manage nix daemon by ourself

darwin/default.nix

@@ -15,6 +15,7 @@
     ./jankyborders.nix
     ./keyboard.nix
     ./sketchybar
+    ./nix.nix
   ];
 
   options.custom = with lib; {

darwin/nix.nix

@@ -0,0 +1,112 @@
+{
+  config,
+  host,
+  inputs,
+  lib,
+  pkgs,
+  self,
+  user,
+  dots,
+  ...
+}:
+
+{
+  environment = {
+    # for nixlang / nixpkgs
+    systemPackages = with pkgs; [
+      nix-init
+      nix-update
+      nixfmt-rfc-style
+    ];
+  };
+
+  custom.shell.packages = {
+    # list all installed packages
+    nix-list-packages = {
+      text =
+        let
+          allPkgs = map (p: p.name) (
+            config.environment.systemPackages ++ config.users.users.${user}.packages ++ config.hm.home.packages
+          );
+        in
+        ''sort -ui <<< "${lib.concatLines allPkgs}"'';
+    };
+  };
+
+  nix =
+    let
+      flakeInputs = lib.filterAttrs (_: lib.isType "flake") inputs;
+      nixPath = lib.mapAttrsToList (n: _: "${n}=flake:${n}") flakeInputs;
+    in
+    {
+      inherit nixPath;
+      enable = true;
+      channel.enable = false;
+      optimise.automatic = true; # Optimise symlinks
+      # required for nix-shell -p to work
+      registry = lib.mapAttrs (_: flake: { inherit flake; }) flakeInputs;
+      # gc = {
+      #   # Automatic garbage collection
+      #   automatic = true;
+      #   dates = "daily";
+      #   options = "--delete-older-than 7d";
+      # };
+      package = pkgs.nixVersions.latest;
+      settings = {
+        # re-evaluate on every rebuild instead of "cached failure of attribute" error
+        # eval-cache = false;
+        # required to be set, for some reason nix.nixPath does not write to nix.conf
+        nix-path = nixPath;
+        warn-dirty = false;
+        # removes ~/.nix-profile and ~/.nix-defexpr
+        use-xdg-base-directories = true;
+
+        # use flakes
+        experimental-features = [
+          "nix-command"
+          "flakes"
+        ];
+        substituters = [
+          "https://nix-community.cachix.org"
+          "https://ghostty.cachix.org"
+          "https://rayandrew.cachix.org"
+          "https://devenv.cachix.org"
+        ];
+        # allow building and pushing of laptop config from desktop
+        trusted-users = [ user ];
+        trusted-public-keys = [
+          "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+          "ghostty.cachix.org-1:QB389yTa6gTyneehvqG58y0WnHjQOqgnA+wBnpWWxns="
+          "rayandrew.cachix.org-1:kJnvdWgUyErPGaQWgh/yyu91szgRYD+V/WQ4Dbc4n9M="
+          "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw="
+        ];
+      };
+      # // lib.optionalAttrs (config.nix.package.pname == "lix") {
+      #   repl-overlays = [ ./repl-overlays.nix ];
+      # };
+    };
+
+  # add nixos-option workaround for flakes
+  # https://github.com/NixOS/nixpkgs/issues/97855#issuecomment-1075818028
+  nixpkgs.overlays = [
+    (_: prev: {
+      nixos-option =
+        let
+          flake-compat = prev.fetchFromGitHub {
+            owner = "edolstra";
+            repo = "flake-compat";
+            rev = "12c64ca55c1014cdc1b16ed5a804aa8576601ff2";
+            hash = "sha256-hY8g6H2KFL8ownSiFeMOjwPC8P0ueXpCVEbxgda3pko=";
+          };
+          prefix = ''(import ${flake-compat} { src = ${dots}; }).defaultNix.nixosConfigurations.${host}'';
+        in
+        prev.runCommandNoCC "nixos-option" { buildInputs = [ prev.makeWrapper ]; } ''
+          makeWrapper ${lib.getExe prev.nixos-option} $out/bin/nixos-option \
+            --add-flags --config_expr \
+            --add-flags "\"${prefix}.config\"" \
+            --add-flags --options_expr \
+            --add-flags "\"${prefix}.options\""
+        '';
+    })
+  ];
+}

darwin/sketchybar/config/items/aerospace.lua

@@ -6,14 +6,6 @@ local utils = require("utils")
 local settings = require("settings")
 local app_icons = require("app_icons")
 
-function parse_string_to_table(s)
-  local result = {}
-  for line in s:gmatch("([^\n]+)") do
-    table.insert(result, line)
-  end
-  return result
-end
-
 local function getAllWorkspaces()
    return utils.sbarExecP("aerospace list-workspaces --all --format '%{workspace}%{monitor-appkit-nsscreen-screens-id}%{monitor-id}%{monitor-name}' --json")
 end
@@ -100,7 +92,7 @@ function getState()
 			else
 				workspacestate["appicons"] = ""
 			end
-            print(utils.dump(workspacestate))
+            -- print(utils.dump(workspacestate))
 		end
 
          return newstate

hosts/dango/default.nix

@@ -16,8 +16,6 @@
 
   nixpkgs.hostPlatform = system;
 
-  nix.enable = false;
-
   users.users.${user} = {
     home = "/Users/${user}";
   };