index.html


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<!DOCTYPE html>
<html>
<body>
<h1>wordle</h1>
<table id="the_table">
</table>
<p id="debug"></p>
<script>
  let table = document.getElementById("the_table");
  let row_count = 0;
  let cursor_column = 1;
  let puzzle = '';
  createPuzzle = function() {
    var request = new XMLHttpRequest();
    request.onreadystatechange = function() {
      if (this.readyState == 4 && this.status == 200) {
        puzzle = JSON.parse(request.responseText).riddle;
      }
    }
    request.open( "GET", "https://wordle-backend.eckner.net/create", true );
    request.send();
  }
  addNewRow = function() {
    row_count++;
    the_table.innerHTML += "<tr id=\"row_" + row_count + "\"></td>";
    for (let i = 1; i <= 5; i++) {
      the_table
        .querySelector("#row_" + row_count)
        .innerHTML += "<td id=\"column_" + i + "\"></td>";
    }
  };
  onKeyDown = function(event){
    let to_print = '';
    let cursor_increment = 1;
    if (event.keyCode >= 65 && event.keyCode < 91) {
      to_print = String.fromCharCode(event.keyCode);
    } else if (event.keyCode == 59) {
      to_print = '&Ouml;';
    } else if (event.keyCode == 63) {
      to_print = '&szlig;';
    } else if (event.keyCode == 219) {
      to_print = '&Uuml;';
    } else if (event.keyCode == 222) {
      to_print = '&Auml;';
    } else if (event.keyCode == 8 ) {
      if (cursor_column > 1) {
        cursor_column--;
      }
      to_print = '&nbsp;';
      cursor_increment = 0;
    } else if (event.keyCode == 46 ) {
      to_print = '&nbsp;';
      cursor_increment = 0;
    } else if (event.keyCode == 37 ) {
      cursor_increment = -1;
    } else if (event.keyCode == 39 ) {
      cursor_increment = 1;
    } else if (event.keyCode == 13 ) {
      trial = 'abcdef';
      var xmlHttp = new XMLHttpRequest();
      xmlHttp.onreadystatechange = function() {
        if (this.readyState == 4 && this.status == 200) {
          document.getElementById('debug').innerHTML = xmlHttp.responseText;
        }
      }
      xmlHttp.open( "GET", "https://wordle-backend.eckner.net/try/" + trial + '?riddle=' + puzzle, true );
      xmlHttp.send( null );
      cursor_increment = 0;
    } else {
      to_print = event.keyCode;
      cursor_increment = 0;
    };
    if (to_print !== '') {
      table
        .querySelector("#row_" + row_count)
        .querySelector("#column_" + cursor_column)
        .innerHTML = to_print;
    }
    cursor_column = Math.min(5,Math.max(0,cursor_column + cursor_increment));
  };
  addNewRow();
  createPuzzle();
  document.body.addEventListener("keydown", onKeyDown);
</script>
</body>
</html>