40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
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// Browser service workers must be served as JavaScript files. This tiny
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// runtime exists only to display task-completion notifications and focus
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// the existing Open Design tab when the user clicks one.
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self.addEventListener('notificationclick', (event) => {
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event.notification.close();
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const data = event.notification.data || {};
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const targetUrl = typeof data.url === 'string' ? data.url : self.location.origin;
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event.waitUntil((async () => {
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const windows = await self.clients.matchAll({
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type: 'window',
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includeUncontrolled: true,
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});
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const sameOrigin = windows.find((client) => {
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try {
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return new URL(client.url).origin === self.location.origin;
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} catch {
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return false;
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}
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});
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if (sameOrigin) {
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if ('navigate' in sameOrigin) {
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try {
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await sameOrigin.navigate(targetUrl);
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} catch {
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/* focus the existing tab below */
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}
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}
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return sameOrigin.focus();
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}
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if (self.clients.openWindow) {
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return self.clients.openWindow(targetUrl);
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}
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return undefined;
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})());
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});
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