[FIX] beesdoo_pos: eaters on action pad and payment screen

beesdoo_pos/static/src/js/beesdoo.js

@@ -1,7 +1,7 @@
 odoo.define('beescoop.pos', function (require) {
     "use strict";
     var module   = require("point_of_sale.screens");
-    var Model = require('web.DataModel');
+    var rpc = require('web.rpc')
     var set_customer_info = function(el_class, value, prefix) {
         var el = this.$(el_class);
         el.empty();
@@ -23,13 +23,20 @@ odoo.define('beescoop.pos', function (require) {
 
             }
             var customer_id = this.pos.get_client().id;
-            var res = new Model('res.partner').call('get_eater',
-                    [ customer_id ], undefined, { shadow: true, timeout: 1000});
-            res.then(function(result) {
+            this._rpc({
+                    model: 'res.partner',
+                    method: 'get_eater',
+                    args: [customer_id],
+                }, {
+                    shadow: true,
+                }, {
+                    timeout: 1000,
+                })
+                .then(function (result) {
                     set_customer_info.call(self, '.customer-delegate1', result[0], 'Eater 1: ');
                     set_customer_info.call(self, '.customer-delegate2', result[1], 'Eater 2: ');
                     set_customer_info.call(self, '.customer-delegate3', result[2], 'Eater 3: ');
-            }, function(err) {
+                }).fail(function (type, error){
                     loaded.reject(err);
                 });
         },
@@ -43,13 +50,21 @@ odoo.define('beescoop.pos', function (require) {
                 return
             }
             var customer_id = this.pos.get_client().id;
-            var res = new Model('res.partner').call('get_eater', [ customer_id ], undefined, { shadow: true, timeout: 1000});
-            res.then(function(result) {
+            this._rpc({
+                    model: 'res.partner',
+                    method: 'get_eater',
+                    args: [customer_id],
+                }, {
+                    shadow: true,
+                }, {
+                    timeout: 1000,
+                })
+                .then(function (result) {
                     set_customer_info.call(self, '.customer-name', self.pos.get_client().name);
                     set_customer_info.call(self, '.customer-delegate1', result[0], 'Eater 1: ');
                     set_customer_info.call(self, '.customer-delegate2', result[1], 'Eater 2: ');
                     set_customer_info.call(self, '.customer-delegate3', result[2], 'Eater 3: ');
-            }, function(err) {
+                }).fail(function (type, error){
                     loaded.reject(err);
                 });
         },