Disable repeat purchase WooCommerce [WordPress]

sz_repeat_purchase_wtf.php

/** Disable repeat purchase V 22.20 7:40 -- on Adding to Cart check **/

add_filter( 'woocommerce_add_to_cart_validation', 'limit_cart_items_from_category', 10, 5 );
function limit_cart_items_from_category ( $passed, $product_id, $quantity, $variation_id = 0, $variations = null ){
$current_product_id = ($variation_id === 0) ? $product_id : $variation_id;
	// Loop through cart items checking if the product is already in cart
    foreach ( WC()->cart->get_cart() as $cart_item ){
        if( $cart_item['data']->get_id() == $current_product_id ) {
            wc_add_notice( __('This product is already in your cart.', 'woocommerce' ), 'error' );
            return false;
        }
    }
	//If it's not in the cart --> check if it's available in their Downloads
		$user_id = get_current_user_id();
					//$user_id  = 2347;
//		$time_start = microtime(true);
					$their_downloads = wc_get_customer_available_downloads( $user_id );
	//	$time_end = microtime(true);
	//	$execution_time = ($time_end - $time_start);
			   $ids = array_map(function($item) {
						return $item['product_id'];
					}, $their_downloads);
				  if (in_array($current_product_id, $ids)){
				 wc_add_notice( __('You have bought this product before, download it from <a href="'.get_site_url().'/my-account/my-library/">your Library.</a>', 'woocommerce' ), 'error' );
					return false;
		}
    return $passed;
}