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40 lines
1.6 KiB
40 lines
1.6 KiB
# Copyright 2016 Pedro M. Baeza <pedro.baeza@tecnativa.com>
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# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
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from odoo import api, fields, models
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from lxml import etree
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class SaleOrder(models.Model):
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_inherit = 'sale.order'
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default_sale_discount = fields.Float(
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related="partner_id.commercial_partner_id.default_sale_discount",
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string="Default sales discount (%)",
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)
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@api.model
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def fields_view_get(self, view_id=None, view_type='form', toolbar=False,
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submenu=False):
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"""Inject the default in the context of the line this way for
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making it inheritable.
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"""
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res = super(SaleOrder, self).fields_view_get(
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view_id=view_id, view_type=view_type, toolbar=toolbar,
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submenu=submenu
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)
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if view_type != 'form': # pragma: no cover
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return res
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eview = etree.fromstring(res['arch'])
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xml_order_line = eview.xpath("//field[@name='order_line']")
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xml_discount = eview.xpath("//field[@name='default_sale_discount']")
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if xml_order_line and xml_discount:
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# This should be handled in "string" mode, as the context can
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# contain a expression that can only be evaled on execution time
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# on the JS web client
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context = xml_order_line[0].get('context', '{}').replace(
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"{", "{'default_discount': default_sale_discount, ", 1
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)
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xml_order_line[0].set('context', context)
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res['arch'] = etree.tostring(eview)
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return res
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