Untitled

add_action( 'marketking_edit_product_after_tags', function($post){
    ?>
    <div class="col-xxl-12 col-md-12 marketking_card_gal_cat_tags" style="background: white; padding:20px;border-radius: 4px;">

        <?php
            $product_id = $post->ID;

            echo '<h6 class="overline-title title">Max Credit Period</h6><br>';
            $groups = get_posts( array( 'post_type' => 'b2bking_group','post_status'=>'publish','numberposts' => -1) );
            foreach ($groups as $group){
            	$set_value = get_post_meta($product_id, 'credit_period_'.$group->ID, true);
            	echo '<label style="width:100px" for="credit_period_'.$group->ID.'">'.esc_html($group->post_title).'</label>';
            	echo '<select name="credit_period_'.$group->ID.'">';
	            	echo '<option value="1" '.selected($set_value, 1, false).'>1 Day</option>';
	            	echo '<option value="3" '.selected($set_value, 3, false).'>3 Days</option>';
	            	echo '<option value="5" '.selected($set_value, 5, false).'>5 Days</option>';
            	echo '</select><br><br>';
            }

            echo '<br><h6 class="overline-title title">Accepted Credit Category</h6><br>';
            foreach ($groups as $group){
            	$set_value = get_post_meta($product_id, 'credit_category_'.$group->ID, true);
            	echo '<label style="width:100px" for="credit_category_'.$group->ID.'">'.esc_html($group->post_title).'</label>';
            	echo '<select name="credit_category_'.$group->ID.'">';
	            	echo '<option value="gold" '.selected($set_value, 'gold', false).'>Gold</option>';
	            	echo '<option value="green" '.selected($set_value, 'green', false).'>Green</option>';
	            	echo '<option value="yellow" '.selected($set_value, 'yellow', false).'>Yellow</option>';
            	echo '</select><br><br>';
            }
        ?>
    </div>
    <?php
    
});

add_action('marketking_after_save_product', function($product_id, $vendor_id){
   $groups = get_posts( array( 'post_type' => 'b2bking_group','post_status'=>'publish','numberposts' => -1) );

   // save credit period
   foreach ($groups as $group){
   		if (isset($_POST['credit_period_'.$group->ID])){
   			$period = sanitize_text_field($_POST['credit_period_'.$group->ID]);
   			update_post_meta($product_id, 'credit_period_'.$group->ID, $period);
   		}
   }

   // save credit category
   foreach ($groups as $group){
   		if (isset($_POST['credit_category_'.$group->ID])){
   			$period = sanitize_text_field($_POST['credit_category_'.$group->ID]);
   			update_post_meta($product_id, 'credit_category_'.$group->ID, $period);
   		}
   }
}, 10, 2);