var isSmartTV = /smart-tv|smart|tv|smarttv/i.test(navigator.userAgent.toLowerCase());

if (!isSmartTV) { // run f24-ytb.js only if it is not a SmartTV

  if (typeof YT === 'undefined' || typeof YT.Player === 'undefined') {
    var tag = document.createElement('script');
    tag.src = "https://www.youtube.com/iframe_api";
    var firstScriptTag = document.getElementsByTagName('script')[0];
    firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
  }

  var f24player, skipInterval, f24Timer = 7, isYtbStarted = false;

  var isIOS = /iPad|iPhone|iPod/.test(navigator.platform)
    || (navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1)

  //0. check if video container exists
  var f24container = document.getElementById('f24ytb');
  if (f24container) {

    var f24videoList = [
      {
        link: 'https://zeroabsolute.com/',
        id: '0SIrWbyDr_w',
      }
	  ,
	  {
        link: 'https://www.instagram.com/swisscars.al/',
        id: '6MS34IMVw4U',
      }
	  
    ];
    var f24video = f24videoList[Math.floor(Math.random() * f24videoList.length)];


    // 1 set f24 link
    var f24link = document.getElementById('f24link');
    f24link.setAttribute('href', f24video.link);
    f24link.setAttribute('target', '_blank');


    // 1.1 Create skip button
    var f24skip = document.getElementById('f24skip');


    // 2. This code loads the IFrame Player API code asynchronously.
    function onYouTubeIframeAPIReady() {
      f24player = new YT.Player('f24ytb', {
        videoId: f24video.id,
        playerVars: {
          autoplay: 1,
          controls: 0,
          showinfo: 0,
          rel: 0,
          playsInline: 1,
          modestbranding: 1,
          fs: 0,
          cc_load_policy: 0,
          iv_load_policy: 3
        },
        events: {
          'onReady': onPlayerReady,
          'onStateChange': onPlayerStateChange,
          'onError': onPlayerError
        }
      });
    }

    // 4. The API will call this function when the video player is ready.
    function onPlayerReady(event) {

      // show player elements
      document.getElementById("f24ytb").style.display = 'block';
      if (!isIOS) {
        f24link.style.display = 'block';
      }
      f24skip.style.display = 'block';

      // 4.1 remove link container if is clicked
      f24link.addEventListener('click', function (e) {
        f24link.remove();
      });

      // 4.2 remove ytb if video is not started after 60 seconds
      setTimeout(function () {
        if (!isYtbStarted) {
          destroyYtb();
        }
      }, 60000);

    }

    // If there is an any error
    function onPlayerError(event) {
      destroyYtb();
    }

    function onPlayerStateChange(event) {
      // -1 – unstated
      // 0 – ended
      // 1 – playing
      // 2 – paused
      // 3 – buffering
      // 5 – video cued

      if (event.data === 1) { // Started
        isYtbStarted = true;
        if (isIOS) {
          f24link.style.display = 'block';
        }
        if (!skipInterval) {
          f24SkipTimer();
        }
      }
      if (event.data === 0) { // Ended
        destroyYtb();
      }
    }

    function f24SkipTimer() {
      skipInterval = setInterval(function () {
        document.getElementById("f24skip-sec").textContent = --f24Timer + '';
        if (f24Timer <= 0) {
          clearInterval(skipInterval);
          f24skip.textContent = 'HIQ REKLAMEN';
          f24skip.addEventListener('click', function (e) {
            destroyYtb();
          });
        }
      }, 1000);
    }


    // check after 4 seconds if video is loaded
    setTimeout(function () {
      var ytbElement = document.getElementById("f24ytb");
      if (ytbElement.tagName !== 'IFRAME') {
        ytbElement.remove();
        f24link.remove();
        f24skip.remove();
      }
    }, 4000);

    function destroyYtb() {
      f24player.stopVideo();
      f24player.destroy();
      f24player = null;
      document.getElementById("f24ytb").remove();
      f24link.remove();
      f24skip.remove();
    }


  }


}