dotfiles/nixos/flake.nix

{
  inputs = {
    nixos-hardware = { url = github:NixOS/nixos-hardware; };

    nixpkgs = { url = github:NixOS/nixpkgs/nixos-unstable; };

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

    xmonad-contrib = {
      url = github:IvanMalison/xmonad-contrib/withMyChanges;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
        xmonad.follows = "xmonad";
      };
    };

    xmonad = {
      url = path:../dotfiles/config/xmonad/xmonad;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
      };
    };

    taffybar = {
      url = path:../dotfiles/config/taffybar/taffybar;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
        xmonad.follows = "xmonad";
        gtk-sni-tray.follows = "gtk-sni-tray";
        gtk-strut.follows = "gtk-strut";
      };
    };

    imalison-taffybar = {
      url = path:../dotfiles/config/taffybar;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        xmonad.follows = "xmonad";
        taffybar.follows = "taffybar";
      };
    };

    notifications-tray-icon = {
      url = github:IvanMalison/notifications-tray-icon;
      inputs.flake-utils.follows = "flake-utils";
      inputs.git-ignore-nix.follows = "git-ignore-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    nix = {
      url = github:IvanMalison/nix;
      inputs.nixpkgs.follows = "nixpkgs";
    };

    flake-utils = {
      url = github:numtide/flake-utils;
      inputs.systems.follows = "systems";
    };

    systems = { url = github:nix-systems/default; };

    git-ignore-nix = {
      url = github:hercules-ci/gitignore.nix;
      inputs.nixpkgs.follows = "nixpkgs";
    };

    gtk-sni-tray = {
      url = github:taffybar/gtk-sni-tray;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
        status-notifier-item.follows = "status-notifier-item";
      };
    };

    status-notifier-item = {
      url = github:taffybar/status-notifier-item;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
      };
    };

    gtk-strut = {
      url = github:taffybar/gtk-strut;
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
        git-ignore-nix.follows = "git-ignore-nix";
      };
    };

    nixpkgs-regression = { url = github:NixOS/nixpkgs; };
  };

  outputs = inputs@{
    self, nixpkgs, nixos-hardware, home-manager, taffybar, xmonad,
    xmonad-contrib, notifications-tray-icon, nix, imalison-taffybar, ...
  }:
  let
    mkConfig =
      args@
      { system ? "x86_64-linux"
      , baseModules ? []
      , modules ? []
      , specialArgs ? {}
      , ...
      }:
    nixpkgs.lib.nixosSystem (args // {
      inherit system;
      modules = baseModules ++ modules;
      specialArgs = {
        inherit inputs;
        myPackages = {
          taffybar = inputs.imalison-taffybar.defaultPackage."${system}";
        };
      } // specialArgs;
    });
    machinesFilepath = ./machines;
    machineFilenames = builtins.attrNames (builtins.readDir machinesFilepath);
    machineNameFromFilename = filename: builtins.head (builtins.split "\\." filename);
    mkConfigurationParams = filename: {
      name = machineNameFromFilename filename;
      value = {
        modules = [ (machinesFilepath + ("/" + filename)) ./base.nix ];
      };
    };
    defaultConfigurationParams =
      builtins.listToAttrs (map mkConfigurationParams machineFilenames);
    customParams = {
      biskcomp = {
        system = "aarch64-linux";
      };
      air-gapped-pi = {
        system = "aarch64-linux";
      };
    };
  in
  {
    nixosConfigurations = builtins.mapAttrs (machineName: params:
    let machineParams =
      if builtins.hasAttr machineName customParams
      then (builtins.getAttr machineName customParams)
      else {};
    in mkConfig (params // machineParams)
    ) defaultConfigurationParams;
  };
}