ওয়ার্কবক্স-রেসিপি

import {offlineFallback} from 'workbox-recipes';
import {setDefaultHandler} from 'workbox-routing';
import {NetworkOnly} from 'workbox-strategies';

setDefaultHandler(new NetworkOnly());

offlineFallback();

import {setCatchHandler, setDefaultHandler} from 'workbox-routing';
import {NetworkOnly} from 'workbox-strategies';

const pageFallback = 'offline.html';
const imageFallback = false;
const fontFallback = false;

setDefaultHandler(new NetworkOnly());

self.addEventListener('install', event => {
  const files = [pageFallback];
  if (imageFallback) {
    files.push(imageFallback);
  }
  if (fontFallback) {
    files.push(fontFallback);
  }

  event.waitUntil(
    self.caches
      .open('workbox-offline-fallbacks')
      .then(cache => cache.addAll(files))
  );
});

const handler = async options => {
  const dest = options.request.destination;
  const cache = await self.caches.open('workbox-offline-fallbacks');

  if (dest === 'document') {
    return (await cache.match(pageFallback)) || Response.error();
  }

  if (dest === 'image' && imageFallback !== false) {
    return (await cache.match(imageFallback)) || Response.error();
  }

  if (dest === 'font' && fontFallback !== false) {
    return (await cache.match(fontFallback)) || Response.error();
  }

  return Response.error();
};

setCatchHandler(handler);

import {warmStrategyCache} from 'workbox-recipes';
import {CacheFirst} from 'workbox-strategies';

// This can be any strategy, CacheFirst used as an example.
const strategy = new CacheFirst();
const urls = ['/offline.html'];

warmStrategyCache({urls, strategy});

import {CacheFirst} from 'workbox-strategies';
// This can be any strategy, CacheFirst used as an example.
const strategy = new CacheFirst();
const urls = ['/offline.html'];

self.addEventListener('install', event => {
  // handleAll returns two promises, the second resolves after all items have been added to cache.
  const done = urls.map(
    path =>
      strategy.handleAll({
        event,
        request: new Request(path),
      })[1]
  );

  event.waitUntil(Promise.all(done));
});

import {pageCache} from 'workbox-recipes';

pageCache();

import {registerRoute} from 'workbox-routing';
import {NetworkFirst} from 'workbox-strategies';
import {CacheableResponsePlugin} from 'workbox-cacheable-response';

const cacheName = 'pages';
const matchCallback = ({request}) => request.mode === 'navigate';
const networkTimeoutSeconds = 3;

registerRoute(
  matchCallback,
  new NetworkFirst({
    networkTimeoutSeconds,
    cacheName,
    plugins: [
      new CacheableResponsePlugin({
        statuses: [0, 200],
      }),
    ],
  })
);

import {staticResourceCache} from 'workbox-recipes';

staticResourceCache();

import {registerRoute} from 'workbox-routing';
import {StaleWhileRevalidate} from 'workbox-strategies';
import {CacheableResponsePlugin} from 'workbox-cacheable-response';

const cacheName = 'static-resources';
const matchCallback = ({request}) =>
  // CSS
  request.destination === 'style' ||
  // JavaScript
  request.destination === 'script' ||
  // Web Workers
  request.destination === 'worker';

registerRoute(
  matchCallback,
  new StaleWhileRevalidate({
    cacheName,
    plugins: [
      new CacheableResponsePlugin({
        statuses: [0, 200],
      }),
    ],
  })
);

import {imageCache} from 'workbox-recipes';

imageCache();

import {registerRoute} from 'workbox-routing';
import {CacheFirst} from 'workbox-strategies';
import {CacheableResponsePlugin} from 'workbox-cacheable-response';
import {ExpirationPlugin} from 'workbox-expiration';

const cacheName = 'images';
const matchCallback = ({request}) => request.destination === 'image';
const maxAgeSeconds = 30 * 24 * 60 * 60;
const maxEntries = 60;

registerRoute(
  matchCallback,
  new CacheFirst({
    cacheName,
    plugins: [
      new CacheableResponsePlugin({
        statuses: [0, 200],
      }),
      new ExpirationPlugin({
        maxEntries,
        maxAgeSeconds,
      }),
    ],
  })
);

import {googleFontsCache} from 'workbox-recipes';

googleFontsCache();

import {registerRoute} from 'workbox-routing';
import {StaleWhileRevalidate} from 'workbox-strategies';
import {CacheFirst} from 'workbox-strategies';
import {CacheableResponsePlugin} from 'workbox-cacheable-response';
import {ExpirationPlugin} from 'workbox-expiration';

const sheetCacheName = 'google-fonts-stylesheets';
const fontCacheName = 'google-fonts-webfonts';
const maxAgeSeconds = 60 * 60 * 24 * 365;
const maxEntries = 30;

registerRoute(
  ({url}) => url.origin === 'https://fonts.googleapis.com',
  new StaleWhileRevalidate({
    cacheName: sheetCacheName,
  })
);

// Cache the underlying font files with a cache-first strategy for 1 year.
registerRoute(
  ({url}) => url.origin === 'https://fonts.gstatic.com',
  new CacheFirst({
    cacheName: fontCacheName,
    plugins: [
      new CacheableResponsePlugin({
        statuses: [0, 200],
      }),
      new ExpirationPlugin({
        maxAgeSeconds,
        maxEntries,
      }),
    ],
  })
);

import {
  pageCache,
  imageCache,
  staticResourceCache,
  googleFontsCache,
  offlineFallback,
} from 'workbox-recipes';

pageCache();

googleFontsCache();

staticResourceCache();

imageCache();

offlineFallback();