extract sway system config

flake.nix

@@ -31,12 +31,10 @@
         inherit system;
         config = { allowUnfree = true; };
       };
-      overlay-unstable = final: prev: {
-        unstable = nixpkgs-unstable.legacyPackages.${prev.system};
-      };
       lib = nixpkgs.lib;
       common_modules = [
         ./system/configuration.nix
+        ./system/sway.nix
         ./system/gitlab-runner.nix
         # nur.nixosModules.nur
         inputs.hyprland.nixosModules.default
@@ -44,14 +42,7 @@
           programs.hyprland.enable = true;
           # programs.hyprland.package = null;
         }
-        (mod-inputs@{ config, pkgs, ... }: {
-          nixpkgs.overlays = [
-            overlay-unstable
-            nur.overlay
-            (import ./scripts mod-inputs)
         (import ./overlays (inputs // {inherit system;}))
-          ];
-        })
         home-manager.nixosModules.home-manager
         {
           home-manager.useGlobalPkgs = true;

overlays/default.nix

@@ -1,5 +1,11 @@
-inputs@{ system, ... }:
+(inputs@{ system, ... }: {pkgs, ...}: {
+  nixpkgs.overlays = [
+    inputs.nur.overlay
+    (import ../scripts)
+    (import ./sway.nix)
     (final: prev: {
+      unstable = inputs.nixpkgs-unstable.legacyPackages.${prev.system};
+
       uservars = import ../user/variables.nix;
       dhist = inputs.dhist.packages.${system}.dhist;
       # alacritty = (old-pkgs.alacritty.overrideAttrs
@@ -33,3 +39,5 @@ inputs@{ system, ... }:
       nerdfonts_fira_hack =
         (final.nerdfonts.override { fonts = [ "FiraCode" "Hack" ]; });
     })
+  ];
+})

overlays/sway.nix

@@ -0,0 +1,37 @@
+(final: pkgs: {
+  # bash script to let dbus know about important env variables and
+  # propogate them to relevent services run at the end of sway config
+  # see
+  # https://github.com/emersion/xdg-desktop-portal-wlr/wiki/"It-doesn't-work"-Troubleshooting-Checklist
+  # note: this is pretty much the same as  /etc/sway/config.d/nixos.conf but also restarts
+  # some user services to make sure they have the correct environment variables
+  dbus-sway-environment = pkgs.writeTextFile {
+    name = "dbus-sway-environment";
+    destination = "/bin/dbus-sway-environment";
+    executable = true;
+    text = ''
+      dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
+      systemctl --user stop pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
+      systemctl --user start pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
+    '';
+  };
+  # currently, there is some friction between sway and gtk:
+  # https://github.com/swaywm/sway/wiki/GTK-3-settings-on-Wayland
+  # the suggested way to set gtk settings is with gsettings
+  # for gsettings to work, we need to tell it where the schemas are
+  # using the XDG_DATA_DIR environment variable
+  # run at the end of sway config
+  configure-gtk = pkgs.writeTextFile {
+    name = "configure-gtk";
+    destination = "/bin/configure-gtk";
+    executable = true;
+    text = let
+      schema = pkgs.gsettings-desktop-schemas;
+      datadir = "${schema}/share/gsettings-schemas/${schema.name}";
+    in ''
+      export XDG_DATA_DIRS=${datadir}:$XDG_DATA_DIRS
+      gnome_schema=org.gnome.desktop.interface
+      # gsettings set $gnome_schema gtk-theme 'Dracula'
+    '';
+  };
+})

scripts/_gpg-unlock.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ pkgs, ... }:
 pkgs.writeShellScriptBin "_gpg-unlock" ''
   ${pkgs.gnupg}/bin/gpg-connect-agent reloadagent /bye
 

scripts/default.nix

@@ -1,8 +1,7 @@
-{ config, lib, ... }:
-(pkgs: _:
-  with pkgs;
+(final: prev:
+  with prev;
   let
-    import_script = (_: path: import (path) { inherit config pkgs lib; });
+    import_script = (_: path: import (path) { inherit pkgs lib; });
     create_script = (name: text: runtimeInputs:
       let
         script_body = pkgs.writeTextFile {
@@ -21,13 +20,13 @@
       lib.mapAttrs (name: deps: create_script name ./${name} deps);
   in create_scripts {
     br = [ ];
-    bmenu = [ bemenu dhist fish j4-dmenu-desktop jq sway ];
+    bmenu = [ bemenu final.dhist fish j4-dmenu-desktop jq sway ];
     _diffr = [ diffr ];
-    kak-pager = [ fish _diffr ];
+    kak-pager = [ fish final._diffr ];
     terminal = [ alacritty ];
-    wpass = [ bmenu fd pass sd wl-clipboard wtype ];
+    wpass = [ final.bmenu fd pass sd wl-clipboard wtype ];
     screenshotsh =
-      [ capitaine-cursors grim jq sway wl-clipboard xdg-user-dirs ];
+      [ capitaine-cursors grim slurp jq sway wl-clipboard xdg-user-dirs ];
     volumesh = [  pulseaudio libnotify  ];
   } // lib.mapAttrs import_script {
     wdmenu = ./wdmenu.nix;

scripts/wdmenu.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ pkgs, ... }:
 let
   inherit (pkgs.uservars) dmenu;
   available_menus = {

scripts/wlauncher.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ pkgs, ... }:
 let
   inherit (pkgs.uservars) dmenu;
   available_menus = {

system/configuration.nix

@@ -1,44 +1,7 @@
 # Edit this configuration file to define what should be installed on
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
-{ config, pkgs, ... }:
-let
-  # bash script to let dbus know about important env variables and
-  # propogate them to relevent services run at the end of sway config
-  # see
-  # https://github.com/emersion/xdg-desktop-portal-wlr/wiki/"It-doesn't-work"-Troubleshooting-Checklist
-  # note: this is pretty much the same as  /etc/sway/config.d/nixos.conf but also restarts
-  # some user services to make sure they have the correct environment variables
-  dbus-sway-environment = pkgs.writeTextFile {
-    name = "dbus-sway-environment";
-    destination = "/bin/dbus-sway-environment";
-    executable = true;
-    text = ''
-      dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
-      systemctl --user stop pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
-      systemctl --user start pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
-    '';
-  };
-  # currently, there is some friction between sway and gtk:
-  # https://github.com/swaywm/sway/wiki/GTK-3-settings-on-Wayland
-  # the suggested way to set gtk settings is with gsettings
-  # for gsettings to work, we need to tell it where the schemas are
-  # using the XDG_DATA_DIR environment variable
-  # run at the end of sway config
-  configure-gtk = pkgs.writeTextFile {
-    name = "configure-gtk";
-    destination = "/bin/configure-gtk";
-    executable = true;
-    text = let
-      schema = pkgs.gsettings-desktop-schemas;
-      datadir = "${schema}/share/gsettings-schemas/${schema.name}";
-    in ''
-      export XDG_DATA_DIRS=${datadir}:$XDG_DATA_DIRS
-      gnome_schema=org.gnome.desktop.interface
-      # gsettings set $gnome_schema gtk-theme 'Dracula'
-    '';
-  };
-in {
+{ config, pkgs, ... }: {
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
@@ -67,42 +30,6 @@ in {
   # services.xserver.displayManager.gdm.enable = true;
   # services.xserver.desktopManager.gnome.enable = true;
   # services.xserver.displayManager.autologin.user = "lelgenio";
-  services.greetd = let
-    greetd_main_script = pkgs.writeShellScriptBin "main" ''
-      ${dbus-sway-environment}/bin/dbus-sway-environment
-      ${configure-gtk}/bin/configure-gtk
-      export XDG_CURRENT_DESKTOP=sway GTK_THEME=Orchis-Red-Dark-Compact
-      ${pkgs.greetd.gtkgreet}/bin/gtkgreet -l -c sway
-      swaymsg exit
-    '';
-    swayConfig = pkgs.writeText "greetd-sway-config" ''
-      # `-l` activates layer-shell mode. Notice that `swaymsg exit` will run after gtkgreet.
-      exec "${greetd_main_script}/bin/main"
-      bindsym Mod4+shift+e exec swaynag \
-        -t warning \
-        -m 'What do you want to do?' \
-        -b 'Poweroff' 'systemctl poweroff' \
-        -b 'Reboot' 'systemctl reboot'
-      input "*" {
-        repeat_delay 200
-        repeat_rate 30
-        xkb_layout us(colemak)
-        xkb_numlock enabled
-        xkb_options lv3:lsgt_switch,grp:shifts_toggle
-      }
-    '';
-  in {
-    enable = true;
-    settings = {
-      initial_session = {
-        command = "${pkgs.sway}/bin/sway";
-        user = "lelgenio";
-      };
-      default_session = {
-        command = "${pkgs.sway}/bin/sway --config ${swayConfig}";
-      };
-    };
-  };
   # Configure keymap in X11
   services.xserver = {
     layout = "us";
@@ -111,16 +38,9 @@ in {
   console.keyMap = "colemak";
   # Enable CUPS to print documents.
   # services.printing.enable = true;
-  services.dbus.enable = true;
-  xdg.portal = {
-    enable = true;
-    wlr.enable = true;
-    # gtk portal needed to make gtk apps happy
-    # extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
-    # gtkUsePortal = false;
-  };
   services.flatpak.enable = true;
   virtualisation.docker.enable = true;
+
   security.rtkit.enable = true;
   services.sshd.enable = true;
 
@@ -137,6 +57,7 @@ in {
 
   # Enable touchpad support (enabled default in most desktopManager).
   services.xserver.libinput.enable = true;
+
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.lelgenio = {
     isNormalUser = true;
@@ -171,23 +92,12 @@ in {
     tdesktop
     # recomended by nixwiki
     alacritty # gpu accelerated terminal
-    sway
-    dbus-sway-environment
-    pkgs.xdg-desktop-portal
-    pkgs.xdg-desktop-portal-wlr
-    configure-gtk
-    wayland
+
     glib # gsettings
     usbutils
     # dracula-theme # gtk theme
     gnome3.adwaita-icon-theme # default gnome cursors
-    swaylock
-    swayidle
-    grim # screenshot functionality
-    slurp # screenshot functionality
-    wl-clipboard # wl-copy and wl-paste for copy/paste from stdin / stdout
-    bemenu # wayland clone of dmenu
-    mako # notification system developed by swaywm maintainer
+
     orchis_theme_compact
     pulseaudio
 
@@ -208,11 +118,7 @@ in {
     sqlx-cli
     nodePackages.sass
   ];
-  # enable sway window manager
-  programs.sway = {
-    enable = true;
-    wrapperFeatures.gtk = true;
-  };
+
   services.geoclue2.enable = true;
   # programs.qt5ct.enable = true;
   programs.steam.enable = true;

system/sway.nix

@@ -0,0 +1,60 @@
+{ pkgs, ... }: {
+  # enable sway window manager
+  programs.sway = {
+    enable = true;
+    wrapperFeatures.gtk = true;
+  };
+  services.dbus.enable = true;
+  xdg.portal = {
+    enable = true;
+    wlr.enable = true;
+    # gtk portal needed to make gtk apps happy
+    # extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+    # gtkUsePortal = false;
+  };
+  services.greetd = let
+    greetd_main_script = pkgs.writeShellScriptBin "main" ''
+      ${pkgs.dbus-sway-environment}/bin/dbus-sway-environment
+      ${pkgs.configure-gtk}/bin/configure-gtk
+      export XDG_CURRENT_DESKTOP=sway GTK_THEME=Orchis-Red-Dark-Compact
+      ${pkgs.greetd.gtkgreet}/bin/gtkgreet -l -c sway
+      swaymsg exit
+    '';
+    swayConfig = pkgs.writeText "greetd-sway-config" ''
+      # `-l` activates layer-shell mode. Notice that `swaymsg exit` will run after gtkgreet.
+      exec "${greetd_main_script}/bin/main"
+      bindsym Mod4+shift+e exec swaynag \
+        -t warning \
+        -m 'What do you want to do?' \
+        -b 'Poweroff' 'systemctl poweroff' \
+        -b 'Reboot' 'systemctl reboot'
+      input "*" {
+        repeat_delay 200
+        repeat_rate 30
+        xkb_layout us(colemak)
+        xkb_numlock enabled
+        xkb_options lv3:lsgt_switch,grp:shifts_toggle
+      }
+    '';
+  in {
+    enable = true;
+    settings = {
+      initial_session = {
+        command = "${pkgs.sway}/bin/sway";
+        user = "lelgenio";
+      };
+      default_session = {
+        command = "${pkgs.sway}/bin/sway --config ${swayConfig}";
+      };
+    };
+  };
+  environment.systemPackages = with pkgs; [
+    sway
+    swaylock
+    swayidle
+
+    wayland
+    pkgs.xdg-desktop-portal
+    pkgs.xdg-desktop-portal-wlr
+  ];
+}