{ pkgs, config, lib, ... }:
let
  cfg = config.grimmShared;
  browsers = [
    "firefox-beta.desktop"
    "firefox.desktop"
  ];
  text_editors = [
    "nvim.desktop"
    "geany.desktop"
    "imhex.desktop"
  ];
  image_viewers = [
    "org.nomacs.ImageLounge.desktop"
    "org.kde.krita.desktop"
    "draw.desktop"
  ];
  audio_players = [
    "vlc.desktop"
  ];
  video_viewers = [
    "vlc.desktop"
  ];
  document_viewers = [
    "org.pwmt.zathura-pdf-mupdf.desktop"
    "com.github.jeromerobert.pdfarranger.desktop"
  ] ++ browsers;
  cad = [
    "org.freecadweb.FreeCAD.desktop"
    "PrusaSlicer.desktop"
    "openscad.desktop"
    "blender.desktop"
  ];
  tex_editors = [ ] ++ text_editors;
in
{
  config = with cfg; lib.mkIf (enable && portals && graphical) {
    environment.systemPackages = with pkgs; [
      zathura
      imhex
      libreoffice-qt
      filezilla
      obsidian
      nomacs
      pdfarranger
      geany
      krita
      weasis
      kicad
      prusa-slicer
      freecad
      openscad
      vlc
      blender
    ];

    xdg.mime.enable = true;
    xdg.mime.addedAssociations = {
      "application/java-vm" = [
        "idea-community.desktop"
        "imhex.desktop"
      ];
      "application/json" = text_editors ++ [
        "firefox-beta.desktop"
      ];
      "application/mp4" = video_viewers;
      "application/ogg" = audio_players;
      "application/octet-stream" = "imhex.desktop";
      "application/pdf" = document_viewers;
      "application/rss+xml" = text_editors;
      "application/x-chess-pgn" = [ ] ++ text_editors; # fixme
      "application/x-krita" = "org.kde.krita.desktop";
      "application/x-latex" = tex_editors;
      "application/x-tex" = tex_editors;
      "application/x-texinfo" = tex_editors;
      "application/xml" = text_editors;
      "image/svg+xml" = image_viewers ++ browsers ++ text_editors;
      "image/*" = image_viewers;
      "image/vnd.dwg" = cad;
      "model/*" = cad;
      "gcode" = [
        "PrusaGcodeviewer.desktop"
        "PrusaSlicer.desktop"
      ];
      "audio/*" = audio_players;
      "text/*" = text_editors;
      "text/plain" = text_editors;
      "text/markdown" = [ "obsidian.desktop" ] ++ text_editors;
      "text/csv" = [ "calc.desktop" ] ++ text_editors;
      "text/html" = browsers ++ text_editors;
      "text/x-python" = [ "pycharm-community.desktop" ] ++ text_editors;
      "text/x-c" = [ "clion.desktop" ] ++ text_editors;
      "text/x-java-source" = [ "idea-community.desktop" ] ++ text_editors;
      "video/*" = video_viewers;

      "application/vnd.oasis.opendocument.chart" = "calc.desktop";
      "application/vnd.oasis.opendocument.chart-template" = "calc.desktop";
      "application/vnd.oasis.opendocument.database" = "base.desktop";
      "application/vnd.oasis.opendocument.formula" = "math.desktop";
      "application/vnd.oasis.opendocument.formula-template" = "math.desktop";
      "application/vnd.oasis.opendocument.graphics" = "draw.desktop";
      "application/vnd.oasis.opendocument.graphics-template" = "draw.desktop";
      "application/vnd.oasis.opendocument.image" = "draw.desktop";
      "application/vnd.oasis.opendocument.image-template" = "draw.desktop";
      "application/vnd.oasis.opendocument.presentation" = "impress.desktop";
      "application/vnd.oasis.opendocument.presentation-template" = "impress.desktop";
      "application/vnd.oasis.opendocument.spreadsheet" = "calc.desktop";
      "application/vnd.oasis.opendocument.spreadsheet-template" = "calc.desktop";
      "application/vnd.oasis.opendocument.text" = "writer.desktop";
      "application/vnd.oasis.opendocument.text-master" = "writer.desktop";
      "application/vnd.oasis.opendocument.text-template" = "writer.desktop";
      "application/vnd.oasis.opendocument.text-web" = "writer.desktop";
      "application/vnd.openxmlformats-officedocument.presentationml.presentation" = "impress.desktop";
      "application/vnd.openxmlformats-officedocument.presentationml.slide" = "impress.desktop";
      "application/vnd.openxmlformats-officedocument.presentationml.slideshow" = "impress.desktop";
      "application/vnd.openxmlformats-officedocument.presentationml.template" = "impress.desktop";
      "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" = "calc.desktop";
      "application/vnd.openxmlformats-officedocument.spreadsheetml.template" = "calc.desktop";
      "application/vnd.openxmlformats-officedocument.wordprocessingml.document" = "writer.desktop";
      "application/vnd.openxmlformats-officedocument.wordprocessingml.template" = "writer.desktop";
    };
  };
}