fix build on linux

hosts/common.nix

@@ -26,10 +26,15 @@
         description = "Base16 color scheme";
       };
     };
-    dotfilesPath = mkOption {
+    dotfilesPath = let
+      homePath = if pkgs.stdenv.isDarwin then
+        "/Users/${config.user}"
+      else
+        "/home/${config.user}";
+    in mkOption {
       type = types.path;
       description = "Path of dotfiles repository.";
-      default = builtins.toPath "$HOME/dev/personal/dotfiles";
+      default = builtins.toPath "${homePath}/dev/personal/dotfiles";
     };
     dotfilesRepo = mkOption {
       type = types.str;

hosts/desktop/default.nix

@@ -16,7 +16,7 @@ nixpkgs.lib.nixosSystem {
       gui = {
         enable = true;
         compositor.enable = true;
-        colorscheme = (import ../modules/colorscheme/gruvbox);
+        colorscheme = (import ../../modules/colorscheme/gruvbox);
         wallpaper = "${wallpapers}/gruvbox/road.jpg";
         gtk.theme = { name = "Adwaita-dark"; };
       };

modules/darwin/dotfiles.nix

@@ -4,11 +4,11 @@
 
     programs.fish = {
       shellAbbrs = {
-        nr = "rebuild-darwin";
-        nro = "rebuild-darwin offline";
+        nr = lib.mkForce "rebuild-darwin";
+        nro = lib.mkForce "rebuild-darwin offline";
       };
       functions = {
-        rebuild-nixos = {
+        rebuild-darwin = {
           body = ''
             if test "$argv[1]" = "offline"
                 set option "--option substitute false"
@@ -16,7 +16,7 @@
             pushd ${config.dotfilesPath}
             git add --all
             popd
-            commandline -r darwin-rebuild switch $option --flake ${config.dotfilesPath}#macbook
+            commandline -r "darwin-rebuild switch $option --flake ${config.dotfilesPath}#macbook"
             commandline -f execute
           '';
         };

modules/darwin/user.nix

@@ -1,8 +1,19 @@
-{ config, pkgs, ... }: {
+{ config, pkgs, lib, ... }: {
 
   users.users."${config.user}" = { # macOS user
     home = "/Users/${config.user}";
     shell = pkgs.zsh; # Default shell
   };
 
+  home-manager.users.${config.user} = {
+
+    accounts.email.accounts.home = {
+      passwordCommand = lib.mkForce
+        "${pkgs.age}/bin/age --decrypt --identity /Users/${config.user}/.ssh/id_ed25519 ${
+          builtins.toString ./mailpass.age
+        }";
+    };
+
+  };
+
 }

modules/editor/dotfiles.nix

@@ -30,7 +30,7 @@
             pushd ${config.dotfilesPath}
             git add --all
             popd
-            commandline -r doas nixos-rebuild switch $option --flake ${config.dotfilesPath}
+            commandline -r "doas nixos-rebuild switch $option --flake ${config.dotfilesPath}"
             commandline -f execute
           '';
         };

modules/mail/himalaya.nix

@@ -19,7 +19,7 @@
       };
 
       accounts.email = {
-        maildirBasePath = "/Users/${config.user}/mail";
+        maildirBasePath = "$HOME/mail";
         accounts = {
           home = let address = "${config.user}@${config.mailServer}";
           in {
@@ -68,7 +68,7 @@
             mu.enable = false;
             notmuch.enable = false;
             passwordCommand =
-              "${pkgs.age}/bin/age --decrypt --identity /Users/${config.user}/.ssh/id_ed25519 ${
+              "${pkgs.age}/bin/age --decrypt --identity /home/${config.user}/.ssh/id_ed25519 ${
                 builtins.toString ./mailpass.age
               }";
             smtp = {