Files
tryton/modules/purchase_amendment/purchase.py
T
Cédric Krier c2b3a0a2dc Do not allow to add product or unit with amendment if there was no unit
Invoice lines may already exist with incompatible unit which will fail to
compute invoiced quantity.
(grafted from a261281e016c9445639fd7a47fdf41b8bbb4ab8b)

--HG--
branch : 7.0
2024-10-27 19:43:15 +01:00

436 lines
15 KiB
Python

# 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 trytond.i18n import gettext
from trytond.model import Index, ModelSQL, ModelView, Workflow, fields
from trytond.modules.product import price_digits
from trytond.pool import Pool, PoolMeta
from trytond.pyson import Bool, Eval, If
from trytond.transaction import Transaction
from .exceptions import AmendmentValidateError
class Purchase(metaclass=PoolMeta):
__name__ = 'purchase.purchase'
amendments = fields.One2Many(
'purchase.amendment', 'purchase', "Amendments",
states={
'invisible': (
~Eval('state').in_(['processing', 'done'])
| ((Eval('state') == 'done') & ~Eval('amendments'))),
'readonly': Eval('state') != 'processing',
})
@classmethod
def copy(cls, purchases, default=None):
if default is None:
default = {}
else:
default = default.copy()
default.setdefault('amendments')
return super().copy(purchases, default=default)
class Amendment(Workflow, ModelSQL, ModelView):
"Purchase Amendment"
__name__ = 'purchase.amendment'
purchase = fields.Many2One(
'purchase.purchase', "Purchase", required=True,
domain=[
('state', 'in', ['processing', 'done']),
],
states={
'readonly': (Eval('state') != 'draft') | Eval('lines', [0]),
})
date = fields.Date(
"Date", required=True,
states={
'readonly': Eval('state') != 'draft',
})
description = fields.Char(
"Description",
states={
'readonly': Eval('state') != 'draft',
})
state = fields.Selection([
('draft', "Draft"),
('validated', "Validated"),
], "State", readonly=True, required=True, sort=False)
lines = fields.One2Many(
'purchase.amendment.line', 'amendment', "Lines",
states={
'readonly': (
(Eval('state') != 'draft')
| ~Eval('purchase')),
})
@classmethod
def __setup__(cls):
super(Amendment, cls).__setup__()
t = cls.__table__()
cls._sql_indexes.add(
Index(
t,
(t.state, Index.Equality()),
where=t.state == 'draft'))
cls._order = [
('date', 'DESC'),
('id', 'DESC'),
]
cls._transitions |= {
('draft', 'validated'),
}
cls._buttons.update({
'validate_amendment': {
'invisible': Eval('state') != 'draft',
'depends': ['state'],
},
})
@classmethod
def default_date(cls):
return Pool().get('ir.date').today()
@classmethod
def default_state(cls):
return 'draft'
@classmethod
@ModelView.button
@Workflow.transition('validated')
def validate_amendment(cls, amendments):
pool = Pool()
Purchase = pool.get('purchase.purchase')
transaction = Transaction()
context = transaction.context
purchases = set()
for amendment in amendments:
purchase = amendment.purchase
if purchase in purchases:
raise AmendmentValidateError(
gettext('purchase_amendment.msg_one_purchase_at_time',
purchase=purchase.rec_name))
purchases.add(purchase)
purchase.revision += 1
for line in amendment.lines:
line.apply(purchase)
# Force saved lines
purchase.lines = purchase.lines
# Force recompute cache
purchase.untaxed_amount_cache = None
purchase.tax_amount_cache = None
purchase.total_amount_cache = None
Purchase.save(purchases)
Purchase.store_cache(purchases)
cls._clear_purchase(purchases)
with transaction.set_context(
queue_batch=context.get('queue_batch', True)):
Purchase.__queue__.process(purchases)
@classmethod
def _clear_purchase(cls, purchases):
pool = Pool()
Invoice = pool.get('account.invoice')
InvoiceLine = pool.get('account.invoice.line')
Move = pool.get('stock.move')
invoices = set()
invoice_lines = set()
moves = set()
for purchase in purchases:
for invoice in purchase.invoices:
if invoice.state == 'draft':
invoices.add(invoice)
for line in purchase.lines:
for invoice_line in line.invoice_lines:
if invoice_line.invoice_state == 'draft':
invoice_lines.add(invoice_line)
moves.update(cls._stock_moves(line))
InvoiceLine.delete(invoice_lines)
Move.delete(moves)
Invoice.update_taxes([i for i in invoices if i.lines])
Invoice.delete([i for i in invoices if not i.lines])
@classmethod
def _stock_moves(cls, line):
for move in line.moves:
if move.state in {'staging', 'draft'}:
yield move
class AmendmentLine(ModelSQL, ModelView):
"Purchase Amendment Line"
__name__ = 'purchase.amendment.line'
amendment = fields.Many2One(
'purchase.amendment', "Amendment", required=True, ondelete='CASCADE')
state = fields.Function(fields.Selection(
'get_states', "State"), 'on_change_with_state')
action = fields.Selection([
('taxes', "Recompute Taxes"),
('payment_term', "Change Payment Term"),
('party', "Change Parties and Addresses"),
('warehouse', "Change Warehouse"),
('line', "Change Line"),
], "Action", required=True,
states={
'readonly': Eval('state') != 'draft',
})
purchase = fields.Function(fields.Many2One(
'purchase.purchase', "Purchase"), 'on_change_with_purchase')
line = fields.Many2One(
'purchase.line', "Line",
domain=[
('type', '=', 'line'),
('purchase', '=', Eval('purchase', -1)),
],
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
'required': Eval('action') == 'line',
})
payment_term = fields.Many2One(
'account.invoice.payment_term', "Payment Term", ondelete='RESTRICT',
states={
'invisible': Eval('action') != 'payment_term',
})
party = fields.Many2One(
'party.party', "Party",
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'party',
'required': Eval('action') == 'party',
})
invoice_party = fields.Many2One(
'party.party', "Invoice Party",
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'party',
},
search_context={
'related_party': Eval('party'),
})
invoice_address = fields.Many2One(
'party.address', "Invoice Address",
domain=[
('party', '=', If(Eval('invoice_party'),
Eval('invoice_party'), Eval('party'))),
],
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'party',
'required': Eval('action') == 'party',
})
warehouse = fields.Many2One(
'stock.location', "Warehouse",
domain=[
('type', '=', 'warehouse'),
],
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'warehouse',
'required': Eval('action') == 'warehouse',
})
product = fields.Many2One(
'product.product', "Product",
domain=[
If((Eval('state') == 'draft')
& ~(Eval('quantity', 0) < 0),
('purchasable', '=', True),
()),
('default_uom_category', '=', Eval('product_uom_category', -1)),
],
states={
'readonly': (
(Eval('state') != 'draft')
| ~Eval('product_uom_category', None)),
'invisible': Eval('action') != 'line',
})
product_supplier = fields.Many2One(
'purchase.product_supplier', "Supplier's Product",
domain=[
If(Eval('product'),
['OR',
[
('template.products', '=', Eval('product')),
('product', '=', None),
],
('product', '=', Eval('product')),
],
[]),
('party', '=', Eval('party', -1)),
],
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
})
quantity = fields.Float(
"Quantity", digits='unit',
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
'required': Eval('action') == 'line',
})
unit = fields.Many2One(
'product.uom', "Unit", ondelete='RESTRICT',
domain=[
('category', '=', Eval('product_uom_category')),
],
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
'required': Bool(Eval('product')),
})
unit_price = fields.Numeric(
"Unit Price", digits=price_digits,
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
'required': Eval('action') == 'line',
})
description = fields.Text(
"Description",
states={
'readonly': Eval('state') != 'draft',
'invisible': Eval('action') != 'line',
})
product_uom_category = fields.Function(
fields.Many2One('product.uom.category', "Product UoM Category"),
'on_change_with_product_uom_category')
@classmethod
def __setup__(cls):
super().__setup__()
cls.__access__.add('amendment')
@fields.depends(
'amendment',
'_parent_amendment.purchase',
'_parent_amendment._parent_purchase.payment_term',
'_parent_amendment._parent_purchase.party',
'_parent_amendment._parent_purchase.invoice_party',
'_parent_amendment._parent_purchase.invoice_address',
'_parent_amendment._parent_purchase.warehouse')
def on_change_amendment(self):
if self.amendment and self.amendment.purchase:
self.payment_term = self.amendment.purchase.payment_term
self.party = self.amendment.purchase.party
self.invoice_party = self.amendment.purchase.invoice_party
self.invoice_address = self.amendment.purchase.invoice_address
self.warehouse = self.amendment.purchase.warehouse
@fields.depends(methods=['on_change_amendment'])
def on_change_state(self):
self.on_change_amendment()
@classmethod
def get_states(cls):
pool = Pool()
Amendment = pool.get('purchase.amendment')
return Amendment.fields_get(['state'])['state']['selection']
@fields.depends(
'amendment',
'_parent_amendment.state')
def on_change_with_state(self, name=None):
if self.amendment:
return self.amendment.state
@fields.depends(methods=['on_change_line', 'on_change_amendment'])
def on_change_action(self):
self.line = None
self.on_change_line()
self.on_change_amendment()
@fields.depends(
'amendment',
'_parent_amendment.purchase')
def on_change_with_purchase(self, name=None):
return self.amendment.purchase if self.amendment else None
@fields.depends('line')
def on_change_line(self):
if self.line:
self.product = self.line.product
self.product_supplier = self.line.product_supplier
self.quantity = self.line.quantity
self.unit = self.line.unit
self.unit_price = self.line.unit_price
self.description = self.line.description
else:
self.product = self.product_supplier = self.description = None
self.quantity = self.unit = self.unit_price = None
@fields.depends('party', 'invoice_party')
def on_change_party(self):
if not self.invoice_party:
self.invoice_address = None
if self.party:
if not self.invoice_address:
self.invoice_address = self.party.address_get(type='invoice')
@fields.depends('party', 'invoice_party')
def on_change_invoice_party(self):
if self.invoice_party:
self.invoice_address = self.invoice_party.address_get(
type='invoice')
elif self.party:
self.invoice_address = self.party.address_get(type='invoice')
@fields.depends('line')
def on_change_with_product_uom_category(self, name=None):
if self.line:
if self.line.product_uom_category:
return self.line.product_uom_category
elif self.line.unit:
return self.line.unit.category
def apply(self, purchase):
assert self.purchase == purchase
purchase_line = None
if self.line:
for line in purchase.lines:
if self.line == line:
purchase_line = line
break
getattr(self, '_apply_%s' % self.action)(purchase, purchase_line)
def _apply_taxes(self, purchase, purchase_line):
for line in purchase.lines:
if line.product:
line.taxes = line.compute_taxes(purchase.party)
def _apply_payment_term(self, purchase, purchase_line):
purchase.payment_term = self.payment_term
def _apply_party(self, purchase, purchase_line):
purchase.party = self.party
purchase.invoice_party = self.invoice_party
purchase.invoice_address = self.invoice_address
def _apply_warehouse(self, purchase, purchase_line):
purchase.warehouse = self.warehouse
def _apply_line(self, purchase, purchase_line):
purchase_line.product = self.product
purchase_line.product_supplier = self.product_supplier
purchase_line.quantity = self.quantity
purchase_line.unit = self.unit
purchase_line.unit_price = self.unit_price
purchase_line.description = self.description