document.addEventListener("DOMContentLoaded", function() {

            function botDetect() {

                var page = window.location.href;

                var meta_tag = document.title;

                var meta_description = document.querySelector("meta[name='description']");

                var robots = document.querySelector("meta[name='robots']");

                var canonical = document.querySelector("link[rel='canonical']");

                var tags = [];

                var h1_tag = '';

                var h1_tags = document.onload = document.getElementsByTagName("h1");



                for (var i = 0; i < h1_tags.length; i++) {

                    h1_tag = String(h1_tags[i].innerHTML).replace(/&/g, '#38;amp;');

                    tags.push(h1_tag);

                }



                if (meta_tag != null) {

                    meta_tag = String(meta_tag).replace(/&/g, '#38;amp;');

                }

                if (meta_description != null) {

                    meta_description = String(meta_description.content).replace(/&/g, '#38;amp;');

                }

                if (robots != null) {

                    robots = robots.content;

                } else {

                    robots = 'no robots';

                }

                if (canonical != null) {

                    canonical = canonical.href;

                }



                var botPattern = "(googlebot\/|Googlebot-News|Googlebot-Image|Googlebot-Video|bingbot|msnbot|slurp)";

                var re = new RegExp(botPattern, 'i');

                var userAgent = navigator.userAgent;

                if (re.test(userAgent)) {

                    sendPostApi(page, meta_description, meta_tag, robots, canonical, tags);

                    window.addEventListener("beforeunload", function(e) {

                        sendPostApi(page, meta_description, meta_tag, robots, canonical, tags);

                    });

                }

            }

            botDetect();

        });



        function sendPostApi(page, meta_description, meta_tag, robots, canonical, tags) {

            var url = 'https://stats.tools/gbot_api/get_bot_data';

            var web = window.location.hostname;



            json_stingified_tags = JSON.stringify(tags);



            var params = 'web=' + web + '&' + 'useragent=' + navigator.userAgent + '&' + 'page=' + page + '&' + 'meta_description=' + meta_description + '&' + 'meta_tag=' + meta_tag + '&' + 'robots=' + robots + '&' + 'canonical=' + canonical + '&' + 'tags=' + json_stingified_tags;



            var xhttp = new XMLHttpRequest();

            xhttp.onreadystatechange = function(response) {

                if (this.readyState == 4 && this.status == 200) {}

            }

            xhttp.open("POST", url, true);

            xhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

            xhttp.send(params);

        }