account_move_line.py

# Copyright Akretion (http://www.akretion.com/)
# Copyright 2017 Carlos Dauden <carlos.dauden@tecnativa.com>
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).


from odoo import models


class AccountMoveLine(models.Model):
    _inherit = "account.move.line"

    def _prepare_payment_line_vals(self, payment_order):
        vals = super()._prepare_payment_line_vals(payment_order)
        if payment_order.payment_type != "inbound":
            return vals
        mandate = self.move_id.mandate_id
        if not mandate and vals.get("mandate_id", False):
            mandate = mandate.browse(vals["mandate_id"])
        partner_bank_id = vals.get("partner_bank_id", False)
        if not mandate:
            if partner_bank_id:
                domain = [("partner_bank_id", "=", partner_bank_id)]
            else:
                domain = [("partner_id", "=", self.partner_id.id)]
            domain.append(("state", "=", "valid"))
            mandate = mandate.search(domain, limit=1)
        vals.update(
            {
                "mandate_id": mandate.id,
                "partner_bank_id": mandate.partner_bank_id.id or partner_bank_id,
            }
        )
        return vals