Woocommerce - Non-admins shouldn't be able to see wordpress

functions.php

<?php 
// Non-admins can't login, they're redirected to the video/videos page, 
// which stops them from messing with the website.
$goodbye = site_url();
function force_login_redirect( $redirect_to, $request, $user  ) {
	return ( is_array( $user->roles ) && in_array( 'administrator', $user->roles ) ) ? admin_url() : $goodbye;
} 
add_filter( 'login_redirect', 'force_login_redirect', 10, 3 );