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old.index.html
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<!DOCTYPE html>
<!-- Author: MCHilli -->
<!-- Version: 1.0 -->
<html lang="de" dir="ltr">
<head>
<meta charset="utf-8" />
<title>Einfach Rechnen</title>
<meta name="viewport" content="width=device-width, user-scalable=no" />
<style media="screen">
:root {
--success-color: #4caf50;
--failure-color: #f44336;
--result-color: #ffc107;
--option-color: #2196f3;
--contrast-color: #212121;
--background-color: #ffffff;
}
html {
font-family: arial;
}
body {
height: calc(100vh - 8px);
margin: 4px;
user-select: none;
line-height: 1;
display: grid;
grid-template-rows: min-content min-content;
grid-row-gap: 4px;
overflow: hidden;
}
.header {
display: grid;
grid-template-columns: minmax(auto, 320px) auto minmax(auto, 480px);
place-items: center;
height: fit-content;
font-size: 2.4em;
}
.header .options {
height: 100%;
width: 100%;
font-size: 0.5em;
font-weight: bold;
display: grid;
grid-template-columns: repeat(9, auto);
grid-column-gap: 4px;
place-items: center;
}
.header .options label {
justify-self: end;
}
.header .options input[type='checkbox'] {
margin: 0px;
cursor: pointer;
border: 1px solid;
height: 15px;
width: 15px;
-webkit-appearance: none;
box-shadow: 1px 1px 1px var(--contrast-color);
}
.header .options input[type='checkbox']:checked {
background-color: var(--option-color);
}
.header .options input[type='checkbox']:checked::after {
content: '';
display: block;
position: relative;
left: 4px;
top: 2px;
width: 3px;
height: 6px;
border: solid var(--contrast-color);
border-width: 0px 2px 2px 0;
-webkit-transform: rotate(45deg);
-ms-transform: rotate(45deg);
transform: rotate(45deg);
}
.header .options input[type='number'] {
width: 30px;
font-family: sans-serif;
font-weight: bold;
background-color: var(--option-color);
border: 1px solid var(--contrast-color);
box-shadow: 1px 1px 1px var(--contrast-color);
-webkit-appearance: textfield;
-moz-appearance: textfield;
}
.header .options button {
grid-column: 9 / 10;
grid-row: 1 / 3;
-webkit-appearance: none;
cursor: pointer;
height: 48px;
font-weight: bold;
background-color: var(--option-color);
border: 1px solid var(--contrast-color);
box-shadow: 1px 1px 1px var(--contrast-color);
}
.mobile-input {
position: fixed;
top: 0;
width: 0;
border: 0;
opacity: 0;
-webkit-appearance: textfield;
-moz-appearance: textfield;
}
.calculation {
text-align: center;
box-sizing: border-box;
font-weight: bold;
border: 2px solid var(--contrast-color);
border-radius: 1rem;
user-select: none;
padding: 5px;
}
.calculation.success {
background-color: var(--success-color);
}
.calculation.failure {
background-color: var(--failure-color);
}
.calculation.result {
font-weight: normal;
background-color: var(--result-color);
}
.calculation div {
display: inline-block;
font-size: 6em;
}
.history-wrapper {
padding: 0 50px;
overflow: hidden;
}
.history {
height: 100%;
box-sizing: border-box;
font-size: 2em;
overflow: auto;
display: grid;
grid-template-columns: repeat(auto-fill, 250px);
grid-gap: 4px;
align-content: start;
justify-content: space-evenly;
}
.history div {
display: grid;
grid-template-columns: 1.5em auto;
height: max-content;
}
.history div span {
display: grid;
place-items: center;
width: 100%;
height: 100%;
padding: 8px 5px;
border: 2px solid var(--contrast-color);
box-sizing: border-box;
}
.history div span:first-child {
border-top-left-radius: 0.3em;
border-bottom-left-radius: 0.3em;
box-sizing: border-box;
}
.history div.success span:first-child {
background-color: var(--success-color);
}
.history div.failure span:first-child {
background-color: var(--failure-color);
}
.history div span:last-child {
border-left: unset;
border-top-right-radius: 0.3em;
border-bottom-right-radius: 0.3em;
word-break: break-all;
}
.dialog-wrapper {
position: absolute;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
display: grid;
place-items: center;
}
.dialog-wrapper.invisible {
opacity: 0;
}
.dialog-header,
.dialog-footer {
min-width: 200px;
min-height: 20px;
padding: 10px 20px;
background-color: var(--background-color);
border: 2px solid var(--contrast-color);
box-shadow: 1px 1px 1px var(--contrast-color);
}
.dialog-header {
font-size: 30px;
font-weight: bold;
border-radius: 0.8rem;
}
.dialog-content {
margin: 0 15px;
padding: 10px;
background-color: var(--background-color);
border-left: 2px solid var(--contrast-color);
border-right: 4px solid var(--contrast-color);
}
.dialog-input {
display: block;
margin: 10px auto;
font-size: inherit;
padding: 0 15px;
border: 2px solid var(--contrast-color);
border-radius: 1em;
}
.dialog-input:focus {
outline: unset;
}
.dialog-footer {
text-align: right;
border-radius: 0.8rem;
}
.dialog-button {
display: inline-block;
margin: 0 10px;
padding: 2px;
background-color: var(--option-color);
border: 1px solid var(--contrast-color);
font-weight: bold;
cursor: pointer;
text-transform: uppercase;
box-shadow: 1px 1px 1px var(--contrast-color);
}
.header .options button:hover,
.header .options input[type='checkbox']:hover,
.header .options input[type='number']:hover,
.dialog-button:hover {
background-color: var(--result-color);
}
@media (pointer: coarse) {
.calculation div {
font-size: 3em;
border-radius: 0.3rem;
}
.history-wrapper {
padding: 0px 20px;
}
.history {
font-size: 1em;
grid-template-columns: repeat(auto-fill, 150px);
}
.history div {
grid-template-columns: 2em auto;
}
}
@media (pointer: coarse) and (max-aspect-ratio: 13/9) {
.header {
font-size: 1em;
}
}
@media (pointer: coarse) and (min-aspect-ratio: 13/9) {
.header {
font-size: 1.6em;
}
}
</style>
</head>
<body>
<div class="header">
<div class="score"></div>
<div class="counter"></div>
<div class="options">
<label for="plus">+</label>
<input type="checkbox" class="operator" checked name="plus" value="+" />
<label for="minus">−</label>
<input type="checkbox" class="operator" checked name="minus" value="−" />
<label for="runs">Runden:</label>
<input type="number" class="runs" name="runs" value="20" min="3" max="50" />
<label for="funmode">Elternfrei:</label>
<input type="checkbox" class="funmode" name="funmode" />
<button type="button" class="start" name="start" onclick="newGame();">NEU</button>
<label for="multiply">×</label>
<input type="checkbox" class="operator" name="multiply" value="×" />
<label for="divide">÷</label>
<input type="checkbox" class="operator" name="divide" value="÷" />
<label for="limit">Limit:</label>
<input type="number" class="limit" name="limit" value="20" min="10" max="1000" />
<label for="advanced">Schwer:</label>
<input type="checkbox" class="advanced" name="advanced" />
</div>
</div>
<div class="calculation"></div>
<div class="history-wrapper">
<div class="history"></div>
</div>
<script type="text/javascript">
// write DOM elements to variables
let headerDOM = document.getElementsByClassName('header')[0];
let scoreDOM = headerDOM.getElementsByClassName('score')[0];
let counterDOM = headerDOM.getElementsByClassName('counter')[0];
let optionsDOM = headerDOM.getElementsByClassName('options')[0];
let optionInputs = optionsDOM.getElementsByTagName('input');
let operatorsList = optionsDOM.getElementsByClassName('operator');
let startButton = optionsDOM.getElementsByClassName('start')[0];
let runsInput = optionsDOM.getElementsByClassName('runs')[0];
let limitInput = optionsDOM.getElementsByClassName('limit')[0];
let funmodeInput = optionsDOM.getElementsByClassName('funmode')[0];
let advancedInput = optionsDOM.getElementsByClassName('advanced')[0];
let calculationDOM = document.getElementsByClassName('calculation')[0];
let historyDOM = document.getElementsByClassName('history')[0];
// global calculation DOM elements
let operatorDOM, equalDOM, possibleInputs, searchedInput, mobileInput;
// global options
let success, count, maxRuns, limit, funmode, advanced;
// values for parental check
const PASSWD = '[212,211,204,222,225,219]';
const ENIGMA = 'apdiuvnashüoiasj';
// strings for congrat zero failures
const CONGRATS = [
'Das ist allererste Sahne!!!',
'Das ist Super!!!',
'Wahnsinnig gut!!!',
'Besser geht es nicht, oder?',
'DER HAMMER!!!',
'Wow, Spitze!!!',
];
let encrypt = (content) => {
// encrypt a given string
var result = [];
var passLen = ENIGMA.length;
for (var i = 0; i < content.length; i++) {
var passOffset = i % passLen;
var calAscii = content.charCodeAt(i) + ENIGMA.charCodeAt(passOffset);
result.push(calAscii);
}
return JSON.stringify(result);
};
let decrypt = (content) => {
// decrypt a given string
var result = [];
var str = '';
var codesArr = JSON.parse(content);
var passLen = ENIGMA.length;
for (var i = 0; i < codesArr.length; i++) {
var passOffset = i % passLen;
var calAscii = codesArr[i] - ENIGMA.charCodeAt(passOffset);
result.push(calAscii);
}
for (var i = 0; i < result.length; i++) {
var ch = String.fromCharCode(result[i]);
str += ch;
}
return str;
};
let writeLocalStorage = (key, content) => {
// write data to local storage
localStorage.setItem(key, content);
};
let readLocalStorage = (key) => {
// read data from local storage
return localStorage.getItem(key);
};
let removeLocalStorage = (key) => {
// remove key from local storage
localStorage.removeItem(key);
};
let isMobile = () => {
// return true if the device is a mobile device
if (
navigator.userAgent.match(/Android/i) ||
navigator.userAgent.match(/webOS/i) ||
navigator.userAgent.match(/iPhone/i) ||
navigator.userAgent.match(/iPad/i) ||
navigator.userAgent.match(/iPod/i) ||
navigator.userAgent.match(/BlackBerry/i) ||
navigator.userAgent.match(/Windows Phone/i)
) {
return true;
} else {
return false;
}
};
let createDialog = (settings) => {
// generates a dialog based on the given settings
/*
settings {
parent: string # parent object to append the dialog
class: string # additional class for the dialog
width: int # specify a min-width for the dialog
alert: boolean # if the dialog is an alert, no cancel
prompt: boolean # if the dialog a prompt, with input
password: boolean # if the prompt input is hidden
notification: boolean # if the dialog is a notification, autoclose 1s
timeout: int # time in ms for autoclose the notification
placeholder: string # placeholder value for prompt dialog
title: string # title of the dialog
content: string # content of the dialog
onload: function # fired after dialog appended but before visible
onunload: function # fired before dialog detached from parent
onok: function # fired on ok button
oncancel: function # fired on cancel button
labelok: string # label for the ok button
labelcancel: string # label for the cancel button
buttons: array of objects # label: string # label of the button
# function: function # function of the button
}
*/
let props = {
parent: 'body',
DOM: {},
width: undefined,
alert: false,
prompt: false,
password: false,
notification: false,
timeout: 1000,
title: 'Einfach Rechnen',
content: 'undefined',
onload: () => {
return true;
},
onunload: () => {
return true;
},
onok: () => {
return true;
},
oncancel: () => {
return true;
},
labelok: 'ok',
labelcancel: 'abbrechen',
buttons: [],
cleanup: () => {
props.onunload({ data: { dialog: props } });
props.DOM.wrapper.classList.add('invisible');
setTimeout(() => {
props.DOM.wrapper.remove();
}, 500);
},
};
for (let prop in settings) {
if (prop == 'buttons') {
for (let i = 0; i < settings[prop].length; i++) {
props.buttons.push(settings[prop][i]);
}
} else {
props[prop] = settings[prop];
}
}
if (!props.notification) {
props.buttons.unshift({
label: props.labelok,
function: props.onok,
});
}
if (!(props.alert || props.notification)) {
props.buttons.push({
label: props.labelcancel,
function: props.oncancel,
});
}
props.DOM.wrapper = document.createElement('DIV');
props.DOM.wrapper.classList.add('dialog-wrapper');
let dialog = document.createElement('DIV');
dialog.classList.add('dialog-container');
if (props.width) {
dialog.style.minwidth = props.width;
}
props.DOM.header = document.createElement('DIV');
props.DOM.header.classList.add('dialog-header');
props.DOM.header.innerHTML = props.title;
props.DOM.content = document.createElement('DIV');
props.DOM.content.classList.add('dialog-content');
props.DOM.content.innerHTML = props.content;
if (props.prompt) {
props.input = document.createElement('INPUT');
props.input.classList.add('dialog-input');
if (props.password) {
props.input.type = 'password';
} else {
props.input.type = 'text';
props.input.setAttribute('placeholder', props.placeholder);
}
props.DOM.content.append(props.input);
props.DOM.content.addEventListener('keyup', (e) => {
switch (e.key) {
case 'Enter':
if (props.onok({ ...props })) {
props.cleanup();
}
break;
case 'Escape':
if (props.oncancel({ ...props })) {
props.cleanup();
}
break;
default:
return;
}
});
}
props.DOM.footer = document.createElement('DIV');
props.DOM.footer.classList.add('dialog-footer');
for (let i = 0; i < props.buttons.length; i++) {
let btn = document.createElement('DIV');
btn.innerHTML = props.buttons[i].label;
btn.classList.add('dialog-button');
props.DOM.footer.append(btn);
if (typeof props.buttons[i].function === 'function') {
btn.addEventListener('click', (e) => {
if (props.buttons[i].function({ ...props })) {
props.cleanup();
}
});
}
}
dialog.append(props.DOM.header, props.DOM.content, props.DOM.footer);
props.DOM.wrapper.append(dialog);
props.DOM.wrapper.classList.add('invisible');
let parent = document.querySelector(props.parent);
parent.append(props.DOM.wrapper);
props.onload({ data: { dialog: props } });
setTimeout(function () {
props.DOM.wrapper.classList.remove('invisible');
if (props.notification) {
setTimeout(function () {
props.cleanup();
}, props.timeout);
} else if (props.prompt) {
setTimeout(function () {
props.input.focus();
}, 100);
}
}, 100);
};
let initializeGame = () => {
// initialize all necessary elements
if (readLocalStorage('settings')) {
restoreSettings();
} else {
storeSettings();
}
operatorDOM = document.createElement('DIV');
equalDOM = document.createElement('DIV');
equalDOM.innerHTML = '=';
let firstDOM = document.createElement('DIV');
let secondDOM = document.createElement('DIV');
let resultDOM = document.createElement('DIV');
possibleInputs = [firstDOM, secondDOM, resultDOM];
if (isMobile()) {
mobileInput = document.createElement('INPUT');
mobileInput.type = 'number';
mobileInput.classList.add('mobile-input');
document.body.append(mobileInput);
}
startGame();
};
let newGame = () => {
// check if the game starts for the first time else ask for password
let storedHistory = JSON.parse(readLocalStorage('storedHistory'));
if (storedHistory) {
if (funmode) {
removeLocalStorage('storedHistory');
startGame();
} else {
createDialog({
content:
'Der "Elternfrei" Modus ist deaktiviert,</br>du brauchst das Passwort zum neustarten?',
prompt: true,
password: true,
onok: (elem) => {
if (encrypt(elem.input.value.toLowerCase()) === PASSWD) {
removeLocalStorage('storedHistory');
startGame();
} else {
createDialog({
content: 'Falsches Passwort!',
title: 'Oh Oh Oh',
notification: true,
});
elem.input.value = '';
elem.input.focus();
return false;
}
return true;
},
oncancel: (elem) => {
restoreSettings();
return true;
},
});
}
} else {
startGame();
}
};
let startGame = () => {
// start the game
if (parseInt(runsInput.value) > parseInt(runsInput.max)) {
runsInput.value = runsInput.max;
} else if (parseInt(runsInput.value) < parseInt(runsInput.min)) {
runsInput.value = runsInput.min;
}
maxRuns = runsInput.value;
if (parseInt(limitInput.value) > parseInt(limitInput.max)) {
limitInput.value = limitInput.max;
} else if (parseInt(limitInput.value) < parseInt(limitInput.min)) {
limitInput.value = limitInput.min;
}
limit = limitInput.value;
funmode = false;
if (funmodeInput.checked) {
funmode = true;
}
advanced = false;
if (advancedInput.checked) {
advanced = true;
}
if (readLocalStorage('storedHistory')) {
restoreHistory();
} else {
success = 0;
count = 0;
createCalc(limit);
historyDOM.innerHTML = '';
calculationDOM.innerHTML = '';
calculationDOM.classList.remove('result');
calculationDOM.append(
possibleInputs[0],
operatorDOM,
possibleInputs[1],
equalDOM,
possibleInputs[2]
);
updateScore();
updateCounter();
storeSettings();
startButton.blur();
}
document.addEventListener('keydown', handleInput);
if (isMobile()) {
calculationDOM.addEventListener('click', (e) => {
mobileInput.focus();
});
}
for (let input of optionInputs) {
// input.addEventListener('change', storeSettings);
input.addEventListener('change', newGame);
}
};
let getOperations = () => {
// get the wanted operations for the calculation
let operators = [];
for (let item of operatorsList) {
if (item.checked) {
operators.push(item.value);
}
}
return operators;
};
let randomInteger = (min, max) => {
return Math.floor(Math.random() * (max - min + 1)) + min;
};
let createCalc = (limit) => {
// create a calculation
let operators = getOperations();
let operator = operators[Math.floor(Math.random() * operators.length)];
let first, second, result;
do {
second = randomInteger(1, limit);
first = randomInteger(1, limit);
switch (operator) {
case '+':
result = first + second;
break;
case '−':
result = first - second;
break;
case '×':
result = first * second;
break;
case '÷':
result = first / second;
break;
default:
}
} while (
result > limit ||
result < 0 ||
isNaN(result) ||
result % 1 !== 0 ||
(operator === '÷' && (first === 0 || second < 2)) ||
(operator === '×' && (first < 2 || second < 2))
);
operatorDOM.innerHTML = operator;
let calculation = [first, second, result];
searchedInput = 2;
if (advanced) {
searchedInput = Math.floor(Math.random() * 3);
}
for (var i = 0; i < possibleInputs.length; i++) {
if (i === searchedInput) {
possibleInputs[i].innerHTML = '_';
continue;
}
possibleInputs[i].innerHTML = calculation[i];
}
};
let updateScore = () => {
// update the score in the header
let failure = count - success;
let percent = 100;
if (count > 0) {
percent = Math.floor((success * 100) / count);
}
// scoreDOM.innerHTML = `${success}/${count} ${failure} Fehler (${percent}%)`;
scoreDOM.innerHTML = `${failure} Fehler (${percent}%)`;
};
let updateCounter = () => {
// update the counter in the header
let max = maxRuns.toString().padStart(2, 0);
let counter;
if (success == max) {
counter = success.toString().padStart(2, 0);
} else {
counter = (success + 1).toString().padStart(2, 0);
}
counterDOM.innerHTML = `${counter}/${max}`;
};
let checkInput = (input) => {
// check if the calculation is correct
let operator = operatorDOM.innerHTML;
let first = parseInt(possibleInputs[0].innerHTML);
let second = parseInt(possibleInputs[1].innerHTML);
let result = parseInt(possibleInputs[2].innerHTML);
switch (operator) {
case '+':
check = first + second;
break;
case '−':
check = first - second;
break;
case '×':
check = first * second;
break;
case '÷':
check = first / second;
break;
default:
}
if (result === check) {
calculationDOM.classList.add('success');
toHistory(true);
success += 1;
updateCounter();
createCalc(limit);
} else {
calculationDOM.classList.add('failure');
toHistory(false);
}
count += 1;
updateScore();
storeHistory();
setTimeout(() => {
calculationDOM.classList.remove('success', 'failure');
}, 300);
if (success >= maxRuns) {
showResult();
}
};
let toHistory = (correct) => {
// write the last calculation to the history
let element = document.createElement('DIV');
let index = (success + 1).toString().padStart(2, 0);
let inputs = [];
for (let i = 0; i < possibleInputs.length; i++) {
let string = possibleInputs[i].innerHTML;
if (i === searchedInput) {
string = `{${possibleInputs[i].innerHTML}}`;
}
inputs.push(string);
}
element.innerHTML = `<span>${index}</span> <span>${inputs[0]}${operatorDOM.innerHTML}${inputs[1]}=${inputs[2]}</span>`;
if (correct) {
element.classList.add('success');
} else {
element.classList.add('failure');
}
let lastElem = historyDOM.getElementsByTagName('DIV')[0];
historyDOM.insertBefore(element, lastElem);
possibleInputs[searchedInput].innerHTML = '_';
};
let storeHistory = () => {
// store the game to the localStorage
let calculation = {
first: possibleInputs[0].innerHTML,
operator: operatorDOM.innerHTML,
second: possibleInputs[1].innerHTML,
result: possibleInputs[2].innerHTML,
search: searchedInput,
};
let data = {
success: success,
count: count,
maxRuns: maxRuns,
limit: limit,
funmode: funmode,
advanced: advanced,
};
let history = [];
let historyElements = historyDOM.getElementsByTagName('DIV');
for (var i = 0; i < historyElements.length; i++) {
let elemClass = historyElements[i].classList;
let elemHTML = historyElements[i].innerHTML;
history.push({
class: elemClass,
html: elemHTML,
});
}
let storedHistory = {
calculation: calculation,
data: data,
history: history,
};
writeLocalStorage('storedHistory', JSON.stringify(storedHistory));
};
let restoreHistory = () => {
// restore the last calculation to the history
let storedHistory = JSON.parse(readLocalStorage('storedHistory'));
// restore calculation
possibleInputs[0].innerHTML = storedHistory.calculation.first;
operatorDOM.innerHTML = storedHistory.calculation.operator;
possibleInputs[1].innerHTML = storedHistory.calculation.second;
possibleInputs[2].innerHTML = storedHistory.calculation.result;
searchedInput = storedHistory.calculation.search;
// append elements to dom
calculationDOM.append(
possibleInputs[0],
operatorDOM,
possibleInputs[1],
equalDOM,
possibleInputs[2]
);
// restore data
success = storedHistory.data.success;
count = storedHistory.data.count;
// restore history
for (var i = 0; i < storedHistory.history.length; i++) {
let element = document.createElement('DIV');
let index = storedHistory.history[i].html.split(' ')[0];
element.innerHTML = `${storedHistory.history[i].html}`;
element.classList.add(storedHistory.history[i].class[0]);
historyDOM.append(element);
}
updateScore();
updateCounter();
if (success >= maxRuns) {
showResult();
}
};
let showResult = () => {
// shpw the results at the end of the game
calculationDOM.classList.remove('success', 'failure');
let failure = count - success;
let percent = Math.floor((success * 100) / count);
let congrat = 'Versuch es doch noch einmal!';
if (failure === 0) {
random = Math.floor(Math.random() * CONGRATS.length);
congrat = CONGRATS[random];
}
calculationDOM.classList.add('result');
calculationDOM.innerHTML = `Du hast ${failure} Fehler, das sind <b>${percent}%</b>! ${congrat}`;
document.removeEventListener('keydown', handleInput);
};
let handleInput = (e) => {
// handle keyboard inputs
// check if input element has focus to prevent wrong input
let activeButtons = [startButton];
let activeInputs = [runsInput, limitInput, startButton];
if (activeButtons.includes(document.activeElement)) {
document.activeElement.blur();
} else if (activeInputs.includes(document.activeElement)) {
return;
}
let key = e.key;
if (!isNaN(key)) {
if (possibleInputs[searchedInput].innerHTML === '_') {
possibleInputs[searchedInput].innerHTML = '';
}
possibleInputs[searchedInput].innerHTML += key;
} else {
let input;
switch (key) {
case 'Backspace':
input = possibleInputs[searchedInput].innerHTML;
if (input.length > 1) {
possibleInputs[searchedInput].innerHTML = input.substring(0, input.length - 1);
} else {
possibleInputs[searchedInput].innerHTML = '_';
}
break;
case 'Enter':
input = possibleInputs[searchedInput].innerHTML;
if (input !== '' && input !== '_') {
checkInput(input);
}
if (isMobile()) {
mobileInput.value = '';
}
break;
default:
}
}
};
let storeSettings = (e) => {
// store the current settings
let settings = {
runs: runsInput.value,
limit: limitInput.value,
funmode: funmodeInput.checked,
advanced: advancedInput.checked,
};
for (let item of operatorsList) {
settings[item.name] = item.checked;
}
writeLocalStorage('settings', JSON.stringify(settings));
};
let restoreSettings = () => {
// restore the last settings
let settings = JSON.parse(readLocalStorage('settings'));
for (let item in settings) {
let element = optionsDOM.querySelector(`[name=${item}]`);
if (typeof settings[item] === 'boolean') {
element.checked = settings[item];
} else {
element.value = settings[item];
}
}
};
initializeGame();
</script>
</body>
</html>