client.php

<?php

namespace Mango;

require_once "errors.php";

class Client {

    const BASE_URL = "https://api.getmango.com/v1";

    public function request($method, $url, $api_key, $data = NULL, $headers= array("Content-Type" => "application/json", "Accept" => "application/json") ) {
        try {
            $options = array(
                'auth' => new \Requests_Auth_Basic(array($api_key, ''))
            );

            if($method == "GET") {
                $url_params = is_array($data) ? '?' . http_build_query($data) : '';
                $response = \Requests::get(Client::BASE_URL . $url . $url_params, $headers, $options);
            } else if($method == "POST") {
                $response = \Requests::post(Client::BASE_URL . $url, $headers, json_encode($data), $options);
            } else if($method == "PATCH") {
                $response = \Requests::patch(Client::BASE_URL . $url, $headers, json_encode($data), $options);
            } else if($method == "DELETE") {
                $response = \Requests::delete(Client::BASE_URL . $url, $headers, $options);
            }
        } catch (\Exception $e) {
            throw new UnableToConnect();
        }

        if ($response->status_code >= 200 && $response->status_code <= 206) {
            if ($method == "DELETE") {
                return $response->status_code == 204 || $response->status_code == 200;
            }
            return json_decode($response->body);
        }

        if ($response->status_code == 400) {
            $code = 0;
            $message = "";
            try {
                $error = (array) json_decode($response->body)->errors[0];
                $code = key($error);
                $message = current($error);
            } catch (\Exception $e) {
                throw new UnhandledError($response->body, $response->status_code);
            }
            throw new InputValidationError($message, $code);
        }
        if ($response->status_code == 401) {
            throw new AuthenticationError();
        }
        if ($response->status_code == 404) {
            throw new NotFound();
        }
        if ($response->status_code == 403) {
            throw new InvalidApiKey();
        }
        if ($response->status_code == 405) {
            throw new MethodNotAllowed();
        }

        throw new UnhandledError($response->body, $response->status_code);
    }
}
?>