let hold = [false, false, false, false, false];
let dices = [getElement("0"), getElement("1"), getElement("2"), getElement("3"), getElement("4")];
let rolls = 0;
let total = 0;
let sum = 0;

function getElement(id) {
    return document.getElementById(id);
}

function addToTotal(value) {
    getElement("total").innerHTML = (this.total += value);
}
function updateTotal() {
    let e = getElement("total");
    e.value = total;
}

function roll() {
    if(rolls < 3){
        for(let i = 0; i<5; i++){
            if(hold[i] === false ){//fjernt eller med 0 rolls
                dices[i].value = Math.floor(Math.random()*6)+1;
            }
        }
        rolls++;
        getElement("turnNr").innerHTML = rolls;
    }
    if(rolls === 3){
        updateCells();
    }
}

function rollReset() {
    rolls = 0;
    for(let i =0;i<5;i++){
        dices[i].value = "-";
        dices[i].className = 'Dice';
        hold[i] = false;//added at den ikke er holdt i array mere
    }
}

function cellScore(name, value) {
    getElement(name).innerHTML = value;
    rollReset();
}

function sumDice(){
    let sum = 0;
    for(let i of dices) {
        sum += Number(i.innerHTML);
    }
}

function isClicked(event){
    let id = event.target.id;
    let e = event.target;
    if (e.className === 'Dice'){
        getElement(""+id).className = 'DiceHold';
        hold[id] = true;
    } else {
        getElement(""+id).className = 'Dice';
        hold[id] = false;
    }
}

function updateCells() {
    let e = getElement("3kind");
    let temp = "";

    for (let i = 1; i < 7; i++) {
        let temp = ("" + i) + "s";
        e = getElement(temp + "");
        if (e.disabled === false) {
            temp = "" + ens(e.id);
            e.value = temp;
        }
    }
    e = getElement("3kind");
    if (e.disabled === false) {
        temp = "" + threeOfAKind();
        e.value = temp;
    }
    e = getElement("4kind");
    if (e.disabled === false) {
        temp = "" + fourOfAKind();
        e.value = temp;
    }
    e = getElement("small");
    if (e.disabled === false) {
        temp = "" + smallStraight();
        e.value = temp;
    }
    e = getElement("large");
    if (e.disabled === false) {
        temp = "" + bigStraight();
        e.value = temp;
    }
    e = getElement("yathzy");
    if (e.disabled === false) {
        temp = "" + yatzy();
        e.value = temp;
    }
    e = getElement("1pair");
    if (e.disabled === false) {
        temp = "" + onePair();
        e.value = temp;
    }
    e = getElement("2pair");
    if (e.disabled === false) {
        temp = "" + twoPair();
        e.value = temp;
    }
    e = getElement("chance");
    if (e.disabled === false) {
        temp = "" + chance();
        e.value = temp;
    }
    updateTotal();
}
// ************** Top Grid **************************
getElement("roll").onclick = roll; // Roll

getElement("0").onclick = isClicked; //Dice 1
getElement("1").onclick = isClicked; //Dice 2
getElement("2").onclick = isClicked; //Dice 3
getElement("3").onclick = isClicked; //Dice 4
getElement("4").onclick = isClicked; //Dice 5

// Hjælpe metode
function occurrence(value){
    let count = 0;
    let array = dices;
    for(let i of array){
        if(i.value === value){
            count++;
        }
    }
    return count;
}

function onePair() {
    let e = getElement("1pair");
    let higestValue = 0;
    let foundPair = false;
    for(let i of dices) {
        let value = i.innerHTML;
        let check = occurrence(value);
        if(check == 2){
            foundPair = true;
            let temp = value * 2;
            if(temp > higestValue){
                higestValue = temp;
            }
        }
    }
    if(foundPair === true){
        return higestValue;
    } else {
        return 0;
    }
}


function onePairScore(event) {
    let e = event.target;
    let n = onePair();
    cellScore("1pair", n);
    e.disabled = true;
    addToTotal(n);
}
//lavet two pair
function twoPair() {
    let e = getElement("2pair");
    let returntal = 0;
    let foundPair = 0;
    for(let i of dices) {
        let value = Number(i.innerHTML);
        let check = occurrence(value);
        if(check == 2){
            foundPair++;
            returntal = value= value * 2;

        }
    }
    if(foundPair === 2){
        return returantal;
    } else {
        return 0;
    }
}

//og two pair score
function twoPairScore(event) {
    let e = event.target;
    let n = twoPair();
    cellScore("2pair", n);
    e.disabled = true;
    addToTotal(n);
}



function threeOfAKind() {
    for(let i of dices) {
        let value = i.value;
        let temp = occurrence(value);
        if (temp > 2) {
            let result = Number(value) * 3;
            return result;
        } else {
            return 0;
        }
    }
}

function fourOfAKind() {
    for(let i of dices) {
        let value = i.value;
        let temp = occurrence(value);
        if (temp > 3) {
            let result = Number(value) * 4;
            return result;
        } else {
            return 0;
        }
    }
}

function kindScore(event) {
    let e = event.target;
    let id = e.id;
    let toReturn = 0;
    if(id === "3kind"){
        toReturn = threeOfAKind();
        cellScore("3kind", toReturn);
        e.disabled = true;
        addToTotal(toReturn);
    } else if (id === "4kind") {
        toReturn = fourOfAKind();
        cellScore("4kind", toReturn);
        e.disabled = true;
        addToTotal(toReturn);
    }
}

function fullHouse(event) {
    let e = event.target;
    let id = e.id;
}

function smallStraight(){
    if(occurrence(1)===1 && occurrence(2)===1 &&
        occurrence(3)===1 && occurrence(4)===1 &&
        occurrence(5)===1) {
        return 15 + "";
    } else {
        return 0+"";
    }
}

function smallStraightScore(event){
    let e = event.target;
    let n = smallStraight();
    cellScore(e.id+"", n);
    e.disabled = true;
    addToTotal(n);
}

function bigStraight(){
    if(occurrence(2)===1 && occurrence(3)===1 &&
        occurrence(4)===1 && occurrence(5)===1 &&
        occurrence(6)===1) {
        return 20 + "";
    } else {
        return 0 +"";
    }
}

function bigStraightScore(event){
    let e = event.target;
    let n = bigStraight();
    cellScore(e.id+"", n);
    e.disabled = true;
    addToTotal(n);
}

function sumScore(value){
    sum += value;
    cellScore("sum", sum);
}

function bonus() {
    if(sum >= 63){
        cellScore('bonus', 50);
    }
}

function chance() {
    let temp = 0;
    for(let i =0; i<5; i++){
        temp += Number(dices[i].value);
    }
    return temp;
}

function chanceScore(event){
    let e = event.target;
    let n = chance();
    cellScore(e.id+"", n);
    e.disabled = true;
    addToTotal(n);
}

// ****
function ens(id){
    let value = id.substr(0,1);
    let temp = value * Number(occurrence(value));
    return temp;
}

function ensScore(event) {
    let e = event.target;
    let id = e.id;
    let result = ens(id);
    cellScore(id, result);
    e.disabled = true;
    addToTotal(result);
    bonus();
}

// ****

function yatzy() {
    let found = false;
    for(let i =0;i<5;i++){
        if(occurrence(i) === 5){
            found = true;
        }
    } if(found){
        return 50;
    } else {
        return 0;
    }
}

function yatzyScore(event){
    let e = event.target;
    let n = yatzy();
    cellScore(e.id+"", n);
    e.disabled = true;
    addToTotal(n);
}

//Onclick
// ************** Bot Grid **************************
getElement("1s").onclick = ensScore; //ens 1
getElement("2s").onclick = ensScore; //ens 2
getElement("3s").onclick = ensScore; //ens 3
getElement("4s").onclick = ensScore; //ens 4
getElement("5s").onclick = ensScore; //ens 5
getElement("6s").onclick = ensScore; //ens 6

getElement("1pair").onclick = onePairScore; // one pair
getElement("2pair").onclick = twoPairScore; //two pair
getElement("chance").onclick = chanceScore; //dice 5
getElement("3kind").onclick = kindScore; // Three of a kind
getElement("4kind").onclick = kindScore; // Four of a kind
getElement("fullHouse").onclick = fullHouse; // Full House
getElement("small").onclick = smallStraightScore; // smallStraight
getElement("large").onclick = bigStraightScore; // largeStraight
getElement("fullHouse").onclick = fullHouse; //full House
getElement("yathzy").onclick = yatzyScore;//full House