var sScriptUrl = 'http://bisformat.nazwa.pl/www/stats.format.wroc.pl/public/';
var sCurUrl = window.location.href;
var sCsrfToken = 'IlPPbqv9WaW9Z81OaHQ6Agm6p58w0suRO0q6Ri9D';

function smEvent(event, h) {
    try {
        var g = faReadCookie("fauuid");
//        if (!g) {
//            g = generateUUID();
//            faCreateCookie("fauuid", g, 365 * 10);
//        }
        var data = {
            '_token': sCsrfToken,
            'uid': g,
            'url': sCurUrl,
            'event_n': 'sm_event',
            'event_v': event,
        };
        callAjax.get(sScriptUrl + 'save-user-id', data, function(data){
        });
    } catch (i) {
        if (h && (typeof h == "function")) {
            h()
        }
    }
}
function getUrlVars() {
    var c = [], a;
    var d = getUrlParams().split("&");
    for (var b = 0; b < d.length; b++) {
        a = d[b].split("=");
        c.push(a[0]);
        c[a[0]] = a[1]
    }
    return c
}
function getUrlParams() {
    var a = window.location.href;
    return a.indexOf("?") != -1 ? a.slice(a.indexOf("?") + 1) : ""
}
function faReadCookie(b) {
    var e = b + "=";
    var a = document.cookie.split(";");
    for (var d = 0; d < a.length; d++) {
        var f = a[d];
        while (f.charAt(0) == " ") {
            f = f.substring(1, f.length)
        }
        if (f.indexOf(e) == 0) {
            return f.substring(e.length, f.length)
        }
    }
    return null
}
function faCreateCookie(c, d, e) {
    var a = "";
    if (e) {
        var b = new Date();
        b.setTime(b.getTime() + (e * 24 * 60 * 60 * 1000));
        a = "; expires=" + b.toGMTString()
    }
    document.cookie = c + "=" + d + a + "; path=/; domain=" + getDomain(document.domain)
}
function generateUUID() {
    var a = function () {
        return (((1 + Math.random()) * 65536) | 0).toString(16).substring(1)
    };
    var b = (new Date()).getTime().toString(16);
    return (b + "-" + a() + a() + a() + "-" + a() + a() + "-" + a() + a() + "-" + a() + a() + "-" + a() + a() + a())
}
function getDomain(a) {
    if (a.indexOf("www.") == 0) {
        return a.replace("www.", "")
    }
    return a
}

var callAjax = {};
callAjax.x = function () {
    if (typeof XMLHttpRequest !== 'undefined') {
        return new XMLHttpRequest();
    }
    var versions = [
        "MSXML2.XmlHttp.6.0",
        "MSXML2.XmlHttp.5.0",
        "MSXML2.XmlHttp.4.0",
        "MSXML2.XmlHttp.3.0",
        "MSXML2.XmlHttp.2.0",
        "Microsoft.XmlHttp"
    ];

    var xhr;
    for (var i = 0; i < versions.length; i++) {
        try {
            xhr = new ActiveXObject(versions[i]);
            break;
        } catch (e) {
        }
    }
    return xhr;
};

callAjax.send = function (url, callback, method, data, async) {
    if (async === undefined) {
        async = true;
    }
    var x = callAjax.x();
    x.open(method, url, async);
    x.onreadystatechange = function () {
        if (x.readyState == 4) {
            callback(x.responseText)
        }
    };
    if (method == 'POST') {
        x.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
    }
//    console.log(typeof(data.withCredentials));
    if ( typeof(data.withCredentials) != 'undefined' ){
        x.withCredentials = true;
    }
    x.send(data)
};

callAjax.get = function (url, data, callback, async) {
    var query = [];
    for (var key in data) {
        query.push(encodeURIComponent(key) + '=' + encodeURIComponent(data[key]));
    }
    callAjax.send(url + (query.length ? '?' + query.join('&') : ''), callback, 'GET', data, async)
};

callAjax.post = function (url, data, callback, async) {
    var query = [];
    for (var key in data) {
        query.push(encodeURIComponent(key) + '=' + encodeURIComponent(data[key]));
    }
    callAjax.send(url, callback, 'POST', query.join('&'), async)
};


//var data = {
//    '_token': sCsrfToken,
//    'withCredentials': true,
//};
//callAjax.get(sScriptUrl + 'save-fauid', data, function(data){
//    g = data;
//});
var g = faReadCookie("fauuid");
if (!g) {
//    g = generateUUID();
    var data = {
        '_token': sCsrfToken,
        'withCredentials': true,
        'origin': sCurUrl,
    };
    callAjax.get(sScriptUrl + 'save-fauid', data, function(data){
        g = data;
        faCreateCookie("fauuid", data, 365 * 10);
        var data = {
            '_token': sCsrfToken,
            'uid': g,
            'url': sCurUrl,
            'event_n': 'first_visit',
            'event_v': 'first_visit',
        };
        callAjax.get(sScriptUrl + 'save-user-id', data, function(data){
            find_blocks();
        });
    });
//    faCreateCookie("fauuid", g, 365 * 10);
} else {
    var data = {
        '_token': sCsrfToken,
        'uid': g,
        'url': sCurUrl,
        'event_n': 'visit',
        'event_v': 'page',
    };
    callAjax.get(sScriptUrl + 'save-user-id', data, function(data){
        find_blocks();
    });
}
function IsJsonString(str) {
    try {
        JSON.parse(str);
    } catch (e) {
        return false;
    }
    return true;
}
function find_blocks(){
    blocks = document.getElementsByClassName('fa_block');
    for (var i=0;i<blocks.length;i++){
        var block = blocks[i];
        var bid = block.getAttribute('id').replace('fa_block_', '');
        var data = {
            '_token': sCsrfToken,
            'uid': g,
            'bid': bid,
            'url': sCurUrl,
        };
        callAjax.get(sScriptUrl + 'block-statement', data, function(data){
            if ( IsJsonString(data) ){
                var res = JSON.parse(data);
                if ( typeof(res.data) != 'undefined' ){
                    block.innerHTML = res.data;
                }
            }
        });
    }
}