if(nbCashiers > 1){
    var new_option = '<option value="nobody"></option>\n';
    self.$('#cashier-select').html(content + new_option);
}

if(nbCashiers > 1){
    $('#cashier-select').val('nobody');
    globalCashier = 'nobody';
    cashier_change(globalCashier);
}

// get data from DB
var fetch = function(model, fields, domain, ctx){
    return new instance.web.Model(model).query(fields).filter(domain).context(ctx).all();
};

 var l_filter = [['customer', '=', true], 
                 ['name','=ilike', letter + '%']];

if(letter == '0-9'){
    l_filter = [['customer', '=', true],
                 '|', '|', '|', '|', '|', '|', '|', '|', '|',
                ['name','=ilike', '0%'],
                ['name','=ilike', '1%'],
                ['name','=ilike', '2%'],
                ['name','=ilike', '3%'],
                ['name','=ilike', '4%'],
                ['name','=ilike', '5%'],
                ['name','=ilike', '6%'],
                ['name','=ilike', '7%'],
                ['name','=ilike', '8%'],
                ['name','=ilike', '9%']
               ];
}

this.$('#input_search').keypress(function(e) {
    if(e.which == 13) {
        var l = $(this).val().trim();

        if(l != ''){
            $('#input_search').val(l);
            self.get_clients(l);
        }
    }
});

var Partners = new instance.web.Model('res.partner');

Partners.call('write_partner_from_pos', [cid, cname, cfirstname, czip, cphone, cmobile, cemail, ccomment],undefined,{ shadow:true })
.fail(function(clientId){
    alert('Error : customer has not been created nor updated');
})
.done(function(clientId){

    var sel_client = cname.toUpperCase() + ' ' + cfirstname;
    $('#selected-customer-name').html(ellipseName(sel_client));
    $('#input_partner_id').val(clientId);

    global_letter = sel_client[0];

    self.get_clients(global_letter);
    self.pos.get('selectedOrder').set_partner_id(clientId);
    self.select_client(clientId, cname.toUpperCase(), cfirstname, c_montant_cumule);

    self.hide_form_client();
});

# créer / modifier un client depuis le POS
def write_partner_from_pos(self, cr, uid, cid, cname, cfirstname, czip, cphone, cmobile, cemail, ccomment, context=None):
    if context is None:
        context = {}
    name = cname.upper()
    firstname = cfirstname.capitalize()
    # mise a jour client

    client_id = int(cid)

    if client_id != 0:
        
        self.write(cr, uid, client_id, {
             'name': name,
             'firstname': firstname,
             'zip': czip,
             'phone': cphone,
             'mobile': cmobile,
             'email': cemail,
             'pos_comment': ccomment,
             }, context=context)
        idClient = client_id
        
    # creation client
    else:

        idClient = self.create(cr, uid, {
             'name':name,
             'firstname':firstname,
             'zip':czip,
             'phone':cphone,
             'mobile':cmobile,
             'email':cemail,
             'pos_comment': ccomment,
             'company_id':False,
        }, context=context)
        
    return idClient

show_histo: function(){
    var self = this;
            
    // remove sales lines
    $('#sales-list tr').remove();

    var cid = $('#input_partner_id').val();
    if(cid && cid != 0){

        var Mread = new instance.web.Model('pos.order');

        Mread.call('get_partner_orders', [cid], undefined, { shadow:true })
       .fail(function(orders){
            alert('Partner orders : get_partner_orders = failed');
        })
        .done(function(orders){
                    
            if(orders.length > 0){ 
                // la suite du code
            }
        }) ;
     }
},

    def get_partner_orders(self, cr, uid, partner_id, context=None):
        if context is None:
            context = {}

        result = []
        o_ids = self.search(cr, SUPERUSER_ID, [('partner_id', '=', int(partner_id))])

        if o_ids:

            for o_id in o_ids:
                order = self.browse(cr, SUPERUSER_ID, o_id)
                
                res_o = {
                    'id': o_id,
                    'pos_reference': order.pos_reference,
                    'date_order': order.date_order,
                    'name': order.name,
                    'state': order.state,
                    'cashier_name': order.cashier_name,
                    'discount': order.discount,
                    'amount_total': order.amount_total
                }
                
                result.append(res_o)
        return result

from openerp import SUPERUSER_ID

_columns = {
    'is_pack': fields.boolean('Custom Pack'),
    'pack_ids': fields.one2many('product.pack', 'product_id', 'Items in the pack'),
    }

        addProduct: function(product, options){

            options = options || {};
            var attr = product.toJSON();

            // if is_pack = false, this is a real product
            // we send it to the order
            if(attr.is_pack == false){
                attr.pos = this.pos;
                attr.order = this;
                var line = new module.Orderline({}, {pos: this.pos, order: this, product: product});

                if(options.quantity !== undefined){
                    line.set_quantity(options.quantity);
                }
                if(options.price !== undefined){
                    line.set_unit_price(options.price);
                }

                var last_orderline = this.getLastOrderline();
                if( last_orderline && last_orderline.can_be_merged_with(line) && options.merge !== false){
                    last_orderline.merge(line);
                }else{
                    this.get('orderLines').add(line);
                }
                this.selectLine(this.getLastOrderline());
            }else{

                // this is a Pack !!
                this.show_screen_pack(attr.name);

                // get templates 
                this.get_templates(attr.id);

            }
        },

        add_products_from_pack: function(){
            var self = this;
            var nb_items = $('#input_nb_items').val();
            var selectedOrder = this.pos.get('selectedOrder');

            var pack_id = $('#pack_product_id').val()
            var pack_product = null;

            pack_product = self.pos.db.get_product_by_id(parseInt(pack_id));
            
            // add pack product to the order
            if(pack_product){
                var is_pack_previous = pack_product.is_pack;
                var pack_name = pack_product.name;

                pack_product.is_pack = false;
                pack_product.name = '■ ' + pack_product.name;

                var m_pack_product = new module.Product(pack_product);
                selectedOrder.addProduct(m_pack_product);

                var cur_oline = selectedOrder.getSelectedLine();
                cur_oline.product.set('is_pack', is_pack_previous);

                pack_product.is_pack = is_pack_previous;
                pack_product.name = pack_name;
            }    

            for(var i = 1; i <= nb_items; i++){
                var field = $('#v_' + i);              
                var product_id = parseInt(field.val());
                var product = self.pos.db.get_product_by_id(product_id);  

                //add products to the order
                if(product){
                    // change name (suffix)  + price = 0.00
                    var previous_name = product.name;
                    var previous_price = product.price;

                    product.name = '├ ' + product.name;
                    product.price = '0.00';

                    var m_product = new module.Product(product);
                    selectedOrder.addProduct(m_product);

                    // change name + price back
                    product.name = previous_name;
                    product.price = previous_price;
                }   
            };

            self.hide_screen_pack();
        },

var m_pack_product = new module.Product(pack_product);
selectedOrder.addProduct(m_pack_product);

        selectLine: function(line){
            if(line){
                var product_name = line.product.attributes.name;
                var is_pack = line.product.attributes.is_pack;

                if(product_name[1] != '├'){
                   // this.selected_orderline.set_selected(undefined);

                    if(line !== this.selected_orderline){
                        if(this.selected_orderline){
                            this.selected_orderline.set_selected(false);
                        }
                        this.selected_orderline = line;
                        this.selected_orderline.set_selected(true);
                    }

                    if(is_pack == false){
                        $('#numpad-return').removeAttr('disabled');
                        $('#return_img').attr('src', 'tg_pos_enhanced/static/src/img/return_product.png');
                    } else{
                        $('#numpad-return').attr('disabled', 'disabled');
                        $('#return_img').attr('src', 'tg_pos_enhanced/static/src/img/disabled_return_product.png');
                    }

                }else{
                    $('#numpad-return').attr('disabled', 'disabled');
                    $('#return_img').attr('src', 'tg_pos_enhanced/static/src/img/disabled_return_product.png');
                }
            }else{
                this.selected_orderline = undefined;
                $('#numpad-return').attr('disabled', 'disabled');
                $('#return_img').attr('src', 'tg_pos_enhanced/static/src/img/disabled_return_product.png');
            }

        },

if(quantity === 'remove'){

                // when we remove a pack
                // we have too remove items too !
                if(product_name[0] == '■'){

                    var o_lines = [];
                    var cur_order = this.pos.get('selectedOrder');
                    var sel_line = cur_order.selected_orderline;

                    (cur_order.get('orderLines')).each(_.bind( function(item) {
                        return o_lines.push(item);
                    }, this));

                    var flag_cur = false;

                    for(var i = 0,  len = o_lines.length; i < len; i++){                 

                        // when we found current line
                        if(o_lines[i] == sel_line){           
                            flag_cur = true;
                        }

                        // we delete items of the pack
                        if(flag_cur == true){
                            var cur_product_name = o_lines[i].product.attributes.name;

                            if(cur_product_name[1] == '├'){
                                this.order.removeOrderline(o_lines[i]);
                            }else{
                                // until we found that this is not an item of the selected pack
                                if(cur_product_name[0] != '■'){
                                    flag_cur = false; 
                                }  
                            }
                        }
                    }

                    // then we delete the pack
                    this.order.removeOrderline(this);

                }

# line price < 0 = c'est un retour produit
# on retourne le produit de sortie -> Stock
if line.price_subtotal < 0:
    location_id, output_id = output_id, location_id