add enable function

hosts/othalan/default.nix

@@ -1,18 +1,17 @@
 {
   pkgs,
   self,
+  lib,
   ...
-}: {
+}: let
+  inherit (lib) enabled;
+in {
   imports = with self.nixosModules; [
-    nix-ld
     restic
     docker
   ];
 
   oizys = {
-    vbox.enable = true;
-    desktop.enable = true;
-    vpn.enable = true;
     languages = [
       "misc"
       "python"
@@ -20,7 +19,11 @@
       "tex"
       "node"
     ];
-    chrome.enable = true;
+    nix-ld = enabled;
+    vbox = enabled;
+    desktop = enabled;
+    vpn = enabled;
+    chrome = enabled;
   };
 
   environment.systemPackages = with pkgs; [

lib/extended.nix

@@ -2,6 +2,8 @@ final: prev: let
   inherit (final) hasSuffix;
   runes = import ../modules/runes;
 in {
+  enabled = {enable = true;};
+  disabled = {enable = false;};
   isNixFile = path: hasSuffix ".nix" path;
   mkIfIn = name: list: prev.mkIf (builtins.elem name list);
   mkRune = {

modules/common.nix

@@ -28,6 +28,8 @@
     # programs
     chrome
     vscode
+
+    nix-ld
   ];
 
   options.oizys.desktop.enable = lib.mkEnableOption "is desktop";

modules/nix-ld.nix

@@ -1,59 +1,70 @@
-{pkgs, ...}: {
+{
-  programs.nix-ld.enable = true;
+  pkgs,
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf;
+  cfg = config.oizys.nix-ld;
+in {
+  options.oizys.nix-ld.enable = mkEnableOption "enable nix-ld support";
+  config = mkIf cfg.enable {
+    programs.nix-ld.enable = true;
 
-  # Packages that need at least something in this list:
+    # Packages that need at least something in this list:
-  # Geneious Prime
+    # Geneious Prime
-  # https://github.com/Mic92/dotfiles/blob/cb180bdd3805b373e556a93ccb275b7f0f902a3b/nixos/modules/nix-ld.nix#L9C3-L60C5
+    # https://github.com/Mic92/dotfiles/blob/cb180bdd3805b373e556a93ccb275b7f0f902a3b/nixos/modules/nix-ld.nix#L9C3-L60C5
-  programs.nix-ld.libraries = with pkgs; [
+    programs.nix-ld.libraries = with pkgs; [
-    alsa-lib
+      alsa-lib
-    at-spi2-atk
+      at-spi2-atk
-    at-spi2-core
+      at-spi2-core
-    atk
+      atk
-    cairo
+      cairo
-    cups
+      cups
-    curl
+      curl
-    dbus
+      dbus
-    expat
+      expat
-    fontconfig
+      fontconfig
-    freetype
+      freetype
-    fuse3
+      fuse3
-    gdk-pixbuf
+      gdk-pixbuf
-    glib
+      glib
-    gtk3
+      gtk3
-    icu
+      icu
-    libGL
+      libGL
-    libappindicator-gtk3
+      libappindicator-gtk3
-    libdrm
+      libdrm
-    libglvnd
+      libglvnd
-    libnotify
+      libnotify
-    libpulseaudio
+      libpulseaudio
-    libunwind
+      libunwind
-    libusb1
+      libusb1
-    libuuid
+      libuuid
-    libxkbcommon
+      libxkbcommon
-    mesa
+      mesa
-    nspr
+      nspr
-    nss
+      nss
-    openssl
+      openssl
-    pango
+      pango
-    pipewire
+      pipewire
-    stdenv.cc.cc
+      stdenv.cc.cc
-    systemd
+      systemd
-    vulkan-loader
+      vulkan-loader
-    xorg.libX11
+      xorg.libX11
-    xorg.libXScrnSaver
+      xorg.libXScrnSaver
-    xorg.libXcomposite
+      xorg.libXcomposite
-    xorg.libXcursor
+      xorg.libXcursor
-    xorg.libXdamage
+      xorg.libXdamage
-    xorg.libXext
+      xorg.libXext
-    xorg.libXfixes
+      xorg.libXfixes
-    xorg.libXi
+      xorg.libXi
-    xorg.libXrandr
+      xorg.libXrandr
-    xorg.libXrender
+      xorg.libXrender
-    xorg.libXtst
+      xorg.libXtst
-    xorg.libxcb
+      xorg.libxcb
-    xorg.libxkbfile
+      xorg.libxkbfile
-    xorg.libxshmfence
+      xorg.libxshmfence
-    zlib
+      zlib
-  ];
+    ];
+  };
 }