(function () {
  
    var infoBar = document.querySelector(".cookies-infobar");
    var btnAccept = document.querySelector("#cookies-infobar-close");
  
    // Check if user has already accepted the notification
    if(wasAccepted()) {
      hideInfobar();
      return;
    }
  
    //listen for the click event on Accept button
    btnAccept.addEventListener("click", function (e) {
      e.preventDefault();
      hideInfobar();
      saveAcceptInCookies(7);
    });
  
    //hide cookie info bar
    function hideInfobar () {
      infoBar.className = infoBar.classList.value + " cookies-infobar_accepted";
    }
  
    // Check if user has already accepted the notification
    function wasAccepted () {
      return checkCookie() === "1";
    }
  
    // get cookie
    function checkCookie () {
      var name = "cookieInfoHidden=";
      var cookies = document.cookie.split(';');
  
      for(var i = 0; i < cookies.length; i++) {
          var cookie = cookies[i];
          while (cookie.charAt(0)==' ') {
            cookie = cookie.substring(1);
          }
  
          if (cookie.indexOf(name) === 0) {
            return cookie.substring(name.length, cookie.length);
          }
      }
      return "";
    };
  
    //save cookie
    function saveAcceptInCookies (daysOfValidity) {
      var now = new Date();
      var time = now.getTime() + (daysOfValidity * 24 * 60 * 60 * 1000);
      var newTime = new Date(now.setTime(time));
      
      newTime = newTime.toUTCString();
      
      document.cookie = "cookieInfoHidden=1; expires=" + newTime + "; path=/";
    }
  
  })();