function hitPointsManager(){ //enable body nao funciona, como ganhar vida ?

    if (hitPoints === 2){
        hitPoint1.disableBody(true, true);
    }
    else if (hitPoints === 1){
        hitPoint2.disableBody(true, true);
    }
    else if (hitPoints === 0){
        hitPoint3.disableBody(true, true);
    }
}

function scoreManager() {
    scoreText.setText("Score: " + score);
}

function hitEnemie() { //fazer isto com date mesmo
    //let x = d.getSeconds();
    let f = new Date();
    let y = f.getSeconds();

    if (Math.abs(y-lastColision)>3){
        lastColision = y;
        hitPoints--;
    }
}

function sumScore(x) {
    score += x;
}

function getJSON() {
    return new Promise((suc, fail) => {
        fetch("questions.json").then(response => {
            try {
                //console.log(response);
                suc(response.json());
            } catch (e) {
                fail(e);
            }
        })
    });
}

async function getQuestionStart() {
    res = await getJSON(); //JS object with all the questions

}

function getQuestion() {
    let max = res.length;
    let tem = res[randomQuestion(max)];

    question = tem.question;
    answers[0] = tem.answers[0].answer;
    answers[1] = tem.answers[1].answer;
    answers[2] = tem.answers[2].answer;
    answers[3] = tem.answers[3].answer;
    correctAnswer = tem.answers[checkForCorrectAnswer(tem)].answer;

    printTest();
}


function printTest() {
    console.log("Question: " + question);

    for (let i=0; i<answers.length; i++){
        console.log("Answer" + i + ": " + answers[i]);
    }

    console.log("Correct Answer: " + correctAnswer);
}


function checkForCorrectAnswer(tem) {
    for (let i=0; i<tem.answers.length; i++){

        if (tem.answers[i].correct === "t"){
            return i;
        }
    }

}

function randomizeAnswers() {

    let n = []; //Contain numbers

    let x;
    for (let i=0; i<4; i++){
        x = Math.floor(Math.random() * 4);
        while (checkIfIsNotInArray(n, x)){
            x = Math.floor(Math.random() * 4);
        }

        console.log(checkIfIsNotInArray(n, x));
    }


    n.add(x);

    let temp = [];
    for (let i=0; i<4; i++){
        temp.add(answers[n[i]]);
    }

    console.log(temp);

    answers = temp;


}

function checkIfIsNotInArray(arr, k) {
    for (let i=0; i<arr.length; i++){
        if (k === arr[i]){
            return false;
        }
    }

    return true;
}

function randomQuestion(max) { //Podia n ser por brute force, melhorar
    let x = Math.floor(Math.random() * max);

    while (wasAlreadyAsked(x)){
        x = Math.floor(Math.random() * max);
    }

    return x;
}

function wasAlreadyAsked(num) {
    for (let i=0; i<alreadyAnswered.length; i++){
        if (num === alreadyAnswered[i]){
            return true;
        }
    }
    return false;
}