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- from openerp import models, fields, api
- import openerp.addons.decimal_precision as dp
- class PurchaseOrderLine(models.Model):
- _inherit = "purchase.order.line"
- @api.model
- def _calc_line_base_price(self, line):
- res = super(PurchaseOrderLine, self)._calc_line_base_price(line)
- return res * (1 - line.discount / 100.0)
- discount = fields.Float(
- string='Discount (%)', digits_compute=dp.get_precision('Discount'))
- _sql_constraints = [
- ('discount_limit', 'CHECK (discount <= 100.0)',
- 'Discount must be lower than 100%.'),
- ]
- class PurchaseOrder(models.Model):
- _inherit = "purchase.order"
- @api.model
- def _prepare_inv_line(self, account_id, order_line):
- result = super(PurchaseOrder, self)._prepare_inv_line(
- account_id, order_line)
- result['discount'] = order_line.discount or 0.0
- return result
- @api.model
- def _prepare_order_line_move(self, order, order_line, picking_id,
- group_id):
- res = super(PurchaseOrder, self)._prepare_order_line_move(
- order, order_line, picking_id, group_id)
- for vals in res:
- vals['price_unit'] = (vals.get('price_unit', 0.0) *
- (1 - (order_line.discount / 100)))
- return res
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