static/public/setCookie.min.js

function setUtmCookies(){function e(e){return new URLSearchParams(window.location.search).get(e)}function t(e,t,n=90){if(!t)return;if(function(e){const t=document.cookie.match(new RegExp("(^| )"+e+"=([^;]+)"));return t?decodeURIComponent(t[2]):null}(e))return;const o=new Date;o.setTime(o.getTime()+24*n*60*60*1e3),document.cookie=`${e}=${encodeURIComponent(t)}; expires=${o.toUTCString()}; path=/; SameSite=Lax`}const n=e("utm_source"),o=e("utm_medium"),m=e("utm_campaign");t("utm_source",n,90),t("utm_medium",o,90),t("utm_campaign",m,90)}setUtmCookies();