feat: make system wrapper

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/default.nix b/lib/default.nix
new file mode 100644
index 0000000..ac0a88a
--- /dev/null
+++ b/lib/default.nix
@@ -0,0 +1,43 @@
+{ inputs, ... }:
+
+let
+  lib = inputs.nixpkgs.lib;
+  isDarwin = s: lib.strings.hasSuffix "-darwin" s;
+in rec {
+  mkSystem =
+    { host
+    , username
+    , system
+    , extraModules ? [ ]
+    , extraArguments ? { }
+    }:
+    let
+      darwinHost = isDarwin system;
+      builder    = if darwinHost
+                   then inputs.nix-darwin.lib.darwinSystem
+                   else inputs.nixpkgs.lib.nixosSystem;
+      hmModule   = if darwinHost
+                   then inputs.home-manager.darwinModules.home-manager
+                   else inputs.home-manager.nixosModules.home-manager;
+      hostDir    = ../hosts/${host};
+      hostCfg    = hostDir + "/configuration.nix";
+      hostHome   = hostDir + "/home.nix";
+      modules =
+        [ hostCfg ]
+        ++ (lib.optional darwinHost inputs."mac-app-util".darwinModules.default)
+        ++ [
+          hmModule {
+            home-manager.useGlobalPkgs   = true;
+            home-manager.useUserPackages = true;
+            home-manager.extraSpecialArgs = { inherit inputs; };
+            home-manager.users.${username} = import hostHome;
+          }
+        ]
+        ++ extraModules;
+    in
+      builder {
+        inherit system modules;
+        specialArgs = { inherit inputs username; } // extraArguments;
+      };
+}
+