[FIX] product_sale_price_from_pricelist: Actualizar tests para Odoo 18

- Cambiar parámetro qty= a quantity= en llamadas a _compute_price_rule
- Eliminar type/detailed_type de product.product creates
- Añadir campo name a purchase.order.line
- Agregar método _compute_theoritical_price en template
- Crear helpers para leer precios teóricos desde variante
- Corregir variables no usadas y nombres indefinidos

product_origin/models/product_product.py

@@ -0,0 +1,60 @@
+# Copyright (C) 2023 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from odoo import api
+from odoo import fields
+from odoo import models
+from odoo.exceptions import ValidationError
+
+
+class ProductProduct(models.Model):
+    _inherit = "product.product"
+
+    country_id = fields.Many2one(
+        comodel_name="res.country",
+        string="Country of Origin",
+        ondelete="restrict",
+    )
+
+    state_id = fields.Many2one(
+        comodel_name="res.country.state",
+        string="Country State of Origin",
+        ondelete="restrict",
+    )
+
+    state_id_domain = fields.Binary(
+        compute="_compute_state_id_domain",
+        help="Technical field, used to compute dynamically state domain"
+        " depending on the country.",
+    )
+
+    @api.constrains("country_id", "state_id")
+    def _check_country_id_state_id(self):
+        for product in self.filtered(lambda x: x.state_id and x.country_id):
+            if product.country_id != product.state_id.country_id:
+                raise ValidationError(
+                    self.env._(
+                        "The state '%(state_name)s' doesn't belong to"
+                        " the country '%(country_name)s'",
+                        state_name=product.state_id.name,
+                        country_name=product.country_id.name,
+                    )
+                )
+
+    @api.onchange("country_id")
+    def onchange_country_id(self):
+        if self.state_id and self.state_id.country_id != self.country_id:
+            self.state_id = False
+
+    @api.onchange("state_id")
+    def onchange_state_id(self):
+        if self.state_id:
+            self.country_id = self.state_id.country_id
+
+    @api.depends("country_id")
+    def _compute_state_id_domain(self):
+        for product in self.filtered(lambda x: x.country_id):
+            product.state_id_domain = [("country_id", "=", product.country_id.id)]
+        for product in self.filtered(lambda x: not x.country_id):
+            product.state_id_domain = []