# Copyright 2017-2020 Akretion France (http://www.akretion.com/)
# @author: Alexis de Lattre <alexis.delattre@akretion.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).


from odoo import fields, models


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

    agreement_id = fields.Many2one(
        comodel_name="agreement",
        string="Agreement",
        ondelete="restrict",
        tracking=True,
        readonly=True,
        copy=False,
        states={"draft": [("readonly", False)]},
    )