laut.fm Listeners

# @name LautFM Listeners
# @desc Aktuelle Hörerzahl eines laut.fm-Senders

# @config okColor color "Normale Farbe" default=#32CD32
# @config errorColor color "Fehlerfarbe" default=#FF0000

class LautFmListeners
  var listeners
  var ok_color
  var error_color
  var good

  def init()
    self.listeners = "--"

    self.ok_color = store.get("okColor")
    self.error_color = store.get("errorColor")

    self.good = false
  end


  def loop()
    var value = shared.get("lautfm-data.listeners", nil)
    var age = shared.age("lautfm-data.listeners")

    if value != nil
      self.listeners = str(value)
    end

    # Älter als 2 Minuten = Daten vermutlich nicht mehr aktuell.
    if age != nil && age <= 120000
      self.good = true
    else
      self.good = false
    end
  end


  def draw()
    clear()

    icon("9685", 0, 0)

    var color = self.ok_color

    if !self.good
      color = self.error_color
    end

    var w = text_ink_width(self.listeners)
    var x = 9 + ((width() - 9 - w) / 2)

    text(
      x,
      6,
      self.listeners,
      color
    )
  end
end

return LautFmListeners()