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# Copyright 2017 LasLabs Inc.
# Copyright 2018 ACSONE SA/NV.
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
from odoo import api, fields, models, _
from odoo.exceptions import ValidationError
class ProductTemplate(models.Model):
_inherit = 'product.template'
is_contract = fields.Boolean('Is a contract')
contract_template_id = fields.Many2one(
comodel_name='account.analytic.contract', string='Contract Template'
)
recurring_rule_type = fields.Selection(
[
('daily', 'Day(s)'),
('weekly', 'Week(s)'),
('monthly', 'Month(s)'),
('monthlylastday', 'Month(s) last day'),
('yearly', 'Year(s)'),
],
default='monthly',
string='Recurrence',
help="Specify Interval for automatic invoice generation.",
)
recurring_invoicing_type = fields.Selection(
[('pre-paid', 'Pre-paid'), ('post-paid', 'Post-paid')],
default='pre-paid',
string='Invoicing type',
help="Specify if process date is 'from' or 'to' invoicing date",
)
recurring_interval = fields.Integer(
default=1,
string='Repeat Every',
help="Repeat every (Days/Week/Month/Year)",
)
@api.onchange('is_contract')
def _change_is_contract(self):
""" Clear the relation to contract_template_id when downgrading
product from contract
"""
if not self.is_contract:
self.contract_template_id = False
@api.constrains('is_contract', 'type')
def _check_contract_product_type(self):
"""
Contract product should be service type
"""
if self.is_contract and self.type != 'service':
raise ValidationError(_("Contract product should be service type"))