add gdm as dm for niri.

nixos/modules/default.nix

@@ -21,7 +21,7 @@
       ./openssh.nix
       ./nh.nix
       ./i18n.nix
-      ./gui.nix
+      ./gui
       ./steam.nix
     ];
 

nixos/modules/gui.nix

@@ -1,103 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-let
-  cfg = config.youthlic.gui;
-in
-{
-  options = {
-    youthlic.gui = {
-      enabled = lib.mkOption {
-        type = lib.types.nullOr (
-          lib.types.enum [
-            "cosmic"
-            "niri"
-          ]
-        );
-        default = null;
-        example = "cosmic";
-      };
-    };
-  };
-  config = lib.mkMerge [
-    (lib.mkIf (cfg.enabled == "cosmic") {
-      # Enable the X11 windowing system.
-      # You can disable this if you're only using the Wayland session.
-      services.xserver = {
-        display = 0;
-        enable = true;
-        xkb = {
-          layout = "cn";
-          variant = "";
-        };
-      };
-
-      services.desktopManager.cosmic.enable = true;
-      services.displayManager.cosmic-greeter.enable = true;
-    })
-    (lib.mkIf (cfg.enabled == "niri") {
-      services.displayManager.sddm = {
-        enable = true;
-        wayland = {
-          enable = true;
-          compositorCommand = "niri";
-        };
-      };
-      programs.niri = {
-        enable = true;
-        package = pkgs.niri-unstable;
-      };
-    })
-    (lib.mkIf (cfg.enabled != null) {
-      environment.systemPackages = with pkgs; [
-        fontconfig
-      ];
-      programs.firefox.enable = true;
-
-      fonts = {
-        enableDefaultPackages = false;
-        packages = with pkgs; [
-          nerd-fonts.fira-code
-          noto-fonts
-          noto-fonts-cjk-sans
-          noto-fonts-cjk-serif
-          noto-fonts-emoji
-          lxgw-wenkai
-        ];
-        fontconfig.defaultFonts = pkgs.lib.mkForce {
-          serif = [
-            "LXGW WenKai"
-            "Noto Serif CJK SC"
-            "Noto Serif"
-          ];
-          sansSerif = [
-            "Noto Serif CJK SC"
-            "Noto Serif"
-          ];
-          monospace = [
-            "FiraCode Nerd Font"
-          ];
-          emoji = [ "Noto Color Emoji" ];
-        };
-      };
-
-      services.pulseaudio.enable = false;
-      security.rtkit.enable = true;
-      services.pipewire = {
-        enable = true;
-        alsa.enable = true;
-        alsa.support32Bit = true;
-        pulse.enable = true;
-        # If you want to use JACK applications, uncomment this
-        #jack.enable = true;
-
-        # use the example session manager (no others are packaged yet so this is enabled by default,
-        # no need to redefine it in your config for now)
-        #media-session.enable = true;
-      };
-    })
-  ];
-}

nixos/modules/gui/cosmic.nix

@@ -0,0 +1,26 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.youthlic.gui;
+in
+{
+  config = lib.mkIf (cfg.enabled == "cosmic") {
+    # Enable the X11 windowing system.
+    # You can disable this if you're only using the Wayland session.
+    services.xserver = {
+      display = 0;
+      enable = true;
+      xkb = {
+        layout = "cn";
+        variant = "";
+      };
+    };
+
+    services.desktopManager.cosmic.enable = true;
+    services.displayManager.cosmic-greeter.enable = true;
+  };
+}

nixos/modules/gui/default.nix

@@ -0,0 +1,77 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.youthlic.gui;
+in
+{
+  imports = [
+    ./niri.nix
+    ./cosmic.nix
+  ];
+  options = {
+    youthlic.gui = {
+      enabled = lib.mkOption {
+        type = lib.types.nullOr (
+          lib.types.enum [
+            "cosmic"
+            "niri"
+          ]
+        );
+        default = null;
+        example = "cosmic";
+      };
+    };
+  };
+  config = lib.mkIf (cfg.enabled != null) {
+    environment.systemPackages = with pkgs; [
+      fontconfig
+    ];
+    programs.firefox.enable = true;
+
+    fonts = {
+      enableDefaultPackages = false;
+      packages = with pkgs; [
+        nerd-fonts.fira-code
+        noto-fonts
+        noto-fonts-cjk-sans
+        noto-fonts-cjk-serif
+        noto-fonts-emoji
+        lxgw-wenkai
+      ];
+      fontconfig.defaultFonts = pkgs.lib.mkForce {
+        serif = [
+          "LXGW WenKai"
+          "Noto Serif CJK SC"
+          "Noto Serif"
+        ];
+        sansSerif = [
+          "Noto Serif CJK SC"
+          "Noto Serif"
+        ];
+        monospace = [
+          "FiraCode Nerd Font"
+        ];
+        emoji = [ "Noto Color Emoji" ];
+      };
+    };
+
+    services.pulseaudio.enable = false;
+    security.rtkit.enable = true;
+    services.pipewire = {
+      enable = true;
+      alsa.enable = true;
+      alsa.support32Bit = true;
+      pulse.enable = true;
+      # If you want to use JACK applications, uncomment this
+      #jack.enable = true;
+
+      # use the example session manager (no others are packaged yet so this is enabled by default,
+      # no need to redefine it in your config for now)
+      #media-session.enable = true;
+    };
+  };
+}

nixos/modules/gui/niri.nix

@@ -0,0 +1,34 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.youthlic.gui;
+in
+{
+  config = lib.mkIf (cfg.enabled == "niri") {
+    environment.systemPackages = with pkgs; [
+      bluez
+    ];
+    hardware.bluetooth = {
+      enable = true;
+    };
+    services.xserver = {
+      enable = true;
+      xkb = {
+        layout = "cn";
+        variant = "";
+      };
+      displayManager.gdm = {
+        enable = true;
+        wayland = true;
+      };
+    };
+    programs.niri = {
+      enable = true;
+      package = pkgs.niri-unstable;
+    };
+  };
+}