fix: restore Android PiP/fullscreen and remove stale media caching

Fixes #142
This commit is contained in:
kuekhaoyang
2026-04-08 13:49:24 +08:00
parent 4db08dbf72
commit 372e60c4e5
6 changed files with 227 additions and 117 deletions
+9 -91
View File
@@ -1,99 +1,17 @@
const CACHE_NAME = 'video-cache-v2';
const LEGACY_CACHE_PREFIXES = ['video-cache-'];
self.addEventListener('install', (event) => {
self.addEventListener('install', () => {
self.skipWaiting();
});
self.addEventListener('activate', (event) => {
event.waitUntil(
caches.keys().then((cacheNames) => {
return Promise.all(
cacheNames.map((cacheName) => {
if (cacheName !== CACHE_NAME) {
return caches.delete(cacheName);
}
})
);
}).then(() => self.clients.claim())
caches.keys()
.then((cacheNames) => Promise.all(
cacheNames
.filter((cacheName) => LEGACY_CACHE_PREFIXES.some((prefix) => cacheName.startsWith(prefix)))
.map((cacheName) => caches.delete(cacheName))
))
.then(() => self.clients.claim())
);
});
self.addEventListener('fetch', (event) => {
const url = new URL(event.request.url);
// Skip proxy API routes - they handle their own caching and URL rewriting
if (url.pathname.startsWith('/api/proxy')) {
return; // Let the request pass through without Service Worker intervention
}
// Intercept HLS manifest files (.m3u8)
if (url.pathname.endsWith('.m3u8')) {
event.respondWith(
caches.open(CACHE_NAME).then((cache) => {
return cache.match(event.request, { ignoreSearch: true }).then((cachedResponse) => {
// Always fetch fresh manifest but return cached while fetching
const fetchPromise = fetch(event.request).then((networkResponse) => {
// Check if network response is valid
if (!networkResponse || networkResponse.status !== 200) {
// Return the response as-is so client can see the error status
if (networkResponse) return networkResponse;
// If no response at all, throw to trigger catch block
throw new Error('Network response was not ok');
}
cache.put(event.request, networkResponse.clone());
return networkResponse;
}).catch((err) => {
console.error('[SW] Fetch failed for manifest:', err);
// If network fails, return cached response if available
if (cachedResponse) {
return cachedResponse;
}
// If no cache, return a proper error Response instead of throwing
// This prevents "Load failed" and lets the client handle it
return new Response('Network error', {
status: 503,
statusText: 'Service Worker: Network Unavailable'
});
});
// Return cache immediately if available, otherwise wait for network
return cachedResponse || fetchPromise;
});
})
);
}
// Intercept video segment files (.ts)
if (url.pathname.endsWith('.ts')) {
event.respondWith(
caches.open(CACHE_NAME).then((cache) => {
return cache.match(event.request, { ignoreSearch: true }).then((cachedResponse) => {
// Cache hit - return immediately for instant playback
if (cachedResponse) {
return cachedResponse;
}
// Cache miss - fetch from network
return fetch(event.request).then((response) => {
// Only cache valid responses
if (response && response.status === 200) {
cache.put(event.request, response.clone());
return response;
}
// If response is not valid (e.g. 403, 404), return it as is
// so the browser/player can handle the error status
return response;
}).catch((error) => {
console.error('[SW] Failed to fetch segment:', error);
// Return a proper error Response instead of throwing
// This prevents "Load failed" and lets the client handle it
return new Response('Network error', {
status: 503,
statusText: 'Service Worker: Network Unavailable'
});
});
});
})
);
}
});