flutter_service_worker.js

'use strict';
const MANIFEST = 'flutter-app-manifest';
const TEMP = 'flutter-temp-cache';
const CACHE_NAME = 'flutter-app-cache';
const RESOURCES = {
  "version.json": "ed0acd3e714acf0608a411112d0da4cb",
"index.html": "d8d63f86cc5a2a7c5958df9212133809",
"/": "d8d63f86cc5a2a7c5958df9212133809",
"main.dart.js": "a63df8c4312ea3778d43ed204e284279",
"favicon.png": "5dcef449791fa27946b3d35ad8803796",
"icons/Icon-192.png": "ac9a721a12bbc803b44f645561ecb1e1",
"icons/Icon-512.png": "96e752610906ba2a93c65f8abe1645f1",
"manifest.json": "a83bbbd9d23ea4d752fbcd44cdc544fa",
".git/config": "805cd85693cc7da5af938182dafa1368",
".git/objects/59/291e55117ef89af336b3fabda09710befc23c2": "385b90e650bddd202fbf6d34b7db2f3b",
".git/objects/6f/55454426848a869dd419eea98a51937293bca8": "03fdc691618a5e2e38bafaee908c5e34",
".git/objects/9e/aaf19e1db16b7050f96f87829a29bd531d6d8b": "17d0da2ce29ec76d7e5a2d04b0e0149d",
".git/objects/04/d582847740aa909e317a977d9ce5816d39c412": "d10022a353e7304beb786ffb8c1c6718",
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".git/objects/34/976d7e4866bc3bda1615df5b0fcfb6f7a26b8f": "31face88bea28d920ef2fdcc11ce6a93",
".git/objects/5f/2c948a492367ff102523fee39a617d1035096a": "ca99ae724bf7152a5f064a93bfd25c64",
".git/objects/05/03a57e25d9d1bb246b92fdf82995521fce12b8": "eb7a10535828a1f8674e44ebb0ea7076",
".git/objects/02/d79020fad484b208d8fa218fbd27782983ace3": "60b3bfb0f3375193ca2ad043a74f2eba",
".git/objects/da/e1130c58899f6062cdb8b557ca60030475d8df": "318960a879db9fc677d38f8a119a2daa",
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".git/logs/HEAD": "12c0eba5c6f22f37654406fae099d7a7",
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".git/logs/refs/remotes/origin/master": "d8e153cf92ef3aeb4157e2dd8755319f",
".git/description": "a0a7c3fff21f2aea3cfa1d0316dd816c",
".git/hooks/commit-msg.sample": "579a3c1e12a1e74a98169175fb913012",
".git/hooks/pre-rebase.sample": "56e45f2bcbc8226d2b4200f7c46371bf",
".git/hooks/pre-commit.sample": "e4db8c12ee125a8a085907b757359ef0",
".git/hooks/applypatch-msg.sample": "ce562e08d8098926a3862fc6e7905199",
".git/hooks/fsmonitor-watchman.sample": "ecbb0cb5ffb7d773cd5b2407b210cc3b",
".git/hooks/pre-receive.sample": "2ad18ec82c20af7b5926ed9cea6aeedd",
".git/hooks/prepare-commit-msg.sample": "2b5c047bdb474555e1787db32b2d2fc5",
".git/hooks/post-update.sample": "2b7ea5cee3c49ff53d41e00785eb974c",
".git/hooks/pre-applypatch.sample": "054f9ffb8bfe04a599751cc757226dda",
".git/hooks/pre-push.sample": "3c5989301dd4b949dfa1f43738a22819",
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".git/COMMIT_EDITMSG": "eac0e9db82bd937444a38d5bd253e4e2",
".git/FETCH_HEAD": "d41d8cd98f00b204e9800998ecf8427e",
"assets/AssetManifest.json": "1fa07eef924ba7e8662e4e31323c048d",
"assets/NOTICES": "b668a6de425bbc51ecb8381715bbdb11",
"assets/FontManifest.json": "8ebd3876beef4be2401f9cea8dea79c4",
"assets/packages/cupertino_icons/assets/CupertinoIcons.ttf": "6d342eb68f170c97609e9da345464e5e",
"assets/packages/flutter_inappwebview/t_rex_runner/t-rex.css": "5a8d0222407e388155d7d1395a75d5b9",
"assets/packages/flutter_inappwebview/t_rex_runner/t-rex.html": "16911fcc170c8af1c5457940bd0bf055",
"assets/fonts/MaterialIcons-Regular.otf": "4e6447691c9509f7acdbf8a931a85ca1",
"assets/assets/images/me.jpg": "a2ee5e097e79d9a3ea94b9ff198482b2",
"assets/assets/images/email.png": "d8409fac9137c44058d9acfb333cf9f9",
"assets/assets/images/appstore1.png": "d7cd949e60f0eb7fd950f10a0f1f9b3b",
"assets/assets/images/article1.gif": "da1705d1e92dd915f667dc8ffdd7473f",
"assets/assets/images/instagram.png": "a624026978083046a9fbcf07443ea670",
"assets/assets/images/playstore1.png": "db9b21a1c41f3dcd9731e1e7acfdbb57",
"assets/assets/images/article2.gif": "81634488c016419b395c7fcae247df42",
"assets/assets/images/tapjoy.png": "5eadbce8477cc8e18074b3195ec025c5",
"assets/assets/images/pay.nl.png": "daacf760580814ea8a8886d2f4793c21",
"assets/assets/images/medium.png": "0e55ecddec02b8550063e2bdbb1d1d84",
"assets/assets/images/linkedin.jpg": "30c453b7f5fbdb09ea0cb42a5dc7a6e5",
"assets/assets/images/mobile.png": "f59c46dc1f973ca820ddd40661428ecb",
"assets/assets/images/me2.JPG": "aea99d7211d04f0eee12c592da2e7b8e",
"assets/assets/images/whatsapp.png": "188a278629872508123e7bf25a4e4ae9",
"assets/assets/images/github-logo.png": "472739dfb5857b1f659f4c4c6b4568d0",
"assets/assets/images/linkedin2.png": "c9a19558ed5f98eb15a6bf1a0769ca41",
"assets/assets/fonts/GeosansLight.ttf": "3116cf7d5d85070c2c0d4b96bfee7d8d",
"assets/assets/fonts/Silent%2520Reaction.ttf": "b8897415d9eb0d22004de31dcbe74732",
"assets/assets/fonts/Hathem%2520Bosteem.ttf": "2e153ad3156fee7569bc07a0a972fa23",
"assets/assets/fonts/Raleway-Regular.ttf": "6e4a9679e65cc320746c3e5d48e51f28",
"assets/assets/fonts/Lieselotte%2520-%2520Personal%2520Use.ttf": "21caec457cead9c95f3f8353355e6124",
"assets/assets/fonts/Dancing.ttf": "d3bebba97d549436fd6137d05d55ae33",
"assets/assets/fonts/VertigoFLF.ttf": "d6cc9bd6a080f077d49754dda75ca342",
"assets/assets/fonts/Antro_Vectra.otf": "2307213ebbbbe43dd90c679edac6d9bf",
"assets/assets/fonts/Prototype.ttf": "0483b4eeaaefc7b81986e43702c7900d",
"assets/assets/fonts/Angelique-Rose-font-FFP.ttf": "22085a072deb7880e36fcb4d1a3fe3b1"
};

// The application shell files that are downloaded before a service worker can
// start.
const CORE = [
  "/",
"main.dart.js",
"index.html",
"assets/NOTICES",
"assets/AssetManifest.json",
"assets/FontManifest.json"];
// During install, the TEMP cache is populated with the application shell files.
self.addEventListener("install", (event) => {
  self.skipWaiting();
  return event.waitUntil(
    caches.open(TEMP).then((cache) => {
      return cache.addAll(
        CORE.map((value) => new Request(value, {'cache': 'reload'})));
    })
  );
});

// During activate, the cache is populated with the temp files downloaded in
// install. If this service worker is upgrading from one with a saved
// MANIFEST, then use this to retain unchanged resource files.
self.addEventListener("activate", function(event) {
  return event.waitUntil(async function() {
    try {
      var contentCache = await caches.open(CACHE_NAME);
      var tempCache = await caches.open(TEMP);
      var manifestCache = await caches.open(MANIFEST);
      var manifest = await manifestCache.match('manifest');
      // 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);
        }
        await caches.delete(TEMP);
        // Save the manifest to make future upgrades efficient.
        await manifestCache.put('manifest', new Response(JSON.stringify(RESOURCES)));
        return;
      }
      var oldManifest = await manifest.json();
      var origin = self.location.origin;
      for (var request of await contentCache.keys()) {
        var key = request.url.substring(origin.length + 1);
        if (key == "") {
          key = "/";
        }
        // If a resource from the old manifest is not in the new cache, or if
        // the MD5 sum has changed, delete it. Otherwise the resource is left
        // in the cache and can be reused by the new service worker.
        if (!RESOURCES[key] || RESOURCES[key] != oldManifest[key]) {
          await contentCache.delete(request);
        }
      }
      // Populate the cache with the app shell TEMP files, potentially overwriting
      // cache files preserved above.
      for (var request of await tempCache.keys()) {
        var response = await tempCache.match(request);
        await contentCache.put(request, response);
      }
      await caches.delete(TEMP);
      // Save the manifest to make future upgrades efficient.
      await manifestCache.put('manifest', new Response(JSON.stringify(RESOURCES)));
      return;
    } catch (err) {
      // On an unhandled exception the state of the cache cannot be guaranteed.
      console.error('Failed to upgrade service worker: ' + err);
      await caches.delete(CACHE_NAME);
      await caches.delete(TEMP);
      await caches.delete(MANIFEST);
    }
  }());
});

// The fetch handler redirects requests for RESOURCE files to the service
// worker cache.
self.addEventListener("fetch", (event) => {
  if (event.request.method !== 'GET') {
    return;
  }
  var origin = self.location.origin;
  var key = event.request.url.substring(origin.length + 1);
  // Redirect URLs to the index.html
  if (key.indexOf('?v=') != -1) {
    key = key.split('?v=')[0];
  }
  if (event.request.url == origin || event.request.url.startsWith(origin + '/#') || key == '') {
    key = '/';
  }
  // If the URL is not the RESOURCE list then return to signal that the
  // browser should take over.
  if (!RESOURCES[key]) {
    return;
  }
  // If the URL is the index.html, perform an online-first request.
  if (key == '/') {
    return onlineFirst(event);
  }
  event.respondWith(caches.open(CACHE_NAME)
    .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) => {
          cache.put(event.request, response.clone());
          return response;
        });
      })
    })
  );
});

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.data === 'skipWaiting') {
    self.skipWaiting();
    return;
  }
  if (event.data === 'downloadOffline') {
    downloadOffline();
    return;
  }
});

// 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 of Object.keys(RESOURCES)) {
    if (!currentContent[resourceKey]) {
      resources.push(resourceKey);
    }
  }
  return contentCache.addAll(resources);
}

// Attempt to download the resource online before falling back to
// the offline cache.
function onlineFirst(event) {
  return event.respondWith(
    fetch(event.request).then((response) => {
      return caches.open(CACHE_NAME).then((cache) => {
        cache.put(event.request, response.clone());
        return response;
      });
    }).catch((error) => {
      return caches.open(CACHE_NAME).then((cache) => {
        return cache.match(event.request).then((response) => {
          if (response != null) {
            return response;
          }
          throw error;
        });
      });
    })
  );
}