1_2_oder_3_repos/src_folder/FrontEnd/index.js

let question_var = document.getElementById("question")
let firstanswer_var = document.getElementById("firstquestion")
let secondanswer_var = document.getElementById("secondquestion")
let thirdanswer_var = document.getElementById("thirdanswer")
let nextbutton = document.getElementById("nextbutton")
let startbutton = document.getElementById("startbutton")
let i = 1
let startgame = true
let intervallid;
let secondsleft = 10;
const xhr = new XMLHttpRequest();
const url = "http://127.0.0.1:5555/GETQUESTION";

function ChangeStatus(boolean) {
    return boolean !== true;
}

function getQuestion(){
    // TODO: MAKE HTTP REQUEST TO GET QUESTION FROM BACKEND
    fetch(url)
        .then(response => response.json())
        .then(data => {
            console.log(data);
        document.getElementById("question").innerText = data['TEST'];
        document.getElementById("firstanswer").innerText = data['firstanswer'];
        document.getElementById("secondanswer").innerText = data['secondanswer'];
        document.getElementById("thirdanswer").innerText = data['thirdanswer'];


        })
        .catch(error => console.error(error));

    console.log("Question got");
    document.getElementById("question").innerText = (i++).toString() + ". Question ";
}

function nextQuestion(){
    console.log("nextQuestion clicked")
    getQuestion()
    secondsleft=10;
    timerstart()
}
function startGame() {
    startgame = (startgame !== true);
    console.log("Button clicked");
    if (startgame === false){
    }
    document.getElementById("nextbutton").style.visibility = "visible";
    document.getElementById("startbutton").style.visibility = "hidden";
    getQuestion();
    timerstart()
}

function timerstart() {
    intervallid = setInterval(function() {
        document.getElementById('timer').textContent = secondsleft;
        if (secondsleft === 0) {
            clearInterval(intervallid);
        }
        secondsleft--;
    }, 1000);
}