{ config, lib, pkgs, ... }:
{
  services.mpd = {
    enable = true;
    network.listenAddress = "any";
    musicDirectory = "/media/syncthing/music-library";
    playlistDirectory = "/media/syncthing/music-library/playlists";
  };

  users.groups."syncthing".members = [ "mpd" ];

  sound.enable = true;

  networking.firewall.allowedTCPPorts = [
    6680 # mopidy
    6600 # mpd
    1234 # zeroconf
  ];

  users.users."spotifyd" = {
    isSystemUser = true;
    group = "spotifyd";
  };
  users.groups.spotifyd = { };


  sops.secrets.spotify_pass = {
    owner = "spotifyd";
  };
  sops.secrets.spotify_user = {
    owner = "spotifyd";
  };

  services.spotifyd.enable = true;
  services.spotifyd.config = ''
    [global]
    username_cmd = "cat ${config.sops.secrets.spotify_user.path}"
    password_cmd = "cat ${config.sops.secrets.spotify_pass.path}"
    backend = "alsa" # use portaudio for macOS [homebrew]
    # The alsa audio device to stream audio to. To get a
    # list of valid devices, run `aplay -L`,
    #device = "alsa_audio_device"  # omit for macOS
    # The alsa mixer used by `spotifyd`.
    mixer = "PCM"  # omit for macOS

    # A script that gets evaluated in the user's shell when the song changes [aliases: onevent]
    on-song-change-hook = "${pkgs.mpc_cli}/bin/mpc --host localhost --port 6600 stop"

    # The volume controller. Each one behaves different to
    # volume increases. For possible values, run
    # `spotifyd --help`.
    volume_controller = "alsa"  # use softvol for macOS

    # The name that gets displayed under the connect tab on
    # official clients. Spaces are not allowed!
    device_name = "DJane"

    # The audio bitrate. 96, 160 or 320 kbit/s
    bitrate = 320

    # The directory used to cache audio data. This setting can save
    # a lot of bandwidth when activated, as it will avoid re-downloading
    # audio files when replaying them.
    #
    # Note: The file path does not get expanded. Environment variables and
    # shell placeholders like $HOME or ~ don't work!
    #cache_path = "cache_directory"

    # If set to true, audio data does NOT get cached.
    no_audio_cache = true

    # Volume on startup between 0 and 100
    # NOTE: This variable's type will change in v0.4, to a number (instead of string)
    initial_volume = "90"

    # If set to true, enables volume normalisation between songs.
    volume_normalisation = false

    # The normalisation pregain that is applied for each song.
    # normalisation_pregain = -10

    # The port `spotifyd` uses to announce its service over the network.
    zeroconf_port = 1234

    # The proxy `spotifyd` will use to connect to spotify.
    #proxy = "http://proxy.example.org:8080"

    # The displayed device type in Spotify clients.
    # Can be unknown, computer, tablet, smartphone, speaker, t_v,
    # a_v_r (Audio/Video Receiver), s_t_b (Set-Top Box), and audio_dongle.
    device_type = "computer"
  '';


}