[FIX] purchase_reorder_lines: fix computation of max line sequence

purchase_order_reorder_lines/__init__.py

@@ -21,4 +21,4 @@
 #
 #
 
-from . import purchase
+from . import models

purchase_order_reorder_lines/__openerp__.py

@@ -23,15 +23,15 @@
 #
 {
     'name': 'Purchase order lines with sequence number',
-    'version': '0.1',
+    'version': '8.0.1.0.1',
     'category': 'Purchase Management',
     'author': "Camptocamp,Odoo Community Association (OCA)",
     'website': 'http://www.camptocamp.com',
     'depends': [
         'purchase',
         'stock_picking_reorder_lines',
     ],
-    'data': ['purchase_view.xml'],
+    'data': ['views/purchase_view.xml'],
     'demo': [],
     'installable': True,
     'auto_install': False,

purchase_order_reorder_lines/models/__init__.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+#
+#
+#    Author: Alexandre Fayolle
+#    Copyright 2013 Camptocamp SA
+#    Author: Damien Crier
+#    Copyright 2015 Camptocamp SA
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
+from . import purchase

purchase_order_reorder_lines/purchase.py → purchase_order_reorder_lines/models/purchase.py

@@ -57,22 +57,21 @@ def _prepare_order_line_move(self, order, order_line,
             res[0]['sequence'] = order_line.sequence
         return res
 
+    @api.one
     @api.depends('order_line')
-    def _get_max_line_sequence(self):
+    def compute_max_line_sequence(self):
         """Allow to know the highest sequence
         entered in purchase order lines.
         Web add 10 to this value for the next sequence
         This value is given to the context of the o2m field
         in the view. So when we create new purchase order lines,
         the sequence is automatically max_sequence + 10
         """
-        for purchase in self:
-            purchase.max_line_sequence = (
-                max(purchase.mapped('order_line.sequence')) + 10
-                )
+        self.max_line_sequence = (
+            max(self.mapped('order_line.sequence') or [0]) + 10)
 
     max_line_sequence = fields.Integer(string='Max sequence in lines',
-                                       compute='_get_max_line_sequence')
+                                       compute='compute_max_line_sequence')
 
 
 class PurchaseLineInvoice(models.TransientModel):