Set up desktop environments

flake.lock

@@ -121,6 +121,22 @@
       }
     },
     "flake-compat_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1717312683,
+        "narHash": "sha256-FrlieJH50AuvagamEvWMIE6D2OAnERuDboFDYAED/dE=",
+        "owner": "nix-community",
+        "repo": "flake-compat",
+        "rev": "38fd3954cf65ce6faf3d0d45cd26059e059f07ea",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_3": {
       "locked": {
         "lastModified": 1733328505,
         "narHash": "sha256-NeCCThCEP3eCl2l/+27kNNK7QrwZB1IJCrXfrbv5oqU=",
@@ -134,7 +150,7 @@
         "url": "https://flakehub.com/f/edolstra/flake-compat/1.tar.gz"
       }
     },
-    "flake-compat_3": {
+    "flake-compat_4": {
       "flake": false,
       "locked": {
         "lastModified": 1733328505,
@@ -510,7 +526,59 @@
         "type": "gitlab"
       }
     },
+    "nixos-cosmic": {
+      "inputs": {
+        "flake-compat": "flake-compat_2",
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-stable": "nixpkgs-stable"
+      },
+      "locked": {
+        "lastModified": 1740267801,
+        "narHash": "sha256-ckbjP4UON7juVdSsYDpu9vFGRtdS2JvUDRHKq0SQwuA=",
+        "owner": "lilyinstarlight",
+        "repo": "nixos-cosmic",
+        "rev": "80952def5b97be37f69a9774163911b47980623a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lilyinstarlight",
+        "repo": "nixos-cosmic",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
+      "locked": {
+        "lastModified": 1739866667,
+        "narHash": "sha256-EO1ygNKZlsAC9avfcwHkKGMsmipUk1Uc0TbrEZpkn64=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "73cf49b8ad837ade2de76f87eb53fc85ed5d4680",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1739923778,
+        "narHash": "sha256-BqUY8tz0AQ4to2Z4+uaKczh81zsGZSYxjgvtw+fvIfM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "36864ed72f234b9540da4cf7a0c49e351d30d3f1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-24.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
       "locked": {
         "lastModified": 1739698114,
         "narHash": "sha256-8S9n69Dnpg8DhfFlP0YvMGmSOY2X4kImGSPWXYNpaHM=",
@@ -526,7 +594,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_2": {
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1738797219,
         "narHash": "sha256-KRwX9Z1XavpgeSDVM/THdFd6uH8rNm/6R+7kIbGa+2s=",
@@ -542,7 +610,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
+    "nixpkgs_4": {
       "locked": {
         "lastModified": 1736798957,
         "narHash": "sha256-qwpCtZhSsSNQtK4xYGzMiyEDhkNzOCz/Vfu4oL2ETsQ=",
@@ -561,12 +629,12 @@
     "nixvim": {
       "inputs": {
         "devshell": "devshell",
-        "flake-compat": "flake-compat_2",
+        "flake-compat": "flake-compat_3",
         "flake-parts": "flake-parts",
         "git-hooks": "git-hooks",
         "home-manager": "home-manager_2",
         "nix-darwin": "nix-darwin",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs_3",
         "nuschtosSearch": "nuschtosSearch",
         "treefmt-nix": "treefmt-nix"
       },
@@ -634,7 +702,8 @@
         "flake-utils": "flake-utils",
         "home-manager": "home-manager",
         "nix-matlab": "nix-matlab",
-        "nixpkgs": "nixpkgs",
+        "nixos-cosmic": "nixos-cosmic",
+        "nixpkgs": "nixpkgs_2",
         "nixvim": "nixvim",
         "nur": "nur",
         "stylix": "stylix"
@@ -647,12 +716,12 @@
         "base16-helix": "base16-helix",
         "base16-vim": "base16-vim",
         "firefox-gnome-theme": "firefox-gnome-theme",
-        "flake-compat": "flake-compat_3",
+        "flake-compat": "flake-compat_4",
         "flake-utils": "flake-utils_3",
         "git-hooks": "git-hooks_2",
         "gnome-shell": "gnome-shell",
         "home-manager": "home-manager_3",
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_4",
         "systems": "systems_3",
         "tinted-foot": "tinted-foot",
         "tinted-kitty": "tinted-kitty",

flake.nix

@@ -18,6 +18,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     flake-utils.url = "github:numtide/flake-utils";
+    nixos-cosmic.url = "github:lilyinstarlight/nixos-cosmic";
   };
 
   outputs =
@@ -29,6 +30,7 @@
       nixvim,
       nur,
       nix-matlab,
+      nixos-cosmic,
       ...
     }:
     let
@@ -41,6 +43,10 @@
             machineConfig
             home-manager.nixosModules.home-manager
             {
+              nix.settings = {
+                substituters = [ "https://cosmic.cachix.org/" ];
+                trusted-public-keys = [ "cosmic.cachix.org-1:Dya9IyXD4xdBehWjrkPv6rtxpmMdRel02smYzA85dPE=" ];
+              };
               machine.users = userConfig;
               home-manager.extraSpecialArgs = { inherit system; };
               home-manager.sharedModules = [
@@ -50,6 +56,7 @@
                 {
                   nixpkgs.overlays = [
                     nix-matlab.overlay
+                    nixos-cosmic.overlays.default
                   ];
                 }
               ];

machines/laptop.nix

@@ -18,7 +18,6 @@
       base.enable = true;
       bluetooth.enable = true;
       power-saving.enable = false;
-      pipewire.enable = true;
       networkmanager.enable = true;
       # wpa_supplicant.enable = true;
     };
@@ -35,7 +34,6 @@
     boot.initrd.kernelModules = [ ];
     boot.kernelModules = [ "kvm-intel" ];
     boot.extraModulePackages = [ ];
-    swapDevices = [ ];
     hardware.cpu.intel.updateMicrocode = true;
 
     # Filesystems
@@ -52,5 +50,13 @@
         "dmask=0077"
       ];
     };
+
+    # Swapfile
+    swapDevices = [
+      {
+        device = "/var/lib/swapfile";
+        size = 16 * 1024;
+      }
+    ];
   };
 }

modules/base/default.nix

@@ -61,7 +61,8 @@ in
       fontconfig.enable = true;
       neovim.enable = true;
       systemd-boot.enable = true;
-      ly.enable = true;
+      nixgreety.enable = true;
+      pipewire.enable = true;
     };
 
     # TODO: Remove everything below, it is here out of convenience and should be elsewhere

modules/default.nix

@@ -18,6 +18,7 @@ with lib;
     ./fontconfig/default.nix
     ./graphics/default.nix
     ./greeter/greetd/default.nix
+    ./greeter/greetd/nixgreety.nix
     ./greeter/greetd/tuigreet.nix
     ./greeter/ly/default.nix
     ./locale/default.nix

modules/greeter/greetd/default.nix

@@ -24,7 +24,7 @@ in
       enable = true;
       settings.default_session = {
         command = cfg.command;
-        user = "greeter";
+        user = mkDefault "greeter";
       };
     };
   };

modules/greeter/greetd/nixgreety.nix

@@ -0,0 +1,30 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+with lib;
+let
+  cfg = config.modules.nixgreety;
+in
+{
+  options.modules.nixgreety = {
+    enable = mkEnableOption "nixgreety";
+  };
+
+  config = mkIf cfg.enable {
+    # Enable greetd
+    modules.greetd = {
+      enable = true;
+      command = "${pkgs.nixgreety}/bin/nixgreety";
+    };
+
+    services.greetd.settings.default_session.user = "root";
+
+    environment.systemPackages = with pkgs; [
+      nixgreety
+    ];
+  };
+}

modules/users/systemwide.nix

@@ -21,9 +21,17 @@ let
     name: moduleConfig:
     { pkgs, ... }:
     {
-      config = mkIf (any (user: user.modules.${name}.enable) (attrValues config.home-manager.users)) (
+      config =
-        if (isAttrs moduleConfig) then moduleConfig else (moduleConfig { inherit config pkgs; })
+        mkIf
-      );
+          (any (
+            user:
+            (user.modules.${name}.enable
+              or (any (specialisation: specialisation.configuration.modules.${name}.enable) (
+                attrValues user.modules.${name}.specialisations
+              ))
+            )
+          ) (attrValues config.home-manager.users))
+          (if (isAttrs moduleConfig) then moduleConfig else (moduleConfig { inherit config pkgs; }));
     };
 
   imports = map (name: mkModule name moduleConfig."${name}") moduleNames;

pkgs/default.nix

@@ -10,6 +10,7 @@ let
     wqy-microhei = prev.callPackage ./fonts/wqy-microhei.nix { };
     wqy-bitmapsong = prev.callPackage ./fonts/wqy-bitmapsong.nix { };
 
+    nixgreety = prev.callPackage ./programs/nixgreety.nix { };
     # ly = prev.callPackage ./programs/ly/default.nix { };
   };
 in

pkgs/fonts/dina-psfu.nix

@@ -68,8 +68,6 @@ pkgs.stdenv.mkDerivation {
   '';
 
   installPhase = ''
-    install -Dm644 -t $out/debug ./*.*
-    install -Dm644 -t $out/debug/BDF ./BDF/*.*
     install -Dm644 -t $out/share/consolefonts dina.psfu
   '';
 }

pkgs/programs/nixgreety.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+
+with pkgs;
+rustPlatform.buildRustPackage {
+  pname = "nixgreety";
+  version = "master";
+
+  src = fetchFromGitea {
+    domain = "git.bulthuis.dev";
+    owner = "Jan";
+    repo = "nixgreety";
+    rev = "4b5f812e95f6359ce61aef685005dc4013f0fb5f";
+    hash = "sha256-/eikqX/2byDi04v1XvsBVva1Vs7OGLl/cC/Vrq+QF9A=";
+  };
+
+  cargoHash = "sha256-pklKVzYoChRqPZ/D3BsMGnaBFd615TKbvoAy7iU8UtA=";
+
+  useFetchCargoVendor = true;
+}

user-modules/browser/firefox/default.nix

@@ -50,14 +50,14 @@ in
 
         extensions = with pkgs.nur.repos.rycee.firefox-addons; [
           ublock-origin
-          tridactyl # TODO: Add toggle for this extension?
+          # tridactyl # TODO: Add toggle for this extension?
         ];
 
         # Theming
         userChrome = readFile (
           pkgs.substituteAll {
             src = ./userChrome.css;
-            colors = config.theming.colorsCSS;
+            colors = config.desktop.theming.colorsCSS;
           }
         );
 

user-modules/browser/qutebrowser/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.qutebrowser;
-  theme = config.theming;
+  theme = config.desktop.theming;
 in
 {
   options.modules.qutebrowser = {

user-modules/btop/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.btop;
-  colors = config.theming.schemeColors;
+  colors = config.desktop.theming.schemeColors;
 in
 {
   options.modules.btop = {

user-modules/default.nix

@@ -29,7 +29,6 @@
     ./spotify/default.nix
     ./terminal/default.nix
     ./terminal/foot/default.nix
-    ./theming/default.nix
     ./vscode/default.nix
     ./whatsapp/default.nix
     ./winbox/default.nix

user-modules/desktop/custom/bar/waybar.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.waybar;
-  theme = config.theming;
+  theme = config.desktop.theming;
   colors = theme.colors;
 in
 {
@@ -32,6 +32,7 @@ in
 
     programs.waybar = {
       enable = true;
+      systemd.enable = false;
       settings = {
         mainBar = {
           layer = "top";

user-modules/desktop/custom/default.nix

@@ -20,12 +20,6 @@ in
 
   options.modules.desktop = {
     wayland = mkEnableOption "wayland";
-    # TODO: Remove, not needed with session/display manager
-    initScript = mkOption {
-      type = types.lines;
-      default = "${pkgs.bash}/bin/bash";
-      description = "Bash script to execute after logging in.";
-    };
     # TODO: Find a nicer way to do this as this is also executed on startup
     reloadScript = mkOption {
       type = types.lines;
@@ -69,16 +63,16 @@ in
           );
         };
 
-        home.file.".initrc" = {
+        # home.file.".initrc" = {
-          enable = true;
+        #   enable = true;
-          executable = true;
+        #   executable = true;
-          text =
+        #   text =
-            ''
+        #     ''
-              #!${pkgs.bash}/bin/bash
+        #       #!${pkgs.bash}/bin/bash
 
-            ''
+        #     ''
-            + cfg.initScript;
+        #     + cfg.initScript;
-        };
+        # };
       }
       (
         # TODO: Move to dedicated module within desktop or maybe theming?

user-modules/desktop/custom/window-manager/i3.nix

@@ -16,7 +16,7 @@ in
     # modules.desktop.x11 = true;
     modules.rofi.enable = true;
 
-    modules.desktop.initScript = ''
+    desktop.initScript = ''
       i3
     '';
 

user-modules/desktop/custom/window-manager/river.nix

@@ -32,10 +32,13 @@ in
     ];
 
     # Change desktop to execute river
-    modules.desktop.initScript = ''
+    desktop.initScript = ''
-      river
+      ${pkgs.dbus}/bin/dbus-run-session ${pkgs.river}/bin/river
     '';
 
+    desktop.session.type = "wayland";
+    desktop.session.desktop = "river";
+
     # TODO: Fix this
     # modules.desktop.reloadScript = ''
     #   ${pkgs.river}/bin/riverctl background-color 0x${config.theming.colors.bg}
@@ -62,10 +65,11 @@ in
     wayland.windowManager.river = {
       enable = true;
       xwayland.enable = false;
+      systemd.enable = false;
       settings =
         let
           layout = "filtile";
-          layoutOptions = "-outer-padding ${toString config.theming.layout.windowPadding} -view-padding ${toString config.theming.layout.windowPadding} -main-ratio 0.5";
+          layoutOptions = "-outer-padding ${toString config.desktop.theming.layout.windowPadding} -view-padding ${toString config.desktop.theming.layout.windowPadding} -main-ratio 0.5";
           modes = [
             "normal"
             "locked"
@@ -83,7 +87,7 @@ in
           ];
           waylockOptions = "-init-color 0x${colors.bg} -input-color 0x${colors.border-focused} -fail-color 0x${colors.bg}";
 
-          colors = config.theming.colors;
+          colors = config.desktop.theming.colors;
 
           # Quick pow function
           pow2 = power: if power != 0 then 2 * (pow2 (power - 1)) else 1;
@@ -103,7 +107,7 @@ in
           xcursor-theme = "BreezeX-RosePine-Linux 24";
           keyboard-layout = "-options \"caps:escape\" us";
 
-          border-width = toString config.theming.layout.borderSize;
+          border-width = toString config.desktop.theming.layout.borderSize;
           background-color = "0x${colors.bg}";
           border-color-focused = "0x${colors.fg}";
           border-color-unfocused = "0x${colors.border-unfocused}"; # TODO: Change to use named color;

user-modules/desktop/default.nix

@@ -1,5 +1,124 @@
-{ ... }:
-
 {
-  imports = [ ./custom/default.nix ];
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+
+with lib;
+let
+  # Desktop configuration module
+  desktopConfigurationModule = types.submodule {
+    options = {
+      name = mkOption {
+        type = types.str;
+        description = "Desktop environment name.";
+      };
+      type = mkOption {
+        type = types.enum [
+          "custom"
+          "gnome"
+        ];
+        description = "Desktop environment type.";
+      };
+      config = mkOption {
+        type = types.attrs;
+        default = { };
+        description = "Desktop environment configuration";
+      };
+      extraConfig = mkOption {
+        type = types.attrs;
+        default = { };
+        description = "Extra configuration for the configured desktop environment";
+      };
+    };
+  };
+
+  customBuilder = config: {
+    configuration = recursiveUpdate { desktop.name = config.name; } config.extraConfig;
+  };
+
+  # Environment builders
+  environmentBuilders = {
+    custom = customBuilder;
+  };
+
+  cfg = config.desktop;
+in
+{
+  imports = [
+    ./custom/default.nix
+    ./theming/default.nix
+  ];
+
+  options.desktop = {
+    name = mkOption {
+      type = types.str;
+      default = "Shell";
+      description = "Desktop configuration name.";
+    };
+    initScript = mkOption {
+      type = types.lines;
+      default = ''
+        ${pkgs.ncurses}/bin/clear
+        ${pkgs.bashInteractive}/bin/bash
+      '';
+      description = "Bash script to execute after logging in.";
+    };
+    session = {
+      type = mkOption {
+        type = types.enum [
+          "wayland"
+          "x11"
+          "tty"
+        ];
+        default = "tty";
+        description = "Session type.";
+      };
+      desktop = mkOption {
+        type = types.str;
+        default = "tty";
+        description = "Desktop environment name.";
+      };
+    };
+    environments = mkOption {
+      type = types.attrsOf desktopConfigurationModule;
+      default = { };
+      description = "Desktop environments. Every environment will be built as a specialization.";
+    };
+  };
+
+  config = {
+    specialisation = mapAttrs (
+      name: value: (environmentBuilders."${value.type}" value)
+    ) cfg.environments;
+
+    # Create session files
+    home.extraBuilderCommands = ''
+      mkdir $out/session
+      echo "${cfg.name}" > $out/session/name
+      ln -s ${
+        pkgs.writeTextFile {
+          name = "desktop-init";
+          text =
+            ''
+              #!${pkgs.bash}/bin/bash
+
+            ''
+            + cfg.initScript;
+          executable = true;
+        }
+      } $out/session/init
+      ln -s ${
+        pkgs.writeTextFile {
+          name = "session-env";
+          text = ''
+            XDG_SESSION_TYPE=${cfg.session.type}
+            XDG_CURRENT_DESKTOP=${cfg.session.desktop}
+            XDG_SESSION_DESKTOP=${cfg.session.desktop}
+          '';
+        }
+      } $out/session/env
+    '';
+  };
 }

user-modules/desktop/systemwide.nix

@@ -10,7 +10,6 @@
       layout = "us";
       xkbVariant = "";
       enable = true;
-      windowManager.i3.enable = true;
       desktopManager = {
         xterm.enable = true;
         xfce = {

user-modules/desktop/theming/default.nix

@@ -7,7 +7,7 @@
 
 with lib;
 let
-  cfg = config.theming;
+  cfg = config.desktop.theming;
 
   # Font module type
   fontModule = types.submodule {
@@ -99,11 +99,9 @@ in
     ./themes/nord.nix
   ];
 
-  options.modules.theming.enable = mkEnableOption "theming";
+  options.desktop.theming =
-
-  options.theming =
     let
-      colors = config.theming.schemeColors;
+      colors = config.desktop.theming.schemeColors;
     in
     {
       darkMode = mkOption {
@@ -250,7 +248,7 @@ in
       };
     };
 
-  config = mkIf config.modules.theming.enable {
+  config = {
     # Enable fontconfig
     modules.fontconfig.enable = true;
 

user-modules/desktop/theming/themes/catppuccin.nix

@@ -7,11 +7,11 @@
 
 with lib;
 let
-  cfg = config.theming.themes.catppuccin;
+  cfg = config.desktop.theming.themes.catppuccin;
 in
 {
   options = {
-    theming.themes.catppuccin = {
+    desktop.theming.themes.catppuccin = {
       enable = mkEnableOption "catppuccin";
       flavor = mkOption {
         type = types.enum [
@@ -26,7 +26,7 @@ in
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = (cfg.flavor != "latte");
     colorScheme = "${pkgs.base16-schemes}/share/themes/catppuccin-${cfg.flavor}.yaml";
   };

user-modules/desktop/theming/themes/gruvbox.nix

@@ -7,12 +7,12 @@
 
 with lib;
 let
-  cfg = config.theming.themes.gruvbox;
+  cfg = config.desktop.theming.themes.gruvbox;
   mode = if cfg.darkMode then "dark" else "light";
 in
 {
   options = {
-    theming.themes.gruvbox = {
+    desktop.theming.themes.gruvbox = {
       enable = mkEnableOption "gruvbox-hard";
       darkMode = mkEnableOption "dark mode";
       contrast = mkOption {
@@ -27,7 +27,7 @@ in
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = cfg.darkMode;
     colorScheme = "${pkgs.base16-schemes}/share/themes/gruvbox-${mode}-${cfg.contrast}.yaml";
   };

user-modules/desktop/theming/themes/nord.nix

@@ -7,18 +7,18 @@
 
 with lib;
 let
-  cfg = config.theming.themes.nord;
+  cfg = config.desktop.theming.themes.nord;
   mode = if cfg.darkMode then "" else "-light";
 in
 {
   options = {
-    theming.themes.nord = {
+    desktop.theming.themes.nord = {
       enable = mkEnableOption "nord";
       darkMode = mkEnableOption "dark mode";
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = cfg.darkMode;
     colorScheme = "${pkgs.base16-schemes}/share/themes/nord${mode}.yaml";
   };

user-modules/desktop/theming/themes/oxocarbon.nix

@@ -7,18 +7,18 @@
 
 with lib;
 let
-  cfg = config.theming.themes.oxocarbon;
+  cfg = config.desktop.theming.themes.oxocarbon;
   mode = if cfg.darkMode then "dark" else "light";
 in
 {
   options = {
-    theming.themes.oxocarbon = {
+    desktop.theming.themes.oxocarbon = {
       enable = mkEnableOption "oxocarbon";
       darkMode = mkEnableOption "dark mode";
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = cfg.darkMode;
     colorScheme = "${pkgs.base16-schemes}/share/themes/oxocarbon-${mode}.yaml";
   };

user-modules/desktop/theming/themes/papercolor.nix

@@ -7,18 +7,18 @@
 
 with lib;
 let
-  cfg = config.theming.themes.papercolor;
+  cfg = config.desktop.theming.themes.papercolor;
   mode = if cfg.darkMode then "dark" else "light";
 in
 {
   options = {
-    theming.themes.papercolor = {
+    desktop.theming.themes.papercolor = {
       enable = mkEnableOption "papercolor";
       darkMode = mkEnableOption "dark mode";
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = cfg.darkMode;
     colorScheme = "${pkgs.base16-schemes}/share/themes/papercolor-${mode}.yaml";
   };

user-modules/desktop/theming/themes/sakura.nix

@@ -7,16 +7,16 @@
 
 with lib;
 let
-  cfg = config.theming.themes.sakura;
+  cfg = config.desktop.theming.themes.sakura;
 in
 {
   options = {
-    theming.themes.sakura = {
+    desktop.theming.themes.sakura = {
       enable = mkEnableOption "sakura";
     };
   };
 
-  config.theming = mkIf cfg.enable {
+  config.desktop.theming = mkIf cfg.enable {
     darkMode = false;
     colorScheme = "${pkgs.base16-schemes}/share/themes/sakura.yaml";
   };

user-modules/fontconfig/default.nix

@@ -21,7 +21,9 @@ let
   '';
 
   configContent = concatStrings (
-    map (font: aliasConfig config.theming.fonts.pkgs.${font}) config.theming.fonts.installed
+    map (
+      font: aliasConfig config.desktop.theming.fonts.pkgs.${font}
+    ) config.desktop.theming.fonts.installed
   );
 in
 {
@@ -34,10 +36,10 @@ in
       enable = true;
 
       defaultFonts = {
-        serif = [ config.theming.fonts.serif.name ];
+        serif = [ config.desktop.theming.fonts.serif.name ];
-        sansSerif = [ config.theming.fonts.sansSerif.name ];
+        sansSerif = [ config.desktop.theming.fonts.sansSerif.name ];
-        monospace = [ config.theming.fonts.monospace.name ];
+        monospace = [ config.desktop.theming.fonts.monospace.name ];
-        emoji = [ config.theming.fonts.emoji.name ];
+        emoji = [ config.desktop.theming.fonts.emoji.name ];
       };
     };
 

user-modules/gaming/launchers/es-de.nix

@@ -30,11 +30,12 @@ in
     ];
 
     # TODO: Remove once emulationstation-de fixes the issue
+    # TODO: If not fixed, at least pin the specific commit properly
     nixpkgs.overlays =
       let
         pkgs-stable = import (fetchTarball {
           url = "https://github.com/NixOS/nixpkgs/archive/nixos-24.11.tar.gz";
-          sha256 = "0pbvwix9vjkdan1nxxzqfg2yap28afqf8m2nlw1xkqp5c832bkkz";
+          sha256 = "1wr1xzkw7v8biqqjcr867gbpqf3kibkgly36lcnhw0glvkr1i986";
         }) { inherit system; };
       in
       [

user-modules/mako/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.mako;
-  theme = config.theming;
+  theme = config.desktop.theming;
   colors = theme.colors;
 in
 {

user-modules/neovim/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.neovim;
-  theme = config.theming;
+  theme = config.desktop.theming;
   colors = theme.colors;
 in
 {

user-modules/rofi/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.rofi;
-  theme = config.theming;
+  theme = config.desktop.theming;
   colors = theme.colors;
 in
 {

user-modules/shell/bash.nix

@@ -1,7 +1,6 @@
 {
   lib,
   config,
-  pkgs,
   ...
 }:
 

user-modules/shell/default.nix

@@ -1,7 +1,5 @@
 {
-  pkgs,
   lib,
-  config,
   ...
 }:
 

user-modules/terminal/default.nix

@@ -9,6 +9,9 @@ with lib;
 {
   options.default.terminal = mkOption {
     type = types.str;
+    # TODO: Make sure everything works even without a default value here
+    # Maybe make sure most gui applications do not exist in the default specialisation
+    default = "foot";
     description = "Default terminal application";
   };
 }

user-modules/terminal/foot/default.nix

@@ -20,8 +20,8 @@ in
       settings = {
         main =
           let
-            font = config.theming.fonts.monospace.name;
+            font = config.desktop.theming.fonts.monospace.name;
-            size = toString config.theming.fonts.monospace.recommendedSize;
+            size = toString config.desktop.theming.fonts.monospace.recommendedSize;
           in
           {
             font = mkForce "${font}:style=Regular:size=${size}";

user-modules/vscode/default.nix

@@ -8,7 +8,7 @@
 with lib;
 let
   cfg = config.modules.vscode;
-  theme = config.theming;
+  theme = config.desktop.theming;
 in
 {
   options.modules.vscode = {
@@ -31,7 +31,7 @@ in
       "vscode-extension-ms-vsliveshare-vsliveshare"
     ];
 
-    theming.fonts.extraFonts = [ cfg.codeFont ];
+    desktop.theming.fonts.extraFonts = [ cfg.codeFont ];
 
     programs.vscode = {
       enable = true;

user-modules/zathura/default.nix

@@ -7,7 +7,7 @@
 
 let
   cfg = config.modules.zathura;
-  colors = config.theming.colors;
+  colors = config.desktop.theming.colors;
 in
 {
   options.modules.zathura.enable = lib.mkEnableOption "zathura";

users/jan.nix

@@ -1,6 +1,11 @@
 # How Jan likes his linux to be configured
 
-{ config, pkgs, ... }:
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
 
 {
   config = {
@@ -11,44 +16,266 @@
     home.packages = with pkgs; [
       libreoffice-still
       remmina
-      # dina-vector
-      # android-studio
-      # jellyfin-tui
       pinentry
       thunderbird
       signal-desktop
       prusa-slicer
       freecad-wayland
       inkscape
-      # appflowy
       ente-auth
     ];
 
-    # TODO: Move to gpg module
+    desktop.environments = {
-    # programs.gpg = {
+      river-dark = {
-    #   enable = true;
+        name = "River Dark";
-    #   mutableKeys = true;
+        type = "custom";
-    #   mutableTrust = true;
+        config = { };
-    # };
+        extraConfig = {
-    # services.gpg-agent = {
-    #   enable = true;
-    #   enableSshSupport = true;
-    # };
-
-    # Enabled modules
           modules = {
-      # Theming
+            # Desktop environment
-      theming.enable = true;
-
-      # Window manager
             river.enable = true;
             waylock.enable = true;
             waybar.enable = true;
-
-      # Desktop environment
             mako.enable = true;
             foot.enable = true;
+            rofi-rbw.enable = true;
+          };
 
+          # TODO: Remove everything below, it is here out of convenience and should be elsewhere
+          xdg.portal = {
+            enable = true;
+
+            config.common.default = [
+              "wlr"
+              "gtk"
+            ];
+
+            extraPortals = with pkgs; [
+              xdg-desktop-portal-gtk
+              xdg-desktop-portal-wlr
+            ];
+          };
+
+          # Color scheme
+          desktop.theming.themes.catppuccin = {
+            enable = true;
+            flavor = "mocha";
+          };
+        };
+      };
+      river-light = {
+        name = "River Light";
+        type = "custom";
+        config = { };
+        extraConfig = {
+          modules = {
+            # Desktop environment
+            river.enable = true;
+            waylock.enable = true;
+            waybar.enable = true;
+            mako.enable = true;
+            foot.enable = true;
+            rofi-rbw.enable = true;
+          };
+
+          # TODO: Remove everything below, it is here out of convenience and should be elsewhere
+          xdg.portal = {
+            enable = true;
+
+            config.common.default = [
+              "wlr"
+              "gtk"
+            ];
+
+            extraPortals = with pkgs; [
+              xdg-desktop-portal-gtk
+              xdg-desktop-portal-wlr
+            ];
+          };
+
+          # Color scheme
+          desktop.theming.themes.catppuccin = {
+            enable = true;
+            flavor = lib.mkForce "latte";
+          };
+        };
+      };
+      cosmic = {
+        name = "Cosmic";
+        type = "custom";
+        config = { };
+        extraConfig = {
+          desktop = {
+            initScript = ''
+              ${pkgs.dbus}/bin/dbus-run-session ${pkgs.cosmic-session}/bin/cosmic-session
+            '';
+            session = {
+              type = "wayland";
+              desktop = "cosmic";
+            };
+          };
+          home.packages = with pkgs; [
+            adwaita-icon-theme
+            alsa-utils
+            cosmic-applets
+            cosmic-applibrary
+            cosmic-bg
+            (cosmic-comp.override {
+              useXWayland = false;
+            })
+            cosmic-edit
+            cosmic-files
+            cosmic-greeter
+            cosmic-icons
+            cosmic-idle
+            cosmic-launcher
+            cosmic-notifications
+            cosmic-osd
+            cosmic-panel
+            cosmic-player
+            cosmic-randr
+            cosmic-screenshot
+            cosmic-session
+            cosmic-settings
+            cosmic-settings-daemon
+            cosmic-term
+            cosmic-wallpapers
+            cosmic-workspaces-epoch
+            hicolor-icon-theme
+            playerctl
+            pop-icon-theme
+            pop-launcher
+            xdg-user-dirs
+            xwayland
+            cosmic-store
+
+            # Fonts
+            fira
+            noto-fonts
+            open-sans
+          ];
+
+          xdg.portal = {
+            enable = true;
+            extraPortals = with pkgs; [
+              xdg-desktop-portal-cosmic
+              xdg-desktop-portal-gtk
+            ];
+            configPackages = lib.mkDefault (with pkgs; [ xdg-desktop-portal-cosmic ]);
+          };
+
+        };
+      };
+      gnome = {
+        name = "Gnome";
+        type = "custom";
+        config = { };
+        extraConfig = {
+          programs = {
+            gnome-shell.enable = true;
+          };
+          desktop = {
+            initScript = ''
+              ${pkgs.dbus}/bin/dbus-run-session ${pkgs.gnome-session}/bin/gnome-session
+            '';
+            session = {
+              type = "wayland";
+              desktop = "GNOME";
+            };
+          };
+          home.packages = [
+            # Core utilities
+            pkgs.baobab
+            pkgs.epiphany
+            pkgs.gnome-text-editor
+            pkgs.gnome-calculator
+            pkgs.gnome-calendar
+            pkgs.gnome-characters
+            pkgs.gnome-clocks
+            pkgs.gnome-console
+            pkgs.gnome-contacts
+            pkgs.gnome-font-viewer
+            pkgs.gnome-logs
+            pkgs.gnome-maps
+            pkgs.gnome-music
+            pkgs.gnome-system-monitor
+            pkgs.gnome-weather
+            pkgs.loupe
+            pkgs.nautilus
+            pkgs.gnome-connections
+            pkgs.simple-scan
+            pkgs.snapshot
+            pkgs.totem
+            pkgs.yelp
+
+            # Optional packages
+            pkgs.adwaita-icon-theme
+            pkgs.gnome-backgrounds
+            pkgs.gnome-bluetooth
+            pkgs.gnome-color-manager
+            pkgs.gnome-control-center
+            pkgs.gnome-shell-extensions
+            pkgs.gnome-tour # GNOME Shell detects the .desktop file on first log-in.
+            pkgs.gnome-user-docs
+            pkgs.glib # for gsettings program
+            pkgs.gnome-menus
+            pkgs.gtk3.out # for gtk-launch program
+            pkgs.xdg-user-dirs # Update user dirs as described in https://freedesktop.org/wiki/Software/xdg-user-dirs/
+            pkgs.xdg-user-dirs-gtk # Used to create the default bookmarks
+
+            # Games
+            pkgs.aisleriot
+            pkgs.atomix
+            pkgs.five-or-more
+            pkgs.four-in-a-row
+            pkgs.gnome-2048
+            pkgs.gnome-chess
+            pkgs.gnome-klotski
+            pkgs.gnome-mahjongg
+            pkgs.gnome-mines
+            pkgs.gnome-nibbles
+            pkgs.gnome-robots
+            pkgs.gnome-sudoku
+            pkgs.gnome-taquin
+            pkgs.gnome-tetravex
+            pkgs.hitori
+            pkgs.iagno
+            pkgs.lightsoff
+            pkgs.quadrapassel
+            pkgs.swell-foop
+            pkgs.tali
+
+            # Fonts
+            pkgs.cantarell-fonts
+            pkgs.dejavu_fonts
+            pkgs.source-code-pro # Default monospace font in 3.32
+            pkgs.source-sans
+
+            # Other stuff
+            pkgs.gnome-session
+            # pkgs.gnome-session.sessions
+          ];
+        };
+      };
+    };
+
+    # Desktop environments
+    # desktop.environments =
+    #   let
+    #   in
+    #   [
+    #     {
+    #       name = "river";
+    #       type = "custom";
+    #       config = { };
+    #       extraConfig = {
+    #         home.packages = with pkgs; [ cowsay ];
+    #       };
+    #     }
+    #   ];
+
+    # Enabled modules
+    modules = {
       # Communication
       whatsapp.enable = true;
       discord.enable = true;
@@ -75,7 +302,6 @@
       feishin.enable = true;
 
       # Tools
-      rofi-rbw.enable = true;
       git = {
         enable = true;
         user = "Jan-Bulthuis";
@@ -120,9 +346,9 @@
     };
 
     # Theme configuration
-    theming =
+    desktop.theming =
       let
-        fontpkgs = config.theming.fonts.pkgs;
+        fontpkgs = config.desktop.theming.fonts.pkgs;
       in
       {
         # Fonts
@@ -154,5 +380,6 @@
         xdg-desktop-portal-wlr
       ];
     };
+
   };
 }