Demurrage

modules/purchase_trade/stock.py

@@ -3183,7 +3183,7 @@ class StatementOfFacts(ModelSQL, ModelView):
     charter_party = fields.Many2One('stock.charter.party', "Charter Party")
     applied_conditions = fields.Function(
         fields.One2Many('charter.condition', '', "Available Conditions"),
-        'get_applied_conditions')
+        'on_change_with_applied_conditions')
     applied_condition = fields.Many2One(
         'charter.condition', "Applied Condition",
         domain=[('id', 'in', Eval('applied_conditions', []))],
@@ -3354,7 +3354,7 @@ class StatementOfFacts(ModelSQL, ModelView):
         self._set_default_applied_condition()
 
     def _set_default_applied_condition(self):
-        condition_ids = self.get_applied_conditions()
+        condition_ids = self.on_change_with_applied_conditions()
         applied_condition_id = getattr(self.applied_condition, 'id', None)
         if applied_condition_id in condition_ids:
             return
@@ -3379,12 +3379,16 @@ class StatementOfFacts(ModelSQL, ModelView):
             return self.shipment.get_sale_charter_conditions(name)
         return []
 
-    def get_applied_conditions(self, name=None):
+    @fields.depends('shipment', 'charter_party')
+    def on_change_with_applied_conditions(self, name=None):
         return ShipmentIn._unique_condition_ids(
             self.get_owner_charter_conditions(name)
             + self.get_purchase_charter_conditions(name)
             + self.get_sale_charter_conditions(name))
 
+    def get_applied_conditions(self, name=None):
+        return self.on_change_with_applied_conditions(name)
+
     @staticmethod
     def _rate_category(rate):
         rate_type = getattr(rate, 'rate_type', None)

modules/purchase_trade/view/sof_form.xml

@@ -1,6 +1,7 @@
 <form>
   <notebook>
     <page string="Contract Conditions" id="cs">
+      <field name="shipment" invisible="1"/>
       <field name="charter_party" invisible="1"/>
       <field name="applied_conditions" invisible="1" colspan="4"/>
       <label name="applied_condition"/>