home-manager: hide behind an enable flag

hosts/common/default.nix

@@ -11,6 +11,7 @@
     ./vpn.nix
   ];
 
+  sane.home-manager.enable = true;
   sane.nixcache.enable-trusted-keys = true;
   sane.packages.enableConsolePkgs = true;
   sane.packages.enableSystemPkgs = true;

modules/home-manager/aerc.nix

@@ -1,5 +1,7 @@
 # Terminal UI mail client
-{ config, ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   sops.secrets."aerc_accounts" = {
     owner = config.users.users.colin.name;

modules/home-manager/default.nix

@@ -33,6 +33,10 @@ in
   ];
 
   options = {
+    sane.home-manager.enable = mkOption {
+      default = false;
+      type = types.bool;
+    };
     # attributes to copy directly to home-manager's `wayland.windowManager` option
     sane.home-manager.windowManager = mkOption {
       default = {};
@@ -46,7 +50,7 @@ in
     };
   };
 
-  config = {
+  config = lib.mkIf cfg.enable {
     sane.impermanence.home-dirs = [
       "archive"
       "dev"

modules/home-manager/discord.nix

@@ -1,4 +1,6 @@
-{ ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   # TODO: this should only be enabled on gui devices
   # make Discord usable even when client is "outdated"

modules/home-manager/firefox.nix

@@ -102,7 +102,7 @@ in
       type = types.attrs;
     };
   };
-  config = {
+  config = lib.mkIf config.sane.home-manager.enable {
     # XXX: although home-manager calls this option `firefox`, we can use other browsers and it still mostly works.
     home-manager.users.colin = lib.mkIf (config.sane.gui.enable) {
       programs.firefox = {

modules/home-manager/git.nix

@@ -1,4 +1,6 @@
-{ pkgs, ... }:
+{ config, lib, pkgs, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   home-manager.users.colin.programs.git = {
     enable = true;

modules/home-manager/kitty.nix

@@ -1,4 +1,6 @@
-{ ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   home-manager.users.colin.programs.kitty = {
     enable = true;

modules/home-manager/mpv.nix

@@ -1,4 +1,6 @@
-{ ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   home-manager.users.colin.programs.mpv = {
     enable = true;

modules/home-manager/nb.nix

@@ -8,7 +8,10 @@
 # it offers a primitive web-server
 # and it offers some CLI query tools
 
-{ lib, pkgs, ... }: lib.mkIf false  # XXX disabled!
+{ config, lib, pkgs, ... }:
+
+# lib.mkIf config.sane.home-manager.enable
+lib.mkIf false # XXX disabled!
 {
   sane.packages.extraUserPkgs = [ pkgs.nb ];
 

modules/home-manager/neovim.nix

@@ -1,4 +1,6 @@
-{ pkgs, ... }:
+{ config, lib, pkgs, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   sane.impermanence.home-dirs = [ ".cache/vim-swap" ];
 

modules/home-manager/ssh.nix

@@ -1,4 +1,6 @@
-{ config, pkgs, ... }:
+{ config, lib, pkgs, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   home-manager.users.colin = let
     host = config.networking.hostName;

modules/home-manager/sublime-music.nix

@@ -1,4 +1,6 @@
-{ config, ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   # TODO: this should only be shipped on gui platforms
   sops.secrets."sublime_music_config" = {

modules/home-manager/vlc.nix

@@ -1,4 +1,6 @@
-{ lib, ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   home-manager.users.colin.xdg.configFile."vlc/vlcrc".text =
   let

modules/home-manager/zsh.nix

@@ -1,4 +1,6 @@
-{ ... }:
+{ config, lib, ... }:
+
+lib.mkIf config.sane.home-manager.enable
 {
   # we don't need to full zsh dir -- just the history file --
   # but zsh will sometimes backup the history file and we get fewer errors if we do proper mounts instead of symlinks.