Update unit price after invoice posted and move done

issue9962
review292991002

CHANGELOG

@@ -1,3 +1,5 @@
+* Update unit price after invoice posted and move done
+
 Version 5.8.0 - 2020-11-02
 * Bug fixes (see mercurial logs for details)
 * Remove support for Python 3.5

account.py

@@ -57,6 +57,11 @@ class InvoiceLine(metaclass=PoolMeta):
             },
         depends=['type', 'product_uom_category', 'invoice', 'invoice_type'])
 
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls._check_modify_exclude.add('stock_moves')
+
     @property
     def moved_quantity(self):
         'The quantity from linked stock moves in line unit'
@@ -69,6 +74,13 @@ class InvoiceLine(metaclass=PoolMeta):
                     stock_move.uom, stock_move.quantity, self.unit)
         return quantity
 
+    @classmethod
+    def write(cls, *args):
+        super().write(*args)
+        lines = sum(args[0:None:2], [])
+        moves = sum((l.stock_moves for l in lines), ())
+        cls.update_unit_price(moves)
+
     @classmethod
     def copy(cls, lines, default=None):
         if default is None:

stock.py

@@ -29,6 +29,11 @@ class Move(metaclass=PoolMeta):
         fields.MultiSelection('get_invoice_types', "Invoice Types"),
         'on_change_with_invoice_types')
 
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls._allow_modify_closed_period.add('invoice_lines')
+
     @classmethod
     def get_invoice_types(cls):
         pool = Pool()
@@ -75,6 +80,12 @@ class Move(metaclass=PoolMeta):
         super().do(moves)
         cls.update_unit_price(moves)
 
+    @classmethod
+    def write(cls, *args):
+        super().write(*args)
+        moves = sum(args[0:None:2], [])
+        cls.update_unit_price(moves)
+
     @classmethod
     def update_unit_price(cls, moves):
         for move in moves: