configuration.nix

# 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’).

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

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

  # Enable OpenGL
  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;
  };

  # Load nvidia driver for Xorg and Wayland
  services.xserver.videoDrivers = ["nvidia"]; # or "nvidiaLegacy470 etc.

  hardware.nvidia = {

    # Modesetting is required.
    modesetting.enable = true;

    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
    # Enable this if you have graphical corruption issues or application crashes after waking
    # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead 
    # of just the bare essentials.
    powerManagement.enable = false;

    # Fine-grained power management. Turns off GPU when not in use.
    # Experimental and only works on modern Nvidia GPUs (Turing or newer).
    powerManagement.finegrained = false;

    # Use the NVidia open source kernel module (not to be confused with the
    # independent third-party "nouveau" open source driver).
    # Support is limited to the Turing and later architectures. Full list of 
    # supported GPUs is at: 
    # https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus 
    # Only available from driver 515.43.04+
    # Currently alpha-quality/buggy, so false is currently the recommended setting.
    open = false;

    # Enable the Nvidia settings menu,
	# accessible via `nvidia-settings`.
    nvidiaSettings = true;

    # Optionally, you may need to select the appropriate driver version for your specific GPU.
    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };

  # Bootloader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  boot.kernelPackages = pkgs.linuxPackages_zen;
  #boot.kernelParams = [
  #  "nvidia_drm.fbdev=1"
  #];

  networking.hostName = "nixos"; # Define your hostname.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Enable networking
  networking.networkmanager.enable = true;

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

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

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "ru_RU.UTF-8";
    LC_IDENTIFICATION = "ru_RU.UTF-8";
    LC_MEASUREMENT = "ru_RU.UTF-8";
    LC_MONETARY = "ru_RU.UTF-8";
    LC_NAME = "ru_RU.UTF-8";
    LC_NUMERIC = "ru_RU.UTF-8";
    LC_PAPER = "ru_RU.UTF-8";
    LC_TELEPHONE = "ru_RU.UTF-8";
    LC_TIME = "ru_RU.UTF-8";
  };

  # Enable the X11 windowing system.
  services.xserver.enable = true;

  # Enable the KDE Plasma Desktop Environment.
  services.xserver.displayManager.sddm.enable = true;
  services.xserver.displayManager.sddm.wayland.enable = true;
  services.xserver.windowManager.i3.enable = true;
  # services.xserver.desktopManager.plasma6.enable = true;
  # services.xserver.desktopManager.plasma5.enable = true;

  nix.settings = {
    auto-optimise-store = true;
    experimental-features = [ "nix-command" "flakes" ];
    substituters = ["https://hyprland.cachix.org"];
    trusted-public-keys = ["hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="];
  };

  # Configure keymap in X11
  services.xserver.xkb = {
    layout = "lar_dv,cyr_dv";
    extraLayouts = {
      lar = {
        description = "Slavic latin layout";
        languages = [ "eng" ];
        symbolsFile = /home/ralen/.xkb/symbols/lar;
      };
      cyr = {
      	description = "Cyrillic phonetic layout";
        languages = [ "rus" ];
	      symbolsFile = /home/ralen/.xkb/symbols/cyr;
      };

      lar_dv = {
        description = "Slavic latin layout (dvorak)";
        languages = [ "eng" ];
        symbolsFile = /home/ralen/.xkb/symbols/lar_dv;
      };
      cyr_dv = {
      	description = "Cyrillic phonetic layout (dvorak)";
        languages = [ "rus" ];
	      symbolsFile = /home/ralen/.xkb/symbols/cyr_dv;
      };
    };
    variant = "";
    options = "terminate:ctrl_alt_bksp,grp:alt_shift_toggle,lv3:ralt_switch,caps:escape";
  };

  # Configure console keymap
  console.keyMap = "dvorak";

  # Enable CUPS to print documents.
  services.printing.enable = true;

  # Enable sound with pipewire.
  sound.enable = true;
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

  # Enable touchpad support (enabled default in most desktopManager).
  # services.xserver.libinput.enable = true;

  fonts.packages = with pkgs; [
    (nerdfonts.override { fonts = [ "JetBrainsMono" ]; })
  ];

  environment.shells = [ pkgs.zsh ];
  users.defaultUserShell = pkgs.zsh;

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.ralen = {
    isNormalUser = true;
    description = "ralen";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [
      firefox
      kde-gtk-config
      git
      localsend
      wine
      ubuntu_font_family
      libreoffice-fresh
    ];
  };

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    neovim
    wget
    p7zip
    killall
    btop
    zip
    imagemagick
    (pkgs.xfce.thunar.override { thunarPlugins = [pkgs.xfce.thunar-archive-plugin]; })
    gnome.file-roller
  ];

  services = {
    gvfs.enable = true;
    tumbler.enable = true;
  };

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  programs = {
    thunar = {
      plugins = with pkgs.xfce;
      [
        thunar-archive-plugin
        thunar-volman
        thunar-media-tags-plugin
      ];
    };
    zsh.enable = true;
    hyprland = {
      enable = true;
    };
    # nix-ld = {
    #   enable = true;
    #  libraries = with pkgs; [
    #    python3
    #  ];
    # };
  };
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  # services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # 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 = "23.11"; # Did you read the comment?

}