inv_id = inv_ref.create(cr, uid, inv, context=context)
self.write(cr, uid, [order.id], {'invoice_id': inv_id, 'state': 'invoiced'}, context=context)
+ inv_ref.confirm_paid(cr, uid, [inv_id], context=context)
inv_ids.append(inv_id)
inv_ref.button_reset_taxes(cr, uid, [inv_id], context=context)
wf_service.trg_validate(uid, 'pos.order', order.id, 'invoice', cr)