fixed tuigreet sysd spam

flake.nix

@@ -63,7 +63,7 @@
                     ./machines/katana.nix #machine specific configuration
                     "speccon18"  #default user
                     [
-                        # hyprland.nixosModules.default
+                        ./modules/system/desktop-environments/tuigreet.nix
                         ./modules/system/desktop-environments/hyprland.nix
                         ./hosts/katana/default.nix
                         ./hosts/katana/networkd.nix

hosts/katana/default.nix

@@ -60,6 +60,11 @@
       options = "--delete-older-than 7d";
     };
   };
-  speccon18.desktop.hyprland.enable = true;
+  speccon18 = {
-  speccon18.desktop.gnome.enable = false;
+    desktop = {
+      hyprland.enable = true;
+      gnome.enable = false;
+      displayManager.tuigreet.enable = true;
+    };
+  };
 }

modules/home-manager/hyprland.nix

@@ -10,6 +10,7 @@
       exec-once=waybar
       exec-once=dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP
       exec-once=mako
+      monitor=,highres,auto,1
     '';
   };
 }

modules/system/desktop-environments/tuigreet.nix

@@ -0,0 +1,45 @@
+{config,lib,pkgs,...}:
+let
+  inherit (lib) mkEnableOption mkOption optionalString mkIf types;
+  dmcfg = config.services.xserver.displayManager;
+  cfg = config.speccon18.desktop.displayManager.tuigreet;
+  gduser = config.services.greetd.settings.default_session.user;
+in {
+  options.speccon18.desktop.displayManager.tuigreet = {
+    enable = mkEnableOption "enables tuigreet";
+    args = mkOption {
+      default = "--time --asterisks --remember -s ${dmcfg.sessionData.desktops}/share/wayland-sessions:${dmcfg.sessionData.desktops}/share/xsessions";
+      type = types.str;
+    };
+  };
+  config = mkIf cfg.enable {
+    services.greetd = {
+      enable = true;
+      settings = {
+        default_session = {
+          command = "${pkgs.greetd.tuigreet}/bin/tuigreet ${cfg.args}";
+          user = "greeter";
+        };
+      };
+    };
+    # this is a life saver.
+    # literally no documentation about this anywhere.
+    # might be good to write about this...
+    # 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;
+      };
+      tmpfiles.rules = [
+        "d /var/cache/tuigreet/ 0755 greeter ${gduser} - -"
+      ];
+    };
+  };
+}