[FIX] ddmrp: adu field needs to be explicity written when adu_fixed i…

…s set

The onchange only has a visual effect. Actual changes to adu must be made in
the create and write methods.

ddmrp/models/stock_buffer.py

@@ -1333,11 +1333,6 @@ def _search_distributed_source_location_qty(self, operator, value):
         )
         return [("id", "in", buffers.ids)]
 
-    @api.onchange("adu_fixed", "adu_calculation_method")
-    def onchange_adu(self):
-        if self.adu_calculation_method.method == "fixed":
-            self._calc_adu()
-
     def _search_open_stock_moves_domain(self):
         self.ensure_one()
         return [
@@ -1741,6 +1736,8 @@ def _calc_execution_priority(self):
     @api.model_create_multi
     def create(self, vals_list):
         records = super().create(vals_list)
+        if not self.env.context.get("skip_adu_calculation", False):
+            records._calc_adu()
         records._calc_distributed_source_location()
         return records