_fields=['remaining_weight', 'distributed'])