{config, pkgs, ...}:
let
  spotifyd_cache_dir = "/tmp/spotifyd";
in {
  nixpkgs.overlays = [ (final: prev: { spotifyd = prev.spotifyd.overrideAttrs (old: {
    postInstall = ''
  mkdir -p $out/share/dbus-1/system.d/
tee $out/share/dbus-1/system.d/org.mpris.MediaPlayer2.spotifyd.conf <<END
<?xml version="1.0" encoding="UTF-8"?> <!-- -*- XML -*- -->

<!DOCTYPE busconfig PUBLIC
 "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
 "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
        <policy user="spotifyd">
                <allow own_prefix="org.mpris.MediaPlayer2.spotifyd"/>
                <allow send_destination_prefix="org.mpris.MediaPlayer2.spotifyd"/>
                <allow receive_sender="org.mpris.MediaPlayer2"/>
        </policy>
        <policy context="default">
                <allow send_destination_prefix="org.mpris.MediaPlayer2.spotifyd"/>
                <allow receive_sender="org.mpris.MediaPlayer2"/>
        </policy>
</busconfig>
END
    '';
    });})
  ];

  environment.systemPackages = with pkgs; [
    spotify-tui
    spotifyd
  ];

  # decrypt spotify password
  age.identityPaths = [ "/home/grimmauld/.ssh/id_rsa" ];

  # spotify pass
  age.secrets.spotify_pass = {
    file = ../secrets/spotify_pass.age;
    owner = "spotifyd";
    group = "spotifyd";
    mode = "700";
  };

 systemd.services.init-spotifyd-cache-dir = {
    description = "Create the spotifyd cache dir";
    wantedBy = [ "multi-user.target" ];

    serviceConfig.Type = "oneshot";
    script =''
      mkdir -p ${spotifyd_cache_dir}
      chown spotifyd:spotifyd -R ${spotifyd_cache_dir}
      '';
  };

  # spotifyd config
  services.spotifyd = {
    enable = true;
    settings.global = {
      bitrate = 320;
      username = "3tyhk4i01l54w7co7xm7jvu32";
      device_name = "grimm_laptop";
      password_cmd = "${pkgs.coreutils-full}/bin/cat ${config.age.secrets.spotify_pass.path}"; # read password secret
      device_type = "computer";
      dbus_type = "system";
      device = "default";
      control = "default";
      volume_controller = "softvol";
#      no_audio_cache = true;
      spotifyd_cache_dir = spotifyd_cache_dir;
      max_cache_size = 10000000000;
      initial_volume = "90";
      backend = "alsa"; # fixme
    };
  };


  services.dbus.packages = with pkgs; [
    spotifyd # add above dbus code to the config
  ];

  # spotifyd has access to global pipewire
  users.users.spotifyd = {
    isSystemUser = true;
    group = "spotifyd";
    extraGroups = [ "audio" "pipewire" ];
  };

  # spotifyd is also a group
  users.groups = { spotifyd = {}; };
}