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8 changes: 8 additions & 0 deletions index.html
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,14 @@
<meta name="twitter:title" content="Nettoyeur de Texte - Supprimez les caractères invisibles">
<meta property="og:description" content="Application de nettoyage de texte pour supprimer les caractères invisibles comme les espaces insécables (U+00A0) et espaces minces (U+202F). Traitement 100% local et sécurisé.">
<meta name="twitter:description" content="Application de nettoyage de texte pour supprimer les caractères invisibles comme les espaces insécables (U+00A0) et espaces minces (U+202F). Traitement 100% local et sécurisé.">

<!-- PWA -->
<link rel="manifest" href="/manifest.json" />
<meta name="theme-color" content="#6366f1" />
<meta name="apple-mobile-web-app-capable" content="yes" />
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
<meta name="apple-mobile-web-app-title" content="UnRobot" />
<link rel="apple-touch-icon" href="/icons/icon-192.png" />
</head>

<body>
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26 changes: 26 additions & 0 deletions public/manifest.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
{
"name": "UnRobot",
"short_name": "UnRobot",
"description": "Détection et nettoyage de texte IA — 100% local, hors ligne",
"start_url": "/",
"display": "standalone",
"background_color": "#09090b",
"theme_color": "#6366f1",
"orientation": "any",
"lang": "fr",
"categories": ["productivity", "utilities"],
"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"
}
]
}
134 changes: 134 additions & 0 deletions public/sw.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,134 @@
/// <reference lib="webworker" />

const CACHE_NAME = "unrobot-v1";

// App shell — ressources à mettre en cache au premier chargement
const APP_SHELL = [
"/",
"/index.html",
"/manifest.json",
"/icons/icon-192.png",
"/icons/icon-512.png",
];

// Ressources externes préconnectées (fonts)
const FONT_ORIGIN = "https://fonts.googleapis.com";
const FONT_STATIC_ORIGIN = "https://fonts.gstatic.com";

// Extensions à mettre en cache avec stratégie cache-first
const CACHE_FIRST_EXTENSIONS = [
".js",
".css",
".png",
".svg",
".woff",
".woff2",
".wasm",
];

// Installation : pré-cache l'app shell
self.addEventListener("install", (event: ExtendableEvent) => {
event.waitUntil(
caches
.open(CACHE_NAME)
.then((cache) => cache.addAll(APP_SHELL))
.then(() => (self as unknown as ServiceWorkerGlobalScope).skipWaiting())
);
});

// Activation : nettoie les anciens caches
self.addEventListener("activate", (event: ExtendableEvent) => {
event.waitUntil(
caches
.keys()
.then((keys) =>
Promise.all(
keys
.filter((key) => key !== CACHE_NAME)
.map((key) => caches.delete(key))
)
)
.then(() => (self as unknown as ServiceWorkerGlobalScope).clients.claim())
);
});

// Fetch : stratégie hybride
self.addEventListener("fetch", (event: FetchEvent) => {
const url = new URL(event.request.url);

// Ne pas intercepter les requêtes non-GET
if (event.request.method !== "GET") return;

// Ne pas intercepter les requêtes d'API ou Chrome extensions
if (url.protocol === "chrome-extension:") return;

// Fonts : cache-first avec cache séparé
if (url.origin === FONT_ORIGIN || url.origin === FONT_STATIC_ORIGIN) {
event.respondWith(cacheFirst(event.request, "unrobot-fonts"));
return;
}

// Fichiers statiques (.js, .css, images, wasm) : cache-first
const isStaticAsset = CACHE_FIRST_EXTENSIONS.some((ext) =>
url.pathname.endsWith(ext)
);
if (isStaticAsset && url.origin === self.location.origin) {
event.respondWith(cacheFirst(event.request, CACHE_NAME));
return;
}

// HTML (navigation) : network-first avec fallback cache
if (event.request.mode === "navigate") {
event.respondWith(networkFirst(event.request, CACHE_NAME));
return;
}
});

/**
* Cache-first : cherche en cache, sinon fetch et met en cache.
*/
async function cacheFirst(
request: Request,
cacheName: string
): Promise<Response> {
const cached = await caches.match(request);
if (cached) return cached;

try {
const response = await fetch(request);
if (response.ok) {
const cache = await caches.open(cacheName);
cache.put(request, response.clone());
}
return response;
} catch {
// Hors ligne et pas en cache : retourner une réponse vide
return new Response("Hors ligne", { status: 503, statusText: "Hors ligne" });
}
}

/**
* Network-first : essaie le réseau, fallback sur le cache.
*/
async function networkFirst(
request: Request,
cacheName: string
): Promise<Response> {
try {
const response = await fetch(request);
if (response.ok) {
const cache = await caches.open(cacheName);
cache.put(request, response.clone());
}
return response;
} catch {
const cached = await caches.match(request);
if (cached) return cached;
// Dernier recours : l'app shell HTML
const shell = await caches.match("/index.html");
if (shell) return shell;
return new Response("Hors ligne", { status: 503, statusText: "Hors ligne" });
}
}

export {};
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