nixos-config/computational/configuration.nix

{ config, pkgs, ... }:
{

  # [HARDWARE]
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];
  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;
  };
  programs.gamemode.enable = true;

  # [BOOT]
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  # [NETWORKING]
  networking.hostName = "computational";
  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.


  # [NFS]
  fileSystems."/home/rachel/music" = {
    device = "rachel.cafe:/srv/music";
    fsType = "nfs";
    options = [ "x-systemd.automount" "noauto" "x-systemd.idle-timeout=60" ];
  };

  # [LOCALE]
  time.timeZone = "Europe/Stockholm";
  i18n.defaultLocale = "en_GB.UTF-8";
  i18n.supportedLocales = [ "en_US.UTF-8/UTF-8" "sv_SE.UTF-8/UTF-8" "en_GB.UTF-8/UTF-8" ];

  # [NIX]
  nix = {
    settings = {
      bash-prompt = "\\033[1m\\u\\033[0m@\\033[1m\\h\\033[0m: \\w\\n❄\\040";
      experimental-features = [ "nix-command" "flakes" ];
      auto-optimise-store = true;
    };
    gc = {
      automatic = true;
      dates = "monthly";
      options = "--delete-older-than 30d";
    };
  };

  nixpkgs.config.allowUnfree = true;

  # [DESKTOP / XORG / WAYLAND]
  services.xserver = {
    enable = true;
    desktopManager.plasma5.enable = true;
    displayManager.startx.enable = true;
    layout = "fox,sus";
    extraLayouts.sus = {
      description = "Swedish US";
      languages = [ "se" ];
      symbolsFile = ../shared/sus.xkb;
    };
    extraLayouts.fox = {
      description = "Layout suitable to be used by a fox";
      languages = [ "se" ];
      symbolsFile = ../shared/fox.xkb;
    };
  };

  # [TTY]
  console.useXkbConfig = true;

  # [SOUND]
  sound.enable = false;
  services.pipewire = {
    enable = true;

    alsa = {
      enable = true;
      support32Bit = true;
    };

    pulse.enable = true;

    wireplumber.enable = true;
  };


  # [PACKAGES]
  environment.systemPackages = with pkgs; [
    git
    neovim
  ];
  programs.steam.enable = true;

  # [SERVICES]
  services.printing.enable = true;

  # [SECURITY / FIREWALL]
  networking.firewall.enable = true;
  networking.firewall.allowedTCPPorts = [ ];
  networking.firewall.allowedUDPPorts = [ ];
  programs.gnupg.agent = {
    enable = true;
    pinentryFlavor = "qt";
  };
  security.doas = {
    enable = true;
    extraRules = [{
      runAs = "root";
      groups = [ "wheel" ];
      noPass = false;
      keepEnv = true;
    }];
  };

  # [USER / HOME MANAGER]
  users.users.rachel = {
    isNormalUser = true;
    extraGroups = [
      "wheel"
      "networkmanager"
      "video"
      "input"
      "audio"
    ];
  };

  # 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 = "23.05"; # Did you read the comment?

}