{ config, lib, ... }:
let
  cfg = config.my.utils.commons;
in
{
  options.my.utils.commons = {
    enable = lib.mkEnableOption "Enable commons stuff that are always nice to have";

    allowReboot = lib.mkOption {
      default = false;
      type = lib.types.bool;
      description = config.system.autoUpgrade.allowReboot;
    };

  };

  config = lib.mkIf cfg.enable {

    # Auto update
    system.autoUpgrade = {
      enable = true;
      randomizedDelaySec = "10min";
      allowReboot = cfg.allowReboot;
    };

    nix = {

      settings.experimental-features = [
        "nix-command"
        "flakes"
      ];

      gc = {
        # Auto delete old generations
        automatic = true;
        options = "--delete-older-than 2d";
      };
    };

  };
}