<script>
jQuery(document).ready(function($) {
  var table = $('.tablepress-id-56').DataTable();

  // City + Sticker Letter filter (ignores letters inside city names)
  $.fn.dataTable.ext.search.push(function(settings, data, dataIndex) {
    if (!settings.nTable.classList.contains('tablepress-id-56')) return true;

    var searchVal = $('.dataTables_filter input').val().trim().toLowerCase();
    if (!searchVal) return true;

    // Split into parts: City + Letter
    var parts = searchVal.split(' ');
    var city = parts[0] || '';
    var letter = (parts[1] || '').toUpperCase();
    var validLetters = ['A','G','M','B','S','X','Y','P'];

    // --- Get the proper columns ---
    // Adjust these indexes to your actual layout if needed
    var cityCol = data[0] ? data[0].toLowerCase() : '';  // Column A (Business/City)
    var stickers = (data.slice(1, 9).join(' ') || '').toLowerCase(); // Next few columns A–Y range

    // --- Logic ---
    if (city && !letter) {
      return cityCol.includes(city);
    }
    if (city && validLetters.includes(letter)) {
      return cityCol.includes(city) && stickers.includes(letter.toLowerCase());
    }

    return true;
  });

  // Trigger redraw on input
  $('.dataTables_filter input').on('keyup', function() {
    table.draw();
  });
});
</script>