diff --git a/models/__init__.py b/models/__init__.py
index 7aa919b..6311b46 100755
--- a/models/__init__.py
+++ b/models/__init__.py
@@ -27,3 +27,4 @@ from . import online_payment
 from . import accounting_file
 from . import account_payment
 
+
diff --git a/models/account_move.py b/models/account_move.py
index e9d5bf3..78b140a 100755
--- a/models/account_move.py
+++ b/models/account_move.py
@@ -1,6 +1,8 @@
 from odoo import models, fields, api
 from odoo.exceptions import UserError, ValidationError, Warning
 from psycopg2 import sql, DatabaseError
+from datetime import date,datetime,timedelta
+from dateutil.relativedelta import relativedelta
 import logging
 from werkzeug import utils
 import re
@@ -20,6 +22,44 @@ class AccountMove(models.Model):
     out_invoice_id=fields.Many2one('account.move' ,ondelete="cascade",domain="[('partner_id','=',partner_id),('move_type','=','out_invoice'),('state','!=','paid')]")
     payment_ids=fields.Many2many('account.payment',compute='_compute_payment_ids')
     
+    def write(self, data):
+
+        
+        res = super(AccountMove, self).write(data)
+        membership=False
+        #Si option d'adhesion on prepare la creation de l'adhesion
+        membership_product=self.env['product.product'].sudo().search([('membership_product','=',True)],limit=1)
+        for line in self.invoice_line_ids:
+            if membership_product.id==int(line.product_id.id):
+                 membership=True
+                 break
+            
+        
+       
+        if self.payment_state=='paid'  and membership:
+             #recherche de l'ahésion associée à la facture
+             m=self.env['kalachakra.membership'].search([('invoice_id','=',int(self.id))])
+             if m:
+                  m.start_date=datetime.now()
+                  m.end_date=datetime.now()+relativedelta(years=1)
+                  #m.email_confirmation()
+                  
+                  #mise à jour des dates adhésions à partir de la date de paiement
+             else:
+                  #création de l'adhésion
+                vals={}
+                vals['invoice_id']=int(self.id)
+                vals['partner_id']=int(self.partner_id)
+                vals['product_id']=int(membership_product.id)
+                vals['start_date']=datetime.now()
+                vals['end_date']=datetime.now()+relativedelta(years=1)
+                vals['amount']=line.price_unit
+                vals['state']='done'
+                membership=self.env['kalachakra.membership'].sudo().create(vals)
+             
+        
+        return True
+         
     def _compute_payment_ids(self):
         
         payments=self.env['account.payment'].sudo().search([])