126 lines
3.9 KiB
Python
126 lines
3.9 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 trytond.model import ModelView, fields
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from trytond.wizard import Wizard, StateView, StateTransition, Button
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from trytond.pyson import Eval
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from trytond.pool import Pool, PoolMeta
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from trytond.transaction import Transaction
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__all__ = ['Move', 'SplitMoveStart', 'SplitMove']
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class Move:
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__metaclass__ = PoolMeta
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__name__ = 'stock.move'
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@classmethod
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def __setup__(cls):
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super(Move, cls).__setup__()
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cls._buttons.update({
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'split_wizard': {
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'readonly': ~Eval('state').in_(['draft', 'assigned']),
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},
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})
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@classmethod
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@ModelView.button_action('stock_split.wizard_split_move')
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def split_wizard(cls, moves):
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pass
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def split(self, quantity, uom, count=None):
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"""
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Split the move into moves of quantity.
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If count is not defined, the move will be split until the remainder is
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less than quantity.
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Return the split moves
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"""
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pool = Pool()
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Uom = pool.get('product.uom')
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moves = [self]
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remainder = Uom.compute_qty(self.uom, self.quantity, uom)
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if remainder <= quantity:
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return moves
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state = self.state
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self.write([self], {
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'state': 'draft',
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})
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self.write([self], {
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'quantity': quantity,
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'uom': uom.id,
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})
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remainder -= quantity
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if count:
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count -= 1
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while (remainder > quantity
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and (count or count is None)):
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moves.extend(self.copy([self], {
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'quantity': quantity,
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'uom': uom.id,
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}))
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remainder -= quantity
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remainder = uom.round(remainder)
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if count:
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count -= 1
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assert remainder >= 0
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if remainder:
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moves.extend(self.copy([self], {
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'quantity': remainder,
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'uom': uom.id,
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}))
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self.write(moves, {
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'state': state,
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})
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return moves
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class SplitMoveStart(ModelView):
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'Split Move'
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__name__ = 'stock.move.split.start'
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count = fields.Integer('Counts', help='The limit number of moves')
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quantity = fields.Float('Quantity', required=True,
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digits=(16, Eval('unit_digits', 2)),
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depends=['unit_digits'])
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uom = fields.Many2One('product.uom', 'Uom', required=True,
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domain=[
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('category', '=', Eval('uom_category')),
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],
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depends=['uom_category'])
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unit_digits = fields.Integer('Unit Digits', readonly=True)
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uom_category = fields.Many2One('product.uom.category', 'Uom Category',
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readonly=True)
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@fields.depends('uom')
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def on_change_with_unit_digits(self):
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if self.uom:
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return self.uom.digits
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return 2
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class SplitMove(Wizard):
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'Split Move'
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__name__ = 'stock.move.split'
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start = StateView('stock.move.split.start',
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'stock_split.split_start_view_form', [
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Button('Cancel', 'end', 'tryton-cancel'),
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Button('Split', 'split', 'tryton-ok', default=True),
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])
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split = StateTransition()
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def default_start(self, fields):
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pool = Pool()
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Move = pool.get('stock.move')
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default = {}
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move = Move(Transaction().context['active_id'])
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default['uom'] = move.uom.id
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default['unit_digits'] = move.unit_digits
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default['uom_category'] = move.uom.category.id
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return default
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def transition_split(self):
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pool = Pool()
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Move = pool.get('stock.move')
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move = Move(Transaction().context['active_id'])
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move.split(self.start.quantity, self.start.uom, self.start.count)
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return 'end'
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