BROKEN: Expanding desktop option

system/desktop/default.nix

@@ -0,0 +1,18 @@
+{lib, ...}: let
+  mkEO = lib.mkEnableOption;
+in {
+  imports = [
+    ./greetd.nix
+    ./hyprland.nix
+    ./pipewire.nix
+    ./plasma6.nix
+    ./polkit.nix
+    ./xdg.nix
+  ];
+
+  options.niksos.desktop = {
+    enable = mkEO "enable desktop related programs.";
+    hyprland = mkEO "enable hyprland related programs.";
+    kde = mkEO "enable kde specialisation.";
+  };
+}

system/desktop/greetd.nix

@@ -0,0 +1,27 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable && config.niksos.desktop.hyprland.enable;
+in {
+  config = lib.mkIf cfg {
+    # greetd display manager
+    services.greetd = let
+      session = {
+        command = "${lib.getExe config.programs.uwsm.package} start hyprland-uwsm.desktop";
+        user = "jsw";
+      };
+    in {
+      enable = true;
+
+      settings = {
+        terminal.vt = 1;
+        default_session = session;
+        initial_session = session;
+      };
+    };
+
+    programs.uwsm.enable = true;
+  };
+}

system/desktop/hyprland.nix

@@ -0,0 +1,16 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable && config.niksos.desktop.hyprland.enable;
+in {
+  config = lib.mkIf cfg {
+    programs.hyprland = {
+      enable = true;
+      withUWSM = true;
+    };
+    environment.sessionVariables.NIXOS_OZONE_WL = "1"; # Makes electron apps use wayland.
+  };
+}

system/desktop/pipewire.nix

@@ -0,0 +1,55 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable;
+in {
+  config = lib.mkIf cfg {
+    security.rtkit.enable = true;
+
+    services.pipewire = {
+      enable = true;
+      alsa.enable = true;
+      alsa.support32Bit = true;
+      jack.enable = true;
+      pulse.enable = true;
+
+      extraConfig.pipewire = {
+        "10-combined-sink" = {
+          "context.modules" = [
+            {
+              name = "libpipewire-module-combine-stream";
+              args = {
+                "combine.mode" = "sink";
+                "node.name" = "combined_sink";
+                "node.description" = "All audio outputs combined.";
+                "combine.latency-compensate" = false;
+                "combine.props" = {
+                  "audio.position" = ["FL" "FR"];
+                };
+                "stream.props" = {};
+                "stream.rules" = [
+                  {
+                    matches = [
+                      {
+                        "media.class" = "Audio/Sink";
+                      }
+                    ];
+                    actions = {
+                      create-stream = {};
+                    };
+                  }
+                ];
+              };
+            }
+          ];
+        };
+      };
+    };
+
+    environment.systemPackages = [pkgs.pulsemixer];
+    services.pulseaudio.enable = lib.mkForce false; # gnome enables it
+  };
+}

system/desktop/plasma6.nix

@@ -0,0 +1,33 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable && config.niksos.desktop.kde.enable;
+in {
+  config = lib.mkIf cfg {
+    niksos.desktop.hyprland = lib.mkForce false;
+    specialisation.de.configuration = {
+      services = {
+        greetd = let
+          session = {
+            command = "${pkgs.kdePackages.plasma-workspace}/bin/startplasma-wayland";
+            user = "jsw";
+          };
+        in {
+	  enable = true;
+          settings = {
+            terminal.vt = 1;
+            default_session = session;
+            initial_session = session;
+          };
+        };
+
+        desktopManager.plasma6.enable = true;
+      };
+
+      home-manager.users.jsw.stylix.autoEnable = false;
+    };
+  };
+}

system/desktop/polkit.nix

@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable && config.niksos.desktop.hyprland.enable;
+in {
+  systemd.user.services.polkit-gnome-authentication-agent-1 = lib.mkIf cfg {
+    description = "polkit-gnome-authentication-agent-1";
+    wantedBy = ["graphical-session.target"];
+    wants = ["graphical-session.target"];
+    after = ["graphical-session.target"];
+    serviceConfig = {
+      Type = "simple";
+      ExecStart = "${pkgs.polkit_gnome}/libexec/polkit-gnome-authentication-agent-1";
+      Restart = "on-failure";
+      RestartSec = 1;
+      TimeoutStopSec = 10;
+    };
+  };
+}

system/desktop/xdg.nix

@@ -0,0 +1,21 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.niksos.desktop.enable && config.niksos.desktop.hyprland.enable;
+in {
+  xdg.portal = lib.mkIf cfg {
+    enable = true;
+    xdgOpenUsePortal = true;
+    config = {
+      common.default = ["gtk"];
+      hyprland.default = ["gtk" "hyprland"];
+    };
+
+    extraPortals = [
+      pkgs.xdg-desktop-portal-gtk
+    ];
+  };
+}