[IMP] rma: finish RMA manually

Sometimes there's no choice to return, refund or replace an RMA for
different reasons. For example, when the customer doesn't want to repair
the product because that would be too expensive. We still want finish
the RMA and document the reasons. This improvement allows it.

TT34164

rma/wizard/__init__.py

@@ -1,5 +1,6 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 from . import rma_delivery
+from . import rma_finalization_wizard
 from . import rma_split
 from . import stock_picking_return

rma/wizard/rma_finalization_wizard.py

@@ -0,0 +1,18 @@
+# Copyright 2022 Tecnativa - David Vidal
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class RmaFinalizationWizard(models.TransientModel):
+    _name = "rma.finalization.wizard"
+    _description = "RMA Finalization Wizard"
+
+    finalization_id = fields.Many2one(
+        comodel_name="rma.finalization", string="Reason", required=True
+    )
+
+    def action_finish(self):
+        self.ensure_one()
+        rma_ids = self.env.context.get("active_ids")
+        rma = self.env["rma"].browse(rma_ids)
+        rma.write({"finalization_id": self.finalization_id, "state": "finished"})

rma/wizard/rma_finalization_wizard_views.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- Copyright 2022 Tecnativa - David Vidal
+     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
+<odoo>
+    <record id="rma_finalization_wizard_view_form" model="ir.ui.view">
+        <field name="model">rma.finalization.wizard</field>
+        <field name="arch" type="xml">
+            <form>
+                <group>
+                    <group>
+                        <field name="finalization_id" />
+                    </group>
+                </group>
+                <footer>
+                    <button
+                        name="action_finish"
+                        string="Finish RMA"
+                        type="object"
+                        class="btn-primary"
+                    />
+                    <button string="Cancel" class="btn-secondary" special="cancel" />
+                </footer>
+            </form>
+        </field>
+    </record>
+    <record id="rma_finalization_wizard_action" model="ir.actions.act_window">
+        <field name="name">Finish RMA Manualy</field>
+        <field name="res_model">rma.finalization.wizard</field>
+        <field name="view_mode">form</field>
+        <field name="binding_model_id" ref="rma.model_rma" />
+        <field name="binding_view_types">list</field>
+        <field name="target">new</field>
+    </record>
+</odoo>