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# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from functools import wraps
from trytond.i18n import gettext
from trytond.model import ModelView, Workflow, fields
from trytond.model.exceptions import AccessError
from trytond.pool import Pool, PoolMeta
from trytond.pyson import Eval
from trytond.transaction import Transaction, without_check_access
def process_purchase(func):
@wraps(func)
def wrapper(cls, invoices):
pool = Pool()
Purchase = pool.get('purchase.purchase')
transaction = Transaction()
context = transaction.context
with without_check_access():
purchases = set(
p for i in cls.browse(invoices) for p in i.purchases)
func(cls, invoices)
if purchases:
with transaction.set_context(
queue_batch=context.get('queue_batch', True)):
Purchase.__queue__.process(purchases)
return wrapper
class Invoice(metaclass=PoolMeta):
__name__ = 'account.invoice'
purchase_exception_state = fields.Function(fields.Selection([
('', ''),
('ignored', 'Ignored'),
('recreated', 'Recreated'),
], 'Exception State'), 'get_purchase_exception_state')
purchases = fields.Function(fields.Many2Many(
'purchase.purchase', None, None, "Purchases"),
'get_purchases', searcher='search_purchases')
def get_purchase_exception_state(self, name):
purchases = self.purchases
recreated = tuple(i for p in purchases for i in p.invoices_recreated)
ignored = tuple(i for p in purchases for i in p.invoices_ignored)
if self in recreated:
return 'recreated'
elif self in ignored:
return 'ignored'
return ''
def get_purchases(self, name):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
purchases = set()
for line in self.lines:
if isinstance(line.origin, PurchaseLine):
purchases.add(line.origin.purchase.id)
return list(purchases)
@classmethod
def search_purchases(cls, name, clause):
return [('lines.origin.purchase' + clause[0][len(name):],
*clause[1:3], 'purchase.line', *clause[3:])]
@classmethod
@process_purchase
def delete(cls, invoices):
super(Invoice, cls).delete(invoices)
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, invoices):
for invoice in invoices:
if invoice.purchases and invoice.state == 'cancelled':
raise AccessError(
gettext('purchase.msg_purchase_invoice_reset_draft',
invoice=invoice.rec_name))
return super(Invoice, cls).draft(invoices)
@classmethod
@process_purchase
def _post(cls, invoices):
super()._post(invoices)
@classmethod
@process_purchase
def paid(cls, invoices):
super(Invoice, cls).paid(invoices)
@classmethod
@process_purchase
def cancel(cls, invoices):
super(Invoice, cls).cancel(invoices)
class InvoiceLine(metaclass=PoolMeta):
__name__ = 'account.invoice.line'
@classmethod
def __setup__(cls):
super().__setup__()
if not cls.origin.domain:
cls.origin.domain = {}
cls.origin.domain['purchase.line'] = [
('type', '=', Eval('type')),
]
@fields.depends('origin')
def on_change_with_product_uom_category(self, name=None):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
category = super().on_change_with_product_uom_category(name=name)
# Enforce the same unit category as they are used to compute the
# remaining quantity to invoice and the quantity to receive.
# Use getattr as reference field can have negative id
if (isinstance(self.origin, PurchaseLine)
and getattr(self.origin, 'unit', None)):
category = self.origin.unit.category
return category
def get_warehouse(self, name):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
warehouse = super().get_warehouse(name)
if (not warehouse
and isinstance(self.origin, PurchaseLine)
and self.origin.purchase.warehouse):
warehouse = self.origin.purchase.warehouse.id
return warehouse
@property
def origin_name(self):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
name = super(InvoiceLine, self).origin_name
if isinstance(self.origin, PurchaseLine) and self.origin.id >= 0:
name = self.origin.purchase.rec_name
return name
@classmethod
def _get_origin(cls):
models = super(InvoiceLine, cls)._get_origin()
models.append('purchase.line')
return models
@classmethod
def delete(cls, lines):
pool = Pool()
Purchase = pool.get('purchase.purchase')
transaction = Transaction()
context = transaction.context
with without_check_access():
invoices = (l.invoice for l in cls.browse(lines)
if l.type == 'line' and l.invoice)
purchases = set(p for i in invoices for p in i.purchases)
super(InvoiceLine, cls).delete(lines)
if purchases:
with transaction.set_context(
queue_batch=context.get('queue_batch', True)):
Purchase.__queue__.process(purchases)
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