Sharkey/src/client/app/common/scripts/check-for-update.ts

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import { clientVersion as current } from '../../config';
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export default async function($root: any, force = false, silent = false) {
const meta = await $root.getMeta(force);
const newer = meta.clientVersion;
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if (newer != current) {
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localStorage.setItem('should-refresh', 'true');
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localStorage.setItem('v', newer);
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// Clear cache (service worker)
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try {
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if (navigator.serviceWorker.controller) {
navigator.serviceWorker.controller.postMessage('clear');
}
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navigator.serviceWorker.getRegistrations().then(registrations => {
registrations.forEach(registration => registration.unregister());
});
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} catch (e) {
console.error(e);
}
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if (!silent) {
$root.$dialog({
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title: '%i18n:common.update-available-title%',
text: '%i18n:common.update-available%'.replace('{newer}', newer).replace('{current}', current)
});
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}
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return newer;
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} else {
return null;
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}
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}