product_template.py

from odoo import api, fields, models


class ProductTemplate(models.Model):
    _inherit = "product.template"

    engrus_name = fields.Char(compute="_compute_translated_names")
    vi_name = fields.Char(compute="_compute_translated_names")
    en_name = fields.Char(compute="_compute_translated_names")
    ru_name = fields.Char(compute="_compute_translated_names")

    def _compute_translated_names(self):
        translations_list = self.env["ir.translation"].search_read([
            ("name", "=", "product.template,name"),
            ("res_id", "in", self.ids),
            ("lang", "in", ["en_US", "ru_RU", "vi_VN"]),
        ], ["lang", "res_id", "src", "value"])

        translations = {
            "en_US": {},
            "ru_RU": {},
            "vi_VN": {},
        }
        for t in translations_list:
            translations[t["lang"]][t["res_id"]] = t["value"] or t["src"]

        for record in self:
            record.engrus_name = " / ".join(filter(
                lambda x: x,
                [
                    translations["en_US"].get(record.id),
                    translations["ru_RU"].get(record.id),
                ]
            )) or record.display_name
            record.vi_name = translations["vi_VN"].get(record.id) or record.display_name
            record.ru_name = translations["ru_RU"].get(record.id) or record.display_name
            record.en_name = translations["en_US"].get(record.id) or record.display_name