# Copyright 2026 - Today Criptomart
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
from odoo import models


class ResCompany(models.Model):
    _inherit = "res.company"

    def _get_l10n_es_tbai_last_chained_document(self):
        """
        Returns the last tbai document posted to this company's chain.
        Each invoice series has its own independent chain in TicketBAI.
        Filters out cancellation documents to skip cancelled invoices.
        """
        domain = [
            ("chain_index", "!=", 0),
            ("company_id", "=", self.id),
            ("is_cancel", "=", False),
        ]
        return self.env["l10n_es_edi_tbai.document"].search(
            domain, limit=1, order="chain_index desc"
        )