trytond-aeat_sii/invoice.py

134 lines
4.6 KiB
Python

# The COPYRIGHT file at the top level of this repository contains the full
# copyright notices and license terms.
from trytond.model import fields
from trytond.pool import Pool, PoolMeta
from trytond.pyson import Eval
from trytond.transaction import Transaction
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)
__all__ = ['Invoice']
class Invoice:
__metaclass__ = PoolMeta
__name__ = 'account.invoice'
sii_book_key = fields.Selection(BOOK_KEY, 'SII Book Key')
sii_operation_key = fields.Selection(OPERATION_KEY, 'SII Operation Key')
sii_issued_key = fields.Selection(SEND_SPECIAL_REGIME_KEY,
'SII Issued Key',
states={
'invisible': ~Eval('type').in_(['out_invoice', 'out_credit_note']),
})
sii_received_key = fields.Selection(RECEIVE_SPECIAL_REGIME_KEY,
'SII Recived Key',
states={
'invisible': Eval('type').in_(['out_invoice', 'out_credit_note']),
})
sii_subjected = fields.Selection(IVA_SUBJECTED, 'Subjected')
sii_excemption_cause = fields.Selection(EXCEMPTION_CAUSE,
'Excemption Cause')
sii_intracomunity_key = fields.Selection(INTRACOMUNITARY_TYPE,
'SII Intracommunity Key',
states={
'invisible': ~Eval('sii_book_key').in_(['U']),
}
)
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')
@classmethod
def __setup__(cls):
super(Invoice, cls).__setup__()
cls._check_modify_exclude += ['sii_book_key', 'sii_operation_key',
'sii_received_key', 'sii_issued_key', 'sii_subjected',
'sii_excemption_cause', 'sii_intracomunity_key']
@classmethod
def search_sii_state(cls, name, clause):
pool = Pool()
SIILines = pool.get('aeat.sii.report.lines')
table = SIILines.__table__()
cursor = Transaction().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_)
if clause[-1] == None:
return [('id', 'not in', invoices)]
clause2 = [tuple(('state',)) + tuple(clause[1:])] + \
[('id', 'in', lines)]
res_lines = SIILines.search(clause2)
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')
result = {}
for name in names:
result[name] = dict((i.id, None) for i in invoices)
table = SIILines.__table__()
cursor = Transaction().cursor
cursor.execute(*table.select(Max(table.id), table.invoice,
where=table.invoice.in_([x.id for x in invoices]),
group_by=table.invoice))
lines = [a[0] for a in cursor.fetchall()]
if lines:
cursor.execute(*table.select(table.state, table.invoice,
where=table.id.in_(lines)))
for state, inv in cursor.fetchall():
result['sii_state'][inv] = state
return result
def _credit(self):
res = super(Invoice, self)._credit()
for field in ('sii_book_key', 'sii_issued_key', 'sii_received_key',
'sii_subjected', 'sii_excemption_cause',
'sii_intracomunity_key'):
res[field] = getattr(self, field)
res['sii_operation_key'] = 'R4'
return res
@fields.depends('sii_book_key', 'sii_issued_key', 'sii_received_key',
'sii_subjected', 'sii_excemption_cause', 'sii_intracomunity_key')
def _on_change_lines_taxes(self):
res = super(Invoice, self)._on_change_lines_taxes()
for field in ('sii_book_key', 'sii_issued_key', 'sii_received_key',
'sii_subjected', 'sii_excemption_cause',
'sii_intracomunity_key'):
if getattr(self, field):
return res
tax = self.taxes and self.taxes[0]
if not tax:
return res
for field in ('sii_book_key', 'sii_issued_key', 'sii_received_key',
'sii_subjected', 'sii_excemption_cause',
'sii_intracomunity_key'):
res[field] = getattr(tax, field)
return res