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stock.py
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stock.py
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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 decimal import Decimal
from trytond.model import Workflow, ModelView
from trytond.pool import Pool, PoolMeta
from trytond.transaction import Transaction
class Move(metaclass=PoolMeta):
__name__ = 'stock.move'
def _get_account_stock_move_lines(self, type_):
'''
Return move lines for stock move
'''
pool = Pool()
Uom = pool.get('product.uom')
AccountMoveLine = pool.get('account.move.line')
Currency = pool.get('currency.currency')
assert type_.startswith('in_') or type_.startswith('out_'), \
'wrong type'
move_line = AccountMoveLine()
if ((
type_.endswith('supplier')
or type_ == 'in_production')
and self.product.cost_price_method != 'fixed'):
with Transaction().set_context(date=self.effective_date):
unit_price = Currency.compute(self.currency, self.unit_price,
self.company.currency, round=False)
else:
unit_price = Uom.compute_price(self.product.default_uom,
self.cost_price, self.uom)
amount = self.company.currency.round(
Decimal(str(self.quantity)) * unit_price)
if type_.startswith('in_'):
move_line.debit = Decimal('0.0')
move_line.credit = amount
move_line.account = self.product.account_stock_in_used
else:
move_line.debit = amount
move_line.credit = Decimal('0.0')
move_line.account = self.product.account_stock_out_used
return [move_line]
def _get_account_stock_move_line(self, amount):
'''
Return counterpart move line value for stock move
'''
pool = Pool()
AccountMoveLine = pool.get('account.move.line')
move_line = AccountMoveLine(
account=self.product.account_stock_used,
)
if not amount:
return
if amount >= Decimal('0.0'):
move_line.debit = Decimal('0.0')
move_line.credit = amount
else:
move_line.debit = - amount
move_line.credit = Decimal('0.0')
return move_line
def _get_account_stock_move_type(self):
'''
Get account move type
'''
type_ = (self.from_location.type, self.to_location.type)
if type_ in [('supplier', 'storage'), ('supplier', 'drop')]:
return 'in_supplier'
elif type_ in [('storage', 'supplier'), ('drop', 'supplier')]:
return 'out_supplier'
elif type_ in [('storage', 'customer'), ('drop', 'customer')]:
return 'out_customer'
elif type_ in [('customer', 'storage'), ('customer', 'drop')]:
return 'in_customer'
elif type_ == ('storage', 'lost_found'):
return 'out_lost_found'
elif type_ == ('lost_found', 'storage'):
return 'in_lost_found'
elif type_ == ('supplier', 'customer'):
return 'supplier_customer'
elif type_ == ('customer', 'supplier'):
return 'customer_supplier'
elif type_ == ('storage', 'production'):
return 'out_production'
elif type_ == ('production', 'storage'):
return 'in_production'
def _get_account_stock_move(self):
'''
Return account move for stock move
'''
pool = Pool()
AccountMove = pool.get('account.move')
Date = pool.get('ir.date')
Period = pool.get('account.period')
AccountConfiguration = pool.get('account.configuration')
if self.product.type != 'goods':
return
date = self.effective_date or Date.today()
period_id = Period.find(self.company.id, date=date)
period = Period(period_id)
if not period.fiscalyear.account_stock_method:
return
type_ = self._get_account_stock_move_type()
if not type_:
return
with Transaction().set_context(
company=self.company.id, date=date):
if type_ == 'supplier_customer':
account_move_lines = self._get_account_stock_move_lines(
'in_supplier')
account_move_lines.extend(self._get_account_stock_move_lines(
'out_customer'))
elif type_ == 'customer_supplier':
account_move_lines = self._get_account_stock_move_lines(
'in_customer')
account_move_lines.extend(self._get_account_stock_move_lines(
'out_supplier'))
else:
account_move_lines = self._get_account_stock_move_lines(type_)
amount = Decimal('0.0')
for line in account_move_lines:
amount += line.debit - line.credit
move_line = self._get_account_stock_move_line(amount)
if move_line:
account_move_lines.append(move_line)
account_configuration = AccountConfiguration(1)
return AccountMove(
journal=account_configuration.stock_journal,
period=period_id,
date=date,
origin=self,
lines=account_move_lines,
)
@classmethod
@ModelView.button
@Workflow.transition('done')
def do(cls, moves):
pool = Pool()
AccountMove = pool.get('account.move')
super(Move, cls).do(moves)
account_moves = []
for move in moves:
account_move = move._get_account_stock_move()
if account_move:
account_moves.append(account_move)
AccountMove.save(account_moves)
AccountMove.post(account_moves)