# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running `nixos-help`).

{
  pkgs,
  ssh,
  config,
  inputs,
  ...
}:
let
  secrets = config.age.secrets;
in
{
  nix = {
    settings = {
      experimental-features = [
        "nix-command"
        "flakes"
      ];
      auto-optimise-store = true;
    };
    gc = {
      automatic = true;
      dates = "weekly";
      options = "--delete-older-than 30d";
    };
  };

  networking = {
    hostName = "turny"; # Define your hostname.
    useDHCP = true;
    useNetworkd = true;
    nftables.enable = true;
    wireless = {
      enable = true;
      networks = {
        KotiWLANi.pskRaw = "ext:psk_kotiwlani";
      };
      secretsFile = secrets.wpa_supplicant.path;
    };
  };

  services.avahi = {
    publish.enable = true;
  };

  services.tailscale = {
    enable = true;
    useRoutingFeatures = "client";
  };

  # Set your time zone.
  time.timeZone = "Europe/Helsinki";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.jokke = {
    isNormalUser = true;
    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
    packages = [ pkgs.nh ];
    openssh.authorizedKeys.keys = [ ssh.publicKeys.yubikey ];
    initialPassword = "changeme";
  };
  users.users.root.openssh.authorizedKeys.keys = [ ssh.publicKeys.yubikey ];

  nix.settings.trusted-users = [ "jokke" ];

  environment.systemPackages = with pkgs; [
    vim
    wget
    htop
    git
    inputs.turny.packages.${stdenv.hostPlatform.system}.default
  ];

  # Enable the OpenSSH daemon.
  services.openssh = {
    enable = true;
    settings.PasswordAuthentication = false;
  };

  modules.firewall = {
    enable = true;
    allInterfaces = [ "ssh" ];
  };

  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It's perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "25.05"; # Did you read the comment?
}