New admin portal build

public/flutter_service_worker.js

@@ -4,12 +4,12 @@ const TEMP = 'flutter-temp-cache';
 const CACHE_NAME = 'flutter-app-cache';
 const RESOURCES = {
   "favicon.ico": "51636d3a390451561744c42188ccd628",
-"main.dart.js": "cd8c6f1e43fbc5cda9be0da815856f01",
+"main.dart.js": "c45ffe246b532ed8fbb547787d71472e",
 "assets/web/assets/fonts/Roboto-Regular.ttf": "3e1af3ef546b9e6ecef9f3ba197bf7d2",
+"assets/NOTICES": "67284a1832789e462331a222ed497150",
 "assets/fonts/MaterialIcons-Regular.ttf": "56d3ffdef7a25659eab6a68a3fbfaf16",
 "assets/fonts/Roboto-Regular.ttf": "3e1af3ef546b9e6ecef9f3ba197bf7d2",
 "assets/FontManifest.json": "280b2f61f6810d59bd1bcd4cf01d3bf4",
-"assets/LICENSE": "b38d6c1f865e1dac156600e592904647",
 "assets/packages/font_awesome_flutter/lib/fonts/fa-brands-400.ttf": "5a37ae808cf9f652198acde612b5328d",
 "assets/packages/font_awesome_flutter/lib/fonts/fa-regular-400.ttf": "2bca5ec802e40d3f4b60343e346cedde",
 "assets/packages/font_awesome_flutter/lib/fonts/fa-solid-900.ttf": "2aa350bd2aeab88b601a593f793734c0",
@@ -23,8 +23,8 @@ const RESOURCES = {
 // The application shell files that are downloaded before a service worker can
 // start.
 const CORE = [
-  "main.dart.js",
-"/",
+  "/",
+"main.dart.js",
 "index.html",
 "assets/LICENSE",
 "assets/AssetManifest.json",
@@ -34,7 +34,8 @@ const CORE = [
 self.addEventListener("install", (event) => {
   return event.waitUntil(
     caches.open(TEMP).then((cache) => {
-      return cache.addAll(CORE);
+      // Provide a no-cache param to ensure the latest version is downloaded.
+      return cache.addAll(CORE.map((value) => new Request(value, {'cache': 'no-cache'})));
     })
   );
 });
@@ -53,6 +54,7 @@ self.addEventListener("activate", function(event) {
       // When there is no prior manifest, clear the entire cache.
       if (!manifest) {
         await caches.delete(CACHE_NAME);
+        contentCache = await caches.open(CACHE_NAME);
         for (var request of await tempCache.keys()) {
           var response = await tempCache.match(request);
           await contentCache.put(request, response);
@@ -102,6 +104,10 @@ self.addEventListener("activate", function(event) {
 self.addEventListener("fetch", (event) => {
   var origin = self.location.origin;
   var key = event.request.url.substring(origin.length + 1);
+  // Redirect URLs to the index.html
+  if (event.request.url == origin || event.request.url.startsWith(origin + '/#')) {
+    key = '/';
+  }
   // If the URL is not the the RESOURCE list, skip the cache.
   if (!RESOURCES[key]) {
     return event.respondWith(fetch(event.request));
@@ -110,8 +116,10 @@ self.addEventListener("fetch", (event) => {
     .then((cache) =>  {
       return cache.match(event.request).then((response) => {
         // Either respond with the cached resource, or perform a fetch and
-        // lazily populate the cache.
-        return response || fetch(event.request).then((response) => {
+        // lazily populate the cache. Ensure the resources are not cached
+        // by the browser for longer than the service worker expects.
+        var modifiedRequest = new Request(event.request, {'cache': 'no-cache'});
+        return response || fetch(modifiedRequest).then((response) => {
           cache.put(event.request, response.clone());
           return response;
         });
@@ -120,3 +128,35 @@ self.addEventListener("fetch", (event) => {
   );
 });
 
+self.addEventListener('message', (event) => {
+  // SkipWaiting can be used to immediately activate a waiting service worker.
+  // This will also require a page refresh triggered by the main worker.
+  if (event.message == 'skipWaiting') {
+    return self.skipWaiting();
+  }
+
+  if (event.message = 'downloadOffline') {
+    downloadOffline();
+  }
+});
+
+// Download offline will check the RESOURCES for all files not in the cache
+// and populate them.
+async function downloadOffline() {
+  var resources = [];
+  var contentCache = await caches.open(CACHE_NAME);
+  var currentContent = {};
+  for (var request of await contentCache.keys()) {
+    var key = request.url.substring(origin.length + 1);
+    if (key == "") {
+      key = "/";
+    }
+    currentContent[key] = true;
+  }
+  for (var resourceKey in Object.keys(RESOURCES)) {
+    if (!currentContent[resourceKey]) {
+      resources.add(resourceKey);
+    }
+  }
+  return Cache.addAll(resources);
+}