I don't know if i like this

nixosModules/DE/dwm.nix

@@ -0,0 +1,127 @@
+{
+  pkgs,
+  config,
+  lib,
+  suckless,
+  self',
+}:
+{
+  options.local.DE.dwm.enable = lib.mkEnableOption "";
+
+  config = lib.mkIf config.local.DE.dwm.enable {
+    local.packages = {
+      inherit (suckless.packages) dmenu dwm st;
+      inherit (pkgs)
+        maim
+        playerctl
+        xclip
+        feh
+        numlockx
+        picom
+        sxhkd
+        xscreensaver
+        ;
+
+      xsecurelock = pkgs.writeShellScriptBin "xsecurelock" ''
+        export XSECURELOCK_BLANK_TIMEOUT="30"
+        export XSECURELOCK_AUTH_TIMEOUT="30"
+        export XSECURELOCK_BLANK_DPMS_STATE="off"
+        export XSECURELOCK_BACKGROUND_COLOR="#000000"
+        export XSECURELOCK_AUTH_BACKGROUND_COLOR="#080808"
+        export XSECURELOCK_AUTH_FOREGROUND_COLOR="#bdbdbd"
+        export XSECURELOCK_FONT="Overpass"
+        export XSECURELOCK_SHOW_DATETIME="1"
+        ${lib.getExe pkgs.xsecurelock}
+      '';
+    };
+    systemd.user.services = {
+      sxhkd = {
+        wantedBy = [ "graphical-session.target" ];
+        partOf = [ "graphical-session.target" ];
+        serviceConfig = {
+          ExecStart = "${lib.getExe pkgs.sxhkd} -c /etc/sxhkd/sxhkdrc";
+          Restart = "always";
+          RestartSec = 2;
+          ExecReload = "pkill -usr1 -x $MAINPID";
+        };
+      };
+
+      picom = {
+        wantedBy = [ "graphical-session.target" ];
+        partOf = [ "graphical-session.target" ];
+        serviceConfig = {
+          ExecStart = "${lib.getExe pkgs.picom} --backend egl";
+          Restart = "always";
+          RestartSec = 2;
+          ExecReload = "pkill -usr1 -x $MAINPID";
+        };
+      };
+    };
+    services = {
+      gvfs.enable = true;
+      displayManager.defaultSession = "none+dwm";
+      xserver = {
+        enable = true;
+        displayManager = {
+          sessionCommands = ''
+            feh --bg-center "${self'.packages.images}/recursion.png"
+            numlockx
+          '';
+        };
+        windowManager.session = [
+          {
+            name = "dwm";
+            start = ''
+              update_time () {
+                while :
+                do
+                  sleep 1
+                  xsetroot -name "$(date +"%I:%M %p")"
+                done
+              }
+
+              dont_stop() {
+                while type dwm >/dev/null ; do dwm && continue || break ; done
+              }
+
+              update_time &
+              dont_stop &
+              waitPID=$!
+            '';
+          }
+        ];
+      };
+    };
+
+    environment.etc."sxhkd/sxhkdrc".text = ''
+      XF86AudioPlay
+        playerctl play-pause
+      XF86AudioPause
+        playerctl play-pause
+      XF86AudioStop
+        playerctl stop
+      XF86AudioNext
+        playerctl next
+      XF86AudioPrev
+        playerctl previous
+      XF86AudioRaiseVolume
+        wpctl set-volume @DEFAULT_AUDIO_SINK@ 1%+
+      XF86AudioLowerVolume
+        wpctl set-volume @DEFAULT_AUDIO_SINK@ 1%-
+      XF86AudioMute
+        wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle
+      Print
+        maim $HOME/Screenshots/$(date +%Y-%m-%d_%H-%m-%s).jpg
+      Print + shift
+        maim | xclip -selection clipboard -t image/png
+      super + Print
+        maim -s $HOME/Screenshots/$(date +%Y-%m-%d_%H-%m-%s).jpg
+      super + Print + shift
+        maim -s | xclip -selection clipboard -t image/png
+      super + ctrl + r
+        pkill -usr1 -x sxhkd
+      super + ctrl + l
+        xsecurelock
+    '';
+  };
+}

nixosModules/DE/gnome.nix

@@ -0,0 +1,51 @@
+{
+  config,
+  lib,
+  pkgs,
+}:
+{
+  options.local.DE.gnome.enable = lib.mkEnableOption "";
+
+  config = lib.mkIf config.local.DE.gnome.enable {
+    environment = {
+      systemPackages = [ pkgs.gnome.gnome-calculator ];
+      gnome.excludePackages = builtins.attrValues {
+        inherit (pkgs)
+          gnome-photos
+          gnome-tour
+          gnome-text-editor
+          gnome-online-accounts
+          ;
+        inherit (pkgs.gnome)
+          gnome-weather
+          gnome-shell
+          gnome-disk-utility
+          gnome-maps
+          gnome-clocks
+          gnome-remote-desktop
+          gnome-calendar
+          gnome-music
+          simple-scan
+          cheese # webcam tool
+          epiphany # web browser
+          geary # email reader
+          evince # document viewer
+          gnome-characters
+          totem # video player
+          tali # poker game
+          iagno # go game
+          hitori # sudoku game
+          atomix # puzzle game
+          ;
+      };
+    };
+
+    services = {
+      displayManager.defaultSession = "gnome";
+      xserver = {
+        enable = true;
+        desktopManager.gnome.enable = true;
+      };
+    };
+  };
+}

nixosModules/DE/xfce.nix

@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  pkgs,
+}:
+{
+  options.local.DE.xfce.enable = lib.mkEnableOption "";
+
+  config = lib.mkIf config.local.DE.xfce.enable {
+    environment.systemPackages = [ pkgs.xfce.xfce4-whiskermenu-plugin ];
+    services = {
+      xserver = {
+        enable = true;
+        desktopManager.xfce = {
+          enable = true;
+          enableScreensaver = true;
+        };
+      };
+      displayManager.defaultSession = "xfce";
+    };
+  };
+}