Created
March 16, 2017 06:31
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service worker example
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(function() { | |
'use strict'; | |
var cacheName = 'cache_v2.0'; | |
var cacheFiles = [ | |
'./', | |
'./index.html', | |
'./sw.js', | |
'./manifest.json', | |
'./src/assets/js/libs/sweetalert.min.js', | |
'./src/assets/js/libs/leaflet.awesome-markers.js', | |
'./src/assets/images/evento.svg', | |
'./src/assets/images/fixo.svg', | |
'./src/assets/images/markers-shadow.png', | |
'./src/assets/images/markers-shadow@2x.png', | |
'./src/assets/images/markers-soft.png', | |
'./src/assets/images/markers-soft@2x.png', | |
'./dist/bundle.js' | |
]; | |
// ==== | |
// Primeiro evento / acontece apenas uma vez | |
function Install(event) { | |
event.waitUntil( | |
caches | |
.open(cacheName) | |
.then(function(cache) { | |
return cache.addAll(cacheFiles) | |
}) | |
.then(function() { | |
return self.skipWaiting() | |
}) | |
); | |
} | |
// Deleta o cache mais antigo | |
function Activate(event) { | |
event.waitUntil( | |
caches | |
.keys() | |
.then(function (keyList) { | |
return Promise.all(keyList.map(function (key) { | |
if (key !== cacheName) return caches.delete(key) | |
})) | |
}) | |
) | |
return self.clients.claim(); | |
} | |
// Trigger para todos os requests da aplicação | |
function Fetch(event) { | |
event.respondWith( | |
caches | |
.match(event.request) | |
.then(function(response) { | |
return response || fetch(event.request) | |
}) | |
); | |
} | |
// ==== | |
self.addEventListener('install', Install); | |
self.addEventListener('activate', Activate); | |
self.addEventListener('fetch', Fetch); | |
})(); |
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