nixos/flake.nix

{
  description = "snowhawk: a nixos configuration flake";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";

    neovim-overlay.url = "github:nix-community/neovim-nightly-overlay";

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

    fish_theme = {
      url = "git+https://git.zynh.me/Zynh0722/omf-theme";
      flake = false;
    };
  };

  outputs =
    { self, nixpkgs, ... }@inputs:
    {
      nixosConfigurations =
        let
          lib = import ./lib { inherit (nixpkgs) lib; };

          cleanHostname =
            config:
            builtins.removeAttrs config [ "hostname" ];
          toPartialNixosConfigSet =
            config:
            {
              name = config.hostname;
              value = nixpkgs.lib.nixosSystem (cleanHostname config);
            };
          toNixosSystemConfig =
            { hostname, system }:
            {
              inherit system hostname;
              specialArgs = { inherit inputs; };
              modules = [
                ./hosts/${hostname}/hardware-configuration.nix
                ./hosts/${hostname}/configuration.nix
                inputs.home-manager.nixosModules.default
              ];
            };
          compileSystems = systems: lib.right builtins.listToAttrs (map toPartialNixosConfigSet) (map toNixosSystemConfig) systems;
        in
        compileSystems
          [
            {
              hostname = "snowhawk";
              system = "x86_64-linux";
            }
            {
              hostname = "sprite";
              system = "aarch64-linux";
            }
            {
              hostname = "nixos";
              system = "x86_64-linux";
            }
          ];
    };
}