/**
  * Get a list of statements
  *
  * @return static
  */
 public function getList()
 {
     $statements = $this->statement->with('credit_card')->get();
     $response = $statements->map(function ($item) {
         return ["id" => $item->id, "period" => $item->period, "due_date" => $item->due_date, "deadline" => $item->deadline, "has_real_dates" => $item->has_real_dates, "credit_card" => $item->credit_card->name];
     });
     return $response;
 }