// Generating user fingerprint - https://github.com/Valve/fingerprintjs2#usage

if (window.requestIdleCallback) {
    requestIdleCallback(function () {
        generate_fp_hash();
    })
} else {
    setTimeout(function () {
        generate_fp_hash();
    }, 500)
}

function generate_fp_hash(){
    Fingerprint2.get(function (components) {
        var fingerprint_hash = Fingerprint2.x64hash128(components.map(function (pair) { return pair.value }).join(), 31);
        console.log("bfprt: "+fingerprint_hash);

        retrive_finger_print_info(fingerprint_hash);

        //for debugging
        for (var index in components) {
            var obj = components[index]
            var line = obj.key + " = " + String(obj.value).substr(0, 100);
            // if(funnel.JS_CONSOLE) console.log("user-finger-print", line)
        }
    })
}

function retrive_finger_print_info(fp_hash) {
    var xhr = new XMLHttpRequest();
    xhr.open('POST', '/ajax-router.php');
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    xhr.setRequestHeader('Lp-Php-Session-Id', Lp.phpSessionId);
    xhr.onload = function() {
        if (xhr.status === 200) {
            var ajax_response = JSON.parse(xhr.responseText);
            if(ajax_response.status == 200 || ajax_response.status == 201){

                delete ajax_response.status;
                lpLocalStorage.setItem('fingerprint', JSON.stringify(ajax_response));
            }
            else{
                console.error(ajax_response.error);
            }
        }
    };
    xhr.send("route=getFingerprint&hash="+fp_hash);

}

function clearFingerPrint() {
    lpLocalStorage.removeItem('fingerprint');
}