woocommerce jquery files are missing

Hello. on my own theme not working at single product page any tabs or lightbox of woocommerce. what is problem ? maybe i didn’t add to my time jquery files of woocommerce

here my functions.php

add_theme_support( ‘woocommerce’ );

/** */

add_filter( 'woocommerce_enqueue_styles', '__return_false' );
// Remove each style one by one
add_filter( 'woocommerce_enqueue_styles', 'jk_dequeue_styles' );
function jk_dequeue_styles( $enqueue_styles ) {
unset( $enqueue_styles['woocommerce-general'] ); // Remove the gloss
unset( $enqueue_styles['woocommerce-layout'] ); // Remove the layout
unset( $enqueue_styles['woocommerce-smallscreen'] ); // Remove the smallscreen optimisation
return $enqueue_styles;
}

// Or just remove them all in one line
add_filter( 'woocommerce_enqueue_styles', '__return_false' );

function wp_enqueue_woocommerce_style(){
wp_register_style( 'woocommerce', get_template_directory_uri() . '/css/woocommerce.css' );
if ( class_exists( 'woocommerce' ) ) {
wp_enqueue_style( 'woocommerce' );
}
}
add_action( 'wp_enqueue_scripts', 'wp_enqueue_woocommerce_style' );
/** */