- {stats.eventCount ?? '10+'}
+ {stats.eventCount ?? '100+'}Events created
- {stats.personCount ?? '10+'}
+ {stats.personCount ?? '100+'}Availabilities entered
diff --git a/crabfit-frontend/src/pages/Home/homeStyle.ts b/crabfit-frontend/src/pages/Home/homeStyle.ts
index 2f05692..6f5460e 100644
--- a/crabfit-frontend/src/pages/Home/homeStyle.ts
+++ b/crabfit-frontend/src/pages/Home/homeStyle.ts
@@ -88,3 +88,8 @@ export const StatNumber = styled.span`
export const StatLabel = styled.span`
display: block;
`;
+
+export const OfflineMessage = styled.div`
+ text-align: center;
+ margin: 50px 0 20px;
+`;
diff --git a/crabfit-frontend/src/service-worker.js b/crabfit-frontend/src/service-worker.js
new file mode 100644
index 0000000..fbe61d2
--- /dev/null
+++ b/crabfit-frontend/src/service-worker.js
@@ -0,0 +1,90 @@
+/* eslint-disable no-restricted-globals */
+
+// This service worker can be customized!
+// See https://developers.google.com/web/tools/workbox/modules
+// for the list of available Workbox modules, or add any other
+// code you'd like.
+// You can also remove this file if you'd prefer not to use a
+// service worker, and the Workbox build step will be skipped.
+
+import { clientsClaim } from 'workbox-core';
+import { ExpirationPlugin } from 'workbox-expiration';
+import { precacheAndRoute, createHandlerBoundToURL } from 'workbox-precaching';
+import { registerRoute } from 'workbox-routing';
+import { StaleWhileRevalidate, NetworkFirst } from 'workbox-strategies';
+
+clientsClaim();
+
+// Precache all of the assets generated by your build process.
+// Their URLs are injected into the manifest variable below.
+// This variable must be present somewhere in your service worker file,
+// even if you decide not to use precaching. See https://cra.link/PWA
+precacheAndRoute(self.__WB_MANIFEST);
+
+// Set up App Shell-style routing, so that all navigation requests
+// are fulfilled with your index.html shell. Learn more at
+// https://developers.google.com/web/fundamentals/architecture/app-shell
+const fileExtensionRegexp = new RegExp('/[^/?]+\\.[^/]+$');
+registerRoute(
+ // Return false to exempt requests from being fulfilled by index.html.
+ ({ request, url }) => {
+ // If this isn't a navigation, skip.
+ if (request.mode !== 'navigate') {
+ return false;
+ } // If this is a URL that starts with /_, skip.
+
+ if (url.pathname.startsWith('/_')) {
+ return false;
+ } // If this looks like a URL for a resource, because it contains // a file extension, skip.
+
+ if (url.pathname.match(fileExtensionRegexp)) {
+ return false;
+ } // Return true to signal that we want to use the handler.
+
+ return true;
+ },
+ createHandlerBoundToURL(process.env.PUBLIC_URL + '/index.html')
+);
+
+// An example runtime caching route for requests that aren't handled by the
+// precache, in this case same-origin .png requests like those from in public/
+registerRoute(
+ // Add in any other file extensions or routing criteria as needed.
+ ({ url }) => url.origin === self.location.origin && (
+ url.pathname.endsWith('.png')
+ || url.pathname.endsWith('.svg')
+ || url.pathname.endsWith('.jpg')
+ || url.pathname.endsWith('.jpeg')
+ || url.pathname.endsWith('.ico')
+ || url.pathname.endsWith('.ttf')
+ || url.pathname.endsWith('.woff')
+ || url.pathname.endsWith('.woff2')
+ ), // Customize this strategy as needed, e.g., by changing to CacheFirst.
+ new StaleWhileRevalidate({
+ cacheName: 'res',
+ plugins: [
+ // Ensure that once this runtime cache reaches a maximum size the
+ // least-recently used images are removed.
+ new ExpirationPlugin({ maxEntries: 50 }),
+ ],
+ })
+);
+
+// This allows the web app to trigger skipWaiting via
+// registration.waiting.postMessage({type: 'SKIP_WAITING'})
+self.addEventListener('message', (event) => {
+ if (event.data && event.data.type === 'SKIP_WAITING') {
+ self.skipWaiting();
+ }
+});
+
+// Any other custom service worker logic can go here.
+
+registerRoute(
+ ({ url }) => url.origin === self.location.origin && (
+ url.pathname.endsWith('.js')
+ || url.pathname.endsWith('.css')
+ || url.pathname.endsWith('.json')
+ ),
+ new NetworkFirst({ cacheName: 'res' })
+);
diff --git a/crabfit-frontend/src/serviceWorkerRegistration.js b/crabfit-frontend/src/serviceWorkerRegistration.js
new file mode 100644
index 0000000..2262ecd
--- /dev/null
+++ b/crabfit-frontend/src/serviceWorkerRegistration.js
@@ -0,0 +1,137 @@
+// This optional code is used to register a service worker.
+// register() is not called by default.
+
+// This lets the app load faster on subsequent visits in production, and gives
+// it offline capabilities. However, it also means that developers (and users)
+// will only see deployed updates on subsequent visits to a page, after all the
+// existing tabs open on the page have been closed, since previously cached
+// resources are updated in the background.
+
+// To learn more about the benefits of this model and instructions on how to
+// opt-in, read https://cra.link/PWA
+
+const isLocalhost = Boolean(
+ window.location.hostname === 'localhost' ||
+ // [::1] is the IPv6 localhost address.
+ window.location.hostname === '[::1]' ||
+ // 127.0.0.0/8 are considered localhost for IPv4.
+ window.location.hostname.match(/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/)
+);
+
+export function register(config) {
+ if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
+ // The URL constructor is available in all browsers that support SW.
+ const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);
+ if (publicUrl.origin !== window.location.origin) {
+ // Our service worker won't work if PUBLIC_URL is on a different origin
+ // from what our page is served on. This might happen if a CDN is used to
+ // serve assets; see https://github.com/facebook/create-react-app/issues/2374
+ return;
+ }
+
+ window.addEventListener('load', () => {
+ const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
+
+ if (isLocalhost) {
+ // This is running on localhost. Let's check if a service worker still exists or not.
+ checkValidServiceWorker(swUrl, config);
+
+ // Add some additional logging to localhost, pointing developers to the
+ // service worker/PWA documentation.
+ navigator.serviceWorker.ready.then(() => {
+ console.log(
+ 'This web app is being served cache-first by a service ' +
+ 'worker. To learn more, visit https://cra.link/PWA'
+ );
+ });
+ } else {
+ // Is not localhost. Just register service worker
+ registerValidSW(swUrl, config);
+ }
+ });
+ }
+}
+
+function registerValidSW(swUrl, config) {
+ navigator.serviceWorker
+ .register(swUrl)
+ .then((registration) => {
+ registration.onupdatefound = () => {
+ const installingWorker = registration.installing;
+ if (installingWorker == null) {
+ return;
+ }
+ installingWorker.onstatechange = () => {
+ if (installingWorker.state === 'installed') {
+ if (navigator.serviceWorker.controller) {
+ // At this point, the updated precached content has been fetched,
+ // but the previous service worker will still serve the older
+ // content until all client tabs are closed.
+ console.log(
+ 'New content is available and will be used when all ' +
+ 'tabs for this page are closed. See https://cra.link/PWA.'
+ );
+
+ // Execute callback
+ if (config && config.onUpdate) {
+ config.onUpdate(registration);
+ }
+ } else {
+ // At this point, everything has been precached.
+ // It's the perfect time to display a
+ // "Content is cached for offline use." message.
+ console.log('Content is cached for offline use.');
+
+ // Execute callback
+ if (config && config.onSuccess) {
+ config.onSuccess(registration);
+ }
+ }
+ }
+ };
+ };
+ })
+ .catch((error) => {
+ console.error('Error during service worker registration:', error);
+ });
+}
+
+function checkValidServiceWorker(swUrl, config) {
+ // Check if the service worker can be found. If it can't reload the page.
+ fetch(swUrl, {
+ headers: { 'Service-Worker': 'script' },
+ })
+ .then((response) => {
+ // Ensure service worker exists, and that we really are getting a JS file.
+ const contentType = response.headers.get('content-type');
+ if (
+ response.status === 404 ||
+ (contentType != null && contentType.indexOf('javascript') === -1)
+ ) {
+ // No service worker found. Probably a different app. Reload the page.
+ navigator.serviceWorker.ready.then((registration) => {
+ registration.unregister().then(() => {
+ window.location.reload();
+ });
+ });
+ } else {
+ // Service worker found. Proceed as normal.
+ registerValidSW(swUrl, config);
+ }
+ })
+ .catch(() => {
+ console.log('No internet connection found. App is running in offline mode.');
+ });
+}
+
+export function unregister() {
+ if ('serviceWorker' in navigator) {
+ navigator.serviceWorker.ready
+ .then((registration) => {
+ registration.unregister();
+ })
+ .catch((error) => {
+ console.error(error.message);
+ });
+ }
+}
diff --git a/crabfit-frontend/yarn.lock b/crabfit-frontend/yarn.lock
index 5f963c4..8967169 100644
--- a/crabfit-frontend/yarn.lock
+++ b/crabfit-frontend/yarn.lock
@@ -9259,9 +9259,9 @@ react-scripts@4.0.3:
fsevents "^2.1.3"
react@^17.0.1:
- version "17.0.1"
- resolved "https://registry.yarnpkg.com/react/-/react-17.0.1.tgz#6e0600416bd57574e3f86d92edba3d9008726127"
- integrity sha512-lG9c9UuMHdcAexXtigOZLX8exLWkW0Ku29qPRU8uhF2R9BN96dLCt0psvzPLlHc5OWkgymP3qwTRgbnw5BKx3w==
+ version "17.0.2"
+ resolved "https://registry.yarnpkg.com/react/-/react-17.0.2.tgz#d0b5cc516d29eb3eee383f75b62864cfb6800037"
+ integrity sha512-gnhPt75i/dq/z3/6q/0asP78D0u592D5L1pd7M8P+dck6Fu/jJeL6iVVK23fptSUZj8Vjf++7wXA8UNclGQcbA==
dependencies:
loose-envify "^1.1.0"
object-assign "^4.1.1"
@@ -11352,14 +11352,14 @@ word-wrap@^1.2.3, word-wrap@~1.2.3:
resolved "https://registry.yarnpkg.com/word-wrap/-/word-wrap-1.2.3.tgz#610636f6b1f703891bd34771ccb17fb93b47079c"
integrity sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==
-workbox-background-sync@^5.1.4:
+workbox-background-sync@^5.1.3, workbox-background-sync@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-background-sync/-/workbox-background-sync-5.1.4.tgz#5ae0bbd455f4e9c319e8d827c055bb86c894fd12"
integrity sha512-AH6x5pYq4vwQvfRDWH+vfOePfPIYQ00nCEB7dJRU1e0n9+9HMRyvI63FlDvtFT2AvXVRsXvUt7DNMEToyJLpSA==
dependencies:
workbox-core "^5.1.4"
-workbox-broadcast-update@^5.1.4:
+workbox-broadcast-update@^5.1.3, workbox-broadcast-update@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-broadcast-update/-/workbox-broadcast-update-5.1.4.tgz#0eeb89170ddca7f6914fa3523fb14462891f2cfc"
integrity sha512-HTyTWkqXvHRuqY73XrwvXPud/FN6x3ROzkfFPsRjtw/kGZuZkPzfeH531qdUGfhtwjmtO/ZzXcWErqVzJNdXaA==
@@ -11408,26 +11408,26 @@ workbox-build@^5.1.4:
workbox-sw "^5.1.4"
workbox-window "^5.1.4"
-workbox-cacheable-response@^5.1.4:
+workbox-cacheable-response@^5.1.3, workbox-cacheable-response@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-cacheable-response/-/workbox-cacheable-response-5.1.4.tgz#9ff26e1366214bdd05cf5a43da9305b274078a54"
integrity sha512-0bfvMZs0Of1S5cdswfQK0BXt6ulU5kVD4lwer2CeI+03czHprXR3V4Y8lPTooamn7eHP8Iywi5QjyAMjw0qauA==
dependencies:
workbox-core "^5.1.4"
-workbox-core@^5.1.4:
+workbox-core@^5.1.3, workbox-core@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-core/-/workbox-core-5.1.4.tgz#8bbfb2362ecdff30e25d123c82c79ac65d9264f4"
integrity sha512-+4iRQan/1D8I81nR2L5vcbaaFskZC2CL17TLbvWVzQ4qiF/ytOGF6XeV54pVxAvKUtkLANhk8TyIUMtiMw2oDg==
-workbox-expiration@^5.1.4:
+workbox-expiration@^5.1.3, workbox-expiration@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-expiration/-/workbox-expiration-5.1.4.tgz#92b5df461e8126114943a3b15c55e4ecb920b163"
integrity sha512-oDO/5iC65h2Eq7jctAv858W2+CeRW5e0jZBMNRXpzp0ZPvuT6GblUiHnAsC5W5lANs1QS9atVOm4ifrBiYY7AQ==
dependencies:
workbox-core "^5.1.4"
-workbox-google-analytics@^5.1.4:
+workbox-google-analytics@^5.1.3, workbox-google-analytics@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-google-analytics/-/workbox-google-analytics-5.1.4.tgz#b3376806b1ac7d7df8418304d379707195fa8517"
integrity sha512-0IFhKoEVrreHpKgcOoddV+oIaVXBFKXUzJVBI+nb0bxmcwYuZMdteBTp8AEDJacENtc9xbR0wa9RDCnYsCDLjA==
@@ -11437,35 +11437,35 @@ workbox-google-analytics@^5.1.4:
workbox-routing "^5.1.4"
workbox-strategies "^5.1.4"
-workbox-navigation-preload@^5.1.4:
+workbox-navigation-preload@^5.1.3, workbox-navigation-preload@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-navigation-preload/-/workbox-navigation-preload-5.1.4.tgz#30d1b720d26a05efc5fa11503e5cc1ed5a78902a"
integrity sha512-Wf03osvK0wTflAfKXba//QmWC5BIaIZARU03JIhAEO2wSB2BDROWI8Q/zmianf54kdV7e1eLaIEZhth4K4MyfQ==
dependencies:
workbox-core "^5.1.4"
-workbox-precaching@^5.1.4:
+workbox-precaching@^5.1.3, workbox-precaching@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-precaching/-/workbox-precaching-5.1.4.tgz#874f7ebdd750dd3e04249efae9a1b3f48285fe6b"
integrity sha512-gCIFrBXmVQLFwvAzuGLCmkUYGVhBb7D1k/IL7pUJUO5xacjLcFUaLnnsoVepBGAiKw34HU1y/YuqvTKim9qAZA==
dependencies:
workbox-core "^5.1.4"
-workbox-range-requests@^5.1.4:
+workbox-range-requests@^5.1.3, workbox-range-requests@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-range-requests/-/workbox-range-requests-5.1.4.tgz#7066a12c121df65bf76fdf2b0868016aa2bab859"
integrity sha512-1HSujLjgTeoxHrMR2muDW2dKdxqCGMc1KbeyGcmjZZAizJTFwu7CWLDmLv6O1ceWYrhfuLFJO+umYMddk2XMhw==
dependencies:
workbox-core "^5.1.4"
-workbox-routing@^5.1.4:
+workbox-routing@^5.1.3, workbox-routing@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-routing/-/workbox-routing-5.1.4.tgz#3e8cd86bd3b6573488d1a2ce7385e547b547e970"
integrity sha512-8ljknRfqE1vEQtnMtzfksL+UXO822jJlHTIR7+BtJuxQ17+WPZfsHqvk1ynR/v0EHik4x2+826Hkwpgh4GKDCw==
dependencies:
workbox-core "^5.1.4"
-workbox-strategies@^5.1.4:
+workbox-strategies@^5.1.3, workbox-strategies@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-strategies/-/workbox-strategies-5.1.4.tgz#96b1418ccdfde5354612914964074d466c52d08c"
integrity sha512-VVS57LpaJTdjW3RgZvPwX0NlhNmscR7OQ9bP+N/34cYMDzXLyA6kqWffP6QKXSkca1OFo/v6v7hW7zrrguo6EA==
@@ -11473,7 +11473,7 @@ workbox-strategies@^5.1.4:
workbox-core "^5.1.4"
workbox-routing "^5.1.4"
-workbox-streams@^5.1.4:
+workbox-streams@^5.1.3, workbox-streams@^5.1.4:
version "5.1.4"
resolved "https://registry.yarnpkg.com/workbox-streams/-/workbox-streams-5.1.4.tgz#05754e5e3667bdc078df2c9315b3f41210d8cac0"
integrity sha512-xU8yuF1hI/XcVhJUAfbQLa1guQUhdLMPQJkdT0kn6HP5CwiPOGiXnSFq80rAG4b1kJUChQQIGPrq439FQUNVrw==