[WIP] started working on the wizard part. Not finished, disabled for now

(lp:c2c-addons/6.1  rev 40.1.30)

product_historical_margin/__init__.py

@@ -20,3 +20,4 @@
 ##############################################################################
 
 from . import product_historical_margin
+##from . import wizard

product_historical_margin/__openerp__.py

@@ -31,7 +31,9 @@
  """,
  'website': 'http://www.camptocamp.com/',
  'init_xml': [],
- 'update_xml': ["account_invoice_view.xml"],
+ 'update_xml': ["account_invoice_view.xml",
+                #"wizard/historical_margin_view.xml",
+                ],
  'demo_xml': [],
  'tests': [],
  'installable': True,

product_historical_margin/product_historical_margin.py

@@ -19,15 +19,36 @@
 #
 ##############################################################################
 
-from osv.orm import Model
+from openerp.osv.orm import Model
 from osv import fields
 
 import decimal_precision as dp
 
-class product_product(Model):
-    _inherit = 'product.product'
+# TODO: re-enable when the wizard is ready
+## class product_product(Model):
+##     _inherit = 'product_product'
+##     def _compute_margin(self, cr, uid, ids, field_names,  arg, context):
+##         res = {}
+##         for obj in self.browse(cr, uid, ids):
+##             product = obj.product_id
+##             res[obj.id] = self._compute_margin2(cr, uid, product.id, obj.discount, obj.price_unit)
+##         print res
+##         return res
+##     _columns = {
+##         'margin_absolute': fields.function(_compute_margin, method=True,
+##                                         readonly=True, type='float',
+##                                         string='Margin (absolute)',
+##                                         multi='product_historical_margin',
+##                                         digits_compute=dp.get_precision('Account'),
+##                                         help="The margin on the product in absolute value"),
+##         'margin_relative': fields.function(_compute_margin, method=True, 
+##                                         readonly=True, type='float',
+##                                         string='Margin (%)',
+##                                         multi='product_historical_margin',
+##                                         digits_compute=dp.get_precision('Account'),
+##                                         help="The margin on the product in relative value"),
+##         }
 
-
 
 class account_invoice_line(Model):
     _inherit = 'account.invoice.line'

product_historical_margin/wizard/__init__.py

@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    Author: Alexandre Fayolle
+#    Copyright 2012 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 historical_margin

product_historical_margin/wizard/historical_margin.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    Author: Alexandre Fayolle
+#    Copyright 2012 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/>.
+#
+##############################################################################
+import datetime
+
+from openerp.osv.orm import TransientModel
+from openerp.osv import fields
+
+
+class historical_margin(TransientModel):
+    _name = 'historical_margin'
+    _description = 'Product historical margin'
+    _columns = {
+        'start_date': fields.date('Start Date', help='Date of the first invoice to take into account. The earliest existing invoice will be used if left empty'),
+        'end_date': fields.date('End Date', help='Date of the last invoice to take into account. The latest existing invoice will be used if left empty')
+        }
+    _defaults = {
+        'start_date': lambda *a: datetime.date(datetime.date.today().year, 1, 1),
+        #'end_date': lambda *a: datetime.date.today(),
+        }
+
+    def historical_margin_open_window(self, cr, uid, ids, context=None):
+        """
+        Open the historical margin view
+        """
+        if context is None:
+            context = {}
+        wiz = self.read(cr, uid, ids, [], context)[0]
+        ctx = context.copy()
+        ctx['start_date']  = wiz.get('start_date')
+        ctx['end_date'] = wiz.get('end_date')
+        # XXX FIXME
+

product_historical_margin/wizard/historical_margin_view.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- XXX This file is not processed (not listed in __openerp__.py) -->
+<openerp>
+    <data>
+        <record id="view_historical_margin" model="ir.ui.view">
+            <field name="name">historical_margin.form</field>
+            <field name="model">historical_margin</field>
+            <field name="type">form</field>
+            <field name="arch" type="xml">
+                <form string="Historical Margin">
+                    <group colspan="4">
+                        <field name="start_date" "/>
+                        <field name="end_date"/>
+                    </group>
+                    <separator string="" colspan="4"/>
+                    <group colspan="4" col="6">
+                        <button icon="gtk-cancel" special="cancel" string="Cancel"/>
+                        <button icon="terp-gtk-go-back-rtl" string="Compute margins" name="historical_margin_open_window" type="object"/>
+                    </group>
+                </form>
+            </field>
+        </record>
+
+        <record id="action_historical_margin" model="ir.actions.act_window">
+            <field name="name">Product historical margine</field>
+            <field name="res_model">historical_margin</field>
+            <field name="view_type">form</field>
+            <field name="view_mode">form</field>
+            <field name="view_id" ref="view_historical_margin"/>
+            <field name="target">new</field>
+            <field name="help">Display the historical margin of your products</field>
+        </record>
+
+        <menuitem icon="STOCK_INDENT" action="action_historical_margin"
+            id="menu_action_account_tree2"
+            parent="account.menu_finance_charts" />
+    </data>
+</openerp>