[IMP] product_category_name_translatable: add setting for language to use on compute complete name

Author: JordiMForgeFlow

product_category_name_translatable/README.rst

@@ -30,6 +30,14 @@ Product Category Name Translatable
 
 This module allows you to translate product category names.
 
+The feature of translating the product category name was removed from
+Odoo core due to limitations on the complete name compute when the name
+is translatable: https://github.com/odoo/odoo/pull/36717.
+
+To solve it, a setting is available to choose the language you want to
+use for displaying the complete name of product categories in the
+system.
+
 **Table of contents**
 
 .. contents::

product_category_name_translatable/__manifest__.py

@@ -10,5 +10,5 @@
     "website": "https://github.com/OCA/product-attribute",
     "license": "AGPL-3",
     "depends": ["product"],
-    "data": [],
+    "data": ["views/res_config_settings_views.xml"],
 }

product_category_name_translatable/models/__init__.py

@@ -1 +1,2 @@
 from . import product_category
+from . import res_config_settings

product_category_name_translatable/models/product_category.py

@@ -1,10 +1,24 @@
 # Copyright 2025 ForgeFlow
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class ProductCategory(models.Model):
     _inherit = "product.category"
 
     name = fields.Char(translate=True)
+
+    @api.depends("name", "parent_id.complete_name")
+    def _compute_complete_name(self):
+        # Compute using main language defined in settings
+        lang_id = (
+            self.env["ir.config_parameter"]
+            .sudo()
+            .get_param("product_category_name_translatable.complete_name_lang_id")
+        )
+        if lang_id:
+            lang = self.env["res.lang"].browse(int(lang_id))
+            if lang.exists():
+                self = self.with_context(lang=lang.code)
+        return super()._compute_complete_name()

product_category_name_translatable/models/res_config_settings.py

@@ -0,0 +1,34 @@
+# Copyright 2025 ForgeFlow
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+from odoo import fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+    _inherit = "res.config.settings"
+
+    def _active_languages(self):
+        return self.env["res.lang"].search([]).ids
+
+    def _default_language(self):
+        lang_code = self.env["ir.default"]._get("res.partner", "lang")
+        def_lang_id = self.env["res.lang"]._get_data(code=lang_code).id
+        return def_lang_id or self._active_languages()[0]
+
+    product_category_complete_name_lang_id = fields.Many2one(
+        "res.lang",
+        string="Product Category Complete Name Language",
+        default=lambda self: self._default_language(),
+        required=True,
+        config_parameter="product_category_name_translatable.complete_name_lang_id",
+    )
+
+    def set_values(self):
+        old_lang = self.default_get(["product_category_complete_name_lang_id"])[
+            "product_category_complete_name_lang_id"
+        ]
+        res = super().set_values()
+        if self.product_category_complete_name_lang_id != old_lang:
+            # Recompute complete names
+            self.env["product.category"].sudo().search([])._compute_complete_name()
+        return res

product_category_name_translatable/readme/DESCRIPTION.md

@@ -1 +1,6 @@
 This module allows you to translate product category names.
+
+The feature of translating the product category name was removed from Odoo core due to limitations on the complete name compute when the name is translatable: https://github.com/odoo/odoo/pull/36717.
+
+To solve it, a setting is available to choose the language you want to use for
+displaying the complete name of product categories in the system.

product_category_name_translatable/static/description/index.html

@@ -371,6 +371,12 @@ <h1 class="title">Product Category Name Translatable</h1>
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! -->
 <p><a class="reference external image-reference" href="https://odoo-community.org/page/development-status"><img alt="Beta" src="https://img.shields.io/badge/maturity-Beta-yellow.png" /></a> <a class="reference external image-reference" href="http://www.gnu.org/licenses/agpl-3.0-standalone.html"><img alt="License: AGPL-3" src="https://img.shields.io/badge/licence-AGPL--3-blue.png" /></a> <a class="reference external image-reference" href="https://github.com/OCA/product-attribute/tree/18.0/product_category_name_translatable"><img alt="OCA/product-attribute" src="https://img.shields.io/badge/github-OCA%2Fproduct--attribute-lightgray.png?logo=github" /></a> <a class="reference external image-reference" href="https://translation.odoo-community.org/projects/product-attribute-18-0/product-attribute-18-0-product_category_name_translatable"><img alt="Translate me on Weblate" src="https://img.shields.io/badge/weblate-Translate%20me-F47D42.png" /></a> <a class="reference external image-reference" href="https://runboat.odoo-community.org/builds?repo=OCA/product-attribute&amp;target_branch=18.0"><img alt="Try me on Runboat" src="https://img.shields.io/badge/runboat-Try%20me-875A7B.png" /></a></p>
 <p>This module allows you to translate product category names.</p>
+<p>The feature of translating the product category name was removed from
+Odoo core due to limitations on the complete name compute when the name
+is translatable: <a class="reference external" href="https://github.com/odoo/odoo/pull/36717">https://github.com/odoo/odoo/pull/36717</a>.</p>
+<p>To solve it, a setting is available to choose the language you want to
+use for displaying the complete name of product categories in the
+system.</p>
 <p><strong>Table of contents</strong></p>
 <div class="contents local topic" id="contents">
 <ul class="simple">

product_category_name_translatable/tests/test_product_category_name_translatable.py

@@ -9,11 +9,11 @@ class TestProductCategoryNameTranslatable(BaseCommon):
     @classmethod
     def setUpClass(cls):
         super().setUpClass()
-        categ_obj = cls.env["product.category"]
-        cls.parent_categ = categ_obj.create({"name": "Test Category"})
-        lang_es = cls.env.ref("base.lang_es")
-        if not lang_es.active:
-            lang_es.toggle_active()
+        cls.categ_obj = cls.env["product.category"]
+        cls.parent_categ = cls.categ_obj.create({"name": "Test Category"})
+        cls.lang_es = cls.env.ref("base.lang_es")
+        if not cls.lang_es.active:
+            cls.lang_es.toggle_active()
 
     def test_product_category_name_translatable(self):
         # Update translated name
@@ -24,3 +24,24 @@ def test_product_category_name_translatable(self):
             self.parent_categ.with_context(lang="es_ES").name, "Categoria de Prueba"
         )
         self.assertEqual(self.parent_categ.name, "Test Category")
+
+    def test_product_category_name_translatable_complete_name(self):
+        # Create child category
+        categ = self.categ_obj.create(
+            {"name": "Child Category", "parent_id": self.parent_categ.id}
+        )
+        # Set translations
+        self.parent_categ.with_context(lang="es_ES").write(
+            {"name": "Categoria de Prueba"}
+        )
+        categ.with_context(lang="es_ES").write({"name": "Categoria Hija"})
+        # Check complete name
+        self.assertEqual(self.categ.complete_name, "Test Category / Child Category")
+        # Update language in settings and check complete name
+        self.env["ir.config_parameter"].set_param(
+            "product_category_name_translatable.complete_name_lang_id", self.lang_es.id
+        )
+        (self.categ | self.parent_categ)._compute_complete_name()
+        self.assertEqual(
+            self.categ.complete_name, "Categoria de Prueba / Categoria Hija"
+        )

product_category_name_translatable/views/res_config_settings_views.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <record id="res_config_settings_view_form" model="ir.ui.view">
+        <field
+            name="name"
+        >res.config.settings.form - product_category_name_translatable</field>
+        <field name="model">res.config.settings</field>
+        <field name="inherit_id" ref="product.res_config_settings_view_form" />
+        <field name="arch" type="xml">
+            <xpath expr="//block[@id='product_general_settings']" position="after">
+                <block
+                    title="Product Category Translations"
+                    id="product_category_name_translatable_general_settings"
+                >
+                    <setting
+                        id="product_category_complete_name_lang"
+                        string="Product Category Complete Name Language"
+                        help="Language to use for displaying the complete name of product categories"
+                    >
+                        <field name="product_category_complete_name_lang_id" />
+                    </setting>
+                </block>
+            </xpath>
+        </field>
+    </record>
+</odoo>