Initial commit: Pos packages

odoo-bringout-oca-ocb-pos_discount/pos_discount/models/pos_config.py

@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models, _
+from odoo.exceptions import UserError
+
+
+class PosConfig(models.Model):
+    _inherit = 'pos.config'
+
+    iface_discount = fields.Boolean(string='Order Discounts', help='Allow the cashier to give discounts on the whole order.')
+    discount_pc = fields.Float(string='Discount Percentage', help='The default discount percentage when clicking on the Discount button', default=10.0)
+    discount_product_id = fields.Many2one('product.product', string='Discount Product',
+        domain="[('sale_ok', '=', True)]", help='The product used to apply the discount on the ticket.')
+
+    @api.model
+    def _default_discount_value_on_module_install(self):
+        configs = self.env['pos.config'].search([])
+        open_configs = (
+            self.env['pos.session']
+            .search(['|', ('state', '!=', 'closed'), ('rescue', '=', True)])
+            .mapped('config_id')
+        )
+        # Do not modify configs where an opened session exists.
+        product = self.env.ref("point_of_sale.product_product_consumable", raise_if_not_found=False)
+        for conf in (configs - open_configs):
+            conf.discount_product_id = product if conf.module_pos_discount and product and (not product.company_id or product.company_id == conf.company_id) else False
+
+    def open_ui(self):
+        for config in self:
+            if not self.current_session_id and config.module_pos_discount and not config.discount_product_id:
+                raise UserError(_('A discount product is needed to use the Global Discount feature. Go to Point of Sale > Configuration > Settings to set it.'))
+        return super().open_ui()