135 lines
5.4 KiB
Python
135 lines
5.4 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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from trytond.model import fields
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from trytond.pool import PoolMeta, Pool
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from trytond.pyson import Eval
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from trytond.modules.product import price_digits
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class InvoiceLine(metaclass=PoolMeta):
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__name__ = 'account.invoice.line'
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secondary_quantity = fields.Function(
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fields.Float("Secondary Quantity",
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digits=(16, Eval('secondary_unit_digits', 2)),
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states={
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'invisible': ((Eval('type') != 'line')
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| ~Eval('secondary_unit')),
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'readonly': Eval('invoice_state') != 'draft',
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},
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depends=[
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'secondary_unit_digits', 'type', 'secondary_unit',
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'invoice_state']),
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'on_change_with_secondary_quantity', setter='set_secondary')
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secondary_unit = fields.Many2One(
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'product.uom', "Secondary Unit", ondelete='RESTRICT',
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domain=[
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('category', '=', Eval('product_secondary_uom_category')),
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],
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states={
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'invisible': ((Eval('type') != 'line')
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| ~Eval('product_secondary_uom_category')),
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'readonly': Eval('invoice_state') != 'draft',
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},
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depends=['product_secondary_uom_category', 'type', 'invoice_state'])
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secondary_unit_price = fields.Function(
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fields.Numeric(
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"Secondary Unit Price", digits=price_digits,
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states={
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'invisible': ((Eval('type') != 'line')
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| ~Eval('secondary_unit')),
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'readonly': Eval('invoice_state') != 'draft',
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},
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depends=['type', 'secondary_unit', 'invoice_state']),
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'on_change_with_secondary_unit_price', setter='set_secondary')
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secondary_unit_digits = fields.Function(
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fields.Integer("Secondary Unit Digits"),
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'on_change_with_secondary_unit_digits')
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product_secondary_uom_category = fields.Function(
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fields.Many2One(
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'product.uom.category', "Product Secondary UOM Category"),
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'get_product_secondary_uom_category')
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@fields.depends('quantity', 'unit', 'secondary_unit', 'origin')
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def on_change_with_secondary_quantity(self, name=None):
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pool = Pool()
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Uom = pool.get('product.uom')
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if (self.quantity and self.unit and self.secondary_unit
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and (self.secondary_uom_factor or self.secondary_uom_rate)):
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return Uom.compute_qty(
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self.unit, self.quantity,
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self.secondary_unit, round=True,
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factor=self.secondary_uom_factor, rate=self.secondary_uom_rate)
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else:
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return None
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@fields.depends('secondary_quantity', 'secondary_unit', 'unit', 'origin',
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methods=['on_change_with_amount'])
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def on_change_secondary_quantity(self):
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pool = Pool()
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Uom = pool.get('product.uom')
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if (self.secondary_quantity and self.secondary_unit and self.unit
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and (self.secondary_uom_factor or self.secondary_uom_rate)):
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self.quantity = Uom.compute_qty(
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self.secondary_unit, self.secondary_quantity,
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self.unit, round=True,
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factor=self.secondary_uom_rate, rate=self.secondary_uom_factor)
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self.amount = self.on_change_with_amount()
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@fields.depends('unit_price', 'unit', 'secondary_unit', 'origin')
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def on_change_with_secondary_unit_price(self, name=None):
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pool = Pool()
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Uom = pool.get('product.uom')
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if (self.unit_price is not None and self.unit and self.secondary_unit
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and (self.secondary_uom_factor or self.secondary_uom_rate)):
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return Uom.compute_price(
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self.unit, self.unit_price, self.secondary_unit,
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factor=self.secondary_uom_factor, rate=self.secondary_uom_rate
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).quantize(Decimal(1) / 10 ** price_digits[1])
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else:
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return None
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@fields.depends('secondary_unit_price', 'secondary_unit', 'unit', 'origin',
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methods=['on_change_with_amount'])
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def on_change_secondary_unit_price(self, name=None):
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pool = Pool()
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Uom = pool.get('product.uom')
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if (self.secondary_unit_price is not None
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and self.secondary_unit and self.unit
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and (self.secondary_uom_factor or self.secondary_uom_rate)):
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self.unit_price = Uom.compute_price(
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self.secondary_unit, self.secondary_unit_price, self.unit,
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factor=self.secondary_uom_rate, rate=self.secondary_uom_factor
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).quantize(Decimal(1) / 10 ** price_digits[1])
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self.amount = self.on_change_with_amount()
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@fields.depends(methods=[
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'on_change_secondary_quantity', 'on_change_secondary_unit_price'])
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def on_change_secondary_unit(self):
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self.on_change_secondary_quantity()
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self.on_change_secondary_unit_price()
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@fields.depends('secondary_unit')
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def on_change_with_secondary_unit_digits(self, name=None):
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if self.secondary_unit:
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return self.secondary_unit.digits
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def get_product_secondary_uom_category(self, name):
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return None
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@classmethod
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def set_secondary(cls, lines, name, value):
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pass
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@property
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def secondary_uom_factor(self):
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return None
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@property
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def secondary_uom_rate(self):
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return None
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