[IMP] contract_price_revision: Improve compatibility with contract base module

Values for new line should come from _prepare_value_for_plan_successor function
adding the new price.

contract_price_revision/models/contract_line.py

@@ -47,3 +47,16 @@ class ContractLine(models.Model):
                 ) * 100
             else:
                 line.variation_percent = 0.0
+
+    def _prepare_value_for_plan_successor_price(
+        self, date_start, date_end, is_auto_renew, price, recurring_next_date=False
+    ):
+        """
+            Override contract function to prepare values for new contract line
+            adding the new price as parameter
+        """
+        res = super()._prepare_value_for_plan_successor(
+            date_start, date_end, is_auto_renew, recurring_next_date=recurring_next_date
+        )
+        res.update({"price_unit": price})
+        return res

contract_price_revision/wizards/contract_price_revision.py

@@ -46,13 +46,13 @@ class ContractPriceRevisionWizard(models.TransientModel):
 
     def _get_new_line_value(self, line):
         self.ensure_one()
-        return {
+        return line._prepare_value_for_plan_successor_price(
-            "date_start": self.date_start,
+            self.date_start,
-            "last_date_invoiced": False,
+            self.date_end,
-            "date_end": self.date_end,
+            line.is_auto_renew,
-            "predecessor_contract_line_id": line.id,
+            self._get_new_price(line),
-            "price_unit": self._get_new_price(line),
+            False,
-        }
+        )
 
     def _get_old_line_date_end(self, line):
         return self.date_start - relativedelta(days=1)
@@ -63,8 +63,7 @@ class ContractPriceRevisionWizard(models.TransientModel):
         for line in self._get_contract_lines_to_revise(contracts):
             date_end = self._get_old_line_date_end(line)
             line.stop(date_end)
-            new_line = line.copy()
+            new_line = line.copy(self._get_new_line_value(line))
-            new_line.update(self._get_new_line_value(line))
             line.update({"successor_contract_line_id": new_line.id})
         action = self.env["ir.actions.act_window"].for_xml_id(
             "contract", "action_customer_contract"