[pos_order_line] new write method
[burette/pos_membership.git] / pos_membership.py
index 3f05a1f..fcfe106 100644 (file)
@@ -11,7 +11,7 @@
 #    the Free Software Foundation, either version 3 of the License, or
 #    (at your option) any later version.
 #
-#    ReMembership is distributed in the hope that it will be useful,
+#    POS Membership 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 General Public License for more details.
@@ -38,6 +38,99 @@ STATE = [
     ('paid', 'Paid Member'),
 ]
 
+
+class pos_session(osv.osv):
+    _inherit = 'pos.session'
+
+    def open_cb(self, cr, uid, ids, context=None):
+        """
+        Avoid call the Point Of Sale interface and set the pos.session to 'opened' (in progress)
+        """
+        if context is None:
+            context = dict()
+
+        if isinstance(ids, (int, long)):
+            ids = [ids]
+
+        this_record = self.browse(cr, uid, ids[0], context=context)
+        this_record._workflow_signal('open')
+
+        context.update(active_id=this_record.id)
+
+        return {
+        }
+pos_session()
+
+
+
+class pos_order(osv.osv):
+    _inherit = 'pos.order'
+
+    def create_partner_from_ui(self, cr, uid, partners, context=None):
+        print ("DEV: [pos_membership] [create_partner_from_ui] partners=%s" % str(partners))
+        partner_ids = []
+        partner_obj = self.pool.get('res.partner')
+        for tmp_partner in partners:
+            partner = tmp_partner['data']
+            partner_id = partner_obj.create(cr, uid, {
+                'name': partner['name'],
+            }, context)
+            partner_ids.append(partner_id)
+            #self.signal_paid(cr, uid, [partner_id])
+        return partner_ids
+
+    def create_from_ui(self, cr, uid, orders, context=None):
+        # NOTE: copied from openerp/addons/point_of_sale/point_of_sale.py
+        #_logger.info("orders: %r", orders)
+        print ("DEV: [pos_membership] [create_from_ui] order=", str(orders))
+        order_ids = []
+        for tmp_order in orders:
+            order = tmp_order['data']
+            order_id = self.create(cr, uid, {
+                'name': order['name'],
+                'user_id': order['user_id'] or False,
+                'session_id': order['pos_session_id'],
+                'lines': order['lines'],
+                'pos_reference': order['name'],
+                #-- BEGIN pos_membership
+                'partner_id': order['partner_id'],
+                #-- END pos_membership
+            }, context)
+
+            for payments in order['statement_ids']:
+                payment = payments[2]
+                self.add_payment(cr, uid, order_id, {
+                    'amount': payment['amount'] or 0.0,
+                    'payment_date': payment['name'],
+                    'statement_id': payment['statement_id'],
+                    'payment_name': payment.get('note', False),
+                    'journal': payment['journal_id']
+                }, context=context)
+
+            if order['amount_return']:
+                session = self.pool.get('pos.session').browse(cr, uid, order['pos_session_id'], context=context)
+                cash_journal = session.cash_journal_id
+                cash_statement = False
+                if not cash_journal:
+                    cash_journal_ids = filter(lambda st: st.journal_id.type == 'cash', session.statement_ids)
+                    if not len(cash_journal_ids):
+                        raise osv.except_osv(_('error!'),
+                                             _("No cash statement found for this session. Unable to record returned cash."))
+                    cash_journal = cash_journal_ids[0].journal_id
+                self.add_payment(cr, uid, order_id, {
+                    'amount': -order['amount_return'],
+                    'payment_date': time.strftime('%Y-%m-%d %H:%M:%S'),
+                    'payment_name': _('return'),
+                    'journal': cash_journal.id,
+                }, context=context)
+            order_ids.append(order_id)
+            wf_service = netsvc.LocalService("workflow")
+            wf_service.trg_validate(uid, 'pos.order', order_id, 'paid', cr)
+        return order_ids
+
+pos_order()
+
+
 class membership_line(osv.osv):
     '''Member line'''
     _inherit = 'membership.membership_line'
@@ -47,7 +140,7 @@ class membership_line(osv.osv):
         member_line_obj = self.pool.get('membership.membership_line')
         for partner in self.pool.get('res.partner').browse(cr, uid, ids, context=context):
             if partner.member_lines:
-                list_membership_line += member_line_obj.search(cr, uid, [('id', 'in', [ l.id for l in partner.member_lines])], context=context)
+                list_membership_line += member_line_obj.search(cr, uid, [('id', 'in', [l.id for l in partner.member_lines])], context=context)
         print("DEV: [pos_membership] [membership_line] [_get_partners]: ids=%s res=%s" % (str(ids), str(list_membership_line)))
         return list_membership_line
 
@@ -67,14 +160,15 @@ class membership_line(osv.osv):
     def _get_membership_lines_from_pos_order(self, cr, uid, ids, context=None):
         list_membership_line = []
         member_line_obj = self.pool.get('membership.membership_line')
+        print("DEV: [pos_membership] [membership_line] [_get_membership_lines_from_pos_order]: ids=%s context=%s" % (str(ids), str(context)))
         for order in self.pool.get('pos.order').browse(cr, uid, ids, context=context):
             if order.lines:
-                list_membership_line += member_line_obj.search(cr, uid, [('pos_order_line', 'in', [ l.id for l in order.lines])], context=context)
+                list_membership_line += member_line_obj.search(cr, uid, [('pos_order_line', 'in', [l.id for l in order.lines])], context=context)
         #res = \
         # { 'class': 'pos.order'
         # , 'ids': list_membership_line
         # }
-        res= list_membership_line
+        res = list_membership_line
         print("DEV: [pos_membership] [membership_line] [_get_membership_lines_from_pos_order]: res=%s" % str(res))
         return res
 
@@ -180,10 +274,16 @@ class membership_line(osv.osv):
                 if not fetched:
                     res[line.id] = 'canceled'
                     continue
-                self.write(cr, uid, line.id, {'partner': fetched[2]})
-                # NOTE: force un mise à jour du partner,
+                partner_id = fetched[2]
+                self.write(cr, uid, line.id, {'partner': partner_id})
+                # NOTE: force une mise à jour du partner,
                 #       car il n'y en a pas lors de la création du pos.order
                 #       dans le PoS (pour le moment)
+                partner_obj = self.pool.get('res.partner')
+                for partner in partner_obj.browse(cr, uid, [partner_id], context=context):
+                    if not partner.member_ident:
+                        mbr_id = self.pool.get('ir.sequence').get(cr, uid, 'member_ident')
+                        partner_obj.write(cr, uid, partner.id, {'member_ident': mbr_id})
                 ostate = fetched[0]
                 state = 'none'
                 if (ostate == 'paid') | (ostate == 'draft'):
@@ -220,33 +320,35 @@ class membership_line(osv.osv):
         'pos_order_line': fields.many2one('pos.order.line', 'POS Order line', readonly=True),
         'pos_order_id': fields.related('pos_order_line', 'order_id', type='many2one', relation='pos.order', string='Order', readonly=True),
         'state': fields.function(_state,
-                        string='Membership Status', type='selection',
-                        selection=STATE,
-                        store = {
-                        #'account.invoice': (_get_membership_lines_from_account_invoice, ['state'], 10),
-                        # NOTE: déjà géré par membership.membership_line._get_membership_lines
-                        'pos.order': (_get_membership_lines_from_pos_order, ['state', 'partner_id'], 10),
-                        'res.partner': (_get_partners, ['membership_state'], 12),
-                        }, help="""It indicates the membership status.
-                        -Non Member: A member who has not applied for any membership.
-                        -Cancelled Member: A member who has cancelled his membership.
-                        -Old Member: A member whose membership date has expired.
-                        -Waiting Member: A member who has applied for the membership and whose invoice is going to be created.
-                        -Invoiced Member: A member whose invoice has been created.
-                        -Paid Member: A member who has paid the membership amount."""),
+                                 string='Membership Status', type='selection',
+                                 selection=STATE,
+                                 store={
+                                 #'account.invoice': (_get_membership_lines_from_account_invoice, ['state'], 10),
+                                 # NOTE: déjà géré par membership.membership_line._get_membership_lines
+                                 'pos.order': (_get_membership_lines_from_pos_order, ['state', 'partner_id'], 10),
+                                 'res.partner': (_get_partners, ['membership_state'], 12),
+                                 }, help="""It indicates the membership status.
+                                 -Non Member: A member who has not applied for any membership.
+                                 -Cancelled Member: A member who has cancelled his membership.
+                                 -Old Member: A member whose membership date has expired.
+                                 -Waiting Member: A member who has applied for the membership and whose invoice is going to be created.
+                                 -Invoiced Member: A member whose invoice has been created.
+                                 -Paid Member: A member who has paid the membership amount."""),
         'company_id': fields.related('account_invoice_line', 'invoice_id', 'company_id', type="many2one", relation="res.company", string="Company", readonly=True, store=True)
         # XXX: pos_order_line a aussi un company_id
     }
 
 membership_line()
 
+
 class Partner(osv.osv):
     '''Partner'''
     _inherit = 'res.partner'
 
     def _get_partner_id(self, cr, uid, ids, context=None):
+        print("DEV: [pos_membership] [Partner] [_get_partner_id]: ids=%s context=%s" % (str(ids), str(context)))
         member_line_obj = self.pool.get('membership.membership_line')
-        res_obj =  self.pool.get('res.partner')
+        res_obj = self.pool.get('res.partner')
         data_inv = member_line_obj.browse(cr, uid, ids, context=context)
         list_partner = []
         for data in data_inv:
@@ -255,6 +357,7 @@ class Partner(osv.osv):
         while ids2:
             ids2 = res_obj.search(cr, uid, [('associate_member', 'in', ids2)], context=context)
             list_partner += ids2
+        print("DEV: [pos_membership] [Partner] [_get_partner_id]: res=%s" % (str(list_partner)))
         return list_partner
 
     def _get_invoice_partner(self, cr, uid, ids, context=None):
@@ -299,6 +402,7 @@ class Partner(osv.osv):
             res[id] = 'none'
         today = time.strftime('%Y-%m-%d')
         for id in ids:
+            print("DEV: [pos_membership] [Partner] [_membership_state] id=%s" % (str(id)))
             partner_data = self.browse(cr, uid, id, context=context)
             if partner_data.membership_cancel and today > partner_data.membership_cancel:
                 res[id] = 'canceled'
@@ -307,6 +411,7 @@ class Partner(osv.osv):
                 res[id] = 'old'
                 continue
             s = 4
+            print("DEV: [pos_membership] [Partner] [_membership_state] [partner_data] [member_lines] [test]")
             if partner_data.member_lines:
                 print("DEV: [pos_membership] [Partner] [_membership_state] [partner_data] [member_lines]" % ())
                 for mline in partner_data.member_lines:
@@ -322,16 +427,16 @@ class Partner(osv.osv):
                                     if payment.invoice.type == 'out_refund':
                                         s = 2
                                 break
-                            elif istate == 'open' and s!=0:
+                            elif istate == 'open' and s != 0:
                                 s = 1
-                            elif istate == 'cancel' and s!=0 and s!=1:
+                            elif istate == 'cancel' and s != 0 and s != 1:
                                 s = 2
-                            elif (istate == 'draft' or istate == 'proforma') and s!=0 and s!=1:
+                            elif (istate == 'draft' or istate == 'proforma') and s != 0 and s != 1:
                                 s = 3
                         elif mline.pos_order_line and mline.pos_order_line.order_id:
                             ostate = mline.pos_order_line.order_id.state
                             print("DEV: [pos_membership] [Partner] [_membership_state] [pos_order_line]: id=%s ostate=%s" % (str(mline.pos_order_line.order_id.id), str(ostate)))
-                            if ostate == 'paid' and s!=0 and s!=1:
+                            if ostate == 'paid' and s != 0 and s != 1:
                                 s = 3
                             if ostate == 'invoiced':
                                 s = 1
@@ -344,40 +449,40 @@ class Partner(osv.osv):
                                 #    if payment.invoice.type == 'out_refund':
                                 #        s = 2
                                 break
-                            elif ostate == 'open' and s!=0:
+                            elif ostate == 'open' and s != 0:
                                 # XXX: 1 donne invoiced, c'est pitet pas bon
                                 print("DEV: [pos_membership] [partner] [_membership_state]: invoiced: TODO")
                                 s = 1
-                            elif ostate == 'cancel' and s!=0 and s!=1:
+                            elif ostate == 'cancel' and s != 0 and s != 1:
                                 s = 2
-                            elif ostate == 'draft' and s!=0 and s!=1:
+                            elif ostate == 'draft' and s != 0 and s != 1:
                                 s = 3
-                if s==4:
+                if s == 4:
                     for mline in partner_data.member_lines:
                         if mline.date_from < today and \
                          mline.date_to < today and \
                          mline.date_from <= mline.date_to and \
-                         ( (mline.account_invoice_line and mline.account_invoice_line.invoice_id.state) == 'paid' or \
-                         ( mline.pos_order_line and \
-                             ( mline.pos_order_line.order_id.state == 'paid' or \
+                         ((mline.account_invoice_line and mline.account_invoice_line.invoice_id.state) == 'paid' or \
+                         (mline.pos_order_line and \
+                             (mline.pos_order_line.order_id.state == 'paid' or \
                                mline.pos_order_line.order_id.state == 'done' or \
                                mline.pos_order_line.order_id.state == 'invoiced' ))):
                             s = 5
                         else:
                             s = 6
-                if s==0:
+                if s == 0:
                     res[id] = 'paid'
-                elif s==1:
+                elif s == 1:
                     res[id] = 'invoiced'
-                elif s==2:
+                elif s == 2:
                     res[id] = 'canceled'
-                elif s==3:
+                elif s == 3:
                     res[id] = 'waiting'
-                elif s==5:
+                elif s == 5:
                     res[id] = 'old'
-                elif s==6:
+                elif s == 6:
                     res[id] = 'none'
-            if partner_data.free_member and s!=0:
+            if partner_data.free_member and s != 0:
                 res[id] = 'free'
             if partner_data.associate_member:
                 res_state = self._membership_state(cr, uid, [partner_data.associate_member.id], name, args, context=context)
@@ -390,6 +495,7 @@ class Partner(osv.osv):
         name = name[0]
         res = {}
         member_line_obj = self.pool.get('membership.membership_line')
+        print("DEV: [pos_membership] [Partner] [_membership_date]: ids=%s" % (str(ids)))
         for partner in self.browse(cr, uid, ids, context=context):
             if partner.associate_member:
                  partner_id = partner.associate_member.id
@@ -406,6 +512,7 @@ class Partner(osv.osv):
                 if line_id:
                         res[partner.id]['membership_start'] = member_line_obj.read(cr, uid, line_id[0],
                                 ['date_from'], context=context)['date_from']
+                        print("DEV: [pos_membership] [Partner] [_membership_date] [membership_start]: ids=%s date=%s" % (str(ids), str(res[partner.id]['membership_start'])))
 
             if name == 'membership_stop':
                 line_id1 = member_line_obj.search(cr, uid, [('partner', '=', partner_id),('date_cancel','=',False)],
@@ -413,12 +520,15 @@ class Partner(osv.osv):
                 if line_id1:
                       res[partner.id]['membership_stop'] = member_line_obj.read(cr, uid, line_id1[0],
                                 ['date_to'], context=context)['date_to']
+                      print("DEV: [pos_membership] [Partner] [_membership_date] [membership_stop]: ids=%s date=%s" % (str(ids), str(res[partner.id]['membership_stop'])))
 
             if name == 'membership_cancel':
                 if partner.membership_state == 'canceled':
                     line_id2 = member_line_obj.search(cr, uid, [('partner', '=', partner.id)], limit=1, order='date_cancel', context=context)
                     if line_id2:
                         res[partner.id]['membership_cancel'] = member_line_obj.read(cr, uid, line_id2[0], ['date_cancel'], context=context)['date_cancel']
+                        print("DEV: [pos_membership] [Partner] [_membership_date] [membership_cancel]: ids=%s date=%s" % (str(ids), str(res[partner.id]['membership_cancel'])))
+        print("DEV: [pos_membership] [Partner] [_membership_date]: res=%s" % (str(res)))
         return res
 
     def _get_partners(self, cr, uid, ids, context=None):
@@ -437,10 +547,13 @@ class Partner(osv.osv):
                     string = 'Current Membership Status', type = 'selection',
                     selection = STATE,
                     store = {
-                        'account.invoice': (_get_invoice_partner, ['state'], 10),
-                        'pos.order': (_get_order_partner, ['state', 'partner_id'], 10),
-                        'membership.membership_line': (_get_partner_id, ['state'], 10),
-                        'res.partner': (_get_partners, ['free_member', 'membership_state', 'associate_member'], 10)
+                        # NOTE: il est important que la priorité soit plus grande
+                        #       que les membership_{start,stop,cancel}
+                        #       car _membership_state s'en sert et doit donc les trouver à jour.
+                        'account.invoice': (_get_invoice_partner, ['state'], 20),
+                        'pos.order': (_get_order_partner, ['state', 'partner_id'], 20),
+                        'membership.membership_line': (_get_partner_id, ['state'], 20),
+                        'res.partner': (_get_partners, ['free_member', 'membership_state', 'associate_member'], 20)
                     }, help="""It indicates the membership state.
                     -Non Member: A partner who has not applied for any membership.
                     -Cancelled Member: A member who has cancelled his membership.
@@ -449,12 +562,12 @@ class Partner(osv.osv):
                     -Invoiced Member: A member whose invoice has been created.
                     -Paying member: A member who has paid the membership fee."""),
         'membership_start': fields.function(
-                    _membership_date, multi = 'membeship_start',
+                    _membership_date, multi = 'membership_start',
                     string = 'Membership Start Date', type = 'date',
                     store = {
                         'account.invoice': (_get_invoice_partner, ['state'], 10),
-                        'pos.order': (_get_order_partner, ['state'], 10),
-                        'membership.membership_line': (_get_partner_id, ['state'], 10),
+                        'pos.order': (_get_order_partner, ['state', 'partner_id'], 10),
+                        'membership.membership_line': (_get_partner_id, ['state'], 10),
                         'res.partner': (lambda self, cr, uid, ids, c={}: ids, ['free_member'], 10)
                     }, help="Date from which membership becomes active."),
         'membership_stop': fields.function(
@@ -462,7 +575,7 @@ class Partner(osv.osv):
                     string = 'Membership End Date', type='date', multi='membership_stop',
                     store = {
                         'account.invoice': (_get_invoice_partner, ['state'], 10),
-                        'pos.order': (_get_order_partner, ['state'], 10),
+                        'pos.order': (_get_order_partner, ['state', 'partner_id'], 10),
                         'membership.membership_line': (_get_partner_id, ['state'], 10),
                         'res.partner': (lambda self, cr, uid, ids, c={}: ids, ['free_member'], 10)
                     }, help="Date until which membership remains active."),
@@ -471,7 +584,7 @@ class Partner(osv.osv):
                     string = 'Cancel Membership Date', type='date', multi='membership_cancel',
                     store = {
                         'account.invoice': (_get_invoice_partner, ['state'], 11),
-                        'pos.order': (_get_order_partner, ['state'], 11),
+                        'pos.order': (_get_order_partner, ['state', 'partner_id'], 11),
                         'membership.membership_line': (_get_partner_id, ['state'], 10),
                         'res.partner': (lambda self, cr, uid, ids, c={}: ids, ['free_member'], 10)
                     }, help="Date on which membership has been cancelled"),
@@ -533,8 +646,8 @@ class pos_order(osv.osv):
                 inv_line['price_unit'] = line.price_unit
                 inv_line['discount'] = line.discount
                 inv_line['name'] = inv_name
-                inv_line['invoice_line_tax_id'] = ('invoice_line_tax_id' in inv_line)\
-                    and [(6, 0, inv_line['invoice_line_tax_id'])] or []
+                inv_line['invoice_line_tax_id'] = [(6, 0, [x.id for x in line.product_id.taxes_id] )]
+                inv_line_ref.create(cr, uid, inv_line, context=context)
                 #inv_line_ref.create(cr, uid, inv_line, context=context)
                 inv['invoice_line'].append((0, 0, inv_line))
             inv_id = inv_ref.create(cr, uid, inv, context=context)
@@ -589,72 +702,70 @@ class pos_order_line(osv.osv):
         print ("DEV: [pos_membership] [pos_order_line] [write] [super] : res=%s" % str(res))
         for line in self.browse(cr, uid, ids, context=context):
             ml_ids = member_line_obj.search(cr, uid, [('pos_order_line', '=', line.id)], context=context)
-            if line.product_id and line.product_id.membership and not ml_ids:
-                date_from = line.product_id.membership_date_from
-                date_to = line.product_id.membership_date_to
-                if line.order_id.date_order > date_from and \
-                   line.order_id.date_order < date_to:
-                    date_from = line.order_id.date_order
-                if line.product_id.membership_date2date:
-                    date_from = ('date_from' in context
-                      and context['date_from']
-                      and datetime.strptime(context['date_from'], "%Y-%m-%d")
-                      or date.today())
-                    date_to   = date_from + relativedelta(months = +12) # TODO: parameterize this delta?
-                    date_from = date_from.strftime("%Y-%m-%d")
-                    date_to   = date_to  .strftime("%Y-%m-%d")
-                print ("DEV: [pos_membership] [write] date_from: %s" % str(date_from))
-                print ("DEV: [pos_membership] [write] date_to  : %s" % str(date_to))
-                member_line_obj.create(cr, uid
-                 , { 'partner': line.order_id.partner_id and line.order_id.partner_id.id or False
-                   , 'membership_id': line.product_id.id
-                   , 'member_price': line.price_unit
-                   , 'date': time.strftime('%Y-%m-%d')
-                   , 'date_from': date_from
-                   , 'date_to': date_to
-                   , 'pos_order_line': line.id
-                   }
-                 , context=context)
+            if line.product_id and line.product_id.membership:
+                member_line_id = member_line_obj.search(cr, uid
+                  , [('partner', '=', line.invoice_id.partner_id.id)
+                    ,('pos_order_line', '=', line.id)]
+                  , limit=1
+                  , context=context)
+                for member_line in member_line_obj.browse(cr, uid, member_line_id, context=context):
+                  # NOTE: get member_line created in pos_membership.pos_order_line.create
+                    date_from = member_line.date_from
+                    date_to   = member_line.date_to
+                    if line.product_id.membership_date2date:
+                        date_from = ('date_from' in context
+                          and context.get('date_from')
+                          and datetime.strptime(context('date_from'), "%Y-%m-%d")
+                          or date.today())
+                        date_to   = date_from + relativedelta(months = +12) # TODO: parameterize this delta?
+                        date_from = date_from.strftime("%Y-%m-%d")
+                        date_to   = date_to  .strftime("%Y-%m-%d")
+                    print ("DEV: [pos_membership] [pos_order_line] [write] date_from: %s" % str(date_from))
+                    print ("DEV: [pos_membership] [pos_order_line] [write] date_to  : %s" % str(date_to))
+                    member_line_obj.write(cr, uid, member_line.id
+                      , {'date_from': date_from
+                        ,'date_to'  : date_to
+                        }
+                      , context=context)
                 if line.product_id.membership_grouped:
                     if line.order_id.partner_id.associate_members:
                         associate_member_line_ids = member_line_obj.search(cr, uid
-                          , [ ('pos_order_line', '=', line.id)
-                            , ('partner', '!=', line.order_id.partner_id.id)
-                            ]
-                          , context=context)
-                        for associate_member_line in member_line_obj.browse(cr, uid, associate_member_line_ids, context=context):
-                            print ("DEV: [pos_membership] [write] [associate] date_from: %s" % str(date_from))
-                            print ("DEV: [pos_membership] [write] [associate] date_to  : %s" % str(date_to))
-                            member_line_obj.write(cr, uid, associate_member_line.id
-                              , {'date_from': date_from
-                                ,'date_to'  : date_to
-                                }
-                              , context=context)
-                    else:
-                        print("DEV: mettre une contrainte pour l'objet\
-                              membership.membership_line interdisant les\
-                              adhésions groupées reliées à des partenaires\
-                              sans membres associés")
-                else:
-                    associate_member_line_ids = member_line_obj.search(cr, uid
                       , [ ('pos_order_line', '=', line.id)
-                        , ('partner', '!=', line.order_id.partner_id.id)
+                        , ('partner', '!=', line.invoice_id.partner_id.id)
                         ]
                       , context=context)
-                    member_line_obj.unlink(cr, uid, associate_member_line_ids, context=context)
-
-                #Define member ident if it's necessary
-                partners = [line.order_id.partner_id]
-                if line.order_id.partner_id.associate_members:
-                    partners.extend(line.order_id.partner_id.associate_members)
-                for i in partners:
-                    if not i.member_ident:
-                        mbr_id = self.pool.get('ir.sequence').get(cr, uid, 'member_ident')
-                        self.pool.get('res.partner').write(cr, uid, i.id, {'member_ident': mbr_id})
-            if line.product_id and not line.product_id.membership and ml_ids:
-                # Product line has changed to a non membership product
-                member_line_obj.unlink(cr, uid, ml_ids, context=context)
-        print("DEV: [pos_membership] [pos_order_line] [write]: res=%s" % str(res))
+                    for associate_member_line in member_line_obj.browse(cr, uid, associate_member_line_ids, context=context):
+                        print ("DEV: [pos_membership] [pos_order_line] [write] [associate] date_from: %s" % str(date_from))
+                        print ("DEV: [pos_membership] [pos_order_line] [write] [associate] date_to  : %s" % str(date_to))
+                        member_line_obj.write(cr, uid, associate_member_line.id
+                          , {'date_from': date_from
+                            ,'date_to'  : date_to
+                            }
+                          , context=context)
+                else:
+                    print("DEV: mettre une contrainte pour l'objet\
+                          membership.membership_line interdisant les\
+                          adhésions groupées reliées à des partenaires\
+                          sans membres associés")
+            else:
+                associate_member_line_ids = member_line_obj.search(cr, uid
+                  , [ ('pos_order_line', '=', line.id)
+                    , ('partner', '!=', line.order_id.partner_id.id)
+                    ]
+                  , context=context)
+                member_line_obj.unlink(cr, uid, associate_member_line_ids, context=context)
+            #Define member ident if it's necessary
+            partners = [line.order_id.partner_id]
+            if line.order_id.partner_id.associate_members:
+                partners.extend(line.order_id.partner_id.associate_members)
+            for i in partners:
+                if not i.member_ident:
+                    mbr_id = self.pool.get('ir.sequence').get(cr, uid, 'member_ident')
+                    self.pool.get('res.partner').write(cr, uid, i.id, {'member_ident': mbr_id})
+        if line.product_id and not line.product_id.membership and ml_ids:
+            # Product line has changed to a non membership product
+            member_line_obj.unlink(cr, uid, ml_ids, context=context)
+        print ("DEV: [pos_membership] [pos_order_line] [write] : return=%s" % str(res))
         return res
 
     def unlink(self, cr, uid, ids, context=None):