improve sessionVariable declaration

Without this, on wayland I cannot access these vars from the Terminal

modules/home/alacritty/default.nix

@@ -35,6 +35,6 @@ in
       ".config/alacritty/alacritty.toml".source = ./alacritty.toml;
     };
 
-    systemd.user.sessionVariables.TERMINAL = "alacritty";
+    home.sessionVariables.TERMINAL = "alacritty";
   };
 }

modules/home/desktop/default.nix

@@ -26,7 +26,7 @@ in
   ];
 
   config = lib.mkIf cfg.enable {
-    # systemd.user.sessionVariables.GTK_THEME = "Catppuccin-Mocha-Compact-Blue-dark";
+    # home.sessionVariables.GTK_THEME = "Catppuccin-Mocha-Compact-Blue-dark";
     prism = {
       enable = true;
       wallpapers = ./wallpapers;

modules/home/hyprland/default.nix

@@ -46,7 +46,8 @@ in
       # hyprpicker # TODO
       # hyprcursor # TODO
       brightnessctl
-      grimblast
+      # grimblast
+      frajul.hyprshot-gui
     ];
 
     # services.hypridle = {
@@ -216,7 +217,7 @@ in
           "$mod, Escape, exec, wlogout -p layer-shell"
           "$mod, TAB, exec, hyprlock"
           "$mod SHIFT, R, exec, hyprctl reload"
-          ", Print, exec, grimblast --notify copysave area"
+          ", Print, exec, hyprshot-gui"
 
           # "$mod SHIFT, E, exec, pkill Hyprland"
           # "$mod, G, togglegroup,"

modules/home/kitty/default.nix

@@ -43,6 +43,6 @@ in
       };
     };
 
-    systemd.user.sessionVariables.TERMINAL = "kitty";
+    home.sessionVariables.TERMINAL = "kitty";
   };
 }

modules/home/wezterm/default.nix

@@ -47,7 +47,7 @@ in
       '';
     };
 
-    systemd.user.sessionVariables.TERMINAL = "wezterm-start-here";
+    home.sessionVariables.TERMINAL = "wezterm-start-here";
 
     # Otherwise wezterm does not start in directory of parent process
     home.packages = [

modules/nixos/gdm/default.nix

@@ -21,32 +21,19 @@
 }:
 
 let
-  cfg = config.modules.greetd;
+  cfg = config.modules.gdm;
 in
 {
-  options.modules.greetd = {
+  options.modules.gdm = {
     enable = lib.mkOption { default = false; };
   };
 
   config = lib.mkIf cfg.enable {
-    # greetd display manager
+    services.xserver.displayManager.gdm = {
-    services.greetd =
+      enable = true;
-      let
+    };
-        session = {
-          command = "${lib.getExe config.programs.hyprland.package}";
-          user = "julian";
-        };
-      in
-      {
-        enable = true;
-        settings = {
-          terminal.vt = 1;
-          default_session = session;
-          initial_session = session;
-        };
-      };
 
     # unlock GPG keyring on login
-    security.pam.services.greetd.enableGnomeKeyring = true;
+    security.pam.services.gdm.enableGnomeKeyring = true;
   };
 }

modules/nixos/hyprland/default.nix

@@ -33,5 +33,6 @@ in
     # programs.hyprland.package = inputs.hyprland.packages.${pkgs.system}.hyprland; # does only work with nixos-unstable
     programs.hyprland.xwayland.enable = true;
     security.pam.services.hyprlock = { };
+    services.displayManager.defaultSession = "hyprland";
   };
 }

modules/nixos/tuigreet/default.nix

@@ -0,0 +1,57 @@
+{
+  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
+  # as well as the libraries available from your flake's inputs.
+  lib,
+  # An instance of `pkgs` with your overlays and packages applied is also available.
+  pkgs,
+  # You also have access to your flake's inputs.
+  inputs,
+
+  # Additional metadata is provided by Snowfall Lib.
+  namespace, # The namespace used for your flake, defaulting to "internal" if not set.
+  system, # The system architecture for this host (eg. `x86_64-linux`).
+  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
+  format, # A normalized name for the system target (eg. `iso`).
+  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
+  systems, # An attribute map of your defined hosts.
+
+  # All other arguments come from the module system.
+  config,
+  ...
+}:
+
+let
+  cfg = config.modules.tuigreet;
+in
+{
+  options.modules.tuigreet = {
+    enable = lib.mkOption { default = false; };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.greetd = {
+      enable = true;
+      settings = {
+        default_session = {
+          command = "${lib.getExe pkgs.greetd.tuigreet} --time --remember --remember-session --cmd hyprland";
+          user = "greeter";
+        };
+      };
+    };
+
+    # https://www.reddit.com/r/NixOS/comments/u0cdpi/tuigreet_with_xmonad_how/
+    systemd.services.greetd.serviceConfig = {
+      Type = "idle";
+      StandardInput = "tty";
+      StandardOutput = "tty";
+      StandardError = "journal"; # Without this errors will spam on screen
+      # Without these bootlogs will spam on screen
+      TTYReset = true;
+      TTYVHangup = true;
+      TTYVTDisallocate = true;
+    };
+
+    # unlock GPG keyring on login
+    security.pam.services.greetd.enableGnomeKeyring = true;
+  };
+}

packages/hyprshot-gui/default.nix

@@ -0,0 +1,42 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  pkgs,
+  ...
+}:
+
+stdenv.mkDerivation rec {
+  pname = "hyprshot-gui";
+  version = "2023-10-20";
+
+  src = fetchFromGitHub {
+    owner = "ThatOneCalculator";
+    repo = pname;
+    rev = "30a9bc377c1c0a3ad05c63945f2fe92709a99d7b";
+    sha256 = "sha256-XUy6+mFbNL+3zDfS4tWva4DiJeLnRM9S8ECRayTcPfI=";
+  };
+
+  nativeBuildInputs = with pkgs; [ makeWrapper ];
+
+  buildInputs = with pkgs; [
+    bash
+    hyprshot
+    gnome.zenity
+  ];
+
+  dontBuild = true;
+  installPhase = ''
+    mkdir -p $out/bin
+    cp hyprshot-gui $out/bin/hyprshot-gui
+    wrapProgram $out/bin/hyprshot-gui --prefix PATH : '${lib.makeBinPath buildInputs}'
+  '';
+
+  meta = with lib; {
+    description = "A simple shell script";
+    homepage = "https://github.com/ThatOneCalculator/hyprshot-gui";
+    platforms = platforms.all;
+    mainProgram = "hyprshot-gui";
+    # maintainers
+  };
+}

systems/x86_64-linux/aspi/default.nix

@@ -73,9 +73,13 @@
     locales.enable = true;
     # thunar.enable = true;
     pcmanfm.enable = true;
+
+    # i3.enable = true;
+    # gdm.enable = true;
+
     wayland.enable = true;
     hyprland.enable = true;
-    # i3.enable = true;
+    tuigreet.enable = true;
   };
 
   nix.settings.auto-optimise-store = true;
@@ -100,15 +104,11 @@
   hardware.opengl.enable = true;
 
   services.xserver.wacom.enable = true;
-  # services.xserver.xautolock = { # TODO: does not work
-  #   enable = true;
-  #   time = 1;
-  # };
 
-  # Configure keymap in X11
   services.xserver = {
     enable = true;
-    displayManager.gdm.enable = true;
+
+    # Configure keymap in X11
     xkb.layout = "de";
     xkb.variant = "";
   };
@@ -119,8 +119,6 @@
     options = "--delete-older-than 30d";
   };
 
-  security.pam.services.gdm.enableGnomeKeyring = true;
-
   services.blueman.enable = true;
   services.upower.enable = true;