自定义Woocommerce优惠券价格

Question

我正在为woocommerce优惠券开发自定义功能。我已经创建了优惠券和固定优惠券价格0的组。我想设置自定义价格优惠券自定义价格将从单个产品设置管理员将选择组和金额。如果应用的优惠券属于该组，则金额将被设置为优惠券价格。功能将适用于优惠券。谢谢

add_action（＆＃39; woocommerce_applied_coupon＆＃39;，＆＃39; option2_additional_discount＆＃39;，10,1）; function option2_additional_discount（$ coupon_code）{

global $woocommerce;
// echo '<pre>';
// print_r($woocommerce->cart);
// echo '</pre>';

foreach ( $woocommerce->cart->get_cart() as $item_values ) {
    $product_id = $item_values['product_id']; 

    if( have_rows('select_coupon', $product_id) ){ 
        while( have_rows('select_coupon', $product_id) ){
        the_row(); 

            $term = get_sub_field('coupon_group'); 
            if (is_array($term)) {
             $term = $terms[0];
            }

            $coupon_group =  $term->name;
            $coupon_group_id =  $term->term_id;

            $discount_type = get_sub_field('discount_type');
            $coupon_amount = get_sub_field('coupon_amount'); 


            // check the discount code in discount group
            $args = array(
            'post_type' => 'shop_coupon',
            'tax_query' => array(
                array(
                'taxonomy' => 'coupon_group',
                'field' => 'term_id',
                'terms' => $coupon_group_id
                 )
              )
            );
            $query = new WP_Query( $args );


            if( $query->have_posts() ) :

              while( $query->have_posts() ) :
                $query->the_post();
                $coupon_name = get_the_title();

                $applied_coupons = $woocommerce->cart->get_applied_coupons();
                //print_r($applied_coupons);

                if (in_array($coupon_name, $applied_coupons)) {


                    //$wc_coupon->set_amount( floatval(10) );
                    //echo "Match found";
                    //$woocommerce->cart->add_discount( sanitize_text_field( $coupon_name ));
                    //echo $coupon_name;
                    //$discount = $woocommerce->cart->subtotal - $coupon_amount;

                    //$woocommerce->cart->add_fee( __( 'fee', 'yourtext-domain' ) , 10 );

                    //$array =  $woocommerce->cart->get_coupons( $coupon_code );

                    //print_r($array);

                        $amount = 10;
                        $obj = new WC_Coupon($coupon_code);
                        $coupons_amount1 = $obj->get_amount();
                        $obj->set_amount(10);
                        $coupons_amount1 = $obj->get_amount();

                        $woocommerce->cart->add_discount($coupon_name);






                }

              endwhile;
              wp_reset_postdata();


            endif;


        } 
    }

}

}