const getCellValue = (tr, idx) => tr.children[idx].innerText || tr.children[idx].textContent;

const comparer = (idx, asc) => (a, b) => ((v1, v2) =>
    v1 !== '' && v2 !== '' && !isNaN(v1) && !isNaN(v2) ? v1 - v2 : v1.toString().localeCompare(v2)
    )(getCellValue(asc ? a : b, idx), getCellValue(asc ? b : a, idx));

// Sort work
document.querySelectorAll('th').forEach(th => th.addEventListener('click', (() => {
    const table = th.closest('table');
    Array.from(table.querySelectorAll('tr:nth-child(n+2)'))
        .sort(comparer(Array.from(th.parentNode.children).indexOf(th), this.asc = !this.asc))
        .forEach(tr => table.appendChild(tr) );
})));

// Search
function recherche(select) {
  // Declare variables
  var input, filter, table, tr, td, i, txtValue;
  input = document.getElementById(select);
  filter = input.value.toUpperCase();
  table = document.getElementById("soldes");
  tr = table.getElementsByTagName("tr");
  th = table.getElementsByTagName("th");

  // Loop through all table rows, and hide those who don't match the search query
  for (i = 0; i < tr.length; i++) {
    if (select == "pseudo") { td = tr[i].getElementsByTagName("td")[2]; }
	  else if (select == "key") { td = tr[i].getElementsByTagName("td")[1]; }

    if (td) {
      txtValue = td.textContent || td.innerText;
      if (txtValue.toUpperCase().indexOf(filter) > -1) {
        tr[i].style.display = "";
      } else {
        tr[i].style.display = "none";
      }
    }
  }

}