nixos/hosts/gunter/configuration.nix

{ config, lib, inputs, pkgs, ... }:

{
  imports = [
    ./hardware-configuration.nix
    ../../system/monitoring.nix
  ];

  # Sops stuff
  sops.defaultSopsFile = ../../secrets/gunter/secrets.yaml;
  sops.age.keyFile = "/var/lib/sops-nix/key.txt";
  sops.age.generateKey = true;
  sops.secrets."gotify_tokens/backup-home" = { };

  # Bootloader stuff
  boot = {
    # Kernel stuff
    # kernelPackages = pkgs.linuxPackages_xanmod_latest;
    kernelPackages = pkgs.linuxPackages_latest;
    kernelParams = [
      "quiet"
      "splash"
      "rd.systemd.show_status=false"
      "nvidia-drm.modeset=1"
      "nvidia-drm.fbdev=1"
    ];

    extraModprobeConfig = ''
      options nvidia NVreg_RegistryDwords="PowerMizerEnable=0x1; PerfLevelSrc=0x2222; PowerMizerLevel=0x3; PowerMizerDefault=0x3; PowerMizerDefaultAC=0x3"
      options v4l2loopback exclusive_caps=1 card_label="Virtual Camera"
    '';

    # Bootloader stuff
    loader.systemd-boot = {
      enable = true;
      configurationLimit = 10;
    };
    loader.efi = { canTouchEfiVariables = true; };
    supportedFilesystems = [ "nfs" ];
  };

  # Networking stuff
  networking.hostName = "gunter"; # Define your hostname.
  networking.networkmanager.enable = true;
  networking.nftables.enable = true;
  networking.firewall = {
    enable = true;
  };

  # Set time stuff
  time.timeZone = "Europe/Oslo";

  # Enable graphics
  hardware.graphics = {
    enable = true;
    extraPackages = with pkgs; [
      vaapiVdpau
      nvidia-vaapi-driver
    ];
  };

  # Nvidia stuff
  hardware.nvidia = {
    modesetting.enable = true;
    powerManagement.enable = false;
    powerManagement.finegrained = false;
    open = false;
    nvidiaSettings = true;

    package = config.boot.kernelPackages.nvidiaPackages.beta;
    # package = config.boot.kernelPackages.nvidiaPackages.mkDriver {
    #   version = "555.42.02";
    #   sha256_64bit = "sha256-k7cI3ZDlKp4mT46jMkLaIrc2YUx1lh1wj/J4SVSHWyk=";
    #   sha256_aarch64 = lib.fakeSha256;
    #   openSha256 = "sha256-rtDxQjClJ+gyrCLvdZlT56YyHQ4sbaL+d5tL4L4VfkA=";
    #   settingsSha256 = "sha256-rtDxQjClJ+gyrCLvdZlT56YyHQ4sbaL+d5tL4L4VfkA=";
    #   persistencedSha256 = lib.fakeSha256;
    # };
  };

  # Setup hyprland
  # nixpkgs.overlays = [
  #   (self: super: {
  #     hyprland = super.hyprland.override {
  #       debug = true;
  #     };
  #   })
  # ];
  services.xserver.enable = true;
  services.xserver.videoDrivers = [ "nvidia" ];
  services.xserver.displayManager.gdm.wayland = true;
  services.xserver.displayManager.lightdm.enable = false;
  services.xserver.displayManager.startx.enable = true;
  services.xserver.windowManager.i3.enable = true;
  programs.hyprland = {
    enable = true;
    xwayland.enable = true;
    portalPackage = pkgs.xdg-desktop-portal-hyprland;
  };

  # Setup common XDG env vars
  environment.sessionVariables = rec {
    XDG_CACHE_HOME = "$HOME/.cache";
    XDG_CONFIG_HOME = "$HOME/.config";
    XDG_DATA_HOME = "$HOME/.local/share";
    XDG_STATE_HOME = "$HOME/.local/state";
    XDG_BIN_HOME = "$HOME/.local/bin";
    PATH = [ "${XDG_BIN_HOME}" ];
  };

  # Setup xdg portal
  xdg.portal = {
    enable = true;
    xdgOpenUsePortal = true;
    extraPortals = (with pkgs; [
      # unstable.xdg-desktop-portal-hyprland
      xdg-desktop-portal-gtk
    ]);
  };

  # Enable flakes
  nix.settings = {
    experimental-features = [ "nix-command" "flakes" ];
    trusted-users = [ "root" "torjus" ];
    substituters = [
      "https://cuda-maintainers.cachix.org"
    ];
    trusted-public-keys = [
      "cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E="
    ];
  };

  nixpkgs.config.allowUnfree = true;
  # Install system-wide packages
  environment.systemPackages = with pkgs; [
    curl
    git
    libnotify
    usbutils
    vim
    wget
    v4l-utils
    nmap
    (lib.mkIf (config.system.name == "gunter") pciutils)

    # X shit
    # xorg.xorgserver
    # xorg.xinit
    # xorg.xf86inputevdev
    # xorg.xf86inputlibinput
    # xorg.xinit
  ];

  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
  # and migrated your data accordingly.
  #
  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
  system.stateVersion = "23.11"; # Did you read the comment?
}