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Add PWA support for offline use and installability #3

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Binary file added icons/icon-192.png
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23 changes: 21 additions & 2 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,21 @@

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<title>STFU</title>
<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='0.9em' font-size='90'>🤫</text></svg>">

<!-- PWA Meta Tags -->
<meta name="description" content="Delayed auditory feedback tool to disrupt speech">
<meta name="theme-color" content="#000000">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<meta name="apple-mobile-web-app-title" content="STFU">

<!-- Manifest & Icons -->
<link rel="manifest" href="manifest.json">
<link rel="apple-touch-icon" href="icons/icon-192.png">
<link rel="icon"
href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='0.9em' font-size='90'>🤫</text></svg>">
<style>
body {
margin: 0;
Expand Down Expand Up @@ -56,6 +68,13 @@
gainNode.connect(audioContext.destination);
document.querySelector('.hint').style.display = 'none';
}, { once: true });

// Register Service Worker
if ('serviceWorker' in navigator) {
navigator.serviceWorker.register('/sw.js')
.then(() => console.log('SW registered'))
.catch((err) => console.log('SW registration failed:', err));
}
</script>
</body>

Expand Down
24 changes: 24 additions & 0 deletions manifest.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
{
"name": "STFU - Shut Them Up",
"short_name": "STFU",
"description": "Delayed auditory feedback tool to disrupt speech",
"start_url": "/",
"display": "standalone",
"background_color": "#000000",
"theme_color": "#000000",
"orientation": "portrait",
"icons": [
{
"src": "icons/icon-192.png",
"sizes": "192x192",
"type": "image/png",
"purpose": "any maskable"
},
{
"src": "icons/icon-512.png",
"sizes": "512x512",
"type": "image/png",
"purpose": "any maskable"
}
]
}
37 changes: 37 additions & 0 deletions sw.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,37 @@
const CACHE_NAME = 'stfu-v1';
const ASSETS = [
'/',
'/index.html',
'/manifest.json',
'/icons/icon-192.png',
'/icons/icon-512.png'
];

// Install - cache all assets
self.addEventListener('install', (event) => {
event.waitUntil(
caches.open(CACHE_NAME)
.then((cache) => cache.addAll(ASSETS))
.then(() => self.skipWaiting())
);
});

// Activate - clean up old caches
self.addEventListener('activate', (event) => {
event.waitUntil(
caches.keys().then((keys) => {
return Promise.all(
keys.filter((key) => key !== CACHE_NAME)
.map((key) => caches.delete(key))
);
}).then(() => self.clients.claim())
);
});

// Fetch - serve from cache, fallback to network
self.addEventListener('fetch', (event) => {
event.respondWith(
caches.match(event.request)
.then((response) => response || fetch(event.request))
);
});