[ADD] new module pos_margin

pos_margin/README.rst

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+This module adds the 'Margin' on sales order.
+=============================================
+
+
+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+===================
+Margin on PoS order
+===================
+
+This module extends the functionality of point of sale to support margin on
+pos orders.
+
+This gives the profitability by calculating the difference between the Unit
+Price and Cost Price.
+
+
+Usage
+=====
+
+To use this module, you need to:
+
+#. Go to 'Point Of Sale' / 'Daily Operations' / 'Orders'
+#. Open an order
+
+.. figure:: ./pos_margin/static/description/pos_order_form.png
+   :width: 800px
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/184/8.0
+
+
+Technical information
+=====================
+
+This module is highly inspired from the module 'Sale Order Margin', by Odoo SA.
+
+Known issues / Roadmap
+======================
+
+* include extra reporting, using the new margin field.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/pos/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smash it by providing detailed and welcomed feedback.
+
+Credits
+=======
+
+Contributors
+------------
+
+* Sylvain LE GAL (https://twitter.com/legalsylvain)
+
+Funders
+-------
+
+The development of this module has been financially supported by:
+
+* GRAP, Groupement Régional Alimentaire de Proximité (www.grap.coop)
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.
+

pos_margin/__init__.py

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+# -#- coding: utf-8 -#-
+from . import models

pos_margin/__openerp__.py

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+# -*- coding: utf-8 -*-
+# Copyright (C) 2017 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+{
+    'name': 'POS Margin',
+    'version': '8.0.1.0.0',
+    'category': 'Point Of Sale',
+    'sequence': 1,
+    'author': "GRAP,"
+              "Odoo Community Association (OCA)",
+    'summary': 'Margin on PoS Order',
+    'depends': [
+        'point_of_sale',
+    ],
+    'data': [
+        'views/view_pos_order.xml',
+    ],
+    'installable': True,
+}

pos_margin/i18n/fr.po

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+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+#	* pos_margin
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 8.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2017-04-10 09:02+0000\n"
+"PO-Revision-Date: 2017-04-10 09:02+0000\n"
+"Last-Translator: <>\n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: \n"
+
+#. module: pos_margin
+#: field:pos.order.line,purchase_price:0
+msgid "Cost Price"
+msgstr "Prix de revient"
+
+#. module: pos_margin
+#: help:pos.order,margin:0
+msgid "It gives profitability by calculating the difference between the Unit Price and the cost price."
+msgstr "Il donne la rentabilité en calculant la différence entre le prix unitaire et le prix de revient."
+
+#. module: pos_margin
+#: model:ir.model,name:pos_margin.model_pos_order_line
+msgid "Lines of Point of Sale"
+msgstr "Lignes de Points de Vente"
+
+#. module: pos_margin
+#: field:pos.order,margin:0
+#: field:pos.order.line,margin:0
+msgid "Margin"
+msgstr "Marge"
+
+#. module: pos_margin
+#: model:ir.model,name:pos_margin.model_pos_order
+msgid "Point of Sale"
+msgstr "Point de Vente"
+

pos_margin/models/__init__.py

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+# -*- coding: utf-8 -*-
+from . import pos_order
+from . import pos_order_line

pos_margin/models/pos_order.py

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+# -*- coding: utf-8 -*-
+# Copyright (C) 2017 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from openerp import api, fields, models
+import openerp.addons.decimal_precision as dp
+
+
+class PosOrder(models.Model):
+    _inherit = 'pos.order'
+
+    # Columns Section
+    margin = fields.Float(
+        'Margin', compute='_compute_margin', store=True,
+        digits_compute=dp.get_precision('Product Price'),
+        help="It gives profitability by calculating the difference between"
+        " the Unit Price and the cost price.")
+
+    # Compute Section
+    @api.multi
+    @api.depends('lines.margin')
+    def _compute_margin(self):
+        for order in self:
+            order.margin = sum(order.mapped('lines.margin'))

pos_margin/models/pos_order_line.py

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+# -*- coding: utf-8 -*-
+# Copyright (C) 2017 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from openerp import api, fields, models
+import openerp.addons.decimal_precision as dp
+
+
+class PosOrderLine(models.Model):
+    _inherit = 'pos.order.line'
+
+    # Columns Section
+    margin = fields.Float(
+        'Margin', compute='_compute_multi_margin', store=True,
+        multi='multi_margin',
+        digits_compute=dp.get_precision('Product Price'))
+
+    purchase_price = fields.Float(
+        'Cost Price', compute='_compute_multi_margin', store=True,
+        multi='multi_margin',
+        digits_compute=dp.get_precision('Product Price'))
+
+    # Compute Section
+    @api.multi
+    @api.depends('product_id', 'qty', 'price_subtotal')
+    def _compute_multi_margin(self):
+        for line in self:
+            if not line.product_id:
+                line.purchase_price = 0
+                line.margin = 0
+            else:
+                line.purchase_price = line.product_id.standard_price
+                line.margin = line.price_subtotal - (
+                    line.product_id.standard_price * line.qty)

pos_margin/views/view_pos_order.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+Copyright (C) 2017 - Today: GRAP (http://www.grap.coop)
+@author Sylvain LE GAL (https://twitter.com/legalsylvain)
+License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+-->
+
+<openerp><data>
+
+    <record id="view_pos_order_form" model="ir.ui.view">
+        <field name="model">pos.order</field>
+        <field name="inherit_id" ref="point_of_sale.view_pos_pos_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//group[@name='order_total']" position="after">
+                <group name="margin">
+                    <field name="margin" widget='monetary'/>
+                </group>
+            </xpath>
+            <xpath expr="//field[@name='lines']/tree/field[@name='price_unit']" position="after">
+                <field name="purchase_price"/>
+            </xpath>
+        </field>
+    </record>
+
+</data></openerp>