nix/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’).

{ config, pkgs, ... }:
let
    conf = import ./build.conf.nix;
    x11 = conf.is-x11 conf.wm;
in
{
  nix = {
    package = pkgs.nixFlakes;
    extraOptions = ''
      experimental-features = nix-command flakes
    '';
    settings = {
        substituters = ["https://hyprland.cachix.org"];
        trusted-public-keys = ["hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="];
    };
  };

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

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

  networking.hostName = "nix"; # 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 = "America/New_York";

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

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

  # x11 stuff
  services.xserver = {
    enable = x11;

    layout = "us";
    xkbVariant = "";

    desktopManager = {
      plasma5.enable = conf.wm == "plasma";
      xterm.enable = false;
      xfce = if conf.wm == "i3" then {
        enable = true;
        noDesktop = true;
        enableXfwm = false;
      } else {};
    };
    displayManager = {
      sddm.enable = conf.wm == "plasma" || conf.wm == "xmonad";
      defaultSession = if conf.wm == "i3" then "xfce+i3" else null;
    };
    windowManager = {
      i3 = if conf.wm == "i3" then {
        enable = true;
        extraPackages =
        with pkgs; [
          dmenu
          i3status
          i3lock
          i3blocks
        ];
      } else {};
    };
  };

  # 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;

  users.mutableUsers = false;
  users.users.mbk = {
    isNormalUser = true;
    description = "mehbark";
    extraGroups = [ "networkmanager" "wheel" ];
    hashedPassword = "$6$AgDjrnyBPBpfMpB1$NxjyeU/WxsOXrY7KpnJethtGz28LO.hNARG5J8adIoxDFkBVG/H9wJEiG0A09E7JgguoPxFWmwYIBQLTbknVv1";
  };

  virtualisation.vmVariant = {
    virtualisation = {
      memorySize = 2048;
      cores = 3;
      graphics = true;
    };
    users.users.root = {
      isSystemUser = true;
      initialPassword = "";
    };
  };

  services.openssh = {
    enable = true;
    settings.PasswordAuthentication = true;
  };

  networking.firewall.allowedTCPPorts = [ 22 ];

  # services.emacs.enable = true;
  # services.emacs.package = import /home/mbk/.emacs.d { pkgs = pkgs; };
  # services.emacs.defaultEditor = true;

  # Allow unfree packages (sorry)
  nixpkgs.config.allowUnfree = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
     neovim
     wget
     unzip
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  environment.variables.EDITOR = "nvim";
  environment.variables.SHELL  = "fish";
  environment.variables.TERM   = "kitty";

  services.xserver.windowManager.xmonad = if conf.wm == "xmonad"
  then {
    enable = true;
    enableContribAndExtras = true;
  } else {};

  services.xserver.displayManager.sessionCommands = if conf.wm == "xmonad"
  then ''
    xset -dpms
    xset s blank
    xset s 300
    ${pkgs.lightlocker}/bin/lightlocker --idle-hint &
  '' else "";

  systemd.targets.hybrid-sleep.enable = conf.wm == "xmonad";
  services.logind.extraConfig = if conf.wm == "xmonad"
  then ''
    IdleAction=hybrid-sleep
    IdleActionSec=20s
  '' else "";

  # 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 = "22.11"; # Did you read the comment?
}