42 lines
1.7 KiB
Python
42 lines
1.7 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 fields, ModelSQL
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from trytond.pool import PoolMeta
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from .exceptions import ProductMixRequiredError
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from trytond.i18n import gettext
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class Product(metaclass=PoolMeta):
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__name__ = 'product.product'
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products_mix = fields.Many2Many('product.product-mix.option',
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'product', 'option', 'Mix')
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tasks = fields.One2Many('production.configuration_task', 'product', 'Tasks')
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quantity_mix_required = fields.Integer('Quantity Mix Required')
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@fields.depends('products_mix', 'quantity_mix_required')
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def on_change_quantity_mix_required(self, name=None):
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if self.products_mix and self.quantity_mix_required and len(self.products_mix) < self.quantity_mix_required:
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raise ProductMixRequiredError(
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gettext(
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"sale_pos_frontend_rest.msg_quantity_mix_error",
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product_mix=len(self.products_mix),
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quantity=self.quantity_mix_required))
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@classmethod
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def copy(cls, records, default=None):
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if default is None:
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default = {}
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else:
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default = default.copy()
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default.setdefault('tasks', None)
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return super(Product, cls).copy(records, default=default)
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class ProductMixOption(ModelSQL):
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'Product Mix Option'
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__name__ = 'product.product-mix.option'
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product = fields.Many2One('product.product', 'Product',
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ondelete='CASCADE', required=True, select=True)
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option = fields.Many2One('product.product', 'Product',
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ondelete='CASCADE', required=True, select=True)
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