SmartCall Wrapper to try bearer if bearer token has expired try and auth before retrying.

test.php

<?php declare(strict_types=1);
/**
 * Smartcall auth experimentation.
 *
 * @author    Jacques Marneweck <jacques@siberia.co.za>
 * @copyright 2019 Jacques Marneweck.  All rights strictly reserved.
 */

require_once __DIR__.'/vendor/autoload.php';

use Jacques\Smartcall\HttpClient\Client as SmartCall;

$smartcall = new SmartCall([
                'hostname' => 'smartcallesb.co.za',
                'port' => '8100',
                'username' => 'tapprod',
                'password' => '@DragViepvequap299',
            ]);
var_dump($smartcall);

$smartcall->setBearerToken('eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJTbWFydGNhbGwgUkVTVGZ1bCBXZWJzZXJ2aWNlIiwibmJmIjoxNTQ4OTY2OTU4LCJjbGllbnRVc2VybmFtZSI6InRhcHByb2QiLCJjbGllbnRJUCI6IjM1LjE3Ny4yMzEuNzUiLCJpc3MiOiJzbWFydGNhbGwuY28uemEiLCJleHAiOjE1NDkwNTMzNTgsImlhdCI6MTU0ODk2Njk1OH0.2FTgyQMuYGNPfPQF6pobYxegzM5JiGnu3uIuYTB26Js');
            #$response = $smartcall->auth('tapprod', '@DragViepvequap2');
            #var_dump($response);
	try {
		$response = $smartcall->balance('27813272161');


		if ('Authorization denied. Token validation failed' === $response['body']->responseDescription) {
            		$response = $smartcall->auth();
			if (!$response['body'] instanceOf \StdClass) {
			$response['body'] = json_decode($response['body']);
			}
			var_dump($response['body']);
			if ('Authentication successful' === $response['body']->responseDescription &&
				!is_null($response['body']->accessToken) &&
				!is_null($response['body']->tokenType) &&
				!is_null($response['body']->expiresAt) &&
				!is_null($response['body']->scope)
			) {
				$smartcall->setBearerToken($response['body']->accessToken);
			} elseif ('Invalid password' === $response['body']->responseDescription) {
				echo 'Invalid Password.';
				exit;
			} else {
				echo 'Foofoo.';
				exit;
			}
			$response = $smartcall->balance('27813272161');
		}
	} catch (\Exception $e) {
	}


            var_dump($response['body']);