def displayMode()

in app/logic/Date.scala [109:115]


  def displayMode(today: ZonedDateTime): DisplayMode = {
    if (today.getDayOfMonth == 31 && today.getMonthValue == 10) Spooky
    else if (
      (20 to 26).contains(today.getDayOfMonth) && today.getMonthValue == 12
    ) Festive
    else Normal
  }