From 36dca91195fc322dc80782a993ab9e644dc4fa1e Mon Sep 17 00:00:00 2001
From: "Kuldeep Joshi (OpenERP)" <kjo@tinyerp.com>
Date: Wed, 4 Jul 2012 16:45:29 +0530
Subject: [PATCH] [IMP]event: remove date and add duration

bzr revid: kjo@tinyerp.com-20120704111529-8nm276wyabrcn1wd
---
 addons/event/event.py       | 17 ++++++++++++-----
 addons/event/event_view.xml | 14 +++-----------
 2 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/addons/event/event.py b/addons/event/event.py
index 029b9f86310..09495560051 100644
--- a/addons/event/event.py
+++ b/addons/event/event.py
@@ -23,6 +23,7 @@ import time
 from osv import fields, osv
 from tools.translate import _
 import decimal_precision as dp
+from datetime import datetime, timedelta
 
 class event_type(osv.osv):
     """ Event Type """
@@ -336,8 +337,9 @@ class event_registration(osv.osv):
         # Fields for address, due to separation from event.registration and res.partner
         'email': fields.char('Email', size=240),
         'phone': fields.char('Phone', size=64),
-        'name': fields.char('Name', size=128, required=True, select=True),
+        'name': fields.char('Name', size=128, select=True),
         'active': fields.boolean('Active'),
+        'duration': fields.float('Duration'),
     }
 
     _defaults = {
@@ -347,7 +349,6 @@ class event_registration(osv.osv):
     }
     _order = 'name, create_date desc'
 
-
     def do_draft(self, cr, uid, ids, context=None):
         self.do_draft_send_note(cr, uid, ids, context=context)
         return self.write(cr, uid, ids, {'state': 'draft'}, context=context)
@@ -432,17 +433,23 @@ class event_registration(osv.osv):
     def onchange_event(self, cr, uid, ids, event_id, context=None):
         """This function returns value of Product Name, Unit Price based on Event.
         """
+        value= {}
         if context is None:
             context = {}
         if not event_id:
             return {}
         event_obj = self.pool.get('event.event')
         data_event =  event_obj.browse(cr, uid, event_id, context=context)
-        return {'value': 
-                    {'event_begin_date': data_event.date_begin,
+        start = datetime.strptime(data_event.date_begin, "%Y-%m-%d %H:%M:%S")
+        end = datetime.strptime(data_event.date_end, "%Y-%m-%d %H:%M:%S")
+        diff = end - start
+        duration = float(diff.days)* 24 + (float(diff.seconds) / 3600)
+        value['duration'] = round(duration, 2)
+        return {'value': {'event_begin_date': data_event.date_begin,
                      'event_end_date': data_event.date_end,
                      'company_id': data_event.company_id and data_event.company_id.id or False,
-                    }
+                     'duration': value['duration'],
+               }
                }
 
     def onchange_partner_id(self, cr, uid, ids, part, context=None):
diff --git a/addons/event/event_view.xml b/addons/event/event_view.xml
index d6da35a3e2f..0b424b9794b 100644
--- a/addons/event/event_view.xml
+++ b/addons/event/event_view.xml
@@ -386,18 +386,10 @@
                    <label for="event_id" class="oe_edit_only"/>
                    <h1>
                             <field name="event_id" on_change="onchange_event(event_id, context)" domain="[('state','in',('draft','confirm'))]" nolabel="1" class="oe_inline"/>
-                            <label string="(" attrs="{'invisible': ['|',('event_begin_date', '=', ''),('event_id', '=', '')]}" class="oe_inline"/>
-                            <field nolabel="1" name="event_begin_date" attrs="{'invisible': [('event_id', '=', '')]}" class="oe_inline"/>
-                            <label string="-" attrs="{'invisible': ['|',('event_begin_date', '=', ''), ('event_id', '=', '')]}" class="oe_inline"/>
-                            <field nolabel="1" name="event_end_date" attrs="{'invisible': [('event_id', '=', '')]}" class="oe_inline" />
-                            <label string=")" attrs="{'invisible': ['|',('event_begin_date', '=', ''),('event_id', '=', '')]}" class="oe_inline"/>
+                            <label string="(" attrs="{'invisible': [('event_id', '=', '')]}" class="oe_inline"/>
+                            <field name="duration" widget="float_time" attrs="{'invisible': [('event_id', '=', '')]}"/>
+                            <label string=")" attrs="{'invisible': [('event_id', '=', '')]}" class="oe_inline"/>
 	                </h1>   
-		                   
-                    <group colspan="2" col="2">
-                        <h2>
-                            <field name="nb_register" class="oe_inline"/>  Participants
-                        </h2>
-                    </group>
                     <group colspan="4" col="4">
                         <group colspan="2">
                             <field name="name" invisible="1"/>