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thinkswellthinkswell
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Merge pull request #150 from gurleen3/master
TicTacToe using JS
2 parents 37054a4 + 1575635 commit 875e198

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‎TicTacToeGame/gurleen3/index.html‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<link rel="stylesheet" href="styles.css">
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<script src="script.js" defer></script>
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<title>Document</title>
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</head>
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<body>
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<div class="board" id="board">
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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<div class="cell" data-cell></div>
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</div>
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<div class="winning-message" id="winningMessage">
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<div data-winning-message-text></div>
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<button id="restartButton">Restart</button>
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</div>
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</body>
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</html>

‎TicTacToeGame/gurleen3/script.js‎

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const X_CLASS = 'x'
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const CIRCLE_CLASS = 'circle'
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const WINNING_COMBINATIONS = [
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[0, 1, 2],
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[3, 4, 5],
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[6, 7, 8],
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[0, 3, 6],
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[1, 4, 7],
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[2, 5, 8],
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[0, 4, 8],
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[2, 4, 6]
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]
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const cellElements = document.querySelectorAll('[data-cell]')
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const board = document.getElementById('board')
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const winningMessageElement = document.getElementById('winningMessage')
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const restartButton = document.getElementById('restartButton')
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const winningMessageTextElement = document.querySelector('[data-winning-message-text]')
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let circleTurn
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startGame()
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restartButton.addEventListener('click', startGame)
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function startGame() {
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circleTurn = false
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cellElements.forEach(cell => {
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cell.classList.remove(X_CLASS)
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cell.classList.remove(CIRCLE_CLASS)
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cell.removeEventListener('click', handleClick)
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cell.addEventListener('click', handleClick, { once: true })
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})
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setBoardHoverClass()
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winningMessageElement.classList.remove('show')
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}
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function handleClick(e) {
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const cell = e.target
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const currentClass = circleTurn ? CIRCLE_CLASS : X_CLASS
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placeMark(cell, currentClass)
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if (checkWin(currentClass)) {
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endGame(false)
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} else if (isDraw()) {
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endGame(true)
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} else {
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swapTurns()
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setBoardHoverClass()
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}
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}
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function endGame(draw) {
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if (draw) {
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winningMessageTextElement.innerText = 'Draw!'
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} else {
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winningMessageTextElement.innerText = `${circleTurn ? "O's" : "X's"} Wins!`
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}
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winningMessageElement.classList.add('show')
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}
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function isDraw() {
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return [...cellElements].every(cell => {
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return cell.classList.contains(X_CLASS) || cell.classList.contains(CIRCLE_CLASS)
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})
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}
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function placeMark(cell, currentClass) {
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cell.classList.add(currentClass)
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}
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function swapTurns() {
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circleTurn = !circleTurn
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}
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function setBoardHoverClass() {
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board.classList.remove(X_CLASS)
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board.classList.remove(CIRCLE_CLASS)
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if (circleTurn) {
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board.classList.add(CIRCLE_CLASS)
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} else {
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board.classList.add(X_CLASS)
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}
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}
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function checkWin(currentClass) {
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return WINNING_COMBINATIONS.some(combination => {
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return combination.every(index => {
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return cellElements[index].classList.contains(currentClass)
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})
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})
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}

‎TicTacToeGame/gurleen3/styles.css‎

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*, *::after, *::before {
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box-sizing: border-box;
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}
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:root {
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--cell-size: 100px;
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--mark-size: calc(var(--cell-size) * .9);
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}
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body {
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margin: 0;
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}
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.board {
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width: 100vw;
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height: 100vh;
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display: grid;
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justify-content: center;
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align-content: center;
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justify-items: center;
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align-items: center;
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grid-template-columns: repeat(3, auto)
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}
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.cell {
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width: var(--cell-size);
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height: var(--cell-size);
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border: 1px solid black;
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display: flex;
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justify-content: center;
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align-items: center;
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position: relative;
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cursor: pointer;
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}
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.cell:first-child,
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.cell:nth-child(2),
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.cell:nth-child(3) {
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border-top: none;
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}
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.cell:nth-child(3n + 1) {
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border-left: none;
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}
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.cell:nth-child(3n + 3) {
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border-right: none;
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}
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.cell:last-child,
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.cell:nth-child(8),
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.cell:nth-child(7) {
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border-bottom: none;
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}
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.cell.x,
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.cell.circle {
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cursor: not-allowed;
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}
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.cell.x::before,
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.cell.x::after,
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.cell.circle::before {
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background-color: black;
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}
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.board.x .cell:not(.x):not(.circle):hover::before,
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.board.x .cell:not(.x):not(.circle):hover::after,
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.board.circle .cell:not(.x):not(.circle):hover::before {
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background-color: lightgrey;
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}
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.cell.x::before,
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.cell.x::after,
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.board.x .cell:not(.x):not(.circle):hover::before,
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.board.x .cell:not(.x):not(.circle):hover::after {
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content: '';
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position: absolute;
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width: calc(var(--mark-size) * .15);
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height: var(--mark-size);
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}
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.cell.x::before,
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.board.x .cell:not(.x):not(.circle):hover::before {
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transform: rotate(45deg);
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}
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.cell.x::after,
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.board.x .cell:not(.x):not(.circle):hover::after {
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transform: rotate(-45deg);
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}
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.cell.circle::before,
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.cell.circle::after,
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.board.circle .cell:not(.x):not(.circle):hover::before,
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.board.circle .cell:not(.x):not(.circle):hover::after {
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content: '';
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position: absolute;
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border-radius: 50%;
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}
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.cell.circle::before,
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.board.circle .cell:not(.x):not(.circle):hover::before {
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width: var(--mark-size);
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height: var(--mark-size);
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}
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.cell.circle::after,
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.board.circle .cell:not(.x):not(.circle):hover::after {
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width: calc(var(--mark-size) * .7);
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height: calc(var(--mark-size) * .7);
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background-color: white;
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}
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.winning-message {
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display: none;
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position: fixed;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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background-color: rgba(0, 0, 0, .9);
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justify-content: center;
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align-items: center;
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color: white;
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font-size: 5rem;
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flex-direction: column;
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}
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.winning-message button {
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font-size: 3rem;
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background-color: white;
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border: 1px solid black;
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padding: .25em .5em;
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cursor: pointer;
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}
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.winning-message button:hover {
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background-color: black;
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color: white;
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border-color: white;
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}
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.winning-message.show {
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display: flex;
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}

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