flutter_service_worker.js

'use strict';
const MANIFEST = 'flutter-app-manifest';
const TEMP = 'flutter-temp-cache';
const CACHE_NAME = 'flutter-app-cache';

const RESOURCES = {"assets/AssetManifest.bin": "ee521f318288a47daf5b1fb241183080",
"assets/AssetManifest.bin.json": "db6e55b26336b1c90fc2ffb80c94ff26",
"assets/AssetManifest.json": "f53f6212ee576d3be22c96504324bb00",
"assets/assets/icons/chat.svg": "6603c9da23d55c3ab75cf052cf2e5b53",
"assets/assets/icons/facebook.png": "6fdfe2ee960b7e6db8dc483ce5efa10b",
"assets/assets/icons/facebook.svg": "e44d4dd6594e6ae6718a89059f29cdc7",
"assets/assets/icons/google-plus.svg": "3f71987b1e86c1f980e19a685acd040c",
"assets/assets/icons/google.png": "9bf4f75e9ba30f91940c5887eba472b6",
"assets/assets/icons/login.svg": "a7711b1f104c98c8ae18420653074837",
"assets/assets/icons/signup.svg": "2fa408c0387578db0675dc11edc3e0fa",
"assets/assets/icons/twitter.svg": "7e145c9eb60da95379f070be9920eca5",
"assets/assets/images/age.png": "5a6152a47c7dc828ff85c1a097604bf2",
"assets/assets/images/gender.png": "cba0d45b5d678cd7d28699733a1efa2c",
"assets/assets/images/login_bottom.png": "b473d9b1b30607e274348f114273a094",
"assets/assets/images/logo.png": "20a16e318380f948d5af9a0ac6e5d6d4",
"assets/assets/images/main_bottom.png": "322c8b4cda43fe21e0d78a1f30f387ce",
"assets/assets/images/main_top.png": "cd3220e276bb9dee0a1c7d18126aad72",
"assets/assets/images/signup_top.png": "6eaad7a7b0febd05500366722015bd6d",
"assets/assets/images/Welcome.svg": "4a37d288591b6315539afba2e6d62b38",
"assets/assets/images/welcome2.png": "78585187f30f4e1ddb8c27ab8fc16004",
"assets/FontManifest.json": "61ffeab4d21bd815a618b1d4a739979f",
"assets/fonts/MaterialIcons-Regular.otf": "543ffcf489e75832f14e1fc2ab229b62",
"assets/fonts/Poppins/Poppins-Black.ttf": "14d00dab1f6802e787183ecab5cce85e",
"assets/fonts/Poppins/Poppins-BlackItalic.ttf": "e9c5c588e39d0765d30bcd6594734102",
"assets/fonts/Poppins/Poppins-Bold.ttf": "08c20a487911694291bd8c5de41315ad",
"assets/fonts/Poppins/Poppins-BoldItalic.ttf": "19406f767addf00d2ea82cdc9ab104ce",
"assets/fonts/Poppins/Poppins-ExtraBold.ttf": "d45bdbc2d4a98c1ecb17821a1dbbd3a4",
"assets/fonts/Poppins/Poppins-ExtraBoldItalic.ttf": "8afe4dc13b83b66fec0ea671419954cc",
"assets/fonts/Poppins/Poppins-ExtraLight.ttf": "6f8391bbdaeaa540388796c858dfd8ca",
"assets/fonts/Poppins/Poppins-ExtraLightItalic.ttf": "a9bed017984a258097841902b696a7a6",
"assets/fonts/Poppins/Poppins-Italic.ttf": "c1034239929f4651cc17d09ed3a28c69",
"assets/fonts/Poppins/Poppins-Light.ttf": "fcc40ae9a542d001971e53eaed948410",
"assets/fonts/Poppins/Poppins-LightItalic.ttf": "0613c488cf7911af70db821bdd05dfc4",
"assets/fonts/Poppins/Poppins-Medium.ttf": "bf59c687bc6d3a70204d3944082c5cc0",
"assets/fonts/Poppins/Poppins-MediumItalic.ttf": "cf5ba39d9ac24652e25df8c291121506",
"assets/fonts/Poppins/Poppins-Regular.ttf": "093ee89be9ede30383f39a899c485a82",
"assets/fonts/Poppins/Poppins-SemiBold.ttf": "6f1520d107205975713ba09df778f93f",
"assets/fonts/Poppins/Poppins-SemiBoldItalic.ttf": "9841f3d906521f7479a5ba70612aa8c8",
"assets/fonts/Poppins/Poppins-Thin.ttf": "9ec263601ee3fcd71763941207c9ad0d",
"assets/fonts/Poppins/Poppins-ThinItalic.ttf": "01555d25092b213d2ea3a982123722c9",
"assets/fonts/soriafont.ttf": "43de924c976a6a3d2e57dfaba600602f",
"assets/fonts/Vercetti-Regular.ttf": "80b1b188a36df2694dd74b383e9db6af",
"assets/NOTICES": "4b54c22ced4b56fc94eefaaa1023010c",
"assets/packages/cupertino_icons/assets/CupertinoIcons.ttf": "e986ebe42ef785b27164c36a9abc7818",
"assets/shaders/ink_sparkle.frag": "ecc85a2e95f5e9f53123dcaf8cb9b6ce",
"canvaskit/canvaskit.js": "c86fbd9e7b17accae76e5ad116583dc4",
"canvaskit/canvaskit.js.symbols": "38cba9233b92472a36ff011dc21c2c9f",
"canvaskit/canvaskit.wasm": "3d2a2d663e8c5111ac61a46367f751ac",
"canvaskit/chromium/canvaskit.js": "43787ac5098c648979c27c13c6f804c3",
"canvaskit/chromium/canvaskit.js.symbols": "4525682ef039faeb11f24f37436dca06",
"canvaskit/chromium/canvaskit.wasm": "f5934e694f12929ed56a671617acd254",
"canvaskit/skwasm.js": "445e9e400085faead4493be2224d95aa",
"canvaskit/skwasm.js.symbols": "741d50ffba71f89345996b0aa8426af8",
"canvaskit/skwasm.wasm": "e42815763c5d05bba43f9d0337fa7d84",
"canvaskit/skwasm.worker.js": "bfb704a6c714a75da9ef320991e88b03",
"favicon.png": "00c4d17a9b818e6acb3bc721dc354039",
"flutter.js": "c71a09214cb6f5f8996a531350400a9a",
"icons/Icon-192.png": "e48fe306b276759dbedc32c8bfc5172c",
"icons/Icon-512.png": "f97f9a5c7e334669fffb365285b22ed4",
"icons/Icon-maskable-192.png": "e48fe306b276759dbedc32c8bfc5172c",
"icons/Icon-maskable-512.png": "f97f9a5c7e334669fffb365285b22ed4",
"index.html": "bbfd414a1c5907a90002ad302ea1206b",
"/": "bbfd414a1c5907a90002ad302ea1206b",
"main.dart.js": "4285e0496fbef4212b0dd630ec7f6838",
"manifest.json": "005732528e2e36122a7858864a45ca41",
"version.json": "52aa528ad83387893602a22bd46f86da"};
// The application shell files that are downloaded before a service worker can
// start.
const CORE = ["main.dart.js",
"index.html",
"assets/AssetManifest.bin.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)));
        // Claim client to enable caching on first launch
        self.clients.claim();
        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)));
      // Claim client to enable caching on first launch
      self.clients.claim();
      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 only if the resource was successfully fetched.
        return response || fetch(event.request).then((response) => {
          if (response && Boolean(response.ok)) {
            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;
        });
      });
    })
  );
}