public function batchAddToCart(array $args, array $payload) {
        global $usces;

        $itemIds = !empty($payload['itemIds']) ? (array)$payload['itemIds'] : [];

        // only check charge types if dlseller is active
        if (defined('WCEX_DLSELLER')) {
            foreach ($itemIds as $id) {
                $post_id = CRUD::getPostIdByWishlistItemId($id);
                if (!empty($post_id)) {
                    $chargetype = $usces->getItemChargingType($post_id);
                    $chargetype = !empty($chargetype) ? strtolower($chargetype) : '';
                    if ($chargetype === 'continue') {
                        $itemname = $usces->getItemName($post_id);
                        return $this->master->estore->getErrorResponse(
                            Store::CANNOT_PROCESS_IN_BATCH_OP,
                            [$itemname],
                            [$itemname]
                        );
                    }
                }
            }
        }

        $promptCartClear = null;
        foreach ($itemIds as $id) {
            $error = $this->canAddToCart(['itemId' => $id]);
            if ($error instanceof GenericError) {
                if ($error->errorcode === Store::CART_CONTAINS_CONTINUE_CHARGE) {
                    $message = __(
                        'Your cart contains a subscription item. You must clear your cart to continue. Clear cart now?',
                        'wcexwl'
                    );
                    $error->message = $message;
                    $error->debugmsg = $message;
                    $promptCartClear = $error;
                } else {
                    return $error;
                }
            }
        }

        if ($promptCartClear !== null) {
            return $promptCartClear;
        }

        foreach ($itemIds as $id) {
            $res = $this->addToCart(['itemId' => $id], []);
            if ($res instanceof GenericError) {
                return $res;
            }
        }

        /**
         * Fires after batch adding multiple items from the wishlist to the cart.
         *
         * @important
         * @param \Aivec\Welcart\Extensions\Wishlist\API\Wishlist $this Instance of the `Wishlist` API class
         * @param array                                           $payload See \Aivec\Welcart\Extensions\Wishlist\API\Wishlist::addToCart()
         *                                                                 for details
         */
        do_action('wcexwl_wishlist_api_batch_add_to_cart_on_complete', $this, $payload);

        return CRUD::getAndBuildWishlistItems();
    }