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
    config = import ./config.nix;

    mkArgs = system:
      {
        inherit inputs system;
      }
      // config;

    systems = ["x86_64-linux" "aarch64-linux"];
  in
    flake-utils.lib.eachSystem systems (system: let
      pkgs = import nixpkgs {
        inherit system;
        config.allowUnfree = true;
      };
      args = mkArgs system;
    in {
      # This is optional if you want per-system packages or apps
      packages.default = pkgs.hello;
    })
    // {
      nixosConfigurations = {
        hakase = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = mkArgs "x86_64-linux";
          modules = [
            ./hosts/hakase/configuration.nix
          ];
        };
      };

      homeConfigurations = {
        hakase = home-manager.lib.homeManagerConfiguration {
          pkgs = import nixpkgs {
            system = "x86_64-linux";
            config.allowUnfree = true;
            extraSpecialArgs = mkArgs "x86_64-linux";
          };
          modules = [
            ./home/hakase.nix
          ];
        };
      };

      darwinConfigurations = {
        macos = darwin.lib.darwinSystem {
          system = "aarch64-darwin";
          specialArgs = mkArgs "aarch64-darwin";
          modules = [
            ./hosts/macos/darwin.nix
          ];
        };
      };
    };
}