legop3/MultiRoombaRover
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gahwa

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legop3
2025-12-03 00:48:25 -05:00
parent e94a52d7fd
commit e0312c3fbb
8 changed files with 22 additions and 25 deletions
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server/public/assets/index-7IHa35aL.css
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server/public/assets/index-DQ1jpCiS.css
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server/public/assets/index-D8Lb2mUY.js → server/public/assets/index-ba8YMKfH.js
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server/public/index.html
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@@ -11,8 +11,8 @@
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
<meta name="apple-mobile-web-app-title" content="Multi Roomba Rover" />
<title>Multi Roomba Rover</title>
<script type="module" crossorigin src="/assets/index-D8Lb2mUY.js"></script>
<link rel="stylesheet" crossorigin href="/assets/index-DQ1jpCiS.css">
<script type="module" crossorigin src="/assets/index-ba8YMKfH.js"></script>
<link rel="stylesheet" crossorigin href="/assets/index-7IHa35aL.css">
</head>
<body>
<div id="root"></div>
server/src/services/roomCameraSnapshotService.js
+3 -11
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@@ -4,20 +4,14 @@ const { getRoomCameras, roomCameraEvents } = require('./roomCameraService');
const POLL_INTERVAL_MS = 800;
const FETCH_TIMEOUT_MS = 2000;
const STALE_AFTER_MS = 8000;
const cameraState = new Map(); // id -> {frame, ts, stale, error, failures, fetching}
const cameraState = new Map(); // id -> {frame, ts, error, failures, fetching}
const events = new EventEmitter(); // frame, status
let pollTimer = null;
function markState(id, updates = {}) {
const prev = cameraState.get(id) || {};
const next = { ...prev, ...updates };
if (next.ts != null) {
next.stale = Date.now() - next.ts > STALE_AFTER_MS || !!next.stale;
} else {
next.stale = true;
}
cameraState.set(id, next);
return next;
}
@@ -37,8 +31,8 @@ async function fetchSnapshot(camera) {
const arrayBuffer = await res.arrayBuffer();
const buffer = Buffer.from(arrayBuffer);
const ts = Date.now();
const next = markState(id, { frame: buffer, ts, error: null, failures: 0 });
events.emit('frame', { id, buffer, ts, stale: !!next.stale });
markState(id, { frame: buffer, ts, error: null, failures: 0 });
events.emit('frame', { id, buffer, ts });
} catch (err) {
const failures = (state?.failures || 0) + 1;
markState(id, { error: err.message, failures });
@@ -70,11 +64,9 @@ function startAll() {
function getState(id) {
const state = cameraState.get(id);
if (!state) return null;
const stale = state.ts == null || Date.now() - state.ts > STALE_AFTER_MS;
return {
frame: state.frame || null,
ts: state.ts || null,
stale,
error: state.error || null,
};
}
server/src/services/roomCameraSocketService.js
+3 -4
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@@ -82,13 +82,13 @@ function sendStatus(socket, cameraId, status) {
socket.emit('roomCamera:status', { id: cameraId, ...status });
}
roomCameraStreamEvents.on('frame', ({ id, buffer, ts, stale }) => {
roomCameraStreamEvents.on('frame', ({ id, buffer, ts }) => {
const bucket = cameraSubscribers.get(id);
if (!bucket || !buffer) return;
bucket.forEach((socketId) => {
const socket = io.sockets.sockets.get(socketId);
if (!socket) return;
sendFrame(socket, id, { ts, stale: !!stale }, buffer);
sendFrame(socket, id, { ts }, buffer);
});
});
@@ -123,11 +123,10 @@ io.on('connection', (socket) => {
validIds.forEach((cameraId) => {
const state = getRoomCameraState(cameraId);
if (state?.frame) {
sendFrame(socket, cameraId, { ts: state.ts, stale: !!state.stale }, state.frame);
sendFrame(socket, cameraId, { ts: state.ts }, state.frame);
}
sendStatus(socket, cameraId, {
ts: state?.ts || null,
stale: state?.stale ?? true,
error: state?.error || null,
});
});
webui/src/components/RoomCameraFeed.jsx
+12 -4
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@@ -1,10 +1,17 @@
import { useMemo } from 'react';
import { useEffect, useMemo, useState } from 'react';
export default function RoomCameraFeed({ feed, label }) {
const [blink, setBlink] = useState(false);
useEffect(() => {
if (!feed) return;
if (!feed.ts && !feed.objectUrl) return;
setBlink((prev) => !prev);
}, [feed?.ts, feed?.objectUrl]);
const statusText = useMemo(() => {
if (!feed) return 'Connecting…';
if (feed.error) return `Error: ${feed.error}`;
if (feed.status === 'playing' && feed.stale) return 'Stale frame';
return feed.status || 'Connecting…';
}, [feed]);
@@ -18,8 +25,9 @@ export default function RoomCameraFeed({ feed, label }) {
<div className="pointer-events-none absolute left-0 top-0 bg-black/70 px-0.5 py-0.5 text-xs font-semibold text-white">
{label}
</div>
<div className="pointer-events-none absolute bottom-0 left-0 m-0.5 rounded bg-black/70 px-0.5 py-0.25 text-[0.7rem] text-slate-100">
{statusText}
<div className="pointer-events-none absolute bottom-0 left-0 m-0.5 flex items-center gap-1 rounded bg-black/70 px-0.5 py-0.25 text-[0.7rem] text-slate-100">
<span className={`h-2 w-2 rounded-full ${blink ? 'bg-emerald-400' : 'bg-slate-500'}`} />
<span>{statusText}</span>
</div>
</div>
);
webui/src/hooks/useRoomCameraSnapshots.js
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@@ -44,7 +44,6 @@ export function useRoomCameraSnapshots(sourceList = []) {
...prev,
[meta.id]: {
status: 'playing',
stale: !!meta.stale,
ts: meta.ts || Date.now(),
error: null,
objectUrl: url,
@@ -60,7 +59,6 @@ export function useRoomCameraSnapshots(sourceList = []) {
...(prev[meta.id] || {}),
status: meta.error ? 'error' : prev[meta.id]?.status || 'connecting',
error: meta.error || null,
stale: meta.stale ?? prev[meta.id]?.stale ?? true,
ts: meta.ts || prev[meta.id]?.ts || null,
objectUrl: prev[meta.id]?.objectUrl || null,
},