https://admin-travel-app.web.app/flutter_service_worker.js

1'use strict';
2const MANIFEST = 'flutter-app-manifest';
3const TEMP = 'flutter-temp-cache';
4const CACHE_NAME = 'flutter-app-cache';
5
6const RESOURCES = {"flutter_bootstrap.js": "ff3d4680223d40b6a85f8285e7e26fc9",
7"version.json": "060e8a75ac899cdbb6a035eaf93bef29",
8"index.html": "8754858cede284d5862e8050f4b61e35",
9"/": "8754858cede284d5862e8050f4b61e35",
10"main.dart.js": "4a3cafe44d6b8487ca6afc2a88222eb3",
11"flutter.js": "f393d3c16b631f36852323de8e583132",
12"favicon.png": "5dcef449791fa27946b3d35ad8803796",
13"icons/Icon-192.png": "ac9a721a12bbc803b44f645561ecb1e1",
14"icons/Icon-maskable-192.png": "c457ef57daa1d16f64b27b786ec2ea3c",
15"icons/Icon-maskable-512.png": "301a7604d45b3e739efc881eb04896ea",
16"icons/Icon-512.png": "96e752610906ba2a93c65f8abe1645f1",
17"manifest.json": "74e2ac9eec4a4e05bbd473d01c65f90a",
18"assets/AssetManifest.json": "5c1dd77cf4001a8e62de94ccab78cd95",
19"assets/NOTICES": "78f2215fce18386c8da2f15e6af54eb2",
20"assets/FontManifest.json": "79dab6247392cdedecc891cae86ed008",
21"assets/AssetManifest.bin.json": "0a8609f4fd2978fa7333f9097892037a",
22"assets/packages/line_icons/lib/assets/fonts/LineIcons.ttf": "bcaf3ba974cf7900b3c158ca593f4971",
23"assets/packages/cupertino_icons/assets/CupertinoIcons.ttf": "02e60df0f84dca58a1f7d9f671c67a95",
24"assets/packages/fluttertoast/assets/toastify.js": "56e2c9cedd97f10e7e5f1cebd85d53e3",
25"assets/packages/fluttertoast/assets/toastify.css": "a85675050054f179444bc5ad70ffc635",
26"assets/shaders/ink_sparkle.frag": "ecc85a2e95f5e9f53123dcaf8cb9b6ce",
27"assets/AssetManifest.bin": "74a1863a51ff105ea372ba662c32d572",
28"assets/fonts/MaterialIcons-Regular.otf": "4dffb0eaf7dda141f79d42eec179e531",
29"assets/assets/images/icon.png": "53952333f849fc2fafef4e8184feed74",
30"assets/assets/fonts/Muli-Medium.ttf": "683362f36187ad8be18692df9c1cf81e",
31"assets/assets/fonts/Muli-Bold.ttf": "077ceb9111e90dea3fc3923fe71805a1",
32"assets/assets/fonts/Muli-SemiBold.ttf": "2f64b5b99b8dc9d36387f334a6921da7",
33"assets/assets/fonts/Muli-Light.ttf": "923c071b6b7ddaebd0c20d00fa805701",
34"assets/assets/fonts/Muli-Regular.ttf": "328d557958b18b54b3bddb3a4a36215a",
35"canvaskit/skwasm.js": "694fda5704053957c2594de355805228",
36"canvaskit/skwasm.js.symbols": "262f4827a1317abb59d71d6c587a93e2",
37"canvaskit/canvaskit.js.symbols": "48c83a2ce573d9692e8d970e288d75f7",
38"canvaskit/skwasm.wasm": "9f0c0c02b82a910d12ce0543ec130e60",
39"canvaskit/chromium/canvaskit.js.symbols": "a012ed99ccba193cf96bb2643003f6fc",
40"canvaskit/chromium/canvaskit.js": "671c6b4f8fcc199dcc551c7bb125f239",
41"canvaskit/chromium/canvaskit.wasm": "b1ac05b29c127d86df4bcfbf50dd902a",
42"canvaskit/canvaskit.js": "66177750aff65a66cb07bb44b8c6422b",

43"canvaskit/canvaskit.wasm": "1f237a213d7370cf95f443d896176460",
44"canvaskit/skwasm.worker.js": "89990e8c92bcb123999aa81f7e203b1c"};
45// The application shell files that are downloaded before a service worker can
46// start.
47const CORE = ["main.dart.js",
48"index.html",
49"flutter_bootstrap.js",
50"assets/AssetManifest.bin.json",
51"assets/FontManifest.json"];
52
53// During install, the TEMP cache is populated with the application shell files.
54self.addEventListener("install", (event) => {
55  self.skipWaiting();
56  return event.waitUntil(
57    caches.open(TEMP).then((cache) => {
58      return cache.addAll(
59        CORE.map((value) => new Request(value, {'cache': 'reload'})));
60    })
61  );
62});
63// During activate, the cache is populated with the temp files downloaded in
64// install. If this service worker is upgrading from one with a saved
65// MANIFEST, then use this to retain unchanged resource files.
66self.addEventListener("activate", function(event) {
67  return event.waitUntil(async function() {
68    try {
69      var contentCache = await caches.open(CACHE_NAME);
70      var tempCache = await caches.open(TEMP);
71      var manifestCache = await caches.open(MANIFEST);
72      var manifest = await manifestCache.match('manifest');
73      // When there is no prior manifest, clear the entire cache.
74      if (!manifest) {
75        await caches.delete(CACHE_NAME);
76        contentCache = await caches.open(CACHE_NAME);
77        for (var request of await tempCache.keys()) {
78          var response = await tempCache.match(request);
79          await contentCache.put(request, response);
80        }
81        await caches.delete(TEMP);
82        // Save the manifest to make future upgrades efficient.
83        await manifestCache.put('manifest', new Response(JSON.stringify(RESOURCES)));
84        // Claim client to enable caching on first launch
85        self.clients.claim();
86        return;
87      }
88      var oldManifest = await manifest.json();
89      var origin = self.location.origin;
90      for (var request of await contentCache.keys()) {
91        var key = request.url.substring(origin.length + 1);
92        if (key == "") {
93          key = "/";
94        }
95        // If a resource from the old manifest is not in the new cache, or if
96        // the MD5 sum has changed, delete it. Otherwise the resource is left
97        // in the cache and can be reused by the new service worker.
98        if (!RESOURCES[key] || RESOURCES[key] != oldManifest[key]) {
99          await contentCache.delete(request);
100        }
101      }
102      // Populate the cache with the app shell TEMP files, potentially overwriting
103      // cache files preserved above.
104      for (var request of await tempCache.keys()) {
105        var response = await tempCache.match(request);
106        await contentCache.put(request, response);
107      }
108      await caches.delete(TEMP);
109      // Save the manifest to make future upgrades efficient.
110      await manifestCache.put('manifest', new Response(JSON.stringify(RESOURCES)));
111      // Claim client to enable caching on first launch
112      self.clients.claim();
113      return;
114    } catch (err) {
115      // On an unhandled exception the state of the cache cannot be guaranteed.
116      console.error('Failed to upgrade service worker: ' + err);
117      await caches.delete(CACHE_NAME);
118      await caches.delete(TEMP);
119      await caches.delete(MANIFEST);
120    }
121  }());
122});
123// The fetch handler redirects requests for RESOURCE files to the service
124// worker cache.
125self.addEventListener("fetch", (event) => {
126  if (event.request.method !== 'GET') {
127    return;
128  }
129  var origin = self.location.origin;
130  var key = event.request.url.substring(origin.length + 1);
131  // Redirect URLs to the index.html
132  if (key.indexOf('?v=') != -1) {
133    key = key.split('?v=')[0];
134  }
135  if (event.request.url == origin || event.request.url.startsWith(origin + '/#') || key == '') {
136    key = '/';
137  }
138  // If the URL is not the RESOURCE list then return to signal that the
139  // browser should take over.
140  if (!RESOURCES[key]) {
141    return;
142  }
143  // If the URL is the index.html, perform an online-first request.
144  if (key == '/') {
145    return onlineFirst(event);
146  }
147  event.respondWith(caches.open(CACHE_NAME)
148    .then((cache) =>  {
149      return cache.match(event.request).then((response) => {
150        // Either respond with the cached resource, or perform a fetch and
151        // lazily populate the cache only if the resource was successfully fetched.
152        return response || fetch(event.request).then((response) => {
153          if (response && Boolean(response.ok)) {
154            cache.put(event.request, response.clone());
155          }
156          return response;
157        });
158      })
159    })
160  );
161});
162self.addEventListener('message', (event) => {
163  // SkipWaiting can be used to immediately activate a waiting service worker.
164  // This will also require a page refresh triggered by the main worker.
165  if (event.data === 'skipWaiting') {

166    self.skipWaiting();
167    return;
168  }
169  if (event.data === 'downloadOffline') {
170    downloadOffline();
171    return;
172  }
173});
174// Download offline will check the RESOURCES for all files not in the cache
175// and populate them.
176async function downloadOffline() {
177  var resources = [];
178  var contentCache = await caches.open(CACHE_NAME);
179  var currentContent = {};
180  for (var request of await contentCache.keys()) {
181    var key = request.url.substring(origin.length + 1);
182    if (key == "") {
183      key = "/";
184    }
185    currentContent[key] = true;
186  }
187  for (var resourceKey of Object.keys(RESOURCES)) {
188    if (!currentContent[resourceKey]) {
189      resources.push(resourceKey);
190    }
191  }
192  return contentCache.addAll(resources);
193}
194// Attempt to download the resource online before falling back to
195// the offline cache.
196function onlineFirst(event) {
197  return event.respondWith(
198    fetch(event.request).then((response) => {
199      return caches.open(CACHE_NAME).then((cache) => {
200        cache.put(event.request, response.clone());
201        return response;
202      });
203    }).catch((error) => {
204      return caches.open(CACHE_NAME).then((cache) => {
205        return cache.match(event.request).then((response) => {
206          if (response != null) {
207            return response;
208          }
209          throw error;
210        });
211      });
212    })
213  );
214}