Delicate : How to change menu after user login

HI , i am new to wordpress. i would like to know how to change the visitor menu to user menu after user login . currently i using delicate template .

Here is my code :

function custom_menu()
{
if( is_user_logged_in() )
{
$custom_menu = ‘LoginMenu’;
}
else
{
$custom_menu = ‘VisitorMenu’;
}
wp_nav_menu( array( ‘menu’ => $custom_menu, ‘theme_location’ => ‘primary’ ) );
}
add_action(‘wp_footer’, ‘custom_menu’);

but i don’t know how to move wp_footer to the menu bar . someone can help ?