tcec-interest-alert.userscript.js oder so

tcec-interest-alert.userscript.js

// ==UserScript==
// @name        Alert on interesting events - tcec-chess.com
// @namespace   Violentmonkey Scripts
// @match       https://tcec-chess.com/
// @grant       none
// @version     1.0
// @author      M.C.S.
// @description Plays a sound when the boards becomes somewhat interesting, i.e. one engine rates |eval| > 1 or both engines see different positional leaders
// ==/UserScript==

(function (window) {
  
  var interesting = document.createElement('audio');
  interesting.src = 'https://drive.google.com/u/0/uc?id\u003d0B5HGnusrDyfgQ09pWm9SbWdOek0\u0026export\u003ddownload';
  interesting.preload = 'auto';
  var boring = document.createElement('audio');
  boring.src = 'https://drive.google.com/u/0/uc?id\u003d1Lu1bN9JtOikT_FFbTtgH6e9gxIWJ_OYc\u0026export\u003ddownload';
  boring.preload = 'auto';
  
  var T = {
    evalWhite: 0,
    evalBlack: 0,
    interesting: false
  }
  
  function getEvalFromString(strEval) {
    if (strEval && strEval === "book") {
      boring.pause();
      boring.currentTime = 0;
      interesting.pause();
      interesting.currentTime = 0;
      T.interesting = false;
    }
    return strEval && strEval !== "book" 
      ? parseFloat(strEval)
      : 0.0;
  }
  
  function updateEvalsFromDom() {
    T.evalWhite = getEvalFromString(document.getElementById("eval0").innerHTML);
    T.evalBlack = getEvalFromString(document.getElementById("eval1").innerHTML);    
  }
  
  function evalBecameInteresting() {
    return !T.interesting && (Math.abs(T.evalWhite) >= 0.7 || Math.abs(T.evalBlack) >= 0.7);
  }

  function evalBecameUninteresting() {
    return T.interesting && Math.abs(T.evalWhite) < 0.5 && Math.abs(T.evalBlack) < 0.5;
  }

  function runPeriodically () {
    updateEvalsFromDom();
    console.log("Current state: %o", T);
    if (evalBecameInteresting()) {
      console.log("Imbalance detected! Could become a win :-)");
      boring.pause();
      boring.currentTime = 0;
      interesting.play();
      T.interesting = true;
    } else if (evalBecameUninteresting()) {
      console.log("Too sad, quite balanced again...");
      interesting.pause();
      interesting.currentTime = 0;
      boring.play();
      T.interesting = false;
    } else {
      console.log(T.interesting ? "Still interesting" : "Booooring as hell");
    }
  }
  
  setInterval(runPeriodically, 10000);
  
})(window)