v0.4.0 web server added

This commit is contained in:
2025-10-31 03:27:22 -04:00
parent b79900b1bf
commit 36c9f70993
5 changed files with 1498 additions and 15 deletions

View File

@ -0,0 +1,615 @@
// FILE: internal/webserver/web/app.js
// Game state management
let gameState = {
gameId: null,
fen: null,
turn: 'w',
isPlayerWhite: true,
isLocked: false,
pollInterval: null,
apiUrl: '',
selectedSquare: null,
healthCheckInterval: null,
networkError: false,
moveList: [],
};
// Chess piece Unicode
const pieceMap = {
'p': '♙', 'r': '♜', 'n': '♞', 'b': '♝', 'q': '♛', 'k': '♚',
'P': '♙', 'R': '♜', 'N': '♞', 'B': '♝', 'Q': '♛', 'K': '♚'
};
// Initialize on page load
document.addEventListener('DOMContentLoaded', async () => {
const config = await getConfig();
gameState.apiUrl = config.apiUrl;
document.getElementById('new-game-btn').addEventListener('click', showNewGameModal);
document.getElementById('undo-btn').addEventListener('click', undoMoves);
document.getElementById('start-game-btn').addEventListener('click', startNewGame);
document.getElementById('cancel-btn').addEventListener('click', hideNewGameModal);
document.getElementById('copy-fen').addEventListener('click', copyFEN);
document.getElementById('copy-history').addEventListener('click', copyHistory);
const levelSlider = document.getElementById('computer-level');
const levelValue = document.getElementById('level-value');
levelSlider.addEventListener('input', () => { levelValue.textContent = levelSlider.value; });
const timeSlider = document.getElementById('search-time');
const timeValue = document.getElementById('time-value');
timeSlider.addEventListener('input', () => { timeValue.textContent = timeSlider.value; });
startHealthCheck();
// Don't auto-show modal on load
});
async function getConfig() {
try {
const response = await fetch('/config');
return await response.json();
} catch (error) {
console.error('Failed to get config:', error);
return { apiUrl: 'http://localhost:8080' };
}
}
function startHealthCheck() {
const checkHealth = async () => {
try {
const response = await fetch(`${gameState.apiUrl}/health`);
if (response.ok) {
const health = await response.json();
updateServerIndicator(health.status === 'healthy' ? 'healthy' : 'degraded');
updateStorageIndicator(health.storage || 'unknown');
gameState.networkError = false;
} else {
updateServerIndicator('degraded');
updateStorageIndicator('unknown');
}
} catch (error) {
updateServerIndicator('degraded');
updateStorageIndicator('unknown');
gameState.networkError = true;
}
};
checkHealth();
gameState.healthCheckInterval = setInterval(checkHealth, 10000);
}
function updateServerIndicator(status) {
const indicator = document.getElementById('server-indicator');
const light = indicator.querySelector('.light');
light.setAttribute('data-status', status);
indicator.setAttribute('data-status', status);
}
function updateStorageIndicator(status) {
const indicator = document.getElementById('storage-indicator');
const light = indicator.querySelector('.light');
light.setAttribute('data-status', status);
indicator.setAttribute('data-status', status);
}
function updateTurnIndicator(state, turn) {
const indicator = document.getElementById('turn-indicator');
const light = indicator.querySelector('.light');
let status = '';
let tooltip = 'Turn: ';
if (gameState.networkError) {
status = 'network-error';
tooltip += 'Network Error';
} else if (state === 'pending' || gameState.isLocked) {
status = 'thinking';
tooltip += 'Computer Thinking';
} else if (state && isGameOver(state)) {
switch(state) {
case 'white wins':
status = 'white-wins';
tooltip = 'White Wins';
break;
case 'black wins':
status = 'black-wins';
tooltip = 'Black Wins';
break;
case 'stalemate':
status = 'stalemate';
tooltip = 'Stalemate';
break;
case 'draw':
status = 'draw';
tooltip = 'Draw';
break;
default:
status = 'unknown';
tooltip = 'Game Over';
}
} else if (turn === 'w') {
status = 'white';
tooltip += 'White';
} else {
status = 'black';
tooltip += 'Black';
}
light.setAttribute('data-status', status);
indicator.setAttribute('data-status', tooltip.split(': ')[0]);
}
function showNewGameModal() {
const modal = document.getElementById('modal-overlay');
modal.classList.add('show');
setupModalKeyboardNav();
}
function hideNewGameModal() {
const modal = document.getElementById('modal-overlay');
modal.classList.remove('show');
teardownModalKeyboardNav();
}
function setupModalKeyboardNav() {
document.addEventListener('keydown', handleModalKeydown);
}
function teardownModalKeyboardNav() {
document.removeEventListener('keydown', handleModalKeydown);
}
function handleModalKeydown(e) {
const modal = document.getElementById('modal-overlay');
if (!modal.classList.contains('show')) return;
switch(e.key) {
case 'Enter':
e.preventDefault();
startNewGame();
break;
case 'Escape':
e.preventDefault();
hideNewGameModal();
break;
case 'w':
case 'W':
e.preventDefault();
document.querySelector('input[name="player-color"][value="white"]').checked = true;
break;
case 'b':
case 'B':
e.preventDefault();
document.querySelector('input[name="player-color"][value="black"]').checked = true;
break;
case 'l':
case 'L':
e.preventDefault();
document.getElementById('computer-level').focus();
break;
case 's':
case 'S':
e.preventDefault();
document.getElementById('search-time').focus();
break;
case 'ArrowLeft':
handleSliderNav(e, -1);
break;
case 'ArrowRight':
handleSliderNav(e, 1);
break;
}
}
function handleSliderNav(e, direction) {
const activeEl = document.activeElement;
if (activeEl.id === 'computer-level') {
e.preventDefault();
activeEl.value = Math.max(0, Math.min(20, parseInt(activeEl.value) + direction));
activeEl.dispatchEvent(new Event('input'));
} else if (activeEl.id === 'search-time') {
e.preventDefault();
activeEl.value = Math.max(100, Math.min(10000, parseInt(activeEl.value) + direction * 100));
activeEl.dispatchEvent(new Event('input'));
}
}
function copyFEN() {
const fenText = document.getElementById('fen-display').textContent;
navigator.clipboard.writeText(fenText).then(() => {
const btn = document.getElementById('copy-fen');
btn.classList.add('copied');
setTimeout(() => {
btn.classList.remove('copied');
}, 2000);
});
}
function copyHistory() {
const moves = gameState.moveList;
let pgn = '';
for (let i = 0; i < moves.length; i++) {
if (i % 2 === 0) {
pgn += `${Math.floor(i / 2) + 1}. `;
}
pgn += moves[i] + ' ';
}
navigator.clipboard.writeText(pgn.trim()).then(() => {
const btn = document.getElementById('copy-history');
btn.classList.add('copied');
setTimeout(() => {
btn.classList.remove('copied');
}, 2000);
});
}
async function startNewGame() {
const playerColor = document.querySelector('input[name="player-color"]:checked').value;
const computerLevel = parseInt(document.getElementById('computer-level').value);
const searchTime = parseInt(document.getElementById('search-time').value);
gameState.isPlayerWhite = (playerColor === 'white');
const whiteConfig = gameState.isPlayerWhite ? { type: 1 } : { type: 2, level: computerLevel, searchTime: searchTime };
const blackConfig = gameState.isPlayerWhite ? { type: 2, level: computerLevel, searchTime: searchTime } : { type: 1 };
try {
const response = await fetch(`${gameState.apiUrl}/api/v1/games`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ white: whiteConfig, black: blackConfig })
});
if (!response.ok) throw new Error('Failed to create game');
const game = await response.json();
gameState.gameId = game.gameId;
gameState.moveList = [];
hideNewGameModal();
initializeBoard();
updateGameDisplay(game);
document.getElementById('undo-btn').disabled = false;
if (!gameState.isPlayerWhite) triggerComputerMove();
} catch (error) {
console.error('Error starting game:', error);
alert('Failed to start new game');
gameState.networkError = true;
updateTurnIndicator('', '');
}
}
function initializeBoard() {
const boardEl = document.getElementById('board');
boardEl.innerHTML = '';
const isBlackPov = !gameState.isPlayerWhite;
// Update coordinate labels based on perspective
const topCoords = document.querySelector('.coordinates.top');
const leftCoords = document.querySelector('.coordinates.left');
if (isBlackPov) {
topCoords.innerHTML = '<span>h</span><span>g</span><span>f</span><span>e</span><span>d</span><span>c</span><span>b</span><span>a</span>';
leftCoords.innerHTML = '<span>1</span><span>2</span><span>3</span><span>4</span><span>5</span><span>6</span><span>7</span><span>8</span>';
} else {
topCoords.innerHTML = '<span>a</span><span>b</span><span>c</span><span>d</span><span>e</span><span>f</span><span>g</span><span>h</span>';
leftCoords.innerHTML = '<span>8</span><span>7</span><span>6</span><span>5</span><span>4</span><span>3</span><span>2</span><span>1</span>';
}
for (let i = 0; i < 64; i++) {
const square = document.createElement('div');
const rank = 7 - Math.floor(i / 8);
const file = i % 8;
const squareName = `${String.fromCharCode(97 + file)}${rank + 1}`;
const displayRank = isBlackPov ? 7 - rank : rank;
const displayFile = isBlackPov ? 7 - file : file;
square.className = `square ${(displayRank + displayFile) % 2 === 0 ? 'dark' : 'light'}`;
square.dataset.square = squareName;
square.addEventListener('click', handleSquareClick);
boardEl.appendChild(square);
}
}
function renderBoardFromFEN(fen) {
const fenBoard = fen.split(' ')[0];
// Clear board and remove checkmate indicators
document.querySelectorAll('.square').forEach(s => {
s.textContent = '';
s.classList.remove('white-piece', 'black-piece', 'mated-king');
delete s.dataset.pieceColor;
});
let rank = 7, file = 0;
for (const char of fenBoard) {
if (char === '/') {
rank--; file = 0;
} else if (/\d/.test(char)) {
file += parseInt(char, 10);
} else {
const squareName = `${String.fromCharCode(97 + file)}${rank + 1}`;
const squareEl = document.querySelector(`[data-square="${squareName}"]`);
if (squareEl) {
const pieceColor = (char === char.toUpperCase()) ? 'w' : 'b';
squareEl.textContent = pieceMap[char === 'P' ? 'P' : char.toLowerCase()] || '';
squareEl.classList.add(pieceColor === 'w' ? 'white-piece' : 'black-piece');
squareEl.dataset.pieceColor = pieceColor;
squareEl.dataset.pieceType = char.toLowerCase();
}
file++;
}
}
}
function handleSquareClick(e) {
if (gameState.isLocked) return;
// Block moves after game over
if (isGameOver(gameState.state)) return;
const squareEl = e.currentTarget;
const { square, pieceColor } = squareEl.dataset;
const playerTurnColor = gameState.isPlayerWhite ? 'w' : 'b';
if (gameState.turn !== playerTurnColor) return;
if (gameState.selectedSquare) {
const from = gameState.selectedSquare;
const fromEl = document.querySelector(`[data-square="${from}"]`);
fromEl.classList.remove('selected');
gameState.selectedSquare = null;
if (from !== square) {
handleHumanMove(from, square);
}
} else if (pieceColor === playerTurnColor) {
gameState.selectedSquare = square;
squareEl.classList.add('selected');
} else {
// Flash red for invalid piece selection
flashSquare(squareEl, false);
}
}
function flashSquare(element, success = true) {
const className = success ? 'flash-green' : 'flash-red';
element.classList.add(className);
setTimeout(() => element.classList.remove(className), 400);
}
async function handleHumanMove(from, to) {
const move = from + to;
const fromEl = document.querySelector(`[data-square="${from}"]`);
const toEl = document.querySelector(`[data-square="${to}"]`);
try {
const response = await fetch(`${gameState.apiUrl}/api/v1/games/${gameState.gameId}/moves`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ move })
});
const game = await response.json();
if (!response.ok) {
// Invalid move - flash both squares red
flashSquare(fromEl, false);
flashSquare(toEl, false);
renderBoardFromFEN(gameState.fen);
return;
}
// Valid move - flash both squares green
flashSquare(fromEl, true);
flashSquare(toEl, true);
updateGameDisplay(game);
if (!isGameOver(game.state)) {
triggerComputerMove();
}
} catch (error) {
console.error('Error making move:', error);
gameState.networkError = true;
updateTurnIndicator('', gameState.turn);
}
}
async function triggerComputerMove() {
lockBoard();
try {
await fetch(`${gameState.apiUrl}/api/v1/games/${gameState.gameId}/moves`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ move: 'cccc' })
});
gameState.networkError = false;
startPolling();
} catch (error) {
console.error('Error triggering computer move:', error);
gameState.networkError = true;
updateTurnIndicator('', gameState.turn);
unlockBoard();
}
}
function startPolling() {
gameState.pollInterval = setInterval(async () => {
try {
const response = await fetch(`${gameState.apiUrl}/api/v1/games/${gameState.gameId}`);
if (!response.ok) throw new Error('Failed to get game state');
const game = await response.json();
if (game.state !== 'pending') {
stopPolling();
updateGameDisplay(game);
unlockBoard();
}
gameState.networkError = false;
} catch (error) {
console.error('Error polling game state:', error);
gameState.networkError = true;
updateTurnIndicator('', gameState.turn);
stopPolling();
unlockBoard();
}
}, 1500);
}
function stopPolling() {
clearInterval(gameState.pollInterval);
gameState.pollInterval = null;
}
function lockBoard() {
gameState.isLocked = true;
updateTurnIndicator('pending', gameState.turn);
}
function unlockBoard() {
gameState.isLocked = false;
updateTurnIndicator('', gameState.turn);
}
async function undoMoves() {
if (gameState.isLocked) return;
try {
const response = await fetch(`${gameState.apiUrl}/api/v1/games/${gameState.gameId}/undo`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ count: 2 })
});
if (!response.ok) throw new Error('Failed to undo moves');
const game = await response.json();
// Clear checkmate state
gameState.state = game.state;
updateGameDisplay(game);
} catch (error) {
console.error('Error undoing moves:', error);
gameState.networkError = true;
updateTurnIndicator('', gameState.turn);
}
}
function renderMoveHistory(moves) {
const grid = document.getElementById('move-grid');
grid.innerHTML = '';
let startsWithBlack = false;
if (gameState.fen) {
const fenParts = gameState.fen.split(' ');
const moveNum = parseInt(fenParts[5]) || 1;
const activeColor = fenParts[1];
startsWithBlack = (moveNum === 1 && activeColor === 'b' && moves.length === 0);
}
for (let i = 0; i < moves.length; i++) {
const isWhiteMove = (i % 2 === 0);
const moveNumber = Math.floor(i / 2) + 1;
if (i === 0 || i % 2 === 0) {
const numEl = document.createElement('div');
numEl.className = 'move-number';
numEl.textContent = moveNumber + '.';
grid.appendChild(numEl);
const whiteEl = document.createElement('div');
if (isWhiteMove && !startsWithBlack) {
whiteEl.className = 'move-white';
whiteEl.textContent = moves[i];
} else if (!isWhiteMove && startsWithBlack) {
whiteEl.className = 'move-empty';
whiteEl.textContent = '...';
} else {
whiteEl.className = 'move-empty';
whiteEl.textContent = '';
}
grid.appendChild(whiteEl);
const blackEl = document.createElement('div');
if (i + 1 < moves.length && !startsWithBlack) {
blackEl.className = 'move-black';
blackEl.textContent = moves[i + 1];
i++;
} else if (isWhiteMove && startsWithBlack) {
blackEl.className = 'move-black';
blackEl.textContent = moves[i];
} else {
blackEl.className = 'move-empty';
blackEl.textContent = '';
}
grid.appendChild(blackEl);
}
}
const historyContainer = document.getElementById('move-history');
historyContainer.scrollTop = historyContainer.scrollHeight;
}
function updateGameDisplay(game) {
gameState.fen = game.fen;
gameState.turn = game.turn;
gameState.state = game.state;
gameState.moveList = game.moves || [];
renderBoardFromFEN(game.fen);
updateTurnIndicator(game.state, game.turn);
// Clear previous checkmate indicators
document.querySelectorAll('.mated-king').forEach(el => {
el.classList.remove('mated-king');
});
// Highlight last move
document.querySelectorAll('.last-move-from, .last-move-to').forEach(el => {
el.classList.remove('last-move-from', 'last-move-to');
});
if (game.lastMove && game.lastMove.move) {
const from = game.lastMove.move.substring(0, 2);
const to = game.lastMove.move.substring(2, 4);
const fromEl = document.querySelector(`[data-square="${from}"]`);
const toEl = document.querySelector(`[data-square="${to}"]`);
if (fromEl) fromEl.classList.add('last-move-from');
if (toEl) toEl.classList.add('last-move-to');
}
// Update FEN display
document.getElementById('fen-display').textContent = game.fen || '-';
// Update move history
renderMoveHistory(game.moves || []);
// Update undo button
document.getElementById('undo-btn').disabled = !game.moves || game.moves.length < 2;
// Handle checkmate visually
if (game.state === 'white wins' || game.state === 'black wins') {
markMatedKing(game);
}
}
function markMatedKing(game) {
// Find and mark the mated king
const matedColor = game.state === 'white wins' ? 'b' : 'w';
document.querySelectorAll('.square').forEach(square => {
if (square.dataset.pieceType === 'k' && square.dataset.pieceColor === matedColor) {
square.classList.add('mated-king');
}
});
}
function isGameOver(state) {
return ['white wins', 'black wins', 'stalemate', 'draw'].includes(state);
}
function getGameOverText(state) {
switch(state) {
case 'white wins': return 'White Wins';
case 'black wins': return 'Black Wins';
case 'stalemate': return 'Stalemate';
case 'draw': return 'Draw';
default: return state;
}
}

View File

@ -0,0 +1,101 @@
<!-- FILE: internal/webserver/web/index.html -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Chess Game</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="outer-container">
<div class="container">
<main>
<div class="game-area">
<div class="board-container">
<div class="board-wrapper">
<div class="coordinates top">
<span>a</span><span>b</span><span>c</span><span>d</span>
<span>e</span><span>f</span><span>g</span><span>h</span>
</div>
<div class="coordinates left">
<span>8</span><span>7</span><span>6</span><span>5</span>
<span>4</span><span>3</span><span>2</span><span>1</span>
</div>
<div id="board"></div>
</div>
</div>
<div class="fen-container">
<div id="fen-display" class="fen-display">-</div>
<button class="copy-btn" id="copy-fen" title="Copy FEN">
<svg viewBox="0 0 24 24" width="16" height="16">
<rect x="9" y="9" width="13" height="13" rx="2" fill="none" stroke="currentColor" stroke-width="2"/>
<path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1" fill="none" stroke="currentColor" stroke-width="2"/>
</svg>
</button>
</div>
</div>
<aside class="info-panel">
<div class="status-indicators">
<div class="indicator" id="server-indicator" data-tooltip="Server">
<span class="light" data-status="unknown"></span>
</div>
<div class="indicator" id="storage-indicator" data-tooltip="Storage">
<span class="light" data-status="unknown"></span>
</div>
<div class="indicator" id="turn-indicator" data-tooltip="Turn">
<span class="light turn-light" data-status="white"></span>
</div>
</div>
<div class="move-history-container">
<button class="copy-btn" id="copy-history" title="Copy PGN">
<svg viewBox="0 0 24 24" width="16" height="16">
<rect x="9" y="9" width="13" height="13" rx="2" fill="none" stroke="currentColor" stroke-width="2"/>
<path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1" fill="none" stroke="currentColor" stroke-width="2"/>
</svg>
</button>
<div id="move-history" class="move-history">
<div class="move-grid" id="move-grid"></div>
</div>
</div>
<div class="controls">
<button id="new-game-btn" class="btn btn-primary">New Game</button>
<button id="undo-btn" class="btn btn-secondary" disabled>Undo</button>
</div>
</aside>
</main>
</div>
</div>
<!-- New Game Modal -->
<div id="modal-overlay" class="modal-overlay">
<div class="modal">
<h2>New Game</h2>
<div class="form-group">
<label class="group-label">Your Color</label>
<div class="radio-group">
<label><input type="radio" name="player-color" value="white" checked><span>White</span></label>
<label><input type="radio" name="player-color" value="black"><span>Black</span></label>
</div>
</div>
<div class="form-group">
<label for="computer-level">Computer Level: <span id="level-value">10</span></label>
<input type="range" id="computer-level" min="0" max="20" value="10">
</div>
<div class="form-group">
<label for="search-time">Search Time (ms): <span id="time-value">1000</span></label>
<input type="range" id="search-time" min="100" max="10000" step="100" value="1000">
</div>
<div class="modal-buttons">
<button id="start-game-btn" class="btn btn-primary">Start Game</button>
<button id="cancel-btn" class="btn btn-secondary">Cancel</button>
</div>
</div>
</div>
<script src="app.js"></script>
</body>
</html>

View File

@ -0,0 +1,659 @@
/* FILE: internal/webserver/web/style.css */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
:root {
/* Tokyo Night colors */
--tokyo-bg: #1a1b26;
--tokyo-bg-dark: #16161e;
--tokyo-fg: #a9b1d6;
--tokyo-cyan: #7dcfff;
--tokyo-blue: #7aa2f7;
--tokyo-purple: #bb9af7;
--tokyo-green: #9ece6a;
--tokyo-yellow: #e0af68;
--tokyo-red: #f7768e;
--tokyo-border: #3b4261;
/* Board colors */
--square-light: #f0d9b5;
--square-dark: #b58863;
--square-selected: #6a994e;
--move-from: #5090d3;
--move-to: #81b3f0;
}
/* Base Layout */
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
background: #11111b;
min-height: 100vh;
width: 100vw;
margin: 0;
display: flex;
justify-content: center;
align-items: center;
overflow-x: hidden;
overflow-y: auto;
}
.outer-container {
width: 100%;
min-height: 100vh;
padding: 8px;
display: flex;
justify-content: center;
align-items: center;
overflow: visible;
}
.container {
background: var(--tokyo-bg);
border-radius: 12px;
box-shadow: 0 20px 40px rgba(0,0,0,0.4);
padding: 1.5rem;
width: 100%;
max-width: 1100px;
min-height: 600px;
max-height: calc(100vh - 16px);
color: var(--tokyo-fg);
display: flex;
flex-direction: column;
overflow: visible;
}
main {
display: grid;
grid-template-columns: 1fr 340px;
gap: 1.5rem;
height: 100%;
min-height: 0;
}
/* Game Area */
.game-area {
display: flex;
flex-direction: column;
gap: 0.75rem;
min-width: 0;
min-height: 0;
}
/* Board and Coordinates */
.board-container {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
min-height: 0;
}
.board-wrapper {
position: relative;
width: 100%;
max-width: min(100%, calc(100vh - 200px));
aspect-ratio: 1;
margin: 0 auto;
}
.coordinates {
position: absolute;
display: flex;
color: var(--tokyo-border);
font-size: 0.75rem;
font-weight: 500;
user-select: none;
}
.coordinates.top {
top: -20px;
left: 0;
right: 0;
justify-content: space-around;
padding: 0 2px;
}
.coordinates.left {
left: -20px;
top: 0;
bottom: 0;
flex-direction: column;
justify-content: space-around;
padding: 2px 0;
}
#board {
position: absolute;
inset: 0;
display: grid;
grid-template-columns: repeat(8, 1fr);
grid-template-rows: repeat(8, 1fr);
border: 3px solid var(--tokyo-border);
border-radius: 4px;
}
.square {
display: flex;
justify-content: center;
align-items: center;
font-size: clamp(24px, 5vw, 36px);
cursor: pointer;
user-select: none;
position: relative;
}
.square.light { background-color: var(--square-light); }
.square.dark { background-color: var(--square-dark); }
.square.selected { background-color: var(--square-selected) !important; }
.square.last-move-from { background-color: var(--move-from) !important; }
.square.last-move-to { background-color: var(--move-to) !important; }
.square.white-piece { color: #ffffff; text-shadow: 1px 1px 2px rgba(0,0,0,0.5); }
.square.black-piece { color: #2c2c2c; text-shadow: 1px 1px 2px rgba(255,255,255,0.2); }
/* Move feedback animations */
@keyframes flashGreen {
0%, 100% { background-color: inherit; }
50% { background-color: rgba(154, 206, 106, 0.8); }
}
@keyframes flashRed {
0%, 100% { background-color: inherit; }
50% { background-color: rgba(247, 118, 142, 0.8); }
}
.square.flash-green {
animation: flashGreen 0.4s ease-out;
}
.square.flash-red {
animation: flashRed 0.4s ease-out;
}
/* Checkmate indicator */
.square.mated-king::after {
content: '';
position: absolute;
inset: 4px;
border: 3px solid var(--tokyo-red);
border-radius: 2px;
pointer-events: none;
z-index: 1;
}
.square.mated-king.black-piece {
color: #8b0000 !important;
}
.square.mated-king.white-piece {
color: #dc143c !important;
}
/* FEN Display */
.fen-container {
position: relative;
height: 40px;
flex-shrink: 0;
}
.fen-display {
height: 100%;
padding: 0.5rem 3rem 0.5rem 0.5rem;
font-family: 'Courier New', monospace;
font-size: 0.75rem;
background: var(--tokyo-bg-dark);
border-radius: 4px;
border: 1px solid var(--tokyo-border);
color: var(--tokyo-fg);
white-space: nowrap;
overflow-x: auto;
overflow-y: hidden;
display: flex;
align-items: center;
scrollbar-width: none;
}
.fen-display::-webkit-scrollbar {
display: none;
}
.fen-display::-webkit-scrollbar-track {
background: var(--tokyo-bg-dark);
}
.fen-display::-webkit-scrollbar-thumb {
background: var(--tokyo-border);
border-radius: 2px;
}
/* Copy Buttons */
.copy-btn {
position: absolute;
right: 8px;
top: 50%;
transform: translateY(-50%);
width: 24px;
height: 24px;
padding: 4px;
background: var(--tokyo-border);
border: none;
border-radius: 4px;
color: var(--tokyo-fg);
cursor: pointer;
opacity: 0;
transition: opacity 0.2s, background 0.2s;
display: flex;
align-items: center;
justify-content: center;
}
.fen-container:hover .copy-btn,
.move-history-container:hover .copy-btn {
opacity: 0.7;
}
.copy-btn:hover {
opacity: 1 !important;
background: var(--tokyo-blue);
}
.copy-btn.copied {
background: var(--tokyo-green);
opacity: 1;
}
.copy-btn.copied svg {
display: none;
}
.copy-btn.copied::after {
content: '✓';
font-size: 14px;
}
/* Info Panel */
.info-panel {
background: var(--tokyo-bg-dark);
border-radius: 8px;
padding: 1rem;
display: flex;
flex-direction: column;
gap: 1rem;
min-height: 0;
}
/* Status Indicators */
.status-indicators {
display: flex;
justify-content: space-evenly;
align-items: center;
padding: 0.75rem;
background: var(--tokyo-bg);
border-radius: 6px;
border: 1px solid var(--tokyo-border);
flex-shrink: 0;
height: 60px;
}
.indicator {
position: relative;
display: flex;
align-items: center;
justify-content: center;
height: 100%;
}
.indicator .light {
font-size: 1.75rem;
transition: all 0.3s;
line-height: 1;
}
.indicator .light[data-status="white-wins"]::before,
.indicator .light[data-status="black-wins"]::before {
content: '';
position: absolute;
inset: -8px;
border: 2px solid var(--tokyo-red);
border-radius: 50%;
animation: pulseRed 2s infinite;
pointer-events: none;
}
/* Status colors */
.indicator .light[data-status="healthy"] { color: var(--tokyo-green); }
.indicator .light[data-status="disabled"] { color: var(--tokyo-yellow); }
.indicator .light[data-status="degraded"] { color: var(--tokyo-red); }
.indicator .light[data-status="unknown"] { color: var(--tokyo-border); }
.indicator .light[data-status="white"] { color: #ffffff; }
.indicator .light[data-status="black"] { color: #2c2c2c; }
.indicator .light[data-status="thinking"] {
color: var(--tokyo-yellow);
animation: pulse 1.5s infinite;
}
.indicator .light[data-status="network-error"] { color: var(--tokyo-red); }
/* Win indicator */
@keyframes pulseRed {
0%, 100% {
opacity: 0.3;
transform: scale(1);
}
50% {
opacity: 0.8;
transform: scale(1.1);
}
}
.indicator .light[data-status="white-wins"],
.indicator .light[data-status="black-wins"] {
animation: goldPulse 2s infinite;
}
.indicator .light[data-status="draw"],
.indicator .light[data-status="stalemate"] {
color: var(--tokyo-yellow);
}
@keyframes pulse {
0%, 100% { opacity: 1; transform: scale(1); }
50% { opacity: 0.6; transform: scale(0.95); }
}
.indicator:hover::after {
content: attr(data-tooltip) ": " attr(data-status);
position: absolute;
bottom: -30px;
left: 50%;
transform: translateX(-50%);
background: #313244;
color: var(--tokyo-fg);
padding: 0.25rem 0.5rem;
border-radius: 4px;
font-size: 0.75rem;
white-space: nowrap;
z-index: 10;
pointer-events: none;
}
/* Move History */
.move-history-container {
flex: 1;
min-height: 0;
position: relative;
background: var(--tokyo-bg);
border-radius: 6px;
border: 1px solid var(--tokyo-border);
}
.move-history-container .copy-btn {
right: 8px;
top: 8px;
transform: none;
}
.move-history {
height: 100%;
overflow-y: auto;
overflow-x: hidden;
padding: 0.75rem;
}
.move-history::-webkit-scrollbar {
width: 6px;
}
.move-history::-webkit-scrollbar-track {
background: transparent;
}
.move-history::-webkit-scrollbar-thumb {
background: var(--tokyo-border);
border-radius: 3px;
}
.move-grid {
display: grid;
grid-template-columns: 2.5rem 1fr 1fr;
gap: 0.25rem 0.5rem;
font-family: 'Courier New', monospace;
font-size: 0.9rem;
align-items: center;
}
.move-number {
color: var(--tokyo-blue);
text-align: right;
font-weight: 600;
}
.move-white,
.move-black {
padding: 0.25rem 0.5rem;
border-radius: 3px;
transition: background 0.2s;
}
.move-white:hover,
.move-black:hover {
background: var(--tokyo-border);
}
.move-white { color: var(--tokyo-fg); }
.move-black { color: var(--tokyo-cyan); }
/* Controls */
.controls {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 0.75rem;
flex-shrink: 0;
}
.btn {
padding: 0.75rem;
border: none;
border-radius: 6px;
font-size: 0.9rem;
font-weight: 500;
cursor: pointer;
transition: all 0.2s;
}
.btn-primary {
background: var(--tokyo-blue);
color: var(--tokyo-bg);
}
.btn-primary:hover {
background: var(--tokyo-cyan);
transform: translateY(-1px);
}
.btn-secondary {
background: #313244;
color: var(--tokyo-fg);
}
.btn-secondary:hover:not(:disabled) {
background: var(--tokyo-border);
transform: translateY(-1px);
}
.btn:disabled {
opacity: 0.4;
cursor: not-allowed;
}
/* Modal */
.modal-overlay {
display: none;
position: fixed;
inset: 0;
background: rgba(0, 0, 0, 0.7);
z-index: 2000;
justify-content: center;
align-items: center;
backdrop-filter: blur(4px);
}
.modal-overlay.show {
display: flex;
}
.modal {
background: var(--tokyo-bg);
border: 1px solid var(--tokyo-border);
border-radius: 12px;
padding: 2rem;
width: 90%;
max-width: 400px;
color: var(--tokyo-fg);
}
.modal h2 {
margin-bottom: 1.5rem;
color: var(--tokyo-blue);
text-align: center;
}
.form-group {
margin-bottom: 1.5rem;
}
.form-group label {
display: block;
margin-bottom: 0.5rem;
color: var(--tokyo-cyan);
}
.form-group .group-label {
text-align: center;
}
.radio-group {
display: flex;
gap: 1.5rem;
justify-content: center;
}
.radio-group label {
display: flex;
align-items: center;
gap: 0.5rem;
margin: 0;
color: var(--tokyo-fg);
}
input[type="range"] {
width: 100%;
height: 4px;
background: var(--tokyo-border);
border-radius: 2px;
outline: none;
}
input[type="range"]::-webkit-slider-thumb {
appearance: none;
width: 16px;
height: 16px;
background: var(--tokyo-blue);
border-radius: 50%;
cursor: pointer;
}
.modal-buttons {
display: flex;
justify-content: center;
gap: 1rem;
margin-top: 2rem;
}
/* Mobile/Responsive */
@media (max-width: 900px) {
body {
min-height: 100vh;
overflow-y: auto;
overflow-x: hidden;
}
.outer-container {
padding: 8px;
min-height: 100vh;
height: auto;
align-items: flex-start;
padding-top: 20px;
}
.container {
border-radius: 0;
height: auto;
min-height: auto;
max-height: none;
padding: 0.5rem;
margin-bottom: 20px;
}
main {
grid-template-columns: 1fr;
grid-template-rows: auto auto;
gap: 0.5rem;
height: auto;
min-height: auto;
}
.board-container {
height: auto;
padding: 20px 0;
}
.board-wrapper {
max-width: calc(100vw - 56px);
max-height: calc(100vw - 56px);
margin: 0 auto;
}
.coordinates.top {
top: -18px;
}
.coordinates.left {
left: -18px;
}
.square {
font-size: clamp(20px, 8vw, 32px);
}
.fen-container {
display: none;
}
.info-panel {
grid-template-columns: 1fr;
gap: 0.5rem;
padding: 0.5rem;
height: auto;
}
.status-indicators {
padding: 0.5rem;
height: 50px;
}
.move-history-container {
max-height: 30vh;
min-height: 150px;
}
.controls {
grid-template-columns: 1fr 1fr;
}
.btn {
padding: 0.5rem;
font-size: 0.85rem;
}
}