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

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import MiOS from '../mios';
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import { version as current } from '../../config';
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export default async function(mios: MiOS, force = false, silent = false) {
const meta = await mios.getMeta(force);
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const newer = meta.version;
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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 (serive worker)
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) {
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alert('%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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}