[IMP] stock_usability_akretion: add seller_id on orderpoints

product_usability_akretion/views/product_template.xml

@@ -14,7 +14,7 @@
         <field name="inherit_id" ref="product.product_template_search_view" />
         <field name="arch" type="xml">
             <field name="categ_id" position="after">
-                <field name="seller_id" string="Main Supplier"/>
+                <field name="seller_id" domain="[('parent_id', '=', False)]"/>
             </field>
         </field>
     </record>

stock_usability_akretion/models/stock_warehouse_orderpoint.py

@@ -15,6 +15,23 @@ class StockWarehouseOrderpoint(models.Model):
     # but all the Odoo deployments I've seen so far need 'manual' by default
     trigger = fields.Selection(default='manual')
     product_barcode = fields.Char(related='product_id.barcode', string="Product Barcode")
+    seller_id = fields.Many2one(
+        "res.partner",
+        compute="_compute_seller_id",
+        search="_search_seller_id",
+        string="Main Supplier")
+
+    def _search_seller_id(self, operator, value):
+        # searching on the first line of a o2m is not that easy
+        # So we search all potential matching products
+        # Then we filter on the seller_id
+        records = self.search([("product_id.seller_ids.partner_id", operator, value)])
+        records = records.filtered_domain([("seller_id", operator, value)])
+        return [("id", "in", records.ids)]
+
+    def _compute_seller_id(self):
+        for orderpoint in self:
+            orderpoint.seller_id = fields.first(orderpoint.product_id.seller_ids).partner_id
 
     def _procure_orderpoint_confirm(
             self, use_new_cursor=False, company_id=None, raise_user_error=True):

stock_usability_akretion/views/stock_warehouse_orderpoint.xml

@@ -28,8 +28,20 @@
         <field name="product_id" position="after">
             <field name="product_barcode" optional="hide"/>
         </field>
+        <field name="route_id" position="after">
+            <field name="seller_id" optional="show"/>
+        </field>
     </field>
 </record>
 
+<record id="stock_reorder_report_search" model="ir.ui.view">
+    <field name="model">stock.warehouse.orderpoint</field>
+    <field name="inherit_id" ref="stock.stock_reorder_report_search"/>
+    <field name="arch" type="xml">
+        <field name="product_category_id" position="after">
+            <field name="seller_id" domain="[('parent_id', '=', False)]"/>
+        </field>
+    </field>
+</record>
 
 </odoo>