al crear productos, setea la categoria del ecommerce según la categoría interna

product_category_default_ecommerce_cat/__init__.py

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+from . import models

product_category_default_ecommerce_cat/__manifest__.py

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+# Copyright 2022 Criptomart
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+{
+    'name': 'Product Category Default e-commerce Category',
+    'summary': "Set up default public categories based in internal category.",
+    'version': '12.0.1.0.0',
+    'author': "Criptomart",
+    'website': 'https://criptomart.net',
+    'license': 'AGPL-3',
+    'category': 'Product',
+    'depends': [
+        'product',
+        'website_sale'
+    ],
+    'data': [
+        'views/product_category.xml',
+        'views/res_config_settings_views.xml',
+    ],
+    'installable': True,
+}

product_category_default_ecommerce_cat/models/__init__.py

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+from . import res_company
+from . import res_config_settings
+from . import product_product
+from . import product_category

product_category_default_ecommerce_cat/models/product_category.py

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+
+from odoo import api, fields, models
+
+
+class ProductCategory(models.Model):
+    _inherit = 'product.category'
+
+    public_categ_id = fields.Many2one(
+        comodel_name="product.public.category", string="Categoría en la tienda online",
+        help="Configura los productos nuevos en ésta categoría interna, a la categoría de la tienda online definido aquí.",
+    )
+

product_category_default_ecommerce_cat/models/product_product.py

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+
+#import logging
+
+from odoo import api, fields, models
+
+#_logger = logging.getLogger(__name__)
+
+class ProductProduct(models.Model):
+    _inherit = 'product.product'
+
+    @api.model
+    def create(self, vals):
+        categ_id = vals.get("categ_id")
+        template_id = vals.get("product_tmpl_id")
+        if categ_id:
+            #check if there are public categories setup by user
+            new_cats = []
+            old_cats = vals.get("public_categ_ids")
+            if old_cats[0][2]:
+                for i in old_cats[0][2]:
+                    new_cats.append(i)
+            category = self.env['product.category'].browse(categ_id)
+            pub_cat = self.get_category_public_category(category).id
+            if pub_cat:
+                new_cats.append(pub_cat)
+            vals['public_categ_ids'] = [[6,0,new_cats]]
+            #vals['is_published'] = True 
+        elif template_id:
+            template = self.env["product.template"].browse(template_id)
+            category = template.categ_id
+            pub_cat = self.get_category_public_category(category)
+            if pub_cat:
+                template.public_categ_ids += pub_cat
+                # autopublish 
+                #if template.public_categ_id:
+                #    template.is_published = True
+
+        return super().create(vals)
+
+    @api.model
+    def get_category_public_category(self, category=False):
+        cat = category
+        if not cat.public_categ_id and self.env.user.company_id.use_parent_categories_to_determine_public_cat:
+            while not cat.public_categ_id and cat.parent_id:
+                cat = cat.parent_id
+        return cat.public_categ_id

product_category_default_ecommerce_cat/models/res_company.py

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+# Copyright 2022 Criptomart
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class Company(models.Model):
+    _inherit = 'res.company'
+
+    use_parent_categories_to_determine_public_cat = fields.Boolean(
+        string="Use parent categories to determine the ecommerce category",
+        help="Use parent categories if the category has no set up the public category.",
+    )

product_category_default_ecommerce_cat/models/res_config_settings.py

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+# Copyright 2022 Criptomart
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+    _inherit = 'res.config.settings'
+
+    use_parent_categories_to_determine_public_cat = fields.Boolean(
+        related="company_id.use_parent_categories_to_determine_public_cat",
+        readonly=False,
+    )

product_category_default_ecommerce_cat/views/product_category.xml

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+<?xml version="1.0" encoding="utf-8"?>
+
+<odoo>
+
+    <record id="product_category_form_view" model="ir.ui.view">
+        <field name="name">product.category.form - product_category_public_categ</field>
+        <field name="model">product.category</field>
+        <field name="inherit_id" ref="product.product_category_form_view"/>
+        <field name="arch" type="xml">
+            <field name="parent_id" position="after">
+                <field name="public_categ_id" class="oe_inline" />
+            </field>
+        </field>
+    </record>
+
+</odoo>

product_category_default_ecommerce_cat/views/res_config_settings_views.xml

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+<odoo>
+
+    <record id="res_config_settings_view_form" model="ir.ui.view">
+        <field name="name">res.config.settings.view.form.inherit.product.public.cat</field>
+        <field name="model">res.config.settings</field>
+        <field name="inherit_id" ref="product.res_config_settings_view_form" />
+        <field name="arch" type="xml">
+            <div id="product_general_settings" position="inside">
+                <div class="col-12 col-lg-6 o_setting_box">
+                    <div class="o_setting_left_pane">
+                        <field name="use_parent_categories_to_determine_public_cat" />
+                    </div>
+                    <div class="o_setting_right_pane">
+                        <label for="use_parent_categories_to_determine_public_cat"
+                               string="Use parent categories to determine the public category" />
+                        <div class="text-muted">
+                            Use parent categories to determine the e-commerce category, if the e-commerce category
+                            has not been set up.
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </field>
+    </record>
+
+</odoo>