# -*- coding: utf-8 -*-
#
##############################################################################
#
#     Authors: Adrien Peiffer
#    Copyright (c) 2015 Acsone SA/NV (http://www.acsone.eu)
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################

from openerp import models, api


class CreditCommunication(models.TransientModel):
    _inherit = 'credit.control.communication'

    @api.model
    def _get_total_due(self):
        balance_field = 'credit_control_line_ids.balance_due_total'
        return sum(self.mapped(balance_field))
