@extrawest/firebase-chat-list-component/lib/esm/hooks/useWindowSize.js

React Firebase Chat List Component

import { useLayoutEffect, useState } from "react";
export const useWindowSize = () => {
    const [size, setSize] = useState([0, 0]);
    useLayoutEffect(() => {
        function updateSize() {
            setSize([window.innerWidth, window.innerHeight]);
        }
        window.addEventListener('resize', updateSize);
        updateSize();
        return window.removeEventListener('resize', updateSize);
    }, []);
    return size;
};