trytond-aeat_sii/invoice.py

355 lines
12 KiB
Python

# The COPYRIGHT file at the top level of this repository contains the full
# copyright notices and license terms.
from decimal import Decimal
from trytond.model import ModelView, fields, Workflow
from trytond.pool import Pool, PoolMeta
from trytond.pyson import Eval, Bool
from trytond.transaction import Transaction
from sql import Null
from sql.aggregate import Max
from .aeat import (
OPERATION_KEY, BOOK_KEY, SEND_SPECIAL_REGIME_KEY,
RECEIVE_SPECIAL_REGIME_KEY, AEAT_INVOICE_STATE, IVA_SUBJECTED,
EXCEMPTION_CAUSE, INTRACOMUNITARY_TYPE, COMMUNICATION_TYPE)
__all__ = ['Invoice', 'Sale', 'Purchase', 'Invoice2']
_SII_INVOICE_KEYS = ['sii_book_key', 'sii_issued_key', 'sii_received_key',
'sii_subjected_key', 'sii_excemption_key',
'sii_intracomunity_key']
class Invoice(metaclass=PoolMeta):
__name__ = 'account.invoice'
sii_book_key = fields.Selection(BOOK_KEY, 'SII Book Key',
states={
'required': Eval('state').in_(['posted', 'paid'])
}, depends=['state'])
sii_operation_key = fields.Selection(OPERATION_KEY, 'SII Operation Key',
states={
'required': Eval('state').in_(['posted', 'paid'])
}, depends=['state'])
sii_issued_key = fields.Selection(SEND_SPECIAL_REGIME_KEY,
'SII Issued Key',
states={
'invisible': ~Eval('sii_book_key').in_(['E']),
}, depends=['sii_book_key'])
sii_received_key = fields.Selection(RECEIVE_SPECIAL_REGIME_KEY,
'SII Recived Key',
states={
'invisible': ~Eval('sii_book_key').in_(['R']),
}, depends=['sii_book_key'])
sii_subjected_key = fields.Selection(IVA_SUBJECTED, 'Subjected')
sii_excemption_key = fields.Selection(EXCEMPTION_CAUSE,
'Excemption Cause')
sii_intracomunity_key = fields.Selection(INTRACOMUNITARY_TYPE,
'SII Intracommunity Key',
states={
'invisible': ~Eval('sii_book_key').in_(['U']),
}, depends=['sii_book_key'])
sii_records = fields.One2Many('aeat.sii.report.lines', 'invoice',
"SII Report Lines")
sii_state = fields.Function(fields.Selection(AEAT_INVOICE_STATE,
'SII State'), 'get_sii_state', searcher='search_sii_state')
sii_communication_type = fields.Function(fields.Selection(
COMMUNICATION_TYPE + [(None, '')], 'SII Communication Type'),
'get_sii_state')
@classmethod
def __setup__(cls):
super(Invoice, cls).__setup__()
sii_fields = ['sii_book_key', 'sii_operation_key',
'sii_received_key', 'sii_issued_key', 'sii_subjected_key',
'sii_excemption_key', 'sii_intracomunity_key']
cls._check_modify_exclude += sii_fields
cls._error_messages.update({
'invoices_sii': 'The next invoices are related with SII books:\n'
'%s.\n\nIf you edit them take care if you need to update '
'again to SII',
})
cls._buttons.update({
'reset_sii_keys': {
'invisible': Bool(Eval('sii_state', None)),
'icon': 'tryton-executable'}
})
if hasattr(cls, '_intercompany_excluded_fields'):
cls._intercompany_excluded_fields += sii_fields
cls._intercompany_excluded_fields += ['sii_records']
@staticmethod
def default_sii_operation_key():
type_ = Transaction().context.get('type', 'out_invoice')
if type_ in ('in_credit_note', 'out_credit_note'):
return 'R1'
return 'F1'
@classmethod
def search_sii_state(cls, name, clause):
pool = Pool()
SIILines = pool.get('aeat.sii.report.lines')
assert clause[1] in ('=', 'in')
table = SIILines.__table__()
cursor = Transaction().connection.cursor()
cursor.execute(*table.select(Max(table.id), table.invoice,
group_by=table.invoice))
invoices = []
lines = []
for id_, invoice in cursor.fetchall():
invoices.append(invoice)
lines.append(id_)
values = clause[-1]
is_none = False
if isinstance(clause[-1], (list, tuple, set)):
if None in clause[-1]:
is_none = True
values.remove(None)
else:
is_none = bool(clause[-1] is None)
c0 = []
if is_none:
c0 = [('sii_records', '=', None)]
clause2 = [
('state', ) + tuple(clause[1:2]) + (values, ),
('id', 'in', lines)
]
res_lines = SIILines.search(clause2)
if is_none:
return [
'OR',
c0,
[('id', 'in', [x.invoice.id for x in res_lines])]
]
else:
return [('id', 'in', [x.invoice.id for x in res_lines])]
@classmethod
def get_sii_state(cls, invoices, names):
pool = Pool()
SIILines = pool.get('aeat.sii.report.lines')
SIIReport = pool.get('aeat.sii.report')
result = {}
for name in names:
result[name] = dict((i.id, None) for i in invoices)
table = SIILines.__table__()
report = SIIReport.__table__()
cursor = Transaction().connection.cursor()
join = table.join(report, condition=table.report == report.id)
cursor.execute(*table.select(Max(table.id), table.invoice,
where=(table.invoice.in_([x.id for x in invoices]) &
(table.state != Null)),
group_by=table.invoice))
lines = [a[0] for a in cursor.fetchall()]
if lines:
cursor.execute(*join.select(table.state, report.operation_type,
table.invoice,
where=((table.id.in_(lines)) & (table.state != Null) &
(table.company == report.company))))
for state, op, inv in cursor.fetchall():
if 'sii_state' in names:
result['sii_state'][inv] = state
if 'sii_communication_type' in names:
result['sii_communication_type'][inv] = op
return result
def _credit(self):
credit = super(Invoice, self)._credit()
for field in _SII_INVOICE_KEYS:
setattr(credit, field, getattr(self, field))
credit.sii_operation_key = 'R4'
return credit
def _set_sii_keys(self):
tax = None
for t in self.taxes:
if t.tax.sii_book_key:
tax = t.tax
break
if not tax:
return
for field in _SII_INVOICE_KEYS:
setattr(self, field, getattr(tax, field))
@fields.depends(*_SII_INVOICE_KEYS)
def _on_change_lines_taxes(self):
super(Invoice, self)._on_change_lines_taxes()
for field in _SII_INVOICE_KEYS:
if getattr(self, field):
return
self._set_sii_keys()
@classmethod
def update_taxes(cls, invoices, exception=False):
super().update_taxes(invoices, exception=exception)
to_save = []
for invoice in invoices:
set_keys = True
for field in _SII_INVOICE_KEYS:
if getattr(invoice, field):
set_keys = False
break
if set_keys:
invoice._set_sii_keys()
to_save.append(invoice)
if to_save:
cls.save(to_save)
@classmethod
def copy(cls, records, default=None):
if default is None:
default = {}
default = default.copy()
default['sii_records'] = None
return super(Invoice, cls).copy(records, default=default)
@classmethod
@ModelView.button
def reset_sii_keys(cls, records):
to_write = []
for record in records:
record._set_sii_keys()
record.sii_operation_key = ('R1'
if record.untaxed_amount < Decimal('0.0') else 'F1')
to_write.extend(([record], record._save_values))
if to_write:
cls.write(*to_write)
@classmethod
def process(cls, invoices):
super(Invoice, cls).process(invoices)
invoices_sii = ''
for invoice in invoices:
if invoice.state != 'draft':
continue
if invoice.sii_state:
invoices_sii += '\n%s: %s' % (invoice.number, invoice.sii_state)
if invoices_sii:
warning_name = 'invoices_sii_report_%s' % ",".join([str(x.id) for x in invoices])
cls.raise_user_warning(warning_name, 'invoices_sii', invoices_sii)
class Invoice2(metaclass=PoolMeta):
__name__ = 'account.invoice'
@classmethod
def __setup__(cls):
super().__setup__()
cls._sii_state_deny_draft = {
'Correcto', 'Correcta', 'AceptadoConErrores', 'AceptadaConErrores'
}
cls._deny_modify_sii_fields = {
'reference', 'party', 'invoice_date',
}
cls._error_messages.update({
'deny_draft_invalid_sii_state':
'You can not set to draft invoice "%(invoice)s" because the '
'SII state is "%(sii_state)s". Please first include the '
'invoice in a Delete Invoice SII Book and send to AEAT.',
'modify_invalid_sii_state':
'Invoice "%(invoice)s" was sent to SII and the state is '
'"%(sii_state)s". Please remember after posting to send it '
'again with a Modify SII Book.',
'deny_modify_sii_pk':
'Cannot modify "%(fields)s" on invoice "%(invoice)s" '
'because its SII state is "%(sii_state)s". Please first '
'include the invoice in a Delete Invoice SII Book and send '
'to AEAT.'
})
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, invoices):
for invoice in invoices:
invoice.check_sent_sii()
super().draft(invoices)
@classmethod
@ModelView.button
@Workflow.transition('posted')
def post(cls, invoices):
for invoice in invoices:
if invoice.state in ('draft', 'validated'):
invoice.check_sent_sii()
super().post(invoices)
@classmethod
def write(cls, *args):
actions = iter(args)
args = []
for records, values in zip(actions, actions):
sii_vals = set(values) & cls._deny_modify_sii_fields
if sii_vals:
for record in records:
if record.type == 'in':
record.check_sent_sii(list(sii_vals))
args.extend((records, values))
super().write(*args)
def check_sent_sii(self, fields=[]):
pool = Pool()
ModelData = pool.get('ir.model.data')
User = pool.get('res.user')
Group = pool.get('res.group')
if self.sii_state in self._sii_state_deny_draft and \
self.sii_communication_type != 'D0':
# check group
def in_group():
group = Group(ModelData.get_id(
'aeat_sii',
'group_invoice_sent_sii_posted2draft'))
transaction = Transaction()
user_id = transaction.user
if user_id == 0:
user_id = transaction.context.get('user', user_id)
if user_id == 0:
return True
user = User(user_id)
return group in user.groups
if fields:
self.raise_user_error('deny_modify_sii_pk', {
'fields': ', '.join(
[f['string'] for f in self.__class__.fields_get(
fields_names=fields).values()]),
'invoice': self.rec_name,
'sii_state': self.sii_state
})
elif not in_group():
self.raise_user_error('deny_draft_invalid_sii_state', {
'invoice': self.rec_name,
'sii_state': self.sii_state
})
else:
self.raise_user_warning(
'modify_invalid_sii_state_%s' % self.id,
'modify_invalid_sii_state', {
'invoice': self.rec_name,
'sii_state': self.sii_state
})