~technofluid-team/openobject-addons/technofluid_multiple_installations

'''

Created on 29 juil. 2014

 

@author: elneo

'''

from osv import osv,fields

from datetime import datetime

 

class maintenance_element_timeofuse_wizard_detail(osv.osv_memory):

    _name = 'maintenance.element.timeofuse.wizard.detail'

    

    _columns = {

        'wizard_id':fields.many2one('maintenance.element.timeofuse.wizard.time_of_use', 'Wizard'),

        'date':fields.datetime('Date'),

        'time_of_use':fields.float('Time of Use'),

        

        

    }

maintenance_element_timeofuse_wizard_detail()

 

class import_timeofuse(osv.osv_memory):

    _name = 'maintenance.element.timeofuse.wizard'

    

    def calculate(self,cr,uid,ids,context=None):

        

        res={'nodestroy':True}

        

        

        for element in self.browse(cr,uid,ids,context=context):

            if (len(element.history) == 2):

                days_diff = abs((datetime.strptime(element.history[0]['date'],'%Y-%m-%d %H:%M:%S')-datetime.strptime(element.history[1]['date'],'%Y-%m-%d %H:%M:%S')).days)

                counters_diff = abs(element.history[0]['time_of_use']-element.history[1]['time_of_use'])

                real_hours = int((counters_diff/days_diff) * 365)

                data={}

                

                

                self.write(cr,uid,ids,{'calc_time':real_hours},context=context)

 

        return res

    

    def _get_history(self,cr,uid,context=None):

        res = []

        

        if(context and context.has_key('active_ids')):

            element_ids = context['active_ids']

            elements = self.pool.get('maintenance.element').browse(cr,uid,element_ids,context=context)

            tmp=[]

            for element in elements:

                for timeofuse in element.timeofuse_history:

                    tmp.append({'date':timeofuse.date,'time_of_use':timeofuse.time_of_use})

            res=tmp

            

            res.sort(key=lambda x: x['date'],reverse=True)

            

            res = res[0:2]

            

        return res

    

    _columns={

              'history':fields.one2many('maintenance.element.timeofuse.wizard.detail','wizard_id','Time of Use'),

              'calc_time':fields.float('Calculated Time')

              }

    

    _defaults={

               'history':_get_history,

               'calc_time':0

               }

    def import_time(self,cr,uid,ids,context=None):

        res={}

        

        for el in self.browse(cr,uid,ids,context=context):

            self.pool.get('maintenance.element').write(cr,uid,context['active_ids'],{'expected_time_of_use':el.calc_time})

            

        return res

    

    

 

import_timeofuse()