lib/exshome_player/variables/volume.ex
defmodule ExshomePlayer.Variables.Volume do
@moduledoc """
Playback volume.
"""
alias ExshomePlayer.Services.PlayerState
use Exshome.Dependency.GenServerDependency,
name: "player_volume",
dependencies: [{PlayerState, :player}]
@impl GenServerDependency
def handle_dependency_change(%DependencyState{deps: %{player: %PlayerState{} = player}} = state) do
volume = round(player.volume || 0)
update_value(state, volume)
end
end