nixos/flake.nix

{
  description = "A rewrite of the original Sakamoto NixOS config.";
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";

    nur = {
      url = "github:nix-community/NUR";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    darwin = {
      url = "github:lnl7/nix-darwin";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixovim = {
      url = "git+https://git.sakamoto.dev/kenji/nixovim.git";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = {
    self,
    nixpkgs,
    flake-utils,
    home-manager,
    darwin,
    ...
  } @ inputs: let
    # Define common arguments or functions here if needed
    config = import ./config.nix;
    # A helper function to create arguments for modules
    mkArgs = system:
      {
        inherit inputs system;
      }
      // config;
  in
    flake-utils.lib.eachDefaultSystem (
      system: let
        lib = nixpkgs.lib;
        pkgs = nixpkgs.legacyPackages.${system};
        args = mkArgs system; # Use the helper for common args
      in {
        nixosConfigurations = {
          desktop = lib.nixosSystem {
            inherit system;
            specialArgs = args;
            modules = []; # Add your NixOS modules here
          };
        };
        homeConfigurations = {
          # Assuming you want home-manager configurations for all default systems
          desktop = home-manager.lib.homeManagerConfiguration {
            pkgs = import nixpkgs {
              inherit system;
              extraSpecialArgs = args;
            };
            modules = []; # Add your Home Manager modules here
          };
        };
      }
    )
    // {
      darwinConfigurations = {
        macos = darwin.lib.darwinSystem {
          system = "aarch64-darwin";
          # *** CRITICAL CHANGE HERE ***
          # Pass the result of mkArgs, AND the mkArgs function itself
          specialArgs = (mkArgs "aarch64-darwin") // {inherit mkArgs;};
          modules = [
            ./hosts/macos/darwin.nix
          ];
        };
      };
    };
}