TicTacToe-Challenge/TicTacToe.html at main · CodeRTX/TicTacToe-Challenge · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Tic-Tac-Toe Challenge</title>
    <style>
       /* Updated Body Background with Animated Gradient */
body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #FFDEE9, #B5FFFC);
    animation: gradientShift 10s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background: linear-gradient(135deg, #FFDEE9, #B5FFFC); }
    50% { background: linear-gradient(135deg, #FEE140, #FA709A); }
}

/* Updated Game Container Styling */
.game-container {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    width: 350px;
}

/* Title Styling */
h1 {
    color: #333;
    font-size: 2em;
    margin-bottom: 20px;
    font-weight: bold;
    letter-spacing: 1px;
}

/* Updated Board Styling */
.board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

/* Cell Styling with Hover Effects */
.cell {
    width: 100px;
    height: 100px;
    background: #f5f5f5;
    border: none;
    border-radius: 8px;
    font-size: 2em;
    font-weight: bold;
    color: #333;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.cell:hover {
    background: #f2f2f2;
    transform: translateY(-5px);
}

.controls button {
    margin-top: 10px;
}

/* Control Buttons with Improved Styling */
button {
    padding: 10px 25px;
    font-size: 1em;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

#reset {
    background: #ff6b6b;
    color: white;
}

#reset:hover {
    background: #ee5253;
}

#mode {
    background: #54a0ff;
    color: white;
}

#mode:hover {
    background: #2e86de;
}

/* Status Display */
#status {
    font-size: 1.3em;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

    </style>
</head>
<body>
    <div class="game-container">
        <h1>Tic-Tac-Toe Challenge!</h1>
        <div id="status">Player X's turn</div>
        <div class="board" id="board">
            <button class="cell" data-cell-index="0"></button>
            <button class="cell" data-cell-index="1"></button>
            <button class="cell" data-cell-index="2"></button>
            <button class="cell" data-cell-index="3"></button>
            <button class="cell" data-cell-index="4"></button>
            <button class="cell" data-cell-index="5"></button>
            <button class="cell" data-cell-index="6"></button>
            <button class="cell" data-cell-index="7"></button>
            <button class="cell" data-cell-index="8"></button>
        </div>
        <div class="controls">
            <button id="reset">Reset Game</button>
            <button id="mode">Switch to Bot Mode</button>
        </div>
    </div>

    <script>
        const board = document.getElementById('board');
        const cells = document.querySelectorAll('[data-cell-index]');
        const resetButton = document.getElementById('reset');
        const modeButton = document.getElementById('mode');
        const statusDisplay = document.getElementById('status');

        let currentPlayer = 'X';
        let gameState = ['', '', '', '', '', '', '', '', ''];
        let gameActive = true;
        let botMode = false;

        const winningConditions = [
            [0, 1, 2],
            [3, 4, 5],
            [6, 7, 8],
            [0, 3, 6],
            [1, 4, 7],
            [2, 5, 8],
            [0, 4, 8],
            [2, 4, 6]
        ];

        function handleCellClick(clickedCellEvent) {
            const clickedCell = clickedCellEvent.target;
            const clickedCellIndex = parseInt(clickedCell.getAttribute('data-cell-index'));
            statusDisplay.style.color = currentPlayer === 'X' ? '#ff6b6b' : '#54a0ff';

            if (gameState[clickedCellIndex] !== '' || !gameActive) return;

            gameState[clickedCellIndex] = currentPlayer;
            clickedCell.textContent = currentPlayer;
            clickedCell.classList.add(currentPlayer.toLowerCase());

            checkWin();
            checkDraw();

            if (gameActive) {
                currentPlayer = currentPlayer === 'X' ? 'O' : 'X';
                statusDisplay.textContent = `Player ${currentPlayer}'s turn`;

                if (botMode && currentPlayer === 'O') {
                    setTimeout(botMove, 500);
                }
            }
        }

        function botMove() {
            const bestMove = minimax(gameState, 'O', -Infinity, Infinity).index;

            gameState[bestMove] = currentPlayer;
            cells[bestMove].textContent = currentPlayer;
            cells[bestMove].classList.add(currentPlayer.toLowerCase());

            checkWin();
            checkDraw();

            if (gameActive) {
                currentPlayer = 'X';
                statusDisplay.textContent = `Player ${currentPlayer}'s turn`;
            }
        }

        function minimax(board, player, alpha, beta) {
    const availableMoves = board.reduce((acc, cell, index) => {
        if (cell === '') acc.push(index);
        return acc;
    }, []);

    // Base cases: to check if the board has a winning or draw state
    if (checkWin(board, 'X', false)) {
        return { score: -10 };
    } else if (checkWin(board, 'O', false)) {
        return { score: 10 };
    } else if (availableMoves.length === 0) {
        return { score: 0 };
    }

    let bestMove = null;
    let bestScore = player === 'O' ? -Infinity : Infinity;

    for (let i = 0; i < availableMoves.length; i++) {
        const moveIndex = availableMoves[i];
        board[moveIndex] = player;

        // Recursive call to minimax
        const result = minimax(board, player === 'O' ? 'X' : 'O', alpha, beta);
        board[moveIndex] = ''; // Undo the move

        const score = result.score;

        if (player === 'O') {
            if (score > bestScore) {
                bestScore = score;
                bestMove = { index: moveIndex, score: bestScore };
            }
            alpha = Math.max(alpha, bestScore);
        } else {
            if (score < bestScore) {
                bestScore = score;
                bestMove = { index: moveIndex, score: bestScore };
            }
            beta = Math.min(beta, bestScore);
        }

        if (alpha >= beta) break; // Prune unnecessary branches
    }

    return bestMove || { score: 0, index: availableMoves[0] };
}

        function checkWin(board = gameState, player = currentPlayer, updateGameState = true) {
    for (let i = 0; i < winningConditions.length; i++) {
        const [a, b, c] = winningConditions[i];
        if (board[a] === player && board[a] === board[b] && board[a] === board[c]) {
            if (updateGameState) {
                let message;
                if (botMode) {
                    message = player === 'X' ? 'You Won!' : 'You Lost!';
                } else {
                    message = `Player ${player === 'X' ? '1' : '2'} Wins!`;
                }
                statusDisplay.textContent = message;
                gameActive = false;
                cells[a].style.backgroundColor = '#4CAF50';
                cells[b].style.backgroundColor = '#4CAF50';
                cells[c].style.backgroundColor = '#4CAF50';
            }
            return true;
        }
    }
    return false;
}

        function checkDraw() {
            if (!gameState.includes('')) {
                statusDisplay.textContent = "It's a draw!";
                gameActive = false;
            }
        }

        function resetGame() {
            currentPlayer = 'X';
            gameState = ['', '', '', '', '', '', '', '', ''];
            gameActive = true;
            statusDisplay.textContent = `Player ${currentPlayer}'s turn`;
            cells.forEach(cell => {
                cell.textContent = '';
                cell.classList.remove('x', 'o');
                cell.style.backgroundColor = '';
            });
        }

        function toggleMode() {
            botMode = !botMode;
            modeButton.textContent = botMode ? 'Switch to Human Mode' : 'Switch to Bot Mode';
            resetGame();
        }

        board.addEventListener('click', handleCellClick);
        resetButton.addEventListener('click', resetGame);
        modeButton.addEventListener('click', toggleMode);
    </script>
</body>
</html>