dragon-iso/src/TeamsISO.App/Services/ControlPanelHtml.cs

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namespace TeamsISO.App.Services;
/// <summary>
/// The HTML / CSS / JS for the embedded control panel served at
/// <c>GET /ui</c>. Single self-contained string — no external CDN deps, no
/// build step, no React. Just enough to give operators a phone-friendly
/// remote that connects via WebSocket to <c>/ws</c> and posts to the
/// existing REST endpoints.
///
/// Visual language matches the WPF host: dark canvas, cyan accent, mono
/// font for codey labels. Keeping the styling minimal so a future iteration
/// can swap in a fancier UI without breaking operator workflows that already
/// bookmark the URL.
/// </summary>
internal static class ControlPanelHtml
{
private const string Html = @"<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>
<meta name='viewport' content='width=device-width, initial-scale=1'>
<title>TeamsISO Control</title>
<style>
:root {
--bg: #0a0a0a;
--surface: #141414;
--surface-elev: #1c1c1c;
--border: #262626;
--text: #f5f5f5;
--text-2: #a3a3a3;
--text-3: #6b6b6b;
--cyan: #97edf0;
--cyan-mute: #1b3537;
--coral: #fb819c;
--green: #4ade80;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
-webkit-font-smoothing: antialiased;
}
body { padding: 16px; max-width: 720px; margin: 0 auto; }
h1 {
font-size: 13px; letter-spacing: 0.12em; font-weight: 600;
text-transform: uppercase; color: var(--text-3); margin: 0 0 18px;
}
.card {
background: var(--surface); border: 1px solid var(--border);
border-radius: 12px; padding: 14px; margin-bottom: 12px;
}
.row { display: flex; align-items: center; gap: 10px; }
.row + .row { margin-top: 10px; }
.grow { flex: 1; }
button {
background: var(--surface-elev); color: var(--text); border: 1px solid var(--border);
border-radius: 8px; padding: 10px 14px; cursor: pointer;
font: inherit; font-size: 13px;
transition: background 80ms ease;
}
button:hover { background: #242424; }
button.primary { background: var(--cyan-mute); color: var(--cyan); border-color: var(--cyan); }
button.danger { background: #3a1922; color: var(--coral); border-color: var(--coral); }
button.live { background: var(--cyan-mute); color: var(--cyan); border-color: var(--cyan); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.cyan { background: var(--cyan); }
.dot.coral { background: var(--coral); }
.dot.green { background: var(--green); }
.dot.gray { background: var(--text-3); }
.name { font-weight: 500; }
.sub { color: var(--text-3); font-size: 11px;
font-family: 'JetBrains Mono', 'Cascadia Mono', monospace; }
.status {
display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
font-family: 'JetBrains Mono', 'Cascadia Mono', monospace;
font-size: 11px; color: var(--text-3);
}
.status .ok { color: var(--green); }
.status .err { color: var(--coral); }
.empty { color: var(--text-3); font-size: 12px; padding: 16px; text-align: center; }
details summary { cursor: pointer; color: var(--text-2); font-size: 12px; }
details summary::marker { color: var(--text-3); }
.global-actions { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
@media (min-width: 480px) { .global-actions { grid-template-columns: repeat(4, 1fr); } }
</style>
</head>
<body>
<h1>TeamsISO control surface</h1>
<div class='card'>
<div class='status'>
<span><span id='conn' class='dot gray'></span> <span id='conn-text'>connecting</span></span>
<span id='count' class='sub'></span>
</div>
</div>
<div class='card'>
<div class='global-actions'>
<button onclick='post(""/teams/mute"")'>Mute</button>
<button onclick='post(""/teams/camera"")'>Camera</button>
<button onclick='post(""/teams/share"")'>Share</button>
<button onclick='post(""/teams/leave"")'>Leave</button>
<button onclick='post(""/recording/marker"")'>Marker</button>
<button onclick='dropNote()'>Note</button>
<button onclick='post(""/presets/refresh-discovery"")'>Refresh</button>
<button class='danger' onclick='post(""/presets/stop-all"")'>Stop all</button>
</div>
</div>
<div id='participants'></div>
<script>
const list = document.getElementById('participants');
const conn = document.getElementById('conn');
const connText = document.getElementById('conn-text');
const count = document.getElementById('count');
function setConn(state, text) {
conn.className = 'dot ' + state;
connText.textContent = text;
}
async function post(path, body) {
try {
const opts = { method: 'POST' };
if (body) { opts.headers = { 'Content-Type': 'application/json' }; opts.body = JSON.stringify(body); }
await fetch(path, opts);
} catch (e) { console.warn(e); }
}
function dropNote() {
const text = prompt('Note (will be timestamped in the day file):');
if (text && text.trim()) post('/notes', { text: text.trim() });
}
function render(participants) {
if (!participants || participants.length === 0) {
list.innerHTML = ""<div class='card empty'>No participants visible. Discover or invite into a Teams meeting.</div>"";
count.textContent = '';
return;
}
const live = participants.filter(p => p.isEnabled).length;
count.textContent = live + ' / ' + participants.length + ' live';
list.innerHTML = '';
for (const p of participants) {
const row = document.createElement('div');
row.className = 'card';
const dotColor = p.isEnabled ? 'cyan' : (p.isOnline ? 'gray' : 'coral');
row.innerHTML =
""<div class='row'>"" +
""<span class='dot "" + dotColor + ""'></span>"" +
""<div class='grow'>"" +
""<div class='name'></div>"" +
""<div class='sub'></div>"" +
""</div>"" +
""<button class='"" + (p.isEnabled ? 'live' : '') + ""'></button>"" +
""</div>"";
row.querySelector('.name').textContent = p.displayName;
row.querySelector('.sub').textContent =
(p.stateLabel || (p.isOnline ? 'online' : 'offline')) +
(p.customName ? ' · ' + p.customName : '');
const btn = row.querySelector('button');
btn.textContent = p.isEnabled ? ' LIVE' : 'Enable';
btn.onclick = () => post('/participants/iso', {
displayName: p.displayName,
enabled: !p.isEnabled,
});
list.appendChild(row);
}
}
function connect() {
setConn('gray', 'connecting');
const ws = new WebSocket(
(location.protocol === 'https:' ? 'wss://' : 'ws://') + location.host + '/ws');
ws.onopen = () => setConn('green', 'live');
ws.onmessage = (ev) => {
try {
const m = JSON.parse(ev.data);
if (m.type === 'participants') render(m.participants);
} catch (e) { console.warn(e); }
};
ws.onclose = () => {
setConn('coral', 'disconnected retry in 3s');
setTimeout(connect, 3000);
};
ws.onerror = () => setConn('coral', 'error');
}
connect();
</script>
</body>
</html>
";
public static string Get() => Html;
}