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Let streamers set how long messages stay on screen
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Adds display_duration_seconds to the streamers table (default 10s,
with an idempotent migration for existing rows), a dashboard control
to change it, and wires the value through to the overlay via the
display_message payload instead of a hardcoded 10s.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
This commit is contained in:
vrubelroman 2026-07-01 16:56:49 +00:00
parent fab55cde1d
commit f4d023c695
4 changed files with 87 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

12
db.js
View file

@ -18,6 +18,7 @@ db.exec(`
overlay_token TEXT UNIQUE NOT NULL,
sender_token TEXT UNIQUE NOT NULL,
tts_voice TEXT NOT NULL DEFAULT 'ru-RU-DmitryNeural',
display_duration_seconds INTEGER NOT NULL DEFAULT 10,
created_at INTEGER NOT NULL
);
@ -30,6 +31,12 @@ db.exec(`
);
`);
// Idempotent migration for databases created before display_duration_seconds existed.
const existingColumns = db.prepare('PRAGMA table_info(streamers)').all().map((c) => c.name);
if (!existingColumns.includes('display_duration_seconds')) {
db.exec('ALTER TABLE streamers ADD COLUMN display_duration_seconds INTEGER NOT NULL DEFAULT 10');
}
function generateToken() {
return crypto.randomBytes(16).toString('hex');
}
@ -75,10 +82,15 @@ function setViewerName(streamerId, googleId, displayName) {
).run(streamerId, googleId, displayName, Date.now());
}
function updateDisplayDuration(streamerId, seconds) {
db.prepare('UPDATE streamers SET display_duration_seconds = ? WHERE id = ?').run(seconds, streamerId);
}
module.exports = {
findStreamerByOverlayToken,
findStreamerBySenderToken,
getOrCreateStreamerByGoogle,
getViewerName,
setViewerName,
updateDisplayDuration,
};

51
public/dashboard.html
View file

@ -49,6 +49,28 @@
cursor: pointer;
font-size: 14px;
}
.settings-row {
display: flex;
align-items: center;
gap: 8px;
}
.settings-row input {
width: 80px;
padding: 8px 10px;
font-size: 14px;
border: 1px solid #ccc;
border-radius: 6px;
}
.settings-row button {
padding: 8px 16px;
cursor: pointer;
}
#settings-status {
font-size: 13px;
color: #888;
margin-top: 8px;
min-height: 16px;
}
</style>
</head>
<body>
@ -73,6 +95,17 @@
</div>
</div>
<div class="card">
<h2>Длительность показа сообщения</h2>
<p>Сколько секунд сообщение зрителя остаётся на экране.</p>
<div class="settings-row">
<input id="display-duration" type="number" min="1" max="120" />
<span>сек.</span>
<button id="save-duration">Сохранить</button>
</div>
<div id="settings-status"></div>
</div>
<p id="logout">выйти</p>
<script>
@ -92,8 +125,26 @@
const data = await res.json();
document.getElementById('overlay-url').value = data.overlayUrl;
document.getElementById('sender-url').value = data.senderUrl;
document.getElementById('display-duration').value = data.displayDurationSeconds;
}
document.getElementById('save-duration').addEventListener('click', async () => {
const statusEl = document.getElementById('settings-status');
const seconds = Number(document.getElementById('display-duration').value);
const res = await fetch('/api/settings', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ displayDurationSeconds: seconds }),
});
if (res.ok) {
statusEl.textContent = 'Сохранено';
} else {
const { error } = await res.json();
statusEl.textContent = 'Ошибка: ' + error;
}
setTimeout(() => { statusEl.textContent = ''; }, 2000);
});
document.querySelectorAll('[data-copy]').forEach((btn) => {
btn.addEventListener('click', () => {
const input = document.getElementById(btn.dataset.copy);

7
public/overlay.js
View file

@ -42,7 +42,7 @@ function playNotificationSound() {
}
}
function showMessage(text, from) {
function showMessage(text, from, durationMs) {
clearTimeout(hideTimer);
fromEl.textContent = from || '';
@ -54,10 +54,9 @@ function showMessage(text, from) {
playNotificationSound();
const durationMs = 10000;
hideTimer = setTimeout(() => {
box.classList.remove('visible');
}, durationMs);
}, durationMs || 10000);
}
function playSpeech(base64Audio, mimeType) {
@ -66,7 +65,7 @@ function playSpeech(base64Audio, mimeType) {
}
socket.on('display_message', (payload) => {
showMessage(payload.text, payload.from);
showMessage(payload.text, payload.from, payload.durationMs);
});
socket.on('display_audio', (payload) => {

21
server.js
View file

@ -13,6 +13,7 @@ const {
getOrCreateStreamerByGoogle,
getViewerName,
setViewerName,
updateDisplayDuration,
} = require('./db');
const PORT = process.env.PORT || 3000;
@ -116,9 +117,28 @@ app.get('/api/dashboard', requireAuth, (req, res) => {
overlayUrl: `${origin}/overlay/${streamer.overlay_token}`,
senderUrl: `${origin}/s/${streamer.sender_token}`,
ttsVoice: streamer.tts_voice,
displayDurationSeconds: streamer.display_duration_seconds,
});
});
app.post('/api/settings', requireAuth, (req, res) => {
const user = req.session.user;
const streamer = getOrCreateStreamerByGoogle({
googleId: user.id,
email: user.email,
name: user.name,
picture: user.picture,
});
const seconds = Number(req.body.displayDurationSeconds);
if (!Number.isInteger(seconds) || seconds < 1 || seconds > 120) {
return res.status(400).json({ error: 'displayDurationSeconds must be an integer between 1 and 120' });
}
updateDisplayDuration(streamer.id, seconds);
res.json({ displayDurationSeconds: seconds });
});
app.get('/api/viewer-name', requireAuth, (req, res) => {
const streamer = findStreamerBySenderToken(req.query.token);
if (!streamer) {
@ -208,6 +228,7 @@ io.on('connection', (socket) => {
text: message,
from: displayName,
at: Date.now(),
durationMs: (streamer.display_duration_seconds || 10) * 1000,
});
// Voice is generated after the fact so the text shows up immediately