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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>Gemifish Chess</title>
<link rel="stylesheet" href="https://unpkg.com/@chrisoakman/chessboardjs@1.0.0/dist/chessboard-1.0.0.min.css">
<link href="https://fonts.googleapis.com/css?family=Inter:400,600&display=swap" rel="stylesheet">
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; overflow: hidden; }
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', Arial, sans-serif;
background-color: #2c2c2c; color: #ffffff; display: flex; flex-direction: column;
}
.container { display: flex; flex: 1; min-height: 0; }
.left-panel {
flex: 0 0 600px; background-color: #2c2c2c; display: flex; flex-direction: column;
border-right: 1px solid #404040; min-height: 0; position: relative;
}
.header {
display: flex; justify-content: space-between; align-items: center; padding: 12px 16px;
background-color: #2c2c2c; border-bottom: 1px solid #404040; min-height: 56px; position: relative; z-index: 2;
}
.player-info { display: flex; align-items: center; gap: 12px; }
.avatar {
width: 32px; height: 32px; border-radius: 50%;
background: linear-gradient(135deg, #ff6b35, #f7931e); display: flex;
align-items: center; justify-content: center; flex-shrink: 0;
}
.avatar svg { width: 18px; height: 18px; fill: white; }
.player-name { font-size: 16px; font-weight: 500; }
.rating { color: #888; font-size: 14px; margin-left: 4px; }
.header-actions { position: relative; display: flex; align-items: center; gap: 12px; }
.settings-icon, .close-btn {
width: 32px; height: 32px; color: #888; cursor: pointer; display: flex;
align-items: center; justify-content: center; border-radius: 4px; flex-shrink: 0;
transition: color 0.2s, background-color 0.2s;
}
.settings-icon:hover, .close-btn:hover { color: #fff; background-color: #404040; }
.settings-icon.active-ai { color: #4a90e2; }
.settings-icon.active-ai:hover { color: #6aaeff; }
.settings-icon svg, .close-btn svg { width: 18px; height: 18px; }
.chess-board-container {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
background-color: #353535;
margin: 8px;
border-radius: 8px;
border: 1px solid #404040;
min-height: 0;
overflow: hidden;
padding: 8px;
position: relative;
z-index: 0;
contain: content;
}
#game-board {
width: 100%;
height: 100%;
aspect-ratio: 1/1;
}
.bottom-section {
padding: 16px; border-top: 1px solid #404040; display: flex;
align-items: center; gap: 12px; min-height: 56px; position: relative; z-index: 2;
}
.guest-avatar {
width: 24px; height: 24px; background-color: #666; border-radius: 50%;
display: flex; align-items: center; justify-content: center; color: #ccc; flex-shrink: 0;
}
.guest-avatar svg { width: 14px; height: 14px; fill: currentColor; }
.guest-label { color: #ccc; font-size: 14px; }
.action-icons { margin-left: auto; display: flex; gap: 8px; }
.action-icon {
width: 28px; height: 28px; color: #888; cursor: pointer; display: flex;
align-items: center; justify-content: center; border-radius: 4px; flex-shrink: 0;
}
.action-icon:hover { color: #fff; background-color: #404040; }
.action-icon svg { width: 16px; height: 16px; fill: currentColor; }
.right-panel { flex: 1; background-color: #1e1e1e; display: flex; flex-direction: column; min-height: 0; }
.right-header {
padding: 12px 16px; border-bottom: 1px solid #404040; display: flex;
align-items: center; justify-content: space-between; min-height: 56px; flex-shrink: 0;
}
.play-bots { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 500; }
.bot-icon {
width: 24px; height: 24px; background: linear-gradient(135deg, #4a90e2, #357abd);
border-radius: 4px; display: flex; align-items: center; justify-content: center;
color: white; flex-shrink: 0;
}
.bot-icon svg { width: 14px; height: 14px; fill: currentColor; }
.moves-section { flex: 1; padding: 16px; overflow-y: auto; min-height: 0; }
.moves-header { color: #888; font-size: 14px; margin-bottom: 16px; min-height: 20px; }
.moves-list { display: flex; flex-direction: column; gap: 8px; }
.move-row { display: flex; align-items: center; gap: 16px; font-size: 14px; }
.move-number { color: #888; width: 20px; flex-shrink: 0; text-align: right; }
.move { min-width: 60px; color: #fff; padding: 2px 4px; }
.move.highlighted-move { background-color: #404040; border-radius: 3px; }
.ai-reasoning-section {
padding: 12px 16px; border-top: 1px solid #404040; background-color: #252525; flex-shrink: 0;
}
.ai-reasoning-header {
font-size: 12px; font-weight: 600; color: #aaa; letter-spacing: 0.5px;
text-transform: uppercase; margin-bottom: 8px; display: flex; align-items: center; gap: 6px;
}
#ai-reasoning-text { font-size: 14px; color: #ddd; min-height: 40px; font-style: italic; }
.controls {
padding: 16px; border-top: 1px solid #404040; display: flex;
justify-content: space-between; align-items: center; gap: 12px; flex-shrink: 0;
}
.nav-controls { display: flex; gap: 8px; }
.control-btn {
width: 36px; height: 36px; background-color: #404040; border: none; border-radius: 4px;
color: #ccc; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.control-btn:disabled { color: #666; cursor: not-allowed; }
.control-btn:not(:disabled):hover { background-color: #505050; color: #fff; }
.control-btn svg { width: 18px; height: 18px; fill: currentColor; }
.resign-btn, .new-game-btn {
color: white; border: none; padding: 8px 16px; border-radius: 4px;
cursor: pointer; font-size: 14px; display: flex; align-items: center; gap: 6px; flex-shrink: 0;
}
.resign-btn {
background-color: #d32f2f;
}
.resign-btn:hover { background-color: #b71c1c; }
.resign-btn:disabled { background-color: #5a2e2e; color: #aaa; cursor: not-allowed; }
.new-game-btn {
background-color: #4a90e2;
margin-right: 8px;
}
.new-game-btn:hover { background-color: #3a7bc8; }
.resign-btn svg, .new-game-btn svg { width: 16px; height: 16px; fill: currentColor; }
.modal-overlay {
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(4px); display: none;
align-items: center; justify-content: center; z-index: 1000;
}
.modal {
width: min(480px, 90vw); background: #2c2c2c; border-radius: 12px; border: 1px solid #404040;
box-shadow: 0 8px 32px rgba(0,0,0,0.5); color: #fff; padding-bottom: 24px; position: relative;
}
.modal-header {
padding: 16px 24px; font-size: 20px; font-weight: 600; border-bottom: 1px solid #404040;
display: flex; justify-content: space-between; align-items: center;
}
.modal-close-btn {
background: none; border: none; cursor: pointer; padding: 0; margin: 0; width: 28px;
height: 28px; display: flex; align-items: center; justify-content: center;
}
.modal-content { padding: 0 24px; }
.tabs { display: flex; border-bottom: 1.5px solid #404040; margin-bottom: 0; margin-top: 8px; }
.tab {
flex: 1; text-align: center; padding: 12px 0 8px 0; font-size: 16px; font-weight: 500;
color: #fff; cursor: pointer; border: none; background: none; outline: none; border-bottom: 2.5px solid #fff;
}
.section-label {
margin-top: 20px; margin-bottom: 8px; font-size: 14px; font-weight: 600;
color: #aaa; letter-spacing: 0.5px;
}
.input-row { display: flex; align-items: center; position: relative; }
.input-box {
background: #404040; border: 1px solid #555; border-radius: 6px; color: #fff;
font-size: 14px; padding: 10px 44px 10px 12px; width: 100%;
font-family: 'Inter', 'Segoe UI', sans-serif; resize: none;
}
.pgn-area { min-height: 140px; max-height: 160px; }
.copy-btn {
position: absolute; right: 4px; top: 6px; background: none; border: none;
cursor: pointer; padding: 4px; display: flex; align-items: center; justify-content: center;
color: #aaa; border-radius: 4px;
}
.copy-btn:hover { background-color: #555; color: #fff; }
.pgn-area + .copy-btn { top: 8px; right: 8px; }
.modal-action-btn {
width: 100%; color: #fff; font-size: 18px; font-weight: 600; border: none;
border-radius: 8px; padding: 12px 0; margin-top: 18px; cursor: pointer;
display: flex; align-items: center; justify-content: center; transition: background 0.2s;
}
.modal-action-btn.download{ background: #4a90e2; }
.modal-action-btn.download:hover { background: #5a9ee6; }
.modal-action-btn.save-ai { background: #3f9142; }
.modal-action-btn.save-ai:hover { background: #4caf50; }
.modal-action-btn svg { margin-right: 10px; }
#settings-popover {
display: none; position: absolute; top: 40px; right: 0; width: 240px; background: #2c2c2c;
border: 1px solid #404040; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.4);
z-index: 1100; padding: 8px;
}
.settings-section-header {
font-size: 12px; color: #888; text-transform: uppercase; padding: 8px; font-weight: 600;
border-bottom: 1px solid #404040;
margin-bottom: 4px;
}
.theme-btn, .model-btn {
width: 100%; background: none; border: none; color: #ddd; padding: 8px; text-align: left;
display: flex; align-items: center; gap: 12px; border-radius: 4px; cursor: pointer;
margin-bottom: 4px;
}
.theme-btn:hover, .model-btn:hover { background-color: #404040; }
.theme-btn.active, .model-btn.active { color: #fff; background-color: #4a90e2; }
.theme-swatch {
width: 40px; height: 20px; border-radius: 4px; display: flex;
overflow: hidden; border: 1px solid #555;
}
.theme-swatch-light { width: 50%; } .theme-swatch-dark { width: 50%; }
.notification {
position: fixed; top: -100px; left: 50%; transform: translateX(-50%);
background-color: #ff6b35; color: white; padding: 12px 24px; border-radius: 8px;
box-shadow: 0 4px 12px rgba(0,0,0,0.3); z-index: 2000; font-size: 15px; font-weight: 500;
transition: top 0.5s ease-in-out; display: flex; align-items: center; gap: 10px;
}
.notification.show { top: 20px; }
@media (max-width: 768px) {
.container { flex-direction: column; }
.left-panel {
flex: 1;
width: 100%;
border-right: none;
border-bottom: 1px solid #404040;
min-height: auto;
}
.right-panel { flex: 1; }
.chess-board-container {
margin: 4px;
padding: 4px;
height: auto;
overflow: hidden;
}
.header, .bottom-section, .right-header, .controls { padding: 8px 12px; min-height: 48px; }
.player-info { gap: 8px; }
.avatar { width: 28px; height: 28px; }
.player-name { font-size: 14px; }
.rating { font-size: 12px; }
#game-board {
width: 100%;
height: 100%;
max-width: 100%;
max-height: none;
aspect-ratio: 1/1;
}
}
@media (max-width: 480px) {
.nav-controls { gap: 4px; }
.control-btn { width: 32px; height: 32px; }
.resign-btn, .new-game-btn { padding: 6px 12px; font-size: 12px; }
.chess-board-container {
margin: 2px;
padding: 2px;
}
}
#api-key-input { width: 100%; padding: 10px; background: #404040; border: 1px solid #555; color: #fff; }
.credit { font-size: 12px; color: #888; margin-left: auto; }
.credit a { color: #4a90e2; text-decoration: none; }
.credit a:hover { text-decoration: underline; }
.model-icon {
width: 20px;
height: 20px;
background: linear-gradient(135deg, #4a90e2, #357abd);
border-radius: 4px;
display: flex;
align-items: center;
justify-content: center;
color: white;
flex-shrink: 0;
}
.model-icon svg {
width: 12px;
height: 12px;
fill: currentColor;
}
.api-key-warning {
background-color: #d32f2f;
color: white;
padding: 8px 12px;
border-radius: 4px;
margin-top: 8px;
font-size: 13px;
display: none;
}
</style>
</head>
<body>
<div id="ai-notification" class="notification">
<svg fill="currentColor" width="20" height="20" viewBox="0 0 24 24"><path d="M13,14H11V10H13M13,18H11V16H13M1,21H23L12,2L1,21Z"></path></svg>
<span id="ai-notification-text"></span>
</div>
<div class="container">
<div class="left-panel">
<div class="header">
<div class="player-info"><div class="avatar"><svg viewBox="0 0 24 24"><path d="M12,20A8,8 0 0,0 20,12A8,8 0 0,0 12,4A8,8 0 0,0 4,12A8,8 0 0,0 12,20M12,2A10,10 0 0,1 22,12A10,10 0 0,1 12,22C6.47,22 2,17.5 2,12A10,10 0 0,1 12,2M15.5,8C16.3,8 17,8.7 17,9.5C17,10.3 16.3,11 15.5,11C14.7,11 14,10.3 14,9.5C14,8.7 14.7,8 15.5,8M10,9.5C10,10.3 9.3,11 8.5,11C7.7,11 7,10.3 7,9.5C7,8.7 7.7,8 8.5,8C9.3,8 10,8.7 10,9.5M12,17.23C10.25,17.23 8.71,16.5 7.81,15.42L9.07,14.34C9.69,15.12 10.8,15.23 12,15.23C13.2,15.23 14.31,15.12 14.93,14.34L16.19,15.42C15.29,16.5 13.75,17.23 12,17.23Z"/></svg></div><div><span class="player-name">Gemifish</span><span class="rating">(2000+)</span></div></div>
<div class="header-actions">
<div id="ai-btn" class="settings-icon" title="AI Personality">
<svg fill="currentColor" viewBox="0 0 24 24"><path d="M12,2A2,2 0 0,1 14,4C14,4.74 13.6,5.39 13,5.73V7H14A7,7 0 0,1 21,14H22A1,1 0 0,1 23,15V18A1,1 0 0,1 22,19H21V20A2,2 0 0,1 19,22H5A2,2 0 0,1 3,20V19H2A1,1 0 0,1 1,18V15A1,1 0 0,1 2,14H3A7,7 0 0,1 10,7H11V5.73C10.4,5.39 10,4.74 10,4A2,2 0 0,1 12,2M7.5,13A2.5,2.5 0 0,0 5,15.5A2.5,2.5 0 0,0 7.5,18A2.5,2.5 0 0,0 10,15.5A2.5,2.5 0 0,0 7.5,13M16.5,13A2.5,2.5 0 0,0 14,15.5A2.5,2.5 0 0,0 16.5,18A2.5,2.5 0 0,0 19,15.5A2.5,2.5 0 0,0 16.5,13Z"/></svg>
</div>
<div id="settings-btn" class="settings-icon" title="Settings">
<svg fill="currentColor" viewBox="0 0 24 24"><path d="M12,15.5A3.5,3.5 0 0,1 8.5,12A3.5,3.5 0 0,1 12,8.5A3.5,3.5 0 0,1 15.5,12A3.5,3.5 0 0,1 12,15.5M19.43,12.97C19.47,12.65 19.5,12.33 19.5,12C19.5,11.67 19.47,11.34 19.43,11L21.54,9.37C21.73,9.22 21.78,8.95 21.66,8.73L19.66,5.27C19.54,5.05 19.27,4.96 19.05,5.05L16.56,6.05C16.04,5.66 15.5,5.32 14.87,5.07L14.5,2.42C14.46,2.18 14.25,2 14,2H10C9.75,2 9.54,2.18 9.5,2.42L9.13,5.07C8.5,5.32 7.96,5.66 7.44,6.05L4.95,5.05C4.73,4.96 4.46,5.05 4.34,5.27L2.34,8.73C2.22,8.95 2.27,9.22 2.46,9.37L4.57,11C4.53,11.34 4.5,11.67 4.5,12C4.5,12.33 4.53,12.65 4.57,12.97L2.46,14.63C2.27,14.78 2.22,15.05 2.34,15.27L4.34,18.73C4.46,18.95 4.73,19.03 4.95,18.95L7.44,17.94C7.96,18.34 8.5,18.68 9.13,18.93L9.5,21.58C9.54,21.82 9.75,22 10,22H14C14.25,22 14.46,21.82 14.5,21.58L14.87,18.93C15.5,18.68 16.04,18.34 16.56,17.94L19.05,18.95C19.27,19.03 19.54,18.95 19.66,18.73L21.66,15.27C21.78,15.05 21.73,14.78 21.54,14.63L19.43,12.97Z"/></svg>
</div>
<div id="settings-popover">
<div class="settings-section-header">Board Theme</div>
<button id="theme-brown-btn" class="theme-btn">
<div class="theme-swatch">
<div class="theme-swatch-light" style="background-color: #f0d9b5;"></div>
<div class="theme-swatch-dark" style="background-color: #b58863;"></div>
</div>
Brown
</button>
<button id="theme-blue-btn" class="theme-btn active">
<div class="theme-swatch">
<div class="theme-swatch-light" style="background-color: #D8DEE9;"></div>
<div class="theme-swatch-dark" style="background-color: #819AAE;"></div>
</div>
Blue
</button>
<div class="settings-section-header">Gemini Model</div>
<button id="model-flash-btn" class="model-btn active">
<div class="model-icon">
<svg viewBox="0 0 24 24"><path d="M7,2V13H10V22L17,10H13L17,2H7Z" fill="currentColor"/></svg>
</div>
Flash (Fast)
</button>
<button id="model-pro-btn" class="model-btn">
<div class="model-icon">
<svg viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2M12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4M12,6A6,6 0 0,0 6,12A6,6 0 0,0 12,18A6,6 0 0,0 18,12A6,6 0 0,0 12,6M12,8A4,4 0 0,1 16,12A4,4 0 0,1 12,16A4,4 0 0,1 8,12A4,4 0 0,1 12,8Z" fill="currentColor"/></svg>
</div>
Pro (Powerful)
</button>
<div class="settings-section-header">API Settings</div>
<button id="api-settings-btn" class="model-btn">
<div class="model-icon">
<svg viewBox="0 0 24 24"><path d="M12,1L3,5V11C3,16.55 6.84,21.74 12,23C17.16,21.74 21,16.55 21,11V5L12,1M11,7H13V13H11V7M11,15H13V17H11V15Z" fill="currentColor"/></svg>
</div>
API Key
</button>
</div>
</div>
</div>
<div class="chess-board-container"><div id="game-board"></div></div>
<div class="bottom-section">
<div class="guest-avatar"><svg viewBox="0 0 24 24"><path d="M12,4A4,4 0 0,1 16,8A4,4 0 0,1 12,12A4,4 0 0,1 8,8A4,4 0 0,1 12,4M12,14C16.42,14 20,15.79 20,18V20H4V18C4,15.79 7.58,14 12,14Z"/></svg></div>
<div class="guest-label">Guest</div>
<div class="action-icons"><div id="share-btn" class="action-icon" title="Share"><svg viewBox="0 0 24 24"><path d="M21,12L14,5V9C7,10 4,15 3,20C5.5,16.5 9,14.9 14,14.9V19L21,12Z"/></svg></div></div>
<div class="credit">Dibuat oleh <a href="https://reddit.com/u/DinnerUnlucky4661" target="_blank">/u/DinnerUnlucky4661</a> on Reddit</div>
</div>
</div>
<div class="right-panel">
<div class="right-header"><div class="play-bots"><div class="bot-icon"><svg viewBox="0 0 24 24"><path d="M12,2A2,2 0 0,1 14,4C14,4.74 13.6,5.39 13,5.73V7H14A7,7 0 0,1 21,14H22A1,1 0 0,1 23,15V18A1,1 0 0,1 22,19H21V20A2,2 0 0,1 19,22H5A2,2 0 0,1 3,20V19H2A1,1 0 0,1 1,18V15A1,1 0 0,1 2,14H3A7,7 0 0,1 10,7H11V5.73C10.4,5.39 10,4.74 10,4A2,2 0 0,1 12,2M7.5,13A2.5,2.5 0 0,0 5,15.5A2.5,2.5 0 0,0 7.5,18A2.5,2.5 0 0,0 10,15.5A2.5,2.5 0 0,0 7.5,13M16.5,13A2.5,2.5 0 0,0 14,15.5A2.5,2.5 0 0,0 16.5,18A2.5,2.5 0 0,0 19,15.5A2.5,2.5 0 0,0 16.5,13Z"/></svg></div><span>Play Bots</span></div></div>
<div class="moves-section"><div class="moves-header" id="status-display">Loading Gemifish Engine...</div><div class="moves-list" id="moves-list"></div></div>
<div class="ai-reasoning-section">
<div class="ai-reasoning-header">
<svg fill="currentColor" width="16" height="16" viewBox="0 0 24 24"><path d="M12,2A2,2 0 0,1 14,4C14,4.74 13.6,5.39 13,5.73V7H14A7,7 0 0,1 21,14H22A1,1 0 0,1 23,15V18A1,1 0 0,1 22,19H21V20A2,2 0 0,1 19,22H5A2,2 0 0,1 3,20V19H2A1,1 0 0,1 1,18V15A1,1 0 0,1 2,14H3A7,7 0 0,1 10,7H11V5.73C10.4,5.39 10,4.74 10,4A2,2 0 0,1 12,2Z"/></svg>
AI Reasoning
</div>
<p id="ai-reasoning-text">Set a personality to see the AI's thoughts here.</p>
</div>
<div class="controls">
<div class="nav-controls">
<button id="btn-first" class="control-btn"><svg viewBox="0 0 24 24"><path d="M18.41,16.59L13.82,12L18.41,7.41L17,6L11,12L17,18L18.41,16.59M6,6H8V18H6V6Z"/></svg></button>
<button id="btn-back" class="control-btn"><svg viewBox="0 0 24 24"><path d="M15.41,16.58L10.83,12L15.41,7.41L14,6L8,12L14,18L15.41,16.58Z"/></svg></button>
<button id="btn-forward" class="control-btn"><svg viewBox="0 0 24 24"><path d="M8.59,16.58L13.17,12L8.59,7.41L10,6L16,12L10,18L8.59,16.58Z"/></svg></button>
<button id="btn-last" class="control-btn"><svg viewBox="0 0 24 24"><path d="M5.59,7.41L10.18,12L5.59,16.59L7,18L13,12L7,6L5.59,7.41M16,6H18V18H16V6Z"/></svg></button>
</div>
<div>
<button id="new-game-btn" class="new-game-btn"><svg viewBox="0 0 24 24"><path d="M12,4V2A10,10 0 0,0 2,12H4A8,8 0 0,1 12,4Z"/></svg><span>New Game</span></button>
<button id="resign-btn" class="resign-btn"><svg viewBox="0 0 24 24"><path d="M14.4,6L14,4H5V21H7V14H12.6L13,16H20V6H14.4Z"/></svg><span>Resign</span></button>
</div>
</div>
</div>
</div>
<div class="modal-overlay" id="pgn-modal-overlay">
<div class="modal">
<div class="modal-header">
Share Game
<button id="modal-close-btn" class="modal-close-btn"><svg width="22" height="22" viewBox="0 0 22 22"><line x1="6" y1="6" x2="16" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/><line x1="16" y1="6" x2="6" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/></svg></button>
</div>
<div class="modal-content">
<div class="tabs"><button class="tab">PGN</button></div>
<div>
<div class="section-label">FEN</div>
<div class="input-row"><input class="input-box" id="fenInput" readonly><button class="copy-btn" id="copy-fen-btn" title="Copy FEN"><svg width="22" height="22" viewBox="0 0 24 24"><path fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 4v4H4m12-4v4h4M8 20v-4H4m12 4v-4h4m-4-2h-4v4h4zM8 9H4V5h4zm12 0h-4V5h4zm-8 8H8v-4h4z"/></svg></button></div>
<div class="section-label">PGN</div>
<div class="input-row"><textarea class="input-box pgn-area" id="pgnText" readonly></textarea><button class="copy-btn" id="copy-pgn-btn" title="Copy PGN"><svg width="22" height="22" viewBox="0 0 24 24"><path fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 4v4H4m12-4v4h4M8 20v-4H4m12 4v-4h4m-4-2h-4v4h4zM8 9H4V5h4zm12 0h-4V5h4zm-8 8H8v-4h4z"/></svg></button></div>
<button class="modal-action-btn download" id="download-pgn-btn"><svg width="24" height="24" viewBox="0 0 24 24"><path d="M12 4v12m0 0l-4-4m4 4l4-4m-4 8h8a2 2 0 002-2v-2" stroke="#fff" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" fill="none"/></svg>Download</button>
</div>
</div>
</div>
</div>
<div class="modal-overlay" id="ai-modal-overlay">
<div class="modal">
<div class="modal-header">
AI Personality
<button id="ai-modal-close-btn" class="modal-close-btn"><svg width="22" height="22" viewBox="0 0 22 22"><line x1="6" y1="6" x2="16" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/><line x1="16" y1="6" x2="6" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/></svg></button>
</div>
<div class="modal-content">
<div class="section-label" style="margin-top: 16px;">System Prompt</div>
<p style="font-size: 13px; color: #aaa; margin-bottom: 12px;">Describe the personality for the AI opponent. If this is empty, the AI will play using the standard Stockfish engine.</p>
<div class="input-row">
<textarea class="input-box pgn-area" id="ai-personality-input" placeholder="e.g., An aggressive pirate who loves to attack and sacrifice pieces."></textarea>
</div>
<button class="modal-action-btn save-ai" id="save-ai-personality-btn"><svg fill="currentColor" width="24" height="24" viewBox="0 0 24 24"><path d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z"/></svg>Apply Personality</button>
</div>
</div>
</div>
<div class="modal-overlay" id="settings-modal-overlay">
<div class="modal">
<div class="modal-header">
API Settings
<button id="settings-modal-close-btn" class="modal-close-btn"><svg width="22" height="22" viewBox="0 0 22 22"><line x1="6" y1="6" x2="16" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/><line x1="16" y1="6" x2="6" y2="16" stroke="#bdbdbd" stroke-width="2" stroke-linecap="round"/></svg></button>
</div>
<div class="modal-content">
<div class="section-label">Gemini API Key</div>
<p style="font-size: 13px; color: #aaa; margin-bottom: 12px;">Masukkan API key-mu untuk menggunakan AI personality. Jika kosong, hanya Stockfish engine yang akan digunakan.</p>
<input type="text" id="api-key-input" class="input-box" placeholder="Your Gemini API Key">
<div id="api-key-warning" class="api-key-warning">
API key tidak valid atau kosong. Silakan masukkan API key yang valid.
</div>
<button class="modal-action-btn save-ai" id="save-settings-btn"><svg fill="currentColor" width="24" height="24" viewBox="0 0 24 24"><path d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z"/></svg>Save API Key</button>
<div class="settings-section-header">Board Theme</div>
<button id="theme-brown-btn-modal" class="theme-btn"><div class="theme-swatch"><div class="theme-swatch-light" style="background-color: #f0d9b5;"></div><div class="theme-swatch-dark" style="background-color: #b58863;"></div></div>Brown</button>
<button id="theme-blue-btn-modal" class="theme-btn active"><div class="theme-swatch"><div class="theme-swatch-light" style="background-color: #D8DEE9;"></div><div class="theme-swatch-dark" style="background-color: #819AAE;"></div></div>Blue</button>
</div>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<script src="https://unpkg.com/@chrisoakman/chessboardjs@1.0.0/dist/chessboard-1.0.0.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/chess.js/0.10.2/chess.min.js"></script>
<script>
var board = null, game = new Chess(), $status = $('#status-display');
var playerColor = 'w', engine = null, isGameOver = false, viewingMoveIndex = -1;
var boardThemeStyle = document.createElement('style');
document.head.appendChild(boardThemeStyle);
var aiPersonality = '';
var geminiApiKey = '';
var userApiKey = '';
var isEngineSearching = false;
var topMovesWithEvals = [];
var selectedGeminiModel = 'gemini-1.5-flash-latest';
const useLLM = () => aiPersonality && aiPersonality.trim() !== '' && (userApiKey || geminiApiKey);
const THEMES = {
brown: { light: '#f0d9b5', dark: '#b58863' },
blue: { light: '#D8DEE9', dark: '#819AAE' }
};
const STOCKFISH_WORKER_URL = 'https://cdnjs.cloudflare.com/ajax/libs/stockfish.js/10.0.2/stockfish.js';
const pieceImagePaths = {'wP': 'https://upload.wikimedia.org/wikipedia/commons/4/45/Chess_plt45.svg','wR': 'https://upload.wikimedia.org/wikipedia/commons/7/72/Chess_rlt45.svg','wN': 'https://upload.wikimedia.org/wikipedia/commons/7/70/Chess_nlt45.svg','wB': 'https://upload.wikimedia.org/wikipedia/commons/b/b1/Chess_blt45.svg','wQ': 'https://upload.wikimedia.org/wikipedia/commons/1/15/Chess_qlt45.svg','wK': 'https://upload.wikimedia.org/wikipedia/commons/4/42/Chess_klt45.svg','bP': 'https://upload.wikimedia.org/wikipedia/commons/c/c7/Chess_pdt45.svg','bR': 'https://upload.wikimedia.org/wikipedia/commons/f/ff/Chess_rdt45.svg','bN': 'https://upload.wikimedia.org/wikipedia/commons/e/ef/Chess_ndt45.svg','bB': 'https://upload.wikimedia.org/wikipedia/commons/9/98/Chess_bdt45.svg','bQ': 'https://upload.wikimedia.org/wikipedia/commons/4/47/Chess_qdt45.svg','bK': 'https://upload.wikimedia.org/wikipedia/commons/f/f0/Chess_kdt45.svg'};
function pieceTheme(piece) { return pieceImagePaths[piece]; }
// Resize handling
let resizeObserver = null;
let resizeRAF = null;
function rafResize(cb) {
if (resizeRAF) cancelAnimationFrame(resizeRAF);
resizeRAF = requestAnimationFrame(cb);
}
function ensureBoardFits() {
const anyModalOpen = $('.modal-overlay:visible').length > 0;
if (anyModalOpen) return;
const container = $('.chess-board-container');
const containerWidth = container.width() - 16;
const containerHeight = container.height() - 16;
if (containerWidth <= 0 || containerHeight <= 0) return;
const maxSize = Math.min(containerWidth, containerHeight);
$('#game-board').css({ 'width': maxSize + 'px', 'height': maxSize + 'px' });
board.resize();
}
function startResizeObserver() {
const el = document.querySelector('.chess-board-container');
if (!el) return;
if (resizeObserver) resizeObserver.disconnect();
resizeObserver = new ResizeObserver(() => rafResize(ensureBoardFits));
resizeObserver.observe(el);
}
function setBoardTheme(themeName) {
const theme = THEMES[themeName];
boardThemeStyle.innerHTML = `
.square-55d63.white-1e1d7 { background-color: ${theme.light}; color: ${theme.dark}; }
.square-55d63.black-3c85d { background-color: ${theme.dark}; color: ${theme.light}; }
`;
$('.theme-btn').removeClass('active');
$(`#theme-${themeName}-btn`).addClass('active');
$(`#theme-${themeName}-btn-modal`).addClass('active');
}
function setAIModel(modelName) {
selectedGeminiModel = modelName;
$('.model-btn').removeClass('active');
if (modelName === 'gemini-1.5-flash-latest') {
$('#model-flash-btn').addClass('active');
} else if (modelName === 'gemini-1.5-pro-latest') {
$('#model-pro-btn').addClass('active');
}
showNotification(`AI Model set to ${modelName.includes('pro') ? 'Pro (Powerful)' : 'Flash (Fast)'}.`, 3000);
}
function isAtLatest() {
return viewingMoveIndex === game.history().length - 1;
}
function safeSetEngineSearching(v) {
isEngineSearching = v;
updateStatus();
}
function onDragStart(source, piece) {
const canMove = !isGameOver && !isEngineSearching && !game.game_over() && game.turn() === playerColor && isAtLatest();
return canMove;
}
function createEngineWorker() {
return fetch(STOCKFISH_WORKER_URL).then(res => res.text()).then(scriptText => {
const blob = new Blob([scriptText], { type: 'application/javascript' });
return new Worker(URL.createObjectURL(blob));
});
}
let searchTimeoutId = null;
function clearSearchTimeout() {
if (searchTimeoutId) { clearTimeout(searchTimeoutId); searchTimeoutId = null; }
}
function initializeEngine() {
createEngineWorker().then(worker => {
engine = worker;
engine.onmessage = handleEngineMessage;
engine.postMessage('uci');
engine.postMessage('setoption name MultiPV value 5');
updateStatus();
}).catch(err => {
console.error("Failed to load engine:", err);
updateStatus("Error: Could not load engine.");
});
}
function showNotification(message, duration = 6000) {
const notification = $('#ai-notification');
$('#ai-notification-text').text(message);
notification.addClass('show');
setTimeout(() => { notification.removeClass('show'); }, duration);
}
function handleEngineMessage(event) {
const message = event.data || '';
if (useLLM()) {
if (message.startsWith('info')) {
const m = message.match(/score\s(cp|mate)\s(-?\d+).*?\spv\s+([a-h][1-8][a-h][1-8][qrbn]?)/);
if (m) {
const type = m[1];
const val = parseInt(m[2], 10);
const move = m[3];
const score = type === 'mate' ? (val > 0 ? 100000 - Math.abs(val) : -100000 + Math.abs(val)) : val;
if (!topMovesWithEvals.some(x => x.move === move)) {
topMovesWithEvals.push({ move, score });
if (topMovesWithEvals.length > 8) topMovesWithEvals.length = 8;
}
}
}
if (message.startsWith('bestmove')) {
const bestMoveFallback = message.split(' ')[1];
const movesSnapshot = topMovesWithEvals.slice();
topMovesWithEvals = [];
decideMoveWithLLM(bestMoveFallback, movesSnapshot).catch(err => {
console.error('LLM error (outer):', err);
$('#ai-reasoning-text').text("Error with AI. Playing fallback.");
makeMoveOnBoard(bestMoveFallback);
safeSetEngineSearching(false);
});
clearSearchTimeout();
}
} else {
if (message.startsWith('bestmove')) {
const bestMove = message.split(' ')[1];
makeMoveOnBoard(bestMove);
safeSetEngineSearching(false);
topMovesWithEvals = [];
clearSearchTimeout();
}
}
}
async function decideMoveWithLLM(fallbackMove, movesSnapshot) {
try {
const apiKeyToUse = userApiKey || geminiApiKey;
if (!apiKeyToUse || apiKeyToUse.trim() === '') {
showNotification('API key is required for AI personality. Please set it in Settings.', 8000);
makeMoveOnBoard(fallbackMove);
safeSetEngineSearching(false);
return;
}
if (isGameOver || game.game_over()) {
safeSetEngineSearching(false);
return;
}
const movesData = Array.isArray(movesSnapshot) ? movesSnapshot : [];
if (movesData.length === 0) {
makeMoveOnBoard(fallbackMove);
safeSetEngineSearching(false);
return;
}
const fen = game.fen();
const turn = game.turn() === 'w' ? 'White' : 'Black';
const prompt = `You are a strong chess engine and role-player. Choose only from moves list.
Prioritize strength (80%) and personality (20%). Output strict JSON only.
State:
- FEN: ${fen}
- Turn: ${turn}
- Personality: "${aiPersonality}"
Moves (JSON array of {move, score}): ${JSON.stringify(movesData)}
Output JSON:
{
"bestMove": "e2e4",
"reasoning": "short in-character explanation",
"deviationWarning": null | "short reason if deviated"
}`;
updateStatus('Consulting AI personality...');
$('#ai-reasoning-text').text('Thinking...');
const response = await fetch(`https://generativelanguage.googleapis.com/v1beta/models/${selectedGeminiModel}:generateContent?key=${apiKeyToUse}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ "contents": [{ "parts": [{ "text": prompt }] }] })
});
if (response.status === 429) {
await new Promise(res => setTimeout(res, 1200 + Math.random()*500));
}
if (!response.ok) {
if ([400,401,403].includes(response.status)) {
showNotification('Invalid/unauthorized API key. Check Settings.', 8000);
} else {
showNotification('Error with AI service. Using best move.', 5000);
}
throw new Error(`API request failed with status ${response.status}`);
}
const data = await response.json();
const rawText = data?.candidates?.[0]?.content?.parts?.[0]?.text || '';
const jsonMatch = rawText.match(/```json\s*([\s\S]*?)```/i) || rawText.match(/(\{[\s\S]*\})/);
if (!jsonMatch) throw new Error("LLM did not return a parsable JSON object.");
const result = JSON.parse(jsonMatch[1] || jsonMatch[0]);
if (!result.bestMove || typeof result.reasoning === 'undefined') {
throw new Error("Parsed JSON from LLM is missing required keys ('bestMove', 'reasoning').");
}
if (result.deviationWarning) showNotification(result.deviationWarning);
$('#ai-reasoning-text').text(result.reasoning || "Move chosen.");
const allowed = movesData.some(item => item.move === result.bestMove);
if (allowed) {
makeMoveOnBoard(result.bestMove);
} else {
console.warn(`LLM chose a move (${result.bestMove}) not in the valid list. Defaulting to best Stockfish move.`);
makeMoveOnBoard(fallbackMove);
}
} catch (error) {
console.error("An error occurred while getting the AI's move:", error);
$('#ai-reasoning-text').text("AI error. Using fallback.");
makeMoveOnBoard(fallbackMove);
} finally {
safeSetEngineSearching(false);
}
}
function stopEngineSearch() {
if (!engine) return;
try { engine.postMessage('stop'); } catch (e) { console.warn('stop failed:', e); }
clearSearchTimeout();
}
function makeEngineMove() {
if (isGameOver || game.game_over() || !engine) return;
if (isEngineSearching) return;
safeSetEngineSearching(true);
updateStatus('Gemifish is thinking...');
topMovesWithEvals = [];
stopEngineSearch();
engine.postMessage('position fen ' + game.fen());
engine.postMessage('go depth 15');
clearSearchTimeout();
searchTimeoutId = setTimeout(() => {
console.warn('Engine search timeout; forcing stop.');
stopEngineSearch();
safeSetEngineSearching(false);
}, 12000);
}
function makeMoveOnBoard(move) {
if (!move || isGameOver) return;
const res = game.move(move, { sloppy: true });
if (!res) return;
board.position(game.fen());
viewingMoveIndex = game.history().length - 1;
updateMoveHistory();
updateStatus();
rafResize(ensureBoardFits);
}
function onDrop(source, target) {
if (isEngineSearching || !isAtLatest()) return 'snapback';
var move = game.move({ from: source, to: target, promotion: 'q' });
if (move === null) return 'snapback';
viewingMoveIndex = game.history().length - 1;
updateMoveHistory();
updateStatus();
if (game.game_over()) {
updateStatus();
safeSetEngineSearching(false);
} else {
window.setTimeout(makeEngineMove, 200);
}
}
function onSnapEnd() {
board.position(game.fen());
rafResize(ensureBoardFits);
}
function updateMoveHistory() {
const history = game.history({ verbose: false });
const moveList = $('#moves-list');
moveList.empty();
let moveRow;
for (let i = 0; i < history.length; i++) {
if (i % 2 === 0) {
moveRow = $('<div class="move-row"></div>').append(`<span class="move-number">${(i / 2) + 1}.</span>`);
moveList.append(moveRow);
}
const san = history[i];
const $moveSpan = $('<span class="move"></span>').text(san);
moveRow.append($moveSpan);
}
$('.moves-section').scrollTop($('.moves-section')[0].scrollHeight);
updateHighlighting();
updateNavButtons();
}
function updateHighlighting() {
$('.move').removeClass('highlighted-move');
if (viewingMoveIndex > -1) $('.move').eq(viewingMoveIndex).addClass('highlighted-move');
}
function navigateToMove(index) {
const history = game.history();
if (index < -1 || index >= history.length) return;
viewingMoveIndex = index;
const tempGame = new Chess();
for (let i = 0; i <= viewingMoveIndex; i++) tempGame.move(history[i]);
board.position(tempGame.fen());
updateHighlighting();
updateNavButtons();
rafResize(ensureBoardFits);
}
function updateStatus(customStatus) {
var status = customStatus || '';
if (!customStatus) {
if (isGameOver) {
status = "You Resigned. Gemifish Wins.";
} else {
var moveColor = game.turn() === 'b' ? 'Black' : 'White';
if (game.in_checkmate()) status = 'Game over: ' + moveColor + ' is in checkmate.';
else if (game.in_draw()) status = 'Game over: Drawn position';
else {
status = (game.turn() === playerColor ? 'Your' : "Gemifish's") + ' turn';
if (game.in_check()) status += ' (in check)';
}
}
}
if (game.game_over() || isGameOver) {
$('#resign-btn').prop('disabled', true);
} else {
$('#resign-btn').prop('disabled', false);
}
$status.html(status);
updateNavButtons();
}
function updateNavButtons() {
const historyLength = game.history().length;
const onLatestMove = viewingMoveIndex === historyLength - 1;
$('#btn-first').prop('disabled', viewingMoveIndex <= -1);
$('#btn-back').prop('disabled', viewingMoveIndex <= -1);
$('#btn-forward').prop('disabled', onLatestMove);
$('#btn-last').prop('disabled', onLatestMove);
}
function newGame() {
stopEngineSearch();
game = new Chess();
board.position('start');
viewingMoveIndex = -1;
isGameOver = false;
safeSetEngineSearching(false);
topMovesWithEvals = [];
updateMoveHistory();
updateStatus();
$('#ai-reasoning-text').text('Set a personality to see the AI\'s thoughts here.');
$('#resign-btn').prop('disabled', false);
showNotification('New game started!', 2000);
rafResize(ensureBoardFits);
}
function openShareModal() {
$('#fenInput').val(game.fen());
$('#pgnText').val(game.pgn());
$('#pgn-modal-overlay').css('display', 'flex');
rafResize(ensureBoardFits);
}
function closeShareModal() { $('#pgn-modal-overlay').css('display', 'none'); rafResize(ensureBoardFits); }
function openAIPersonalityModal() {
$('#ai-personality-input').val(aiPersonality);
$('#ai-modal-overlay').css('display', 'flex');
rafResize(ensureBoardFits);
}
function closeAIPersonalityModal() { $('#ai-modal-overlay').css('display', 'none'); rafResize(ensureBoardFits); }
function saveAIPersonality() {
aiPersonality = $('#ai-personality-input').val();
if (useLLM()) {
$('#ai-btn').addClass('active-ai');
$('#ai-reasoning-text').text('Personality set. Make your move!');
} else {
$('#ai-btn').removeClass('active-ai');
$('#ai-reasoning-text').text('Set a personality to see the AI\'s thoughts here.');
}
closeAIPersonalityModal();
}
function copyToClipboard(elementId, btnElem) {
navigator.clipboard.writeText($(`#${elementId}`).val()).then(() => {
const originalContent = $(btnElem).html();
$(btnElem).html('Copied!');
setTimeout(() => { $(btnElem).html(originalContent); }, 2000);
}).catch(err => {
console.error('Failed to copy text: ', err);
const originalContent = $(btnElem).html();
$(btnElem).html('Error!');
setTimeout(() => { $(btnElem).html(originalContent); }, 2000);
});
}
function downloadPGN() {
const text = $('#pgnText').val();
const blob = new Blob([text], { type: 'application/vnd.chess-pgn' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a'); a.href = url;
a.download = `Gemifish-vs-Guest-${new Date().toISOString().slice(0,10)}.pgn`;
document.body.appendChild(a); a.click();
document.body.removeChild(a); URL.revokeObjectURL(url);
}
function openSettingsModal() {
$('#api-key-input').val(userApiKey);
$('#api-key-warning').hide();
$('#settings-modal-overlay').css('display', 'flex');
rafResize(ensureBoardFits);
}
function closeSettingsModal() { $('#settings-modal-overlay').css('display', 'none'); rafResize(ensureBoardFits); }
var config = {
draggable: true,
position: 'start',
onDragStart,
onDrop,
onSnapEnd,
pieceTheme,
showNotation: true
};
board = Chessboard('game-board', config);
ensureBoardFits();
$(window).on('resize', () => rafResize(ensureBoardFits));
startResizeObserver();
// Event Handlers
$('#new-game-btn').on('click', newGame);
$('#resign-btn').on('click', () => {
if (!isGameOver && !game.game_over()) {
isGameOver = true;
stopEngineSearch();
safeSetEngineSearching(false);
updateStatus();
}
});
$('#btn-back').on('click', () => navigateToMove(viewingMoveIndex - 1));
$('#btn-forward').on('click', () => navigateToMove(viewingMoveIndex + 1));
$('#btn-first').on('click', () => navigateToMove(-1));
$('#btn-last').on('click', () => navigateToMove(game.history().length - 1));
$('#share-btn').on('click', openShareModal);
$('#modal-close-btn').on('click', function(e) { e.stopPropagation(); closeShareModal(); });
$('#pgn-modal-overlay').on('click', function(e) { if (e.target === this || $(e.target).is('#modal-close-btn, #modal-close-btn *')) closeShareModal(); });
$('#ai-btn').on('click', openAIPersonalityModal);
$('#ai-modal-close-btn').on('click', function(e) { e.stopPropagation(); closeAIPersonalityModal(); });
$('#ai-modal-overlay').on('click', function(e) { if (e.target === this || $(e.target).is('#ai-modal-close-btn, #ai-modal-close-btn *')) closeAIPersonalityModal(); });
$('#save-ai-personality-btn').on('click', saveAIPersonality);
$('.modal').on('click', e => e.stopPropagation());
$('#copy-fen-btn').on('click', function() { copyToClipboard('fenInput', this); });
$('#copy-pgn-btn').on('click', function() { copyToClipboard('pgnText', this); });
$('#download-pgn-btn').on('click', downloadPGN);
$('#settings-btn').on('click', function(e) {
e.stopPropagation();
$('#settings-popover').toggle();
});
$(document).on('click', function() {
$('#settings-popover').hide();
});
$('#settings-popover').on('click', e => e.stopPropagation());
$('#api-settings-btn').on('click', function() {
$('#settings-popover').hide();
openSettingsModal();
});
$('#settings-modal-close-btn').on('click', function(e) { e.stopPropagation(); closeSettingsModal(); });
$('#settings-modal-overlay').on('click', function(e) { if (e.target === this || $(e.target).is('#settings-modal-close-btn, #settings-modal-close-btn *')) closeSettingsModal(); });
$('#save-settings-btn').on('click', () => {
const newApiKey = $('#api-key-input').val().trim();
if (!newApiKey || newApiKey.length < 10) {
$('#api-key-warning').show();
return;
}
userApiKey = newApiKey;
$('#api-key-warning').hide();
closeSettingsModal();
showNotification('API key saved successfully!', 3000);
if (aiPersonality && aiPersonality.trim() !== '') {
$('#ai-btn').addClass('active-ai');
$('#ai-reasoning-text').text('Personality set. Make your move!');
}
});
// Theme buttons in popover
$('#theme-brown-btn').on('click', () => setBoardTheme('brown'));
$('#theme-blue-btn').on('click', () => setBoardTheme('blue'));
// Theme buttons in modal
$('#theme-brown-btn-modal').on('click', () => setBoardTheme('brown'));
$('#theme-blue-btn-modal').on('click', () => setBoardTheme('blue'));
// Model selection buttons
$('#model-flash-btn').on('click', () => setAIModel('gemini-1.5-flash-latest'));
$('#model-pro-btn').on('click', () => setAIModel('gemini-1.5-pro-latest'));
setBoardTheme('blue');
initializeEngine();
</script>
</body>
</html>