Twitch JS SDK Authentication

Twitch.js

// Document Ready (execute on page load completion)

    $( function(){

        // Twitch JS SDK looks for authenticated login status

            Twitch.init({clientId: 'YOUR CLIENT ID HERE'}, function(error, status) {
               
                if (status.authenticated) {

                  // Already logged in, hide button
                    $('.twitch-connect').hide();

                  // call logged in user conversion passing the OAuth Token
                    convert_username_OAuth(status.token);
                }
    });