AudioSound

function update(self: AudioScript)
  -- updates the volume for AudioSound playback when the input is changed
  if self.soundInstance then
    self.soundInstance.volume = self.volumeNumber / 100
  end
end

function stopSound(self: AudioScript)
  if self.soundInstance then
    self.soundInstance:stop()
  end
end

function advance(self: AudioScript, seconds: number): boolean
  if self.soundInstance then
    self.isCompleted = self.soundInstance:completed()      -- whether playback has finished
  end
  return true
end

function advance(self: AudioScript, seconds: number): boolean
  if self.soundInstance then
    self.currentTime = self.soundInstance:time()           -- current playback time in seconds
  end
  return true
end

function advance(self: AudioScript, seconds: number): boolean
  if self.soundInstance then
    self.currentTimeFrame = self.soundInstance:timeFrame() -- current playback time in PCM frames
  end
  return true
end

function pauseSound(self: AudioScript)
  if self.soundInstance then
    self.soundInstance:pause()
  end
end

function resumeSound(self: AudioScript)
  if self.soundInstance then
    self.soundInstance:resume()
  end
end

function playSound(self: AudioScript)
  if self.soundInstance then
    self.soundInstance:play()
  end
end