bank-payment/account_banking_sepa_direct_debit/models/account_banking_mandate.py
2021-03-23 20:28:51 +01:00

104 lines
4.0 KiB
Python

# © 2013-2016 Akretion - Alexis de Lattre <alexis.delattre@akretion.com>
# © 2014 Serv. Tecnol. Avanzados - Pedro M. Baeza
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
from flectra import models, fields, api, exceptions, _
from datetime import datetime
from dateutil.relativedelta import relativedelta
import logging
NUMBER_OF_UNUSED_MONTHS_BEFORE_EXPIRY = 36
logger = logging.getLogger(__name__)
class AccountBankingMandate(models.Model):
"""SEPA Direct Debit Mandate"""
_inherit = 'account.banking.mandate'
_rec_name = 'display_name'
format = fields.Selection(
selection_add=[('sepa', 'Sepa Mandate')], default='sepa')
type = fields.Selection(
selection_add=[
('recurrent', 'Recurrent'),
('oneoff', 'One-Off')
])
recurrent_sequence_type = fields.Selection(
[('first', 'First'),
('recurring', 'Recurring'),
('final', 'Final')],
string='Sequence Type for Next Debit', track_visibility='onchange',
help="This field is only used for Recurrent mandates, not for "
"One-Off mandates.", default="first")
scheme = fields.Selection([
('CORE', 'Basic (CORE)'),
('B2B', 'Enterprise (B2B)')],
string='Scheme', default="CORE", track_visibility='onchange')
unique_mandate_reference = fields.Char(size=35) # cf ISO 20022
display_name = fields.Char(compute='compute_display_name', store=True)
@api.multi
@api.constrains('type', 'recurrent_sequence_type')
def _check_recurring_type(self):
for mandate in self:
if (mandate.type == 'recurrent' and
not mandate.recurrent_sequence_type):
raise exceptions.Warning(
_("The recurrent mandate '%s' must have a sequence type.")
% mandate.unique_mandate_reference)
@api.multi
@api.depends('unique_mandate_reference', 'recurrent_sequence_type')
def compute_display_name(self):
for mandate in self:
if mandate.format == 'sepa':
name = '%s (%s)' % (
mandate.unique_mandate_reference,
mandate.recurrent_sequence_type)
else:
name = mandate.unique_mandate_reference
mandate.display_name = name
@api.multi
@api.onchange('partner_bank_id')
def mandate_partner_bank_change(self):
for mandate in self:
super(AccountBankingMandate, self).mandate_partner_bank_change()
res = {}
if (
mandate.state == 'valid' and
mandate.partner_bank_id and
mandate.type == 'recurrent' and
mandate.recurrent_sequence_type != 'first'
):
mandate.recurrent_sequence_type = 'first'
res['warning'] = {
'title': _('Mandate update'),
'message': _("As you changed the bank account attached "
"to this mandate, the 'Sequence Type' has "
"been set back to 'First'."),
}
return res
@api.model
def _sdd_mandate_set_state_to_expired(self):
logger.info('Searching for SDD Mandates that must be set to Expired')
expire_limit_date = datetime.today() + relativedelta(
months=-NUMBER_OF_UNUSED_MONTHS_BEFORE_EXPIRY)
expire_limit_date_str = expire_limit_date.strftime('%Y-%m-%d')
expired_mandates = self.search(
['|',
('last_debit_date', '=', False),
('last_debit_date', '<=', expire_limit_date_str),
('state', '=', 'valid'),
('signature_date', '<=', expire_limit_date_str)])
if expired_mandates:
expired_mandates.write({'state': 'expired'})
logger.info(
'The following SDD Mandate IDs has been set to expired: %s'
% expired_mandates.ids)
else:
logger.info('0 SDD Mandates had to be set to Expired')
return True