19.0 vanilla

odoo-bringout-oca-ocb-product/product/models/product_combo_item.py

@@ -0,0 +1,33 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class ProductComboItem(models.Model):
+    _name = 'product.combo.item'
+    _description = "Product Combo Item"
+    _check_company_auto = True
+
+    company_id = fields.Many2one(related='combo_id.company_id', precompute=True, store=True)
+    combo_id = fields.Many2one(comodel_name='product.combo', ondelete='cascade', required=True, index=True)
+    product_id = fields.Many2one(
+        string="Options",
+        comodel_name='product.product',
+        ondelete='restrict',
+        domain=[('type', '!=', 'combo')],
+        required=True,
+        check_company=True,
+    )
+    currency_id = fields.Many2one(comodel_name='res.currency', related='product_id.currency_id')
+    lst_price = fields.Float(
+        string="Original Price",
+        min_display_digits='Product Price',
+        related='product_id.lst_price',
+    )
+    extra_price = fields.Float(string="Extra Price", min_display_digits='Product Price', default=0.0)
+
+    @api.constrains('product_id')
+    def _check_product_id_no_combo(self):
+        if any(combo_item.product_id.type == 'combo' for combo_item in self):
+            raise ValidationError(_("A combo choice can't contain products of type \"combo\"."))