add bar button

sale.py

@@ -46,7 +46,22 @@ class Sale(metaclass=PoolMeta):
 
         content = {'content': customer_order[1].decode('utf-8')}
         headers = {"accept": 'application/json', 'Content-Type': 'application/json'}
-        url = "http://localhost:5000/print_ticket"
+        url = "http://localhost:5000/order_kitchen"
+        response = requests.post(url, data=json.dumps(content), headers=headers)
+
+        return response.status_code
+
+    @classmethod
+    @ModelView.button
+    def bar(cls, records):
+        pool = Pool()
+        Report = pool.get('sale.customer_order', type='report')
+        context = Transaction().context
+        customer_order = Report.execute(records, context)
+
+        content = {'content': customer_order[1].decode('utf-8')}
+        headers = {"accept": 'application/json', 'Content-Type': 'application/json'}
+        url = "http://localhost:5000/order_bar"
         response = requests.post(url, data=json.dumps(content), headers=headers)
 
         return response.status_code

sale.xml

@@ -22,11 +22,16 @@
         <field name="string">Add Pizza</field>
         <field name="model" search="[('model', '=', 'sale.sale')]"/>
     </record>
-    <record model="ir.model.button" id="sale_customer_order_button">
+    <record model="ir.model.button" id="sale_order_kitchen_button">
         <field name="name">kitchen</field>
         <field name="string">Kitchen</field>
         <field name="model" search="[('model', '=', 'sale.sale')]"/>
     </record>
+    <record model="ir.model.button" id="sale_order_bar_button">
+        <field name="name">bar</field>
+        <field name="string">Bar</field>
+        <field name="model" search="[('model', '=', 'sale.sale')]"/>
+    </record>
     <record model="ir.action.report" id="report_customer_order">
         <field name="name">Customer Order</field>
         <field name="model">sale.sale</field>

view/sale_form.xml

@@ -8,5 +8,6 @@
 	<field name="pizza_number"/>
 	<button name="add_pizza"/>
 	<button name="kitchen"/>
+	<button name="bar"/>
     </xpath>
 </data>