get_list_merge_fields() public method

Get merge vars for a given list
public get_list_merge_fields ( string $list_id, array $args = [] ) : array
$list_id string
$args array
return array
 /**
  * @param string $list_id
  *
  * @return MC4WP_MailChimp_List
  */
 private function fetch_list($list_id)
 {
     $list_data = $this->api->get_list($list_id, array('fields' => 'id,name,stats'));
     // create local object
     $list = new MC4WP_MailChimp_List($list_data->id, $list_data->name);
     $list->subscriber_count = $list_data->stats->member_count;
     // parse web_id from the "link" response header
     $headers = $this->api->get_last_response_headers();
     $link_header = $headers['link'];
     preg_match('/\\?id=(\\d+)/', $link_header, $matches);
     if (!empty($matches[1])) {
         $list->web_id = $matches[1];
     }
     // get merge fields (if any)
     if ($list_data->stats->merge_field_count > 0) {
         $field_data = $this->api->get_list_merge_fields($list->id, array('count' => 100, 'fields' => 'merge_fields.name,merge_fields.tag,merge_fields.type,merge_fields.required,merge_fields.default_value,merge_fields.options,merge_fields.public'));
         // hydrate data into object
         foreach ($field_data as $data) {
             $object = MC4WP_MailChimp_Merge_Field::from_data($data);
             $list->merge_fields[] = $object;
         }
     }
     // get interest categories
     $interest_categories_data = $this->api->get_list_interest_categories($list->id, array('count' => 100, 'fields' => 'categories.id,categories.title,categories.type'));
     foreach ($interest_categories_data as $interest_category_data) {
         $interest_category = MC4WP_MailChimp_Interest_Category::from_data($interest_category_data);
         // fetch groups for this interest
         $interests_data = $this->api->get_list_interest_category_interests($list->id, $interest_category->id, array('count' => 100, 'fields' => 'interests.id,interests.name'));
         foreach ($interests_data as $interest_data) {
             $interest_category->interests[$interest_data->id] = $interest_data->name;
         }
         $list->interest_categories[] = $interest_category;
     }
     return $list;
 }