stock_usability: Add product_barcode on orderpoint tree view (optional hide)

stock_usability/models/stock_warehouse_orderpoint.py

@@ -2,7 +2,7 @@
 # @author Alexis de Lattre <alexis.delattre@akretion.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import api, models
+from odoo import api, fields, models
 import logging
 
 logger = logging.getLogger(__name__)
@@ -11,6 +11,8 @@ logger = logging.getLogger(__name__)
 class StockWarehouseOrderpoint(models.Model):
     _inherit = 'stock.warehouse.orderpoint'
 
+    product_barcode = fields.Char(related='product_id.barcode', string="Product Barcode")
+
     @api.model
     def _procure_orderpoint_confirm(
             self, use_new_cursor=False, company_id=False, raise_user_error=True):

stock_usability/views/stock_warehouse_orderpoint.xml

@@ -22,6 +22,9 @@
     <field name="model">stock.warehouse.orderpoint</field>
     <field name="inherit_id" ref="stock.view_warehouse_orderpoint_tree_editable" />
     <field name="arch" type="xml">
+        <field name="product_id" position="after">
+            <field name="product_barcode" optional="hide"/>
+        </field>
         <field name="trigger" position="attributes">
             <attribute name="optional">show</attribute>
         </field>