zsh for root user

modules/zsh.nix

@@ -1,4 +1,28 @@
 { config, pkgs, ... }:
+let
+  zsh-config = {
+    enable = true;
+    shellAliases = {
+      #ll = "ls -l";
+      #update = "sudo nixos-rebuild switch";
+    };
+    history.size = 1000;
+    history.ignoreDups = true;
+    #history.ignoreAllDups = true;
+
+    oh-my-zsh = {
+      enable = true;
+      plugins = [
+        # Provides many aliases and a few useful functions.
+        #"git"
+        # Easily prefix your current or previous commands with sudo by pressing `esc` twice.
+        #"sudo"
+      ];
+      #theme = "robbyrussell";
+      theme = "agnoster";
+    };
+  };
+in
 {
   # https://nixos.wiki/wiki/Command_Shell
   # https://nixos.wiki/wiki/Zsh
@@ -8,31 +32,15 @@
   # Inside the following Home Manager configuration block,
   # `config` refers to Home Manager configuration.
   home-manager.users.yoda = { osConfig, config, pkgs, ... }: {
-    programs.zsh = {
+    programs.zsh = zsh-config // {
-      enable = true;
-      shellAliases = {
-        #ll = "ls -l";
-        #update = "sudo nixos-rebuild switch";
-      };
-      history.size = 1000;
-      history.ignoreDups = true;
-      #history.ignoreAllDups = true;
-
       # nix-repl: config.home-manager.users.yoda.programs.zsh.history.path
-      # -> /home/yoda/.local/share/.histfile
+      # -> ~/.local/share/.histfile
+      history.path = "${config.xdg.dataHome}/.histfile";
+    };
+  };
+  home-manager.users.root = { osConfig, config, pkgs, ... }: {
+    programs.zsh = zsh-config // {
       history.path = "${config.xdg.dataHome}/.histfile";
-
-      oh-my-zsh = {
-        enable = true;
-        plugins = [
-          # Provides many aliases and a few useful functions.
-          #"git"
-          # Easily prefix your current or previous commands with sudo by pressing `esc` twice.
-          #"sudo"
-        ];
-        #theme = "robbyrussell";
-        theme = "agnoster";
-      };
     };
   };
 }