<!DOCTYPE html>
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<html>
<meta charset="utf-8">
<title>ttseries</title>
<script>
  var alternatedCount = 0;
  var alternatingChannels = setInterval(alternateChannels, 500);

  function alternateChannels() {
    const channel = window.h5vcc.updater.getUpdaterChannel();
    const status = window.h5vcc.updater.getUpdateStatus();

    if (channel == "qa") {
      console.log("channel changed from qa to tseries1");
      window.h5vcc.updater.setUpdaterChannel("tseries1");
      return;
    }

    if (alternatedCount < 5) {
      if (status != "Update installed, pending restart") {
        return;
      }

      if (channel == "tseries1") {
        console.log("channel changed from tseries1 to tseries2");
        window.h5vcc.updater.setUpdaterChannel("tseries2");
      } else {
        console.log("channel changed from " + channel + " to tseries1");
        window.h5vcc.updater.setUpdaterChannel("tseries1");
      }

      alternatedCount++;
      return;
    }

    console.log("continuous updates without restart working");

    clearInterval(alternatingChannels);
  }
</script>
</html>