[ADD] rma_delivery: New module

TT33975

rma_delivery/models/rma.py

@@ -0,0 +1,41 @@
+# Copyright 2022 Tecnativa - David Vidal
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import models
+
+
+class Rma(models.Model):
+    _inherit = "rma"
+
+    def _get_default_carrier_id(self, company, partner):
+        """Gather the company option for default carrier on RMA returns. We could
+        either:
+          - Get a fixed method
+          - Get the partner's defined method (or his commercial entity one)
+          - Get the partner's and fallback to a fixed one if defined
+        """
+        strategy = company.rma_delivery_strategy
+        delivery_method = company.rma_fixed_delivery_method
+        partner_method = (
+            partner.property_delivery_carrier_id
+            or partner.commercial_partner_id.property_delivery_carrier_id
+        )
+        if strategy == "customer_method" or (
+            strategy == "mixed_method" and partner_method
+        ):
+            delivery_method = partner_method
+        return delivery_method
+
+    def _prepare_returning_picking(self, picking_form, origin=None):
+        super()._prepare_returning_picking(picking_form, origin)
+        picking_form.carrier_id = self._get_default_carrier_id(
+            picking_form.company_id, picking_form.partner_id
+        )
+
+    def create_replace(self, scheduled_date, warehouse, product, qty, uom):
+        existing_pickings = self.delivery_move_ids.mapped("picking_id")
+        super().create_replace(scheduled_date, warehouse, product, qty, uom)
+        new_pickings = self.delivery_move_ids.mapped("picking_id") - existing_pickings
+        for picking in new_pickings:
+            picking.carrier_id = self._get_default_carrier_id(
+                picking.company_id, picking.partner_id
+            )