<?php

include_once 'common.php';

use Abraham\TwitterOAuth\TwitterOAuth;

use GuzzleHttp\Client;

function sendTwitter()

{

    $token = unserialize($_SESSION['SOCIAL_ACCESS_TOKEN']);

    $connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $token['oauth_token'], $token['oauth_token_secret']);

    $data = $connection->post("statuses/update", ["status" => $_POST['status']]);

    // $token = unserialize($_SESSION['SOCIAL_ACCESS_TOKEN']);

    // $client = $token->getHttpClient($configuration);

    // $client->setUri('https://api.twitter.com/1.1/statuses/update.json');

    // $client->setMethod(Zend_Http_Client::POST);

    // $client->setParameterPost('status', $_POST['status']);

    // $response = $client->request();

    // /**

    //  * Check if the json response refers to our tweet details (assume it

    //  * means it was successfully posted). API gurus can correct me.

    //  */

    // $data = json_decode($response->getBody());

    // $result = $response->getBody();

    if (isset($data->text)) {

        $result = 'true';

    } else {

        $result = json_encode($data);

    }

    /**

     * Tweet sent (hopefully), redirect back home...

     */

    //header('Location: ' . URL_ROOT . '?result=' . $result);

    echo ($result);

}

function addHashtagMastodon($status, $hashtag, $group) : string {

    $res = $status;

    $to_add = "";

    if(!str_contains($status, "#$hashtag")) {

        $to_add .= " #$hashtag";

    }

    if(!str_contains($status, $group)) {

        $to_add .= " $group";

    }

    return mb_substr($status,0, 512-mb_strlen($to_add)).$to_add;

}

function sendMastodon()

{

    $token = unserialize($_SESSION['SOCIAL_ACCESS_TOKEN']);

    $domain = $_SESSION['SOCIAL_LOGIN_DOMAIN'];

    $status = addHashtagMastodon($_POST['status'], ltrim($_POST['hashtag'], '#'), $_POST['group']);

    $client = new Client([

        'base_uri' => "https://$domain",

        'timeout'  => 2.0,

    ]);

    $resp = $client->post("/api/v1/statuses", [

        'headers' => [

            'Authorization'   => 'Bearer ' . $token,

            'Accept'          => 'application/json',

            'Idempotency-Key' => hash('sha256', $status),

        ],

        'form_params' => [ 'status' => $status ],

    ]);

    echo('true');

}

/**

 * Check for a POSTed status message to send to Twitter

 */

if (

    !empty($_POST) && isset($_POST['status'])

    && isset($_SESSION['SOCIAL_ACCESS_TOKEN'])

) {

    $socialNetwork = isset($_POST['social_network']) ? $_POST['social_network'] : "Twitter";

    if ($socialNetwork == "Twitter") {

        sendTwitter();

    } else {

        sendMastodon();

    }

} else {

    /**

     * Mistaken request? Some malfeasant trying something?

     */

    exit('Invalid tweet request. Oops. Sorry.');

}