Имплантология

<script>
(function (m, e, t, r, i, k, a) {
  m[i] = m[i] || function () {
    (m[i].a = m[i].a || []).push(arguments);
  };
  m[i].l = 1 * new Date();
  k = e.createElement(t);
  a = e.getElementsByTagName(t)[0];
  k.async = true;
  k.src = r;
  a.parentNode.insertBefore(k, a);
})(window, document, 'script', 'https://mc.yandex.ru/metrika/tag.js', 'ym');

ym(101348564, 'init', {
  clickmap: true,
  trackLinks: true,
  accurateTrackBounce: true,
  webvisor: true,
});

var MIN_TIME_ON_SITE = 90000; // 1,5 минут
var DAILY_COUNTER_STORAGE_KEY = 'interested_user_daily_counter';
var MAX_GOAL_COUNT_PER_DAY = 1;
var SCROLL_PAUSE_TIME = 5000; // 5 секунд
var MIN_SCROLL_PAUSES = 2; // Минимальное количество пауз для считывания заинтересованности

var startTime;
var isUserActive = false;
var lastScrollPosition = 0;
var scrollPauseTimer;
var scrollPauseCount = 0;

function trackInterestedUser() {
  var currentTime = Date.now();
  var timeOnSite = currentTime - startTime;
  if (isUserActive &&
    timeOnSite >= MIN_TIME_ON_SITE &&
    isHuman() &&
    isWithinDailyLimit() &&
    scrollPauseCount >= MIN_SCROLL_PAUSES) {
    ym(101348564, 'reachGoal', 'InterestedUser');
    incrementDailyCounter();
  }
}

function handleScroll() {
  clearTimeout(scrollPauseTimer);

  var currentScrollPosition = window.scrollY;

  if (currentScrollPosition !== lastScrollPosition) {
    lastScrollPosition = currentScrollPosition;

    scrollPauseTimer = setTimeout(function () {
      scrollPauseCount++;
      console.log('Пауза при прокрутке: ' + scrollPauseCount); // Для отладки
    }, SCROLL_PAUSE_TIME);
  }
}

function handleUserActivity() {
  if (!isUserActive) {
    isUserActive = true;
    startTime = Date.now();
    setInterval(trackInterestedUser, 10000); // Проверяем каждые 10 секунд

    window.addEventListener('scroll', throttle(handleScroll, 100), { passive: true });
  }
}

function isHuman() {
  var userAgent = navigator.userAgent.toLowerCase();
  var botPatterns = [
    'bot', 'crawler', 'spider', 'crawling', 'slurp', 'baiduspider', 'yandexbot', 'googlebot', 'bingbot', 'applebot',
    'facebookexternalhit', 'twitterbot', 'linkedinbot', 'telegrambot', 'facebot', 'whatsapp', 'pingdom', 'mj12bot',
    'ahrefsbot', 'semrushbot', 'dotbot', 'duckduckbot', 'yoozbot', 'sistrix', 'yodaobot', 'xovibot', 'mauibot',
    'netestate', 'seokicks', 'exabot', 'seznambot', 'headlesschrome', 'phantomjs', 'selenium', 'webdriver',
    'puppeteer', 'httrack', 'nutch', 'scrapyproject', 'rogerbot', 'proximic', 'grapeshotcrawler', 'developers.google.com',
    'pinterestbot', 'uptimerobot', 'alexabot', 'archive.org_bot', 'barkrowler', 'butterfly', 'buzzbot', 'discobot',
    'discordbot', 'domainarebot', 'feedfetcher', 'gigabot', 'ia_archiver', 'ips-agent', 'lycos', 'mediapartners',
    'megaindex', 'netcraft', 'nimbostratus-bot', 'nmap', 'openai', 'paperlibot', 'petal', 'redditbot', 'showyoubot',
    'skypeuripreview', 'slack', 'slackbot', 'sogou', 'surveybot', 'teoma', 'tweetmemebot', 'validator', 'webmasteraid',
    'wotbox', 'yacybot', 'yeti', 'yisouspider', 'yodaobot', 'zabbix', 'zoombot'
  ];

  var botRegex = new RegExp(botPatterns.join('|'), 'i');

  if (botRegex.test(userAgent)) {
    return false;
  }

  // Дополнительные проверки
  if (navigator.webdriver || window._phantom || window.callPhantom) {
    return false;
  }

  // Проверка на заголовки, часто используемые ботами
  if (navigator.platform === 'Linux' && /khtml|gecko/i.test(userAgent) && !/chrome|safari/i.test(userAgent)) {
    return false;
  }

  return true;
}

function isWithinDailyLimit() {
  return getDailyCounterFromStorage() < MAX_GOAL_COUNT_PER_DAY;
}

function incrementDailyCounter() {
  var dailyCounter = getDailyCounterFromStorage() + 1;
  setDailyCounterToStorage(dailyCounter);
}

function getDailyCounterFromStorage() {
  return parseInt(localStorage.getItem(DAILY_COUNTER_STORAGE_KEY)) || 0;
}

function setDailyCounterToStorage(value) {
  localStorage.setItem(DAILY_COUNTER_STORAGE_KEY, value.toString());
}

function throttle(func, limit) {
  var inThrottle;
  return function () {
    var args = arguments;
    var context = this;
    if (!inThrottle) {
      func.apply(context, args);
      inThrottle = true;
      setTimeout(function () { inThrottle = false; }, limit);
    }
  };
}

function resetDailyCounterAtMidnight() {
  var now = new Date();
  var night = new Date(
    now.getFullYear(),
    now.getMonth(),
    now.getDate() + 1,
    0, 0, 0
  );
  var msToMidnight = night.getTime() - now.getTime();

  setTimeout(function () {
    setDailyCounterToStorage(0);
    resetDailyCounterAtMidnight();
  }, msToMidnight);
}

// Инициализация
window.addEventListener('load', handleUserActivity, { once: true });
resetDailyCounterAtMidnight();

// Добавляем обработчики событий с использованием делегирования и throttle
var events = ['mousemove', 'keydown', 'touchstart', 'touchmove', 'touchend'];
events.forEach(function (event) {
  document.addEventListener(event, throttle(handleUserActivity, 250), { passive: true });
});
</script>