Unread archive number for WhatsApp Web

gistfile1.txt

// ==UserScript==
// @name         Archive number for WhatsApp Web
// @namespace    http://tampermonkey.net/
// @version      2025-03-05
// @description  Adds the number of unread archive messages to the tab title
// @author       You
// @match        https://web.whatsapp.com/
// @icon         https://www.google.com/s2/favicons?sz=64&domain=whatsapp.com
// @grant        none
// ==/UserScript==


(function() {
    'use strict';

    // Function to extract numbers from text
    function extractNumbers(text) {
        return (text.match(/\d+/g) || []).map(Number);
    }

    // Function to update the title
    function updateTitle() {
        const archivedElements = document.querySelectorAll('[aria-label="Archived "]');
        let total = 0;

        // Sum numbers found in archived elements
        archivedElements.forEach(element => {
            const numbers = extractNumbers(element.innerText);
            total += numbers.reduce((sum, num) => sum + num, 0);
        });

        // Extract the existing count from the title (supports both (8) and (8/X) formats)
        const titleMatch = document.title.match(/^\((\d+)(?:\/\d+)?\)\s*(.*)$/);
        if (titleMatch) {
            const existingCount = titleMatch[1];
            const baseTitle = titleMatch[2];
            if (total > 0) {
                document.title = `(${existingCount}/${total}) ${baseTitle}`; // Show (8/X) WhatsApp
            } else {
                document.title = `(${existingCount}) ${baseTitle}`; // Revert to (8) WhatsApp if no numbers found
            }
        }
    }

    // Initial title update
    updateTitle();

    // Update the title every 10 seconds
    setInterval(updateTitle, 10000);
})();