From cfd3e6b36919c51d366c6a7b54243dfa805e9e64 Mon Sep 17 00:00:00 2001
From: Nicolas Vannieuwerburgh <nvn@odoo.com>
Date: Mon, 11 Jun 2018 11:10:48 +0200
Subject: [PATCH] [IMP] sale_stock: Compute the related sales orders on
 production lots

Add a computed field on a stock.production.lot to retrieve all the sales
orders coming from a done stock.move.line if the stock.move is also
done and if the destination usage is 'customer'.
---
 addons/sale_stock/__manifest__.py             |  1 +
 addons/sale_stock/models/stock.py             | 15 +++++++
 .../views/stock_production_lot_views.xml      | 41 +++++++++++++++++++
 3 files changed, 57 insertions(+)
 create mode 100644 addons/sale_stock/views/stock_production_lot_views.xml

diff --git a/addons/sale_stock/__manifest__.py b/addons/sale_stock/__manifest__.py
index 77a181a7195..ec0f0daa5d0 100644
--- a/addons/sale_stock/__manifest__.py
+++ b/addons/sale_stock/__manifest__.py
@@ -36,6 +36,7 @@ You can choose flexible invoicing methods:
         'views/sale_stock_portal_template.xml',
         'views/product_template_views.xml',
         'views/res_users_views.xml',
+        'views/stock_production_lot_views.xml',
         'report/sale_order_report_templates.xml',
         'report/stock_report_deliveryslip.xml',
         'data/sale_stock_data.xml',
diff --git a/addons/sale_stock/models/stock.py b/addons/sale_stock/models/stock.py
index f42bc1b3a0d..6619f9ae9ff 100644
--- a/addons/sale_stock/models/stock.py
+++ b/addons/sale_stock/models/stock.py
@@ -101,3 +101,18 @@ class StockPicking(models.Model):
         self._log_activity(_render_note_exception_quantity, documents)
 
         return super(StockPicking, self)._log_less_quantities_than_expected(moves)
+
+class ProductionLot(models.Model):
+    _inherit = 'stock.production.lot'
+
+    sale_order_ids = fields.Many2many('sale.order', string="Sales Orders", compute='_compute_sale_order_ids')
+
+    @api.depends('name')
+    def _compute_sale_order_ids(self):
+        for lot in self:
+            stock_moves = self.env['stock.move.line'].search([
+                ('lot_id', '=', lot.id),
+                ('state', '=', 'done')
+            ]).mapped('move_id').filtered(
+                lambda move: move.picking_id.location_dest_id.usage == 'customer' and move.state == 'done')
+            lot.sale_order_ids = stock_moves.mapped('sale_line_id.order_id')
diff --git a/addons/sale_stock/views/stock_production_lot_views.xml b/addons/sale_stock/views/stock_production_lot_views.xml
new file mode 100644
index 00000000000..e919bb81b9f
--- /dev/null
+++ b/addons/sale_stock/views/stock_production_lot_views.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="stock_production_lot_view_form" model="ir.ui.view">
+        <field name="name">stock.production.lot.view.form</field>
+        <field name="model">stock.production.lot</field>
+        <field name="inherit_id" ref="stock.view_production_lot_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//group[@name='main_group']" position="after">
+                <group>
+                    <field name="sale_order_ids" widget="many2many" readonly="True">
+                        <tree>
+                            <field name="name"/>
+                            <field name="partner_id"/>
+                            <field name="confirmation_date"/>
+                            <field name="state" invisible="1"/>
+                        </tree>
+                    </field>
+                </group>
+            </xpath>
+        </field>
+    </record>
+    <record id="stock_production_lot_view_form_simple" model="ir.ui.view">
+        <field name="name">stock.production.lot.view.form.simple</field>
+        <field name="model">stock.production.lot</field>
+        <field name="inherit_id" ref="stock.view_production_lot_form_simple"/>
+        <field name="arch" type="xml">
+            <xpath expr="//group[@name='main_group']" position="after">
+                <group>
+                    <field name="sale_order_ids" widget="many2many" readonly="True">
+                        <tree>
+                            <field name="name"/>
+                            <field name="partner_id"/>
+                            <field name="confirmation_date"/>
+                            <field name="state" invisible="1"/>
+                        </tree>
+                    </field>
+                </group>
+            </xpath>
+        </field>
+    </record>
+</odoo>