Start refactor

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "RGBCube's NixOS Configuration Collection";
+  description = "RGBCube's Configuration Collection";
 
   nixConfig = {
     extra-substituters = [
@@ -13,46 +13,51 @@
       "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
       "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
     ];
+
+    experimental-features = [
+      "cgroups"
+      "flakes"
+      "nix-command"
+      "pipe-operators"
+    ];
+
+    accept-flake-config      = true;
+    builders-use-substitutes = true;
+    flake-registry           = "";
+    http-connections         = 50;
+    show-trace               = true;
+    trusted-users            = [ "root" "@wheel" "@admin" ];
+    use-cgroups              = true;
+    warn-dirty               = false;
   };
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
+    nixpkgs.url = "github:NixOS/nixpkgs";
 
-    hardware.url = "github:NixOS/nixos-hardware";
+    nix-darwin = {
+      url = "github:LnL7/nix-darwin";
 
-    homeManager = {
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    home-manager = {
       url = "github:nix-community/home-manager";
 
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
-    ageNix = {
+    agenix = {
       url = "github:ryantm/agenix";
 
       inputs.nixpkgs.follows      = "nixpkgs";
-      inputs.home-manager.follows = "homeManager";
-    };
-
-    simpleMail = {
-      url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
-
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.darwin.follows       = "nix-darwin";
+      inputs.home-manager.follows = "home-manager";
     };
 
     fenix.url = "github:nix-community/fenix";
 
-    hyprland = {
-      url = "github:hyprwm/Hyprland";
-
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
-
-    # hyprcursors = {
-    #   url = "github:VirtCode/hypr-dynamic-cursors";
-
-    #   inputs.hyprland.follows = "hyprland";
-    #   inputs.nixpkgs.follows  = "hyprland/nixpkgs";
-    # };
+    nix.url = "github:NixOS/nix";
+    nil.url = "github:oxalica/nil";
 
     crash = {
       url = "github:RGBCube/crash";
@@ -60,98 +65,27 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
-    github2forgejo = {
-      url = "github:RGBCube/GitHub2Forgejo";
-
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
-
     themes.url = "github:RGBCube/ThemeNix";
   };
 
-  outputs = { self, nixpkgs, ... } @ inputs: let
-    lib0  = nixpkgs.lib;
-    keys = import ./keys.nix;
+  outputs = inputs @ { nixpkgs, nix-darwin, ... }: let
+    inherit (builtins) readDir;
+    inherit (nixpkgs.lib) attrsToList const groupBy listToAttrs mapAttrs;
 
-    collectNixFiles = directory: with lib0; pipe (filesystem.listFilesRecursive directory) [
-      (filter (hasSuffix ".nix"))
-      (filter (name: !hasPrefix "_" (builtins.baseNameOf name)))
-    ];
+    lib'' = nixpkgs.lib.extend (_: _: nix-darwin.lib);
+    lib'  = lib''.extend (_: _: builtins);
+    lib   = lib'.extend <| import ./lib inputs;
 
-    lib1 = with lib0; extend (const (const (pipe (collectNixFiles ./lib) [
-      (map (file: import file lib0))
-      (filter (thunk: !isFunction thunk))
-      (foldl' recursiveUpdate {})
-    ])));
-
-    nixpkgsOverlayModule = with lib1; {
-      nixpkgs.overlays = [(final: prev: {
-        # hyprcursors = inputs.hyprcursors.packages.${prev.system}.default;
-      })] ++ pipe inputs [
-        attrValues
-        (filter (value: value ? overlays.default))
-        (map (value: value.overlays.default))
-      ];
-
-      nixpkgs.config.allowUnfree = true; # IDGAF anymore.
-    };
-
-    homeManagerModule = { lib, ... }: with lib; {
-      home-manager.users = genAttrs allNormalUsers (const {});
-
-      home-manager.useGlobalPkgs   = true;
-      home-manager.useUserPackages = true;
-
-      home-manager.sharedModules = pipe inputs [
-        attrValues
-        (filter (value: value ? homeModules.default))
-        (map (value: value.homeModules.default))
-      ];
-    };
-
-    optionModules = with lib1; [
-      (lib1.mkAliasOptionModule [ "secrets" ] [ "age" "secrets" ])
-    ] ++ collectNixFiles ./options ++ pipe inputs [
-      attrValues
-      (filter (value: value ? nixosModules.default))
-      (map (value: value.nixosModules.default))
-    ];
-
-    optionUsageModules = [
-      nixpkgsOverlayModule
-      homeManagerModule
-    ] ++ collectNixFiles ./modules;
-
-    specialArgs = inputs // { inherit inputs keys; };
-
-    hosts = lib1.pipe (builtins.readDir ./hosts) [
-      (lib1.filterAttrs (name: type: type == "regular" -> lib1.hasSuffix ".nix" name))
-      lib1.attrNames
-    ];
-
-    lib2s = with lib1; genAttrs hosts (name: let
-      hostStub = nixosSystem {
-        inherit specialArgs;
-
-        modules = [ ./hosts/${name} ] ++ optionModules;
-      };
-    in extend (const (const (pipe (collectNixFiles ./lib) [
-      (map (file: import file lib1))
-      (filter (isFunction))
-      (map (func: func hostStub.config))
-      (foldl' recursiveUpdate {})
-    ]))));
-
-    configurations = lib1.genAttrs hosts (name: lib2s.${name}.nixosSystem {
-      inherit specialArgs;
- 
-      modules = [{
-        networking.hostName = name;
-      }] ++ optionModules ++ optionUsageModules ++ collectNixFiles ./hosts/${name};
-    });
-  in {
-    nixosConfigurations = configurations;
-
-  # This is here so we can do self.<whatever> instead of self.nixosConfigurations.<whatever>.config.
-  } // lib1.mapAttrs (lib1.const (value: value.config)) configurations;
+    hostsByType = readDir ./hosts
+      |> mapAttrs (name: const <| import ./hosts/${name} lib)
+      |> attrsToList
+      |> groupBy ({ name, value }:
+        if value ? class && value.class == "nixos" then
+          "nixosConfigurations"
+        else
+          "darwinConfigurations")
+      |> mapAttrs (const listToAttrs);
+  in hostsByType // {
+    inherit lib;
+  };
 }