Upload files to "semag/geodashsky"

semag/geodashsky/index.service.worker.js

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+// This service worker is required to expose an exported Godot project as a
+// Progressive Web App. It provides an offline fallback page telling the user
+// that they need an Internet connection to run the project if desired.
+// Incrementing CACHE_VERSION will kick off the install event and force
+// previously cached resources to be updated from the network.
+const CACHE_VERSION = "1690111599|1286968711";
+const CACHE_PREFIX = "Sky Dash-sw-cache-";
+const CACHE_NAME = CACHE_PREFIX + CACHE_VERSION;
+const OFFLINE_URL = "index.offline.html";
+// Files that will be cached on load.
+const CACHED_FILES = ["index.html","index.js","index.offline.html","index.icon.png","index.apple-touch-icon.png"];
+// Files that we might not want the user to preload, and will only be cached on first load.
+const CACHABLE_FILES = ["index.wasm","index.pck"];
+const FULL_CACHE = CACHED_FILES.concat(CACHABLE_FILES);
+
+self.addEventListener("install", (event) => {
+	event.waitUntil(caches.open(CACHE_NAME).then(cache => cache.addAll(CACHED_FILES)));
+});
+
+self.addEventListener("activate", (event) => {
+	event.waitUntil(caches.keys().then(
+		function (keys) {
+			// Remove old caches.
+			return Promise.all(keys.filter(key => key.startsWith(CACHE_PREFIX) && key != CACHE_NAME).map(key => caches.delete(key)));
+		}).then(function() {
+			// Enable navigation preload if available.
+			return ("navigationPreload" in self.registration) ? self.registration.navigationPreload.enable() : Promise.resolve();
+		})
+	);
+});
+
+async function fetchAndCache(event, cache, isCachable) {
+	// Use the preloaded response, if it's there
+	let response = await event.preloadResponse;
+	if (!response) {
+		// Or, go over network.
+		response = await self.fetch(event.request);
+	}
+	if (isCachable) {
+		// And update the cache
+		cache.put(event.request, response.clone());
+	}
+	return response;
+}
+
+self.addEventListener("fetch", (event) => {
+	const isNavigate = event.request.mode === "navigate";
+	const url = event.request.url || "";
+	const referrer = event.request.referrer || "";
+	const base = referrer.slice(0, referrer.lastIndexOf("/") + 1);
+	const local = url.startsWith(base) ? url.replace(base, "") : "";
+	const isCachable = FULL_CACHE.some(v => v === local) || (base === referrer && base.endsWith(CACHED_FILES[0]));
+	if (isNavigate || isCachable) {
+		event.respondWith(async function () {
+			// Try to use cache first
+			const cache = await caches.open(CACHE_NAME);
+			if (event.request.mode === "navigate") {
+				// Check if we have full cache during HTML page request.
+				const fullCache = await Promise.all(FULL_CACHE.map(name => cache.match(name)));
+				const missing = fullCache.some(v => v === undefined);
+				if (missing) {
+					try {
+						// Try network if some cached file is missing (so we can display offline page in case).
+						return await fetchAndCache(event, cache, isCachable);
+					} catch (e) {
+						// And return the hopefully always cached offline page in case of network failure.
+						console.error("Network error: ", e);
+						return await caches.match(OFFLINE_URL);
+					}
+				}
+			}
+			const cached = await cache.match(event.request);
+			if (cached) {
+				return cached;
+			} else {
+				// Try network if don't have it in cache.
+				return await fetchAndCache(event, cache, isCachable);
+			}
+		}());
+	}
+});
+
+self.addEventListener("message", (event) => {
+	// No cross origin
+	if (event.origin != self.origin) {
+		return;
+	}
+	const id = event.source.id || "";
+	const msg = event.data || "";
+	// Ensure it's one of our clients.
+	self.clients.get(id).then(function (client) {
+		if (!client) {
+			return; // Not a valid client.
+		}
+		if (msg === "claim") {
+			self.skipWaiting().then(() => self.clients.claim());
+		} else if (msg === "clear") {
+			caches.delete(CACHE_NAME);
+		} else if (msg === "update") {
+			self.skipWaiting().then(() => self.clients.claim()).then(() => self.clients.matchAll()).then(all => all.forEach(c => c.navigate(c.url)));
+		} else {
+			onClientMessage(event);
+		}
+	});
+});
+