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chore: setup service worker for offline usage (fix #46) #48

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chore: setup service worker for offline usage (fix #46) #48

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23 changes: 23 additions & 0 deletions index.html
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -483,6 +483,29 @@
window.onload = function () { 'use strict';
myGrooveWriter.runsOnPageLoad(); // Initialize the notes
};

const registerServiceWorker = async () => {
if ('serviceWorker' in navigator) {
try {
const registration = await navigator.serviceWorker.register(
'sw.js',
{
scope: './',
}
);
if (registration.installing) {
console.log('Service worker installing');
} else if (registration.waiting) {
console.log('Service worker installed');
} else if (registration.active) {
console.log('Service worker active');
}
} catch (error) {
console.error(`Registration failed with ${error}`);
}
}
};
registerServiceWorker();
</script>


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54 changes: 54 additions & 0 deletions sw.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,54 @@
var version = '1.0.0';
var timeStamp = Date.now();

self.addEventListener('install', function(e) {
e.waitUntil(
caches.open('montulli.github.io').then(function(cache) {
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You'll probably need to replace that for mikeslessons.com/groove, and change GrooveScribe with groove, but my PR is for the gh-pages one.

return cache.addAll([
'/GrooveScribe/?timestamp=' + timeStamp,
'/GrooveScribe/index.html?timestamp=' + timeStamp,
'/GrooveScribe/css/groove_display_orange.css?timestamp=' + timeStamp,
'/GrooveScribe/css/groove_writer_orange.css?timestamp=' + timeStamp,
'/GrooveScribe/css/share-button.min.css?timestamp=' + timeStamp,
'/GrooveScribe/font-awesome/4.7.0/css/font-awesome.min.css?timestamp=' + timeStamp,
'/GrooveScribe/font-awesome/4.7.0/fonts/fontawesome-webfont.woff2?v=4.7.0?timestamp=' + timeStamp,
'/GrooveScribe/images/GScribe_Logo_lone_g.svg?timestamp=' + timeStamp,
'/GrooveScribe/images/GScribe_Logo_word_stack.svg?timestamp=' + timeStamp,
'/GrooveScribe/images/gscribe-icon-96.png?timestamp=' + timeStamp,
'/GrooveScribe/js/abc2svg-1.js?timestamp=' + timeStamp,
'/GrooveScribe/js/groove_utils.js?timestamp=' + timeStamp,
'/GrooveScribe/js/groove_writer.js?timestamp=' + timeStamp,
'/GrooveScribe/js/grooves.js?timestamp=' + timeStamp,
'/GrooveScribe/js/jsmidgen.js?timestamp=' + timeStamp,
'/GrooveScribe/js/pablo.min.js?timestamp=' + timeStamp,
'/GrooveScribe/js/share-button.min.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/Base64.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/base64binary.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/DOMLoader.XMLHttp.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/jasmid/midifile.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/jasmid/replayer.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/inc/jasmid/stream.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/js/MIDI/AudioDetect.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/js/MIDI/LoadPlugin.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/js/MIDI/Player.js?timestamp=' + timeStamp,
'/GrooveScribe/MIDI.js/js/MIDI/Plugin.js?timestamp=' + timeStamp,
'/GrooveScribe/soundfont/gunshot-ogg.js?timestamp=' + timeStamp,
])
.then(function() {
return self.skipWaiting();
});
})
)
});

self.addEventListener('activate', function(event) {
event.waitUntil(self.clients.claim());
});

self.addEventListener('fetch', function(event) {
event.respondWith(
caches.match(event.request, {ignoreSearch:true}).then(function(response) {
return response || fetch(event.request);
})
);
});