'use strict'; const MANIFEST = 'flutter-app-manifest'; const TEMP = 'flutter-temp-cache'; const CACHE_NAME = 'flutter-app-cache'; const RESOURCES = {"flutter.js": "888483df48293866f9f41d3d9274a779", "main.dart.js": "f813c4f56623eeae1e7780121e2296de", "assets/shaders/ink_sparkle.frag": "ecc85a2e95f5e9f53123dcaf8cb9b6ce", "assets/AssetManifest.bin": "5a67dfabf406430faa429e5b45e70fbe", "assets/assets/rice.jpg": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/plum.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/custard.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/cake.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/coffe.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/logo.png": "89bee4aa1cb6eeae406a5514ea543e60", "assets/assets/strawberry.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/vegtables.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/veg.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/juice.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/kiwi.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/peach.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/apple.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/onions.png": "be1b12c3cc87ee9a01bcfdc2e622fc3f", "assets/assets/rice2.jpg": "d41d8cd98f00b204e9800998ecf8427e", "assets/assets/snake.png": "d41d8cd98f00b204e9800998ecf8427e", "assets/AssetManifest.bin.json": "06057b0246e624e4be74e45be152746f", "assets/packages/cupertino_icons/assets/CupertinoIcons.ttf": "33b7d9392238c04c131b6ce224e13711", "assets/NOTICES": "0a85a3fbd2bc99f296b82e2f4d8c73a7", "assets/AssetManifest.json": "1d78b39306688071aaeccbf47e59f9cf", "assets/FontManifest.json": "dc3d03800ccca4601324923c0b1d6d57", "assets/fonts/MaterialIcons-Regular.otf": "db2359a3598b16452638b397c3d019c3", "icons/Icon-192.png": "d41d8cd98f00b204e9800998ecf8427e", "icons/Icon-maskable-192.png": "d41d8cd98f00b204e9800998ecf8427e", "icons/Icon-512.png": "d41d8cd98f00b204e9800998ecf8427e", "icons/Icon-maskable-512.png": "d41d8cd98f00b204e9800998ecf8427e", "version.json": "e381a40b6ecd230fc5b7e5cf098f2f42", "favicon.png": "d41d8cd98f00b204e9800998ecf8427e", "manifest.json": "8181094b133ade4747ca90e03631c612", "index.html": "39d186601ed1cea7fdfcb12a81a04650", "/": "39d186601ed1cea7fdfcb12a81a04650", "flutter_bootstrap.js": "c99b67f55d03fba40c372ec70072e9c3", "canvaskit/skwasm_heavy.wasm": "8034ad26ba2485dab2fd49bdd786837b", "canvaskit/skwasm.js": "1ef3ea3a0fec4569e5d531da25f34095", "canvaskit/canvaskit.wasm": "07b9f5853202304d3b0749d9306573cc", "canvaskit/skwasm.wasm": "264db41426307cfc7fa44b95a7772109", "canvaskit/skwasm_heavy.js": "413f5b2b2d9345f37de148e2544f584f", "canvaskit/skwasm_heavy.js.symbols": "3c01ec03b5de6d62c34e17014d1decd3", "canvaskit/canvaskit.js.symbols": "58832fbed59e00d2190aa295c4d70360", "canvaskit/skwasm.js.symbols": "0088242d10d7e7d6d2649d1fe1bda7c1", "canvaskit/chromium/canvaskit.wasm": "24c77e750a7fa6d474198905249ff506", "canvaskit/chromium/canvaskit.js.symbols": "193deaca1a1424049326d4a91ad1d88d", "canvaskit/chromium/canvaskit.js": "5e27aae346eee469027c80af0751d53d", "canvaskit/canvaskit.js": "140ccb7d34d0a55065fbd422b843add6"}; // The application shell files that are downloaded before a service worker can // start. const CORE = ["main.dart.js", "index.html", "flutter_bootstrap.js", "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; }); }); }) ); }