<?php
include "config.php";

ini_set("default_socket_timeout", 10);

echo "StreamURL: ".$StreamURL."\n";
echo "DiscordWebhook: ".$DiscordWebhook."\n";

$lastOnlineTime = 0;

while(TRUE)
{
    if(($lastOnlineTime + 3600) < time())
    {
        $fileName = "output-".time().".jpg";

        echo "Checking stream and creating image...\n";
        system("ffmpeg -i ".$StreamURL." -vframes 1 -q:v 2 -vf scale=535:346 ".$fileName);   

        if(is_file($fileName))
        {
            $lastOnlineTime = time();

            copy($fileName, "tmp/rtmp/".$fileName);
            unlink($fileName);

            $jsonMessage = file_get_contents("message.json");
 
            $jsonMessage = str_replace("%%adresse%%", $StreamURL, $jsonMessage);
            $jsonMessage = str_replace("%%vorschau%%", "https://files.clatza.dev/tmp/rtmp/".$fileName, $jsonMessage);

            $options = [
                'http' => [
                    'method' => 'POST',
                    'header' => 'Content-Type: application/json',
                    'timeout' => 5,
                    'content' => $jsonMessage
                ]
            ];

            echo "Sending info to discord...";
            $result = file_get_contents($DiscordWebhook, false, stream_context_create($options));
            echo "done.\n";
        }else{
            echo "ERROR: Image not generated!\n";
        }
    }else{
        echo "Wait for next check ... ( ".(($lastOnlineTime + 3600) - time()).")\n";
        sleep(5);
    }
}

?>