Array Oriented Programming

aop.php

<?php
final class User extends Requester {  
    public function search(array $params) : array {
        if (empty($params["username"])) {
            throw new \Exception("Username is required.");
        }
        if (empty($params["name"])) {
            $first = $params["first_name"] ?? '';
            $last = $params["last_name"] ?? '';
            $params["name"] = "$first $last";
        }
        return $this->request($params)->toArray();
    }
}