107 lines
3.6 KiB
Python
107 lines
3.6 KiB
Python
# This file is part of Tryton. The COPYRIGHT file at the top level of
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# this repository contains the full copyright notices and license terms.
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from decimal import Decimal
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import operator
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from trytond.pool import Pool, PoolMeta
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__all__ = ['InvoiceLine']
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class InvoiceLine:
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__metaclass__ = PoolMeta
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__name__ = 'account.invoice.line'
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def _get_anglo_saxon_move_lines(self, amount, type_):
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'''
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Return account move for anglo-saxon stock accounting
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'''
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pool = Pool()
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MoveLine = pool.get('account.move.line')
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assert type_.startswith('in_') or type_.startswith('out_'), \
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'wrong type'
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result = []
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move_line = MoveLine()
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move_line.description = self.description
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move_line.amount_second_currency = None
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move_line.second_currency = None
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if type_.startswith('in_'):
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move_line.debit = amount
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move_line.credit = Decimal('0.0')
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account_type = type_[3:]
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else:
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move_line.debit = Decimal('0.0')
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move_line.credit = amount
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account_type = type_[4:]
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move_line.account = getattr(self.product,
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'account_stock_%s_used' % account_type)
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result.append(move_line)
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debit, credit = move_line.debit, move_line.credit
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move_line = MoveLine()
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move_line.description = self.description
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move_line.amount_second_currency = move_line.second_currency = None
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move_line.debit, move_line.credit = credit, debit
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if type_.endswith('supplier'):
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move_line.account = self.account
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else:
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move_line.account = self.product.account_cogs_used
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result.append(move_line)
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return result
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@property
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def _anglo_saxon_stock_moves(self):
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pool = Pool()
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PurchaseLine = pool.get('purchase.line')
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SaleLine = pool.get('sale.line')
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if isinstance(self.origin, (PurchaseLine, SaleLine)):
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return list(self.origin.moves)
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return []
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def get_move_lines(self):
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pool = Pool()
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Move = pool.get('stock.move')
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Period = pool.get('account.period')
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result = super(InvoiceLine, self).get_move_lines()
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if self.type != 'line':
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return result
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if not self.product:
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return result
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if self.product.type != 'goods':
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return result
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accounting_date = (self.invoice.accounting_date
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or self.invoice.invoice_date)
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period_id = Period.find(self.invoice.company.id, date=accounting_date)
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period = Period(period_id)
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if period.fiscalyear.account_stock_method != 'anglo_saxon':
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return result
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# an empty list means we'll use the current cost price
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moves = [move for move in self._anglo_saxon_stock_moves
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if move.state == 'done']
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if self.invoice.type == 'in':
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type_ = 'in_supplier'
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elif self.invoice.type == 'out':
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type_ = 'out_customer'
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if self.quantity < 0:
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direction, target = type_.split('_')
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if direction == 'in':
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direction = 'out'
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else:
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direction = 'in'
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type_ = '%s_%s' % (direction, target)
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moves.sort(key=operator.attrgetter('effective_date'))
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cost = Move.update_anglo_saxon_quantity_product_cost(
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self.product, moves, abs(self.quantity), self.unit, type_)
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cost = self.invoice.currency.round(cost)
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anglo_saxon_move_lines = self._get_anglo_saxon_move_lines(cost, type_)
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result.extend(anglo_saxon_move_lines)
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return result
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