text: 
    $(document).ready(function(){
  
       $('#cantry').change(function(){ 
          var query = $(this).val();
          if(query != '')
          {
             var _token = $('input[name="_token"]').val();
             $.ajax({
                url:"{{ route('autocomplete.discount') }}",
                method:"POST",
                data:{query:query, _token:_token},
                success:function(data){
                   $('#promotion').fadeIn();
                   $('#promotion').html('<p style="color:red">' + data + ' đ' + '</p>');
               }
           });
         }
     });
  
       $(document).on('click', 'li', function(){  
          $('#cantry').val($(this).text());  
          $('#promotion').fadeOut();  
      });  
  
   });
  