// requires env, utils and config
(function () {

  // where am I?
  var isOnDemand = /ondemand/.test(location.pathname);
  var isPostLive = /postlive/.test(location.pathname);
  var isLive = !isPostLive && /live/.test(location.pathname);
  console.info('is ondemand: ', isOnDemand, ' - isPostLive: ', isPostLive, ' - isLive: ', isLive);

  var now = new Date().getTime();
  console.info('now', new Date(), ' ms ', new Date().getTime());

  // restrict redirect logic to production
  if (!env.DEV) {
    if (now > Config.onDemandInitUTC) {
      console.info('ON DEMAND SLOT');
      // first case: ondemand
      if (!isOnDemand) {
        Utils.redirect('ondemand.html');
      }
    } else if (now > Config.liveEndUTC) {
      console.info('LIVE END SLOT');
      // second case: postlive
      if (!isPostLive) {
        Utils.redirect('postlive.html');
      }
    } else if (now > Config.countdownEndUTC - 60000) {
      console.info('LIVE SLOT');
      // third case: live
      // the 60000 shift is due to an hack inside the flipclock lib which will trigger
      // countdown end 1 minute earlier (because seconds are not shown and otherwise
      // the ui would stay for one minute with 00:00)
      if (!isLive) {
        Utils.redirect('live.html');
      }
    } else {
      console.info('COUNTDOWN SLOT');
      // last: countdown
      // the 60000 shift is due to an hack inside the flipclock lib which will trigger
      // countdown end 1 minute earlier (because seconds are not shown and otherwise
      // the ui would stay for one minute with 00:00)
      if (isLive || isOnDemand || isPostLive)  {
        Utils.redirect('index.html');
      }
    }

    // switch from
    // live -> postlive
    // postlive -> ondemand
    // automatically, needs an interval callback to be run every 5 seconds
    if (isLive) {
      var checkLiveEnd = function () {
        if (now > Config.liveEndUTC) {
          Utils.redirect('postlive.html');
        }
      };
      setInterval(checkLiveEnd, 5 * 1000);
    }
    if (isPostLive) {
      var checkPostLiveEnd = function () {
        if (now > Config.onDemandInitUTC) {
          Utils.redirect('ondemand.html');
        }
      };
      setInterval(checkPostLiveEnd, 5 * 1000);
    }
  }
})();