Add sitemap support and enhance service worker caching strategy
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@ -5,6 +5,7 @@ permalink: /assets/js/service-worker.js
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const CACHE_NAME = "cyberpunk-cache-v1";
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const OFFLINE_URL = "/offline.html"; // Diese Seite wird angezeigt, wenn offline
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const BASE_PATH = "{{ "/" | relative_url }}";
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const SITEMAP_URL = BASE_PATH + "sitemap.json";
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const urlsToCache = [
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BASE_PATH,
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@ -34,7 +35,9 @@ const urlsToCache = [
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BASE_PATH + "/assets/game-data/characters/carver.json",
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];
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// Installations-Event: Dateien werden in den Cache geladen
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/**
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* Install-Event: Cache Standarddateien
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*/
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self.addEventListener("install", (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME).then((cache) => {
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@ -43,18 +46,45 @@ self.addEventListener("install", (event) => {
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);
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});
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// Fetch-Event: Prüft, ob eine Datei im Cache ist, bevor sie aus dem Netz geladen wird
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/**
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* Fetch-Event: Cache-First Strategie mit Offline-Fallback
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*/
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self.addEventListener("fetch", (event) => {
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event.respondWith(
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caches.match(event.request).then((response) => {
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return response || fetch(event.request).catch(() => {
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return caches.match(OFFLINE_URL); // Falls offline, lade offline.html
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return caches.match(OFFLINE_URL);
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});
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})
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);
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});
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// Aktivierungs-Event: Löscht alten Cache, wenn sich Dateien geändert haben
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/**
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* Wenn die Startseite geladen wird, lade automatisch alle Seiten aus der Sitemap in den Cache
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*/
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self.addEventListener("sync", (event) => {
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if (event.tag === "cache-all-pages") {
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event.waitUntil(
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fetch(SITEMAP_URL)
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.then((response) => response.json())
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.then((data) => {
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return caches.open(CACHE_NAME).then((cache) => {
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return Promise.all(
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data.pages.map((page) => {
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return fetch(page.url)
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.then((response) => cache.put(page.url, response))
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.catch((err) => console.error("Fehler beim Cachen:", err));
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})
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);
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});
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})
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);
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}
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});
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/**
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* Aktivierungs-Event: Löscht alten Cache
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*/
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self.addEventListener("activate", (event) => {
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event.waitUntil(
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caches.keys().then((cacheNames) => {
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11
sitemap.json.html
Normal file
11
sitemap.json.html
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@ -0,0 +1,11 @@
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---
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permalink: /sitemap.json
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---
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{
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"pages": [
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{% for page in site.pages %}
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{ "url": "{{ page.url | relative_url }}" }{% unless forloop.last %},{% endunless %}
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{% endfor %}
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]
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}
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