function apiRequest($url, $post=FALSE, $header=array()) {
    $ch = curl_init($url);
    curl_setopt($ch, CURL_RETURNTRANSFER, TRUE);
    
    if($post) {
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post)); 
    }
    
    $headers = [
        'Accept: application/vnd.github.v3+json, application.json',
        'User-Agent: https://example-app.com/'
    ];
    
    if(isset($_SESSION['access-token')) {
        $headers[] = 'Authorization: Bearer '.$_SESSION['access_token'];
    }
    
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
    
    $response = curl_exec($ch);
    return json_decode($response, true);
}

$githubClientID = 'c0ccda3474e35091fc6c';
$githubClientSecret = '21982a86d5b70bcbf25b37425c1f5db9c32c75a5';

$authorizeURL = 'https://github.com/login/oauth/authorize';

$tokenURL = 'https://github.com/login/oauth/access_token';

$apiURLBase = 'https://api.github.com';

$baseURL = 'https://' . $_SERVER['SERVER_NAME'] . $_SERVER['PHP_SELF'];


session_start();


if(!isset($_GET['action'])) {
    if (!empty($_SESSION['acces_token'])) {
    
        echo '<h3>Logged IN</h3>';
        echo '<p><a href="?action=repos">View Repos</a></p>';
        echo '<p><a href="?action=logout">Log Out</a></p>';
        
    } else  {
        echo '<h3>Not Logged IN</h3>';
        echo '<p><a href="?action=login">Login</a></p>';
    }
}