From c8f4d046dbb8f8d38e3aa7a337efbefd05a9db06 Mon Sep 17 00:00:00 2001
From: Richard deMeester <richard@willowit.com.au>
Date: Mon, 13 Nov 2017 09:36:49 +1100
Subject: [PATCH 1/2] [10.0 ENH] Purchase line extras

Make order line company id computed and dependent so it defaults
better for a new purchase order line.

Also, ensure domains added to more views for alternate viewing
and editing.
---
 mcfix_purchase/models/purchase.py            | 11 +++++++-
 mcfix_purchase/views/purchase_order_view.xml | 28 ++++++++++++++++++--
 2 files changed, 36 insertions(+), 3 deletions(-)

diff --git a/mcfix_purchase/models/purchase.py b/mcfix_purchase/models/purchase.py
index 7abd43d7..fbf7efa0 100644
--- a/mcfix_purchase/models/purchase.py
+++ b/mcfix_purchase/models/purchase.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from odoo import api, models, _
+from odoo import api, models, fields, _
 from odoo.exceptions import ValidationError
 
 
@@ -137,6 +137,15 @@ def _check_company_id(self):
 class PurchaseOrderLine(models.Model):
     _inherit = 'purchase.order.line'
 
+    company_id = fields.Many2one('res.company', related=[], compute='_compute_line_company', string='Company', store=True, readonly=True)
+
+    @api.depends('order_id', 'order_id.company_id')
+    def _compute_line_company(self):
+        for line in self:
+            line.company_id = line.order_id.company_id
+            if not line.order_id and 'default_company_id' in self.env.context:
+                line.company_id = self.env.context['default_company_id']
+
     @api.multi
     @api.depends('company_id')
     def name_get(self):
diff --git a/mcfix_purchase/views/purchase_order_view.xml b/mcfix_purchase/views/purchase_order_view.xml
index 6504ca11..7a151884 100644
--- a/mcfix_purchase/views/purchase_order_view.xml
+++ b/mcfix_purchase/views/purchase_order_view.xml
@@ -15,10 +15,34 @@
             <field name="payment_term_id" position="attributes">
                 <attribute name="domain">[('company_id', '=', company_id)]</attribute>
             </field>
-            <field name="taxes_id" position="attributes">
+
+            <field name='order_line' position="attributes">
+                <attribute name="context">{"default_company_id": company_id}</attribute>
+            </field>
+            <xpath expr='//field[@name="order_line"]/tree//field[@name="taxes_id"]' position='attributes'>
+                <attribute name="domain">[('company_id', '=', company_id),('type_tax_use','=','purchase')]</attribute>
+            </xpath>
+            <xpath expr='//field[@name="order_line"]/form//field[@name="taxes_id"]' position='attributes'>
                 <attribute name="domain">[('company_id', '=', company_id),('type_tax_use','=','purchase')]</attribute>
+            </xpath>
+            <xpath expr='//field[@name="order_line"]/tree//field[@name="product_id"]' position='attributes'>
+                <attribute name="domain">['|', ('company_id', '=', company_id),('company_id', '=', False)]</attribute>
+            </xpath>
+            <xpath expr='//field[@name="order_line"]/form//field[@name="product_id"]' position='attributes'>
+                <attribute name="domain">['|', ('company_id', '=', company_id),('company_id', '=', False)]</attribute>
+            </xpath>
+        </field>
+    </record>
+
+    <record id="purchase_order_line_form2" model="ir.ui.view">
+        <field name="name">purchase.order.line.form2</field>
+        <field name="model">purchase.order.line</field>
+        <field name="inherit_id" ref="purchase.purchase_order_line_form2"/>
+        <field name="arch" type="xml">
+            <field name='taxes_id' position='attributes'>
+                <attribute name='domain'>[('type_tax_use','=','purchase'), ('company_id', '=', company_id)]</attribute>
             </field>
-            <field name="product_id" position="attributes">
+            <field name='product_id' position='attributes'>
                 <attribute name="domain">['|', ('company_id', '=', company_id),('company_id', '=', False)]</attribute>
             </field>
         </field>

From 6d2d40f37019ff3a818be25feb45614e2ab0d662 Mon Sep 17 00:00:00 2001
From: Richard deMeester <richard@willowit.com.au>
Date: Mon, 13 Nov 2017 10:11:47 +1100
Subject: [PATCH 2/2] Lint check.

---
 mcfix_purchase/models/purchase.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mcfix_purchase/models/purchase.py b/mcfix_purchase/models/purchase.py
index fbf7efa0..c40dc50f 100644
--- a/mcfix_purchase/models/purchase.py
+++ b/mcfix_purchase/models/purchase.py
@@ -137,7 +137,9 @@ def _check_company_id(self):
 class PurchaseOrderLine(models.Model):
     _inherit = 'purchase.order.line'
 
-    company_id = fields.Many2one('res.company', related=[], compute='_compute_line_company', string='Company', store=True, readonly=True)
+    company_id = fields.Many2one(
+        'res.company', related=[], compute='_compute_line_company',
+        string='Company', store=True, readonly=True)
 
     @api.depends('order_id', 'order_id.company_id')
     def _compute_line_company(self):