[NixOS] Move xmonad config into its own module

nixos/desktop.nix

@@ -4,12 +4,6 @@
     ./fonts.nix
     inputs.home-manager.nixosModule
   ];
-  nixpkgs.overlays = with inputs; [
-    xmonad.overlay
-    xmonad-contrib.overlay
-    notifications-tray-icon.overlay
-    (import ../dotfiles/config/xmonad/overlay.nix)
-  ] ++ taffybar.overlays;
 
   services.autorandr.enable = true;
 
@@ -20,17 +14,6 @@
     desktopManager = {
       plasma5.enable = true;
     };
-    windowManager = {
-      session = [
-        {
-          name = "xmonad";
-          start = ''
-            /usr/bin/env imalison-xmonad &
-            waitPID=$!
-          '';
-        }
-      ];
-    };
     displayManager = {
       sddm = {
         enable = true;
@@ -64,14 +47,6 @@
     xorg.xwininfo
     xsettingsd
 
-    # Haskell Desktop
-    haskellPackages.xmonad
-    haskellPackages.imalison-xmonad
-    haskellPackages.notifications-tray-icon
-    haskellPackages.gtk-sni-tray
-    haskellPackages.status-notifier-item
-    haskellPackages.dbus-hslogger
-
     # Desktop
     alacritty
     betterlockscreen

nixos/full.nix

@@ -5,6 +5,7 @@
     ./arm-incompatible.nix
     ./games.nix
     ./desktop.nix
+    ./xmonad.nix
     ./code.nix
     ./extra.nix
     ./internet-computer.nix

nixos/machines/biskcomp.nix

@@ -2,6 +2,9 @@
   imports = [
     ../internet-computer.nix
     ../raspberry-pi.nix
+    ../desktop.nix
+    ../xmonad.nix
+    ../code.nix
   ];
 
   services.xrdp.enable = true;
@@ -23,7 +26,6 @@
   };
 
   networking.hostName = "biskcomp";
-  # hardware.video.hidpi.enable = true;
 
   system.stateVersion = "21.05";
 }

nixos/xmonad.nix

@@ -0,0 +1,37 @@
+{ config, pkgs, options, inputs, ... }:
+{
+  nixpkgs.overlays = with inputs; [
+    xmonad.overlay
+    xmonad-contrib.overlay
+    notifications-tray-icon.overlay
+    (import ../dotfiles/config/xmonad/overlay.nix)
+  ] ++ taffybar.overlays;
+
+  services.xserver = {
+    windowManager = {
+      session = [
+        {
+          name = "xmonad";
+          start = ''
+            /usr/bin/env imalison-xmonad &
+            waitPID=$!
+          '';
+        }
+      ];
+    };
+  };
+
+  environment.systemPackages = with pkgs; [
+    # Haskell Desktop
+    haskellPackages.xmonad
+    haskellPackages.imalison-xmonad
+    haskellPackages.notifications-tray-icon
+    haskellPackages.gtk-sni-tray
+    haskellPackages.status-notifier-item
+    haskellPackages.dbus-hslogger
+  ];
+
+  home-manager.useGlobalPkgs = true;
+  home-manager.useUserPackages = true;
+  home-manager.users.imalison = (import ./home-manager.nix) inputs;
+}