From a325a3a82828172863dd1f2e92373b20bb26d195 Mon Sep 17 00:00:00 2001
From: Alexis de Lattre <alexis.delattre@akretion.com>
Date: Wed, 11 Jan 2017 15:43:28 +0100
Subject: [PATCH] Add link to invoice from account move line form view (like in
 v8)

---
 account_usability/account.py       | 3 +++
 account_usability/account_view.xml | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/account_usability/account.py b/account_usability/account.py
index 4430335..72fcbbd 100644
--- a/account_usability/account.py
+++ b/account_usability/account.py
@@ -130,6 +130,9 @@ class AccountAnalyticAccount(models.Model):
 class AccountMoveLine(models.Model):
     _inherit = 'account.move.line'
 
+    # Update field only to add a string (there is no string in account module)
+    invoice_id = fields.Many2one(string='Invoice')
+
     @api.onchange('credit')
     def _credit_onchange(self):
         prec = self.env['decimal.precision'].precision_get('Account')
diff --git a/account_usability/account_view.xml b/account_usability/account_view.xml
index 33379a2..2cad87d 100644
--- a/account_usability/account_view.xml
+++ b/account_usability/account_view.xml
@@ -191,6 +191,9 @@ module -->
         <field name="quantity" position="after">
             <field name="product_id" />
         </field>
+        <field name="move_id" position="after">
+            <field name="invoice_id"/>
+        </field>
     </field>
 </record>