cookie.js

cookie.html

<script>
(function () {
  var COOKIE_DAYS = 90;

  function setCookie(name, value, days) {
    if (!value) return;
    var date = new Date();
    date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
    document.cookie =
      name + "=" + encodeURIComponent(value) +
      ";expires=" + date.toUTCString() +
      ";path=/";
  }

  function getCookie(name) {
    var value = "; " + document.cookie;
    var parts = value.split("; " + name + "=");
    if (parts.length === 2) {
      return decodeURIComponent(parts.pop().split(";").shift());
    }
    return "";
  }

  function getFromUrl(param) {
    return new URLSearchParams(window.location.search).get(param);
  }

  function getUtm(param) {
    if (
      typeof trackingNemu !== "undefined" &&
      trackingNemu.nemuUtms &&
      typeof trackingNemu.nemuUtms.get === "function"
    ) {
      var nemuValue = trackingNemu.nemuUtms.get(param);
      if (nemuValue) return nemuValue;
    }

    return getFromUrl(param);
  }

  var utmMap = {
    utm_source:   "avant_source",
    utm_medium:   "avant_medium",
    utm_campaign: "avant_campaign",
    utm_term:     "avant_term",
    utm_content:  "avant_content",

    nemu_source:   "nemu_source",
    nemu_adset:    "nemu_adset",
    nemu_campaign: "nemu_campaign",
    nemu_content:  "nemu_content"
  };

  Object.keys(utmMap).forEach(function (utmKey) {
    var cookieName = utmMap[utmKey];
    var value = getUtm(utmKey) || getCookie(cookieName);

    if (value) {
      setCookie(cookieName, value, COOKIE_DAYS);
    }
  });
})();
</script>


<script>
(function () {
  var params = ["utm_source","utm_medium","utm_campaign","utm_term","utm_content"];

  var cookieMap = {
    utm_source: "avant_source",
    utm_medium: "avant_medium",
    utm_campaign: "avant_campaign",
    utm_term: "avant_term",
    utm_content: "avant_content"
  };

  function getCookie(name) {
    var value = "; " + document.cookie;
    var parts = value.split("; " + name + "=");
    if (parts.length === 2) return decodeURIComponent(parts.pop().split(";").shift());
    return "";
  }

  function getFromUrl(param) {
    return new URLSearchParams(window.location.search).get(param);
  }

  function hasAnyUtmInUrl() {
    var sp = new URLSearchParams(window.location.search);
    return params.some(function(p){ return sp.get(p); });
  }

  function isInternal(href) {
    try {
      var u = new URL(href, window.location.origin);
      return u.origin === window.location.origin;
    } catch (e) { return false; }
  }

  function shouldSkip(href) {
    return (
      !href ||
      href.startsWith("#") ||
      href.startsWith("javascript:") ||
      href.startsWith("mailto:") ||
      href.startsWith("tel:") ||
      href.startsWith("whatsapp:")
    );
  }

  document.addEventListener("click", function (e) {
    var a = e.target && e.target.closest ? e.target.closest("a") : null;
    if (!a) return;

    var href = a.getAttribute("href") || "";
    if (shouldSkip(href)) return;
    if (!isInternal(a.href)) return;

    var url = new URL(a.href, window.location.origin);

    var urlHasAnyUtm = hasAnyUtmInUrl();

    params.forEach(function (p) {
      var val = urlHasAnyUtm ? getFromUrl(p) : getCookie(cookieMap[p]);

      // só seta se tiver valor e se o link ainda não tem esse parâmetro
      if (val && !url.searchParams.has(p)) {
        url.searchParams.set(p, val);
      }
    });

    a.href = url.toString();
  }, true);
})();
</script>