PWA发电机

self.addEventListener('install', function(event) {
const indexPage = new Request('[[indexPage]]');
event.waitUntil(
fetch(indexPage).then(function(response) {
return caches.open('pwabuilder-offline').then(function(cache) {
console.log('[PWA Builder] Cached index page during Install'+ response.url);
return cache.put(indexPage, response);
});
}));
});
self.addEventListener('fetch', function(event) {
const updateCache = function(request){
return caches.open('pwabuilder-offline').then(function (cache) {
return fetch(request).then(function (response) {
console.log('[PWA Builder] add page to offline'+response.url)
return cache.put(request, response);
});
});
};
event.waitUntil(updateCache(event.request));
event.respondWith(
fetch(event.request).catch(function(error) {
console.log( '[PWA Builder] Network request Failed. Serving content from cache: ' + error );
return caches.open('pwabuilder-offline').then(function (cache) {
return cache.match(event.request).then(function (matching) {
var report =  !matching || matching.status == 404?Promise.reject('no-match'): matching;
return report
});
});
})
);
})

输入要转换为PWA的页面的链接:

把它变成PWA