<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Workers - Task Graph Dashboard</title>
<script src="https://unpkg.com/htmx.org@2.0.0"></script>
<style>
:root {
--bg-primary: #1a1a2e;
--bg-secondary: #16213e;
--bg-tertiary: #0f3460;
--text-primary: #eaeaea;
--text-secondary: #a0a0a0;
--accent: #e94560;
--accent-hover: #ff6b6b;
--success: #4ade80;
--warning: #fbbf24;
--info: #60a5fa;
}
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
body {
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
background-color: var(--bg-primary);
color: var(--text-primary);
min-height: 100vh;
}
nav {
background-color: var(--bg-secondary);
border-bottom: 1px solid var(--bg-tertiary);
padding: 1rem 2rem;
display: flex;
align-items: center;
gap: 2rem;
}
nav .logo {
font-size: 1.25rem;
font-weight: 700;
color: var(--accent);
text-decoration: none;
}
nav .nav-links {
display: flex;
gap: 1rem;
}
nav a {
color: var(--text-secondary);
text-decoration: none;
padding: 0.5rem 1rem;
border-radius: 0.375rem;
transition: all 0.2s ease;
}
nav a:hover,
nav a.active {
color: var(--text-primary);
background-color: var(--bg-tertiary);
}
nav a.active {
border-bottom: 2px solid var(--accent);
}
main {
max-width: 1400px;
margin: 0 auto;
padding: 2rem;
}
h1 {
font-size: 2rem;
margin-bottom: 1.5rem;
color: var(--text-primary);
}
h2 {
font-size: 1.25rem;
margin-bottom: 1rem;
color: var(--text-primary);
}
.card {
background-color: var(--bg-secondary);
border: 1px solid var(--bg-tertiary);
border-radius: 0.5rem;
padding: 1.5rem;
margin-bottom: 1rem;
}
.card-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 1rem;
}
.card-title {
font-size: 1.125rem;
font-weight: 600;
}
.badge {
display: inline-block;
padding: 0.25rem 0.75rem;
border-radius: 9999px;
font-size: 0.75rem;
font-weight: 500;
text-transform: uppercase;
}
.badge-success { background-color: var(--success); color: #000; }
.badge-warning { background-color: var(--warning); color: #000; }
.badge-info { background-color: var(--info); color: #000; }
.badge-pending { background-color: var(--text-secondary); color: #000; }
.badge-error { background-color: var(--accent); color: #fff; }
.tag {
display: inline-block;
padding: 0.125rem 0.5rem;
border-radius: 0.25rem;
font-size: 0.7rem;
background-color: var(--bg-tertiary);
color: var(--text-secondary);
margin-right: 0.25rem;
margin-bottom: 0.25rem;
}
table {
width: 100%;
border-collapse: collapse;
}
th, td {
text-align: left;
padding: 0.75rem;
border-bottom: 1px solid var(--bg-tertiary);
}
th {
color: var(--text-secondary);
font-weight: 500;
font-size: 0.875rem;
text-transform: uppercase;
}
tr:hover td {
background-color: var(--bg-tertiary);
}
.expandable-row {
cursor: pointer;
}
.expandable-row:hover {
background-color: rgba(15, 52, 96, 0.5);
}
.expand-icon {
display: inline-block;
width: 1rem;
margin-right: 0.5rem;
transition: transform 0.2s ease;
}
.expand-icon.expanded {
transform: rotate(90deg);
}
.detail-row {
display: none;
}
.detail-row.show {
display: table-row;
}
.detail-content {
background-color: var(--bg-primary);
padding: 1rem;
}
.detail-section {
margin-bottom: 1rem;
}
.detail-section:last-child {
margin-bottom: 0;
}
.detail-section h3 {
font-size: 0.875rem;
color: var(--text-secondary);
margin-bottom: 0.5rem;
text-transform: uppercase;
}
.detail-list {
list-style: none;
}
.detail-list li {
padding: 0.25rem 0;
font-size: 0.875rem;
border-bottom: 1px solid var(--bg-tertiary);
}
.detail-list li:last-child {
border-bottom: none;
}
.worker-status {
display: flex;
align-items: center;
gap: 0.5rem;
}
.status-dot {
width: 0.5rem;
height: 0.5rem;
border-radius: 50%;
}
.status-dot.online { background-color: var(--success); }
.status-dot.stale { background-color: var(--warning); }
.status-dot.offline { background-color: var(--text-secondary); }
.htmx-indicator {
opacity: 0;
transition: opacity 200ms ease-in;
}
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
opacity: 1;
}
.spinner {
display: inline-block;
width: 1rem;
height: 1rem;
border: 2px solid var(--text-secondary);
border-top-color: var(--accent);
border-radius: 50%;
animation: spin 0.8s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
.refresh-indicator {
position: fixed;
bottom: 1rem;
right: 1rem;
background-color: var(--bg-secondary);
border: 1px solid var(--bg-tertiary);
padding: 0.5rem 1rem;
border-radius: 0.375rem;
font-size: 0.75rem;
color: var(--text-secondary);
}
.refresh-indicator .dot {
display: inline-block;
width: 0.5rem;
height: 0.5rem;
background-color: var(--success);
border-radius: 50%;
margin-right: 0.5rem;
animation: pulse 2s infinite;
}
@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.5; }
}
.empty-state {
text-align: center;
padding: 2rem;
color: var(--text-secondary);
}
.time-ago {
font-size: 0.875rem;
color: var(--text-secondary);
}
.time-ago.recent { color: var(--success); }
.time-ago.stale { color: var(--warning); }
.time-ago.old { color: var(--accent); }
.file-path {
font-family: monospace;
font-size: 0.8rem;
color: var(--info);
}
.btn {
display: inline-block;
padding: 0.5rem 1rem;
border: none;
border-radius: 0.375rem;
font-size: 0.875rem;
font-weight: 500;
cursor: pointer;
transition: all 0.2s ease;
text-decoration: none;
}
.btn-primary {
background-color: var(--accent);
color: #fff;
}
.btn-primary:hover {
background-color: var(--accent-hover);
}
.btn-warning {
background-color: var(--warning);
color: #000;
}
.btn-warning:hover {
opacity: 0.9;
}
.btn-danger {
background-color: var(--accent);
color: #fff;
}
.btn-danger:hover {
background-color: var(--accent-hover);
}
.btn-sm {
padding: 0.25rem 0.5rem;
font-size: 0.75rem;
}
.btn:disabled {
opacity: 0.5;
cursor: not-allowed;
}
.header-actions {
display: flex;
gap: 0.5rem;
align-items: center;
}
.detail-actions {
margin-top: 1rem;
padding-top: 1rem;
border-top: 1px solid var(--bg-tertiary);
}
.select {
padding: 0.25rem 0.5rem;
border: 1px solid var(--bg-tertiary);
border-radius: 0.25rem;
background-color: var(--bg-secondary);
color: var(--text-primary);
font-size: 0.75rem;
}
.toast-container {
position: fixed;
top: 1rem;
right: 1rem;
z-index: 1000;
}
.toast {
background-color: var(--bg-secondary);
border: 1px solid var(--bg-tertiary);
border-radius: 0.375rem;
padding: 0.75rem 1rem;
margin-bottom: 0.5rem;
animation: slideIn 0.3s ease;
}
.toast.success {
border-left: 3px solid var(--success);
}
.toast.error {
border-left: 3px solid var(--accent);
}
@keyframes slideIn {
from { transform: translateX(100%); opacity: 0; }
to { transform: translateX(0); opacity: 1; }
}
</style>
</head>
<body>
<nav>
<a href="/" class="logo">Task Graph</a>
<div class="nav-links">
<a href="/">Dashboard</a>
<a href="/workers" class="active">Workers</a>
<a href="/tasks">Tasks</a>
<a href="/activity">Activity</a>
</div>
</nav>
<main>
<h1>Workers</h1>
<div id="toast-container" class="toast-container"></div>
<div class="card">
<div class="card-header">
<h2 class="card-title">Connected Workers</h2>
<div class="header-actions">
<button class="btn btn-warning btn-sm"
hx-post="/api/workers/cleanup"
hx-target="#cleanup-result"
hx-swap="innerHTML">
Evict Stale Workers
</button>
<span id="cleanup-result"></span>
<span class="htmx-indicator"><span class="spinner"></span></span>
</div>
</div>
<div id="workers-list"
hx-get="/api/workers/list"
hx-trigger="load, every 5s"
hx-swap="innerHTML">
<div class="empty-state">Loading workers...</div>
</div>
</div>
</main>
<div class="refresh-indicator">
<span class="dot"></span>
Auto-refresh: 5s
</div>
<script>
function toggleWorkerDetail(workerId) {
const detailRow = document.getElementById('worker-detail-' + workerId);
const expandIcon = document.getElementById('expand-icon-' + workerId);
if (detailRow) {
detailRow.classList.toggle('show');
if (expandIcon) {
expandIcon.classList.toggle('expanded');
}
if (detailRow.classList.contains('show') && !detailRow.dataset.loaded) {
htmx.trigger(detailRow, 'load-details');
detailRow.dataset.loaded = 'true';
}
}
}
function showToast(message, type) {
const container = document.getElementById('toast-container');
const toast = document.createElement('div');
toast.className = 'toast ' + type;
toast.textContent = message;
container.appendChild(toast);
setTimeout(() => {
toast.remove();
}, 5000);
}
document.body.addEventListener('htmx:afterRequest', function(evt) {
if (evt.detail.target && evt.detail.target.id === 'cleanup-result') {
if (evt.detail.successful) {
showToast('Cleanup completed', 'success');
htmx.trigger('#workers-list', 'refresh');
}
}
});
function formatTimeAgo(ms) {
const seconds = Math.floor(ms / 1000);
if (seconds < 60) return seconds + 's ago';
const minutes = Math.floor(seconds / 60);
if (minutes < 60) return minutes + 'm ago';
const hours = Math.floor(minutes / 60);
if (hours < 24) return hours + 'h ago';
const days = Math.floor(hours / 24);
return days + 'd ago';
}
</script>
</body>
</html>