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service worker self.clients

Brave Developer answered on December 31, 2020 Popularity 4/10 Helpfulness 2/10

answer service worker self.clients

service worker self.clients

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addEventListener('notificationclick', event => {
  event.waitUntil(async function() {
    const allClients = await clients.matchAll({
      includeUncontrolled: true
    });

    let chatClient;

    // Let's see if we already have a chat window open:
    for (const client of allClients) {
      const url = new URL(client.url);

      if (url.pathname == '/chat/') {
        // Excellent, let's use it!
        client.focus();
        chatClient = client;
        break;
      }
    }

    // If we didn't find an existing chat window,
    // open a new one:
    if (!chatClient) {
      chatClient = await clients.openWindow('/chat/');
    }

    // Message the client:
    chatClient.postMessage("New chat messages!");
  }());
});

Popularity 4/10 Helpfulness 2/10 Language javascript

Source: developer.mozilla.org

Tags: javascript service-worker

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