bank-payment/account_payment_mode/models/account_payment_method.py

# Copyright 2016-2020 Akretion France (http://www.akretion.com/)
# @author: Alexis de Lattre <alexis.delattre@akretion.com>
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).

from flectra import api, fields, models


class AccountPaymentMethod(models.Model):
    _inherit = "account.payment.method"

    code = fields.Char(
        string="Code (Do Not Modify)",
        help="This code is used in the code of the Flectra module that handles "
        "this payment method. Therefore, if you change it, "
        "the generation of the payment file may fail.",
    )
    active = fields.Boolean(default=True)
    bank_account_required = fields.Boolean(
        help="Activate this option if this payment method requires you to "
        "know the bank account number of your customer or supplier."
    )
    payment_mode_ids = fields.One2many(
        comodel_name="account.payment.mode",
        inverse_name="payment_method_id",
        string="Payment modes",
    )

    @api.depends("code", "name", "payment_type")
    def name_get(self):
        result = []
        for method in self:
            result.append(
                (
                    method.id,
                    "[{}] {} ({})".format(
                        method.code, method.name, method.payment_type
                    ),
                )
            )
        return result

    _sql_constraints = [
        (
            "code_payment_type_unique",
            "unique(code, payment_type)",
            "A payment method of the same type already exists with this code",
        )
    ]