{
  pkgs,
  lib,
  config,
  ...
}: {
  programs.beets = {
    enable = true;
    package = pkgs.beets.override {
      pluginOverrides = {
        beatport.enable = true;
      };
    };
    settings = {
      library = "${config.xdg.dataHome}/beets/library.db";
      art_filename = "cover";
      directory = "${config.xdg.userDirs.music}/beets";
      ui = {
        color = true;
      };
      import = {
        # move, instead of copying or linking the files
        copy = false;
        move = true;
        link = false;

        # Show more detail, when beet needs to ask for something
        detail = true;

        set_fields = {
          # Normalize the author field to be Title Cased.
          artist = "%title{$artist}";
          artist_sort = "%title{artist_sort}";
          artist_credit = "%title{artist_credit}";
          albumartist = "%title{albumartist}";
          albumartist_sort = "%title{albumartist_sort}";
          albumartist_credit = "%title{albumartist_credit}";
        };

        incremental = false;

        # Write the metadata to the files
        write = true;
        log = "${config.xdg.dataHome}/beets/beetslog.txt";
      };

      paths = {
        default = "$genre/$first_artist/$album/$track $title";
        singleton = "$genre/$first_artist_singleton/$title";
        comp = "$genre/$album/$track $title";
        "albumtype:soundtrack" = "Soundtracks/$genre/$album/$track $title";
      };

      # Plugin config
      lastgenre = {
        prefer_specific = false;
        # Lookup the track, not the album
        source = "track";
      };
      fetchart = {};
      lyrics = {
        # Always fetch lyrics (and update them, if some were found)
        force = true;
      };
      hook = {
        hooks = [
          {
            # Also generate the replaygain for the album variant (so selecting between
            # track and album becomes possible)
            event = "import";
            command = "beet replaygain --album";
          }
        ];
      };
      replaygain = {
        auto = true;
        backend = "ffmpeg";

        r128_targetlevel = 89;

        # Re-calculate the replay gain value even for files, that already have one set.
        overwrite = true;
      };
      duplicates = {
        keys = ["acoustid_fingerprint"];
      };
      fuzzy = {
        # The prefix denoting that a search should be run in fuzzy mode
        prefix = ".";
      };
      ihate = {
        warn = [
          "title:commentary"
        ];
      };
      smartplaylist = {
        relative_to = config.services.mpd.musicDirectory;
        playlist_dir = config.services.mpd.playlistDirectory;
        forward_slash = false;

        # Show the real m3u file paths, when running `--pretend`
        pretend_paths = true;

        playlists = [
          {
            name = "artists-$first_artist.m3u";
            query = "";
          }
          {
            name = "ratings-good.m3u";
            query = "rating:0.7..1.0";
          }
          {
            name = "ratings-mediocre.m3u";
            query = "rating:0.4..0.7";
          }
          {
            name = "ratings-bad.m3u";
            query = "rating:0.0..0.4";
          }
          {
            name = "not_played.m3u";
            query = "-play_count: artist:";
          }
        ];
      };
      item_fields = {
        # Taken from https://github.com/trapd00r/configs/blob/4f3dada5700846cca6c2869e6fa6b3c795b87b67/beets/config.yaml
        first_artist =
          /*
          python
          */
          ''
            # import an album to another artists directory, like:
            # Tom Jones │1999│ Burning Down the House [Single, CD, FLAC]
            # to The Cardigans/+singles/Tom Jones & the Cardigans │1999│ Burning Down the House [Single, CD, FLAC]
            # https://github.com/beetbox/beets/discussions/4012#discussioncomment-1021414
            # beet import --set myartist='The Cardigans'
            # we must first check to see if myartist is defined, that is, given on
            # import time, or we raise an NameError exception.
            try:
              myartist
            except NameError:
              import re
              return re.split(',|\\s+(feat(.?|uring)|&|(Vs|Ft).)', albumartist, 1, flags=re.IGNORECASE)[0]
            else:
              return myartist
          '';

        first_artist_singleton =
          /*
          python
          */
          ''
            try:
              myartist
            except NameError:
              import re
              return re.split(',|\\s+(feat(.?|uring)|&|(Vs|Ft).)', artist, 1, flags=re.IGNORECASE)[0]
            else:
              return myartist
          '';
      };
      # scrub = {
      #   auto = true;
      # };

      plugins = [
        # Remove all previous tags before import (this is useful to ensure, that
        # the metadata in the libary.db is synced with the tags on disk)
        # # FIXME: I think, that this also removes the deezer id, which is not ideal
        # <2024-08-07>
        # "scrub"

        # Calculate replay gain
        "replaygain"

        # Alows to use inline python for parsing tags
        "inline"

        # Show tags on files/queries
        "info"

        # Create playlist from `play_count`/`skip_count` (gathered by the `mpdstats`
        # plugin)
        # Note that this should come _before_ the `mpdupdate` plugin, to ensure that
        # `mpdupgate` can propagate changed playlist to `mpd`.
        "smartplaylist"

        # Warn, when importing a matching item
        "ihate"

        # Allow fuzzy searching
        "fuzzy"

        # Filter out duplicates
        "duplicates"

        # Generate fingerprints
        "chroma"

        # Download album art
        "fetchart"

        # Fetches tags from `last.fm` and adds them as genres to imported music
        "lastgenre"

        # Run commands on events
        "hook"

        # Fetch lyrics
        "lyrics"

        # Allow beets to understand deezer id's
        "deezer"

        "mpdstats" # Transfer MPD stats to beets
        "mpdupdate" # Update MPD database on import
      ];

      musicbrainz = {
        # Search for deezer id's and use them in the autotagger
        external_ids = {
          deezer = true;
        };
      };

      # Log-on config
      # TODO: Add this, to upload the generated fingerprints (to help improve their
      # database) <2024-08-07>
      # acoustid = {
      #   apikey = "TODO";
      # };
    };

    mpdIntegration = {
      enableStats = true;
      enableUpdate = true;
      host = config.home.sessionVariables.MPD_HOST;
    };
  };

  # Use the json formatter instead of the YAML one, as the YAML formatter mangles the
  # longer python inline strings.
  # YAML is a superset of JSON.
  xdg.configFile."beets/config.yaml".source =
    lib.mkForce
    ((pkgs.formats.json {}).generate
      "beets-config"
      config.programs.beets.settings);
}