use ThemePlate\Enqueue;
function theme_scripts() {
wp_enqueue_script( 'main-script', 'PATH_TO_MAIN_JS' );
wp_script_add_data( 'main-script', 'async', true );
wp_enqueue_script( 'extra-script', 'PATH_TO_EXTRA_JS' );
wp_script_add_data( 'extra-script', 'defer', true );
wp_enqueue_script( 'jquery-slim', 'https://code.jquery.com/jquery-3.5.1.slim.min.js', array(), '3.5.1', true );
wp_script_add_data( 'jquery-slim', 'integrity', 'sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj' );
wp_script_add_data( 'jquery-slim', 'crossorigin', 'anonymous' );
wp_enqueue_style( 'bootstrap', 'https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css', array(), '4.5.2' );
wp_style_add_data( 'bootstrap', 'integrity', 'sha384-JcKb8q3iqJ61gNV9KGb8thSsNjpSL0n8PARn9HuZOnIxN0hoP+VmmDGMN5t9UJ0Z' );
wp_style_add_data( 'bootstrap', 'crossorigin', 'anonymous' );
wp_register_style( 'slick-carousel', 'https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.9.0/slick.min.css', array(), '1.9.0', 'all' );
wp_register_script( 'slick-carousel', 'https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.9.0/slick.min.js', array(), '1.9.0', true );
}
add_action( 'wp_enqueue_scripts', 'theme_scripts' );
add_action( 'init', array( Enqueue::class, 'init' ) );
// Set to the wanted insert position; default is 10
Enqueue::$priority = 20;
// In templates before calling the get_header()
Enqueue::script( 'slick-carousel' );
Enqueue::style( 'slick-carousel' );
Enqueue::script(
'popper',
'https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js',
array(
'integrity' => 'sha384-9/reFTGAW83EW2RDu2S0VKaIzap3H66lZH81PoYlFhbGU+6BZp6G7niu735Sk7lN',
'crossorigin' => 'anonymous',
)
);