options: init

modules/default.nix

@@ -14,6 +14,7 @@ let
     }) paths
   );
 in {
+  options = ./options.nix;
   services = mkAttrsFromPaths [
     ./services/jellyfin.nix
     ./services/nginx.nix

modules/options.nix

@@ -0,0 +1,18 @@
+{ config, lib, ... }: {
+  options.me = {
+    environment = lib.mkOption {
+      type = lib.types.enum [ "desktop" "laptop" "headless" ];
+      default = "desktop";
+    };
+
+    fprint = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+    };
+
+    gui = lib.mkOption {
+      type = lib.types.bool;
+      default = config.me.environment != "headless";
+    };
+  };
+}

modules/system/base.nix

@@ -1,4 +1,6 @@
-{ config, enableGUI, inputs, modules, overlays, ... }: {
+{ config, inputs, modules, ... }: {
+  imports = [ modules.options ];
+
   environment.etc = {
     "machine-id".source = "/persist/machine-id";
     "ssh/ssh_host_rsa_key".source = "/persist/ssh_host_rsa_key";

modules/system/home-manager.nix

@@ -9,5 +9,11 @@
       inherit enableGUI inputs modules;
       sysConfig = config;
     };
+    sharedModules = [
+      {
+        imports = [ modules.options ];
+        config.me = config.me;
+      }
+    ];
   };
 }