Untitled

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Opening...</title>
    <link href="css/bootstrap.min.css" rel="stylesheet" type="text/css">
    <style>
        body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            font-family: Arial, sans-serif;
        }
    </style>
</head>
<body>
    <div>
        <p>Waiting for the editor's server...</p>
        <p><a id="url"></a></p>
        <p id="status" style="font-size:0.8em;color:gray;"></p>
    </div>
    <script>
        const url = decodeURIComponent(window.location.search).substring(1);
        document.getElementById("url").textContent = url;
        document.getElementById("url").href = url;
        let attempts = 0;
        const interval = setInterval(() => {
            attempts++;
            document.getElementById("status").textContent = `Attempt ${attempts}...`;
            console.log("Ping " + url);
            fetch(url, { mode: 'no-cors' })
                .then(() => {
                    console.log("Server is up, redirecting...");
                    clearInterval(interval);
                    window.location.href = url;
                })
                .catch(err => {
                    console.log("Not ready yet: " + err);
                });
        }, 500);
    </script>
</body>
</html>