同一产品ID未添加到购物车页面woocommerce中

Question

如何防止同一产品ID无法添加到购物车中而另一个产品ID添加到购物车列表Woocommerce之前挂钩。

Answer 1

Here is the code to solve same product id can't add twice in a cart while different product id added in cart may help you.....Not sure

add_action('woocommerce_before_cart', 'bbloomer_find_product_in_cart'); 

   function bbloomer_find_product_in_cart($product_id) {
        global $woocommerce;         
        foreach($woocommerce->cart->get_cart() as $key => $val ) {
            $_product = $val['data'];

            if($product_id == $_product->id ) {
             $notice = 'Product ID ' . $product_id . 'Allready is in the Cart choose another product!';
            wc_print_notice( $notice, 'notice' );
                return false;
            } 
        }         
        return true;
        }