Bookmarklet - Sets a Youtube Feet view to list mode

youtube-show-feed-list.js

( ( w, d, s1, s2, b, cN ) => {
    const GS = ( src, d ) => {
        d = document;
        return new Promise( ( resolve, reject ) => {
            s = d.createElement( 'script' );
            s.type = 'text/javascript';
            s.async = true;
            s.onload = () => resolve();
            s.src = src;
            d.getElementsByTagName( 'head' )[ 0 ].appendChild( s );
        });
    };
    b = 'https://cdn.jsdelivr.net/npm/';
    s1 = `${b}js-cookie@2/src/js.cookie.min.js`;
    s2 = `${b}qss@2.0.3/dist/qss.min.js`;
    cN = 'PREF';

    Promise.all( [ GS( s1 ), GS( s2 ) ] ).then( () => {
        let pref = Cookies.get( cN ),
              qs = {};

        if ( pref ) {
            qs = qss.decode( pref );
        }

        qs.cvdm = 'list';

        Cookies.set( cN, qss.encode( qs ) );
    });
})();