Nix

# NixOS manual (accessible by running ‘nixos-help’).

{ config, pkgs, ... }:

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

  # Use the GRUB 2 boot loader.
  boot.loader.grub.enable = true;
  boot.loader.grub.version = 2;
  # boot.loader.grub.efiSupport = true;
  # boot.loader.grub.efiInstallAsRemovable = true;
  # boot.loader.efi.efiSysMountPoint = "/boot/efi";
  # Define on which hard drive you want to install Grub.
  boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only

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

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

  # The global useDHCP flag is deprecated, therefore explicitly set to false here.
  # Per-interface useDHCP will be mandatory in the future, so this generated config
  # replicates the default behaviour.
  networking.useDHCP = false;
  networking.interfaces.enp0s3.useDHCP = true;
  networking.interfaces.enp0s25.useDHCP = true;
  networking.interfaces.wlp2s0.useDHCP = true;
  networking.networkmanager.enable = true;
  
  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
   console = {
     font = "Lat2-Terminus16";
     keyMap = "us";
   };

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

	displayManager = {
		sddm.enable = true;
		defaultSession = "none+i3";
	};

	desktopManager = {
		# using plasma5 as desktop manager paired with i3 as windowManager
		plasma5.enable = true;
		xterm.enable = false; # using i3 instead of xterm
	};

	windowManager = {
		i3.enable = true;
		i3.extraPackages = with pkgs; [
			dmenu
			i3status
			i3lock
		];
	};
 };

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

  # Configure keymap in X11
  # services.xserver.xkbOptions = "eurosign:e";

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

  # Enable sound.
   sound.enable = true;
   hardware.pulseaudio.enable = true;

  # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.ma = {
     isNormalUser = true;
     initialPassword = "demo";
     createHome = true;
     home = "/home/mavu";
     description = "Marko Vujanic";
     shell = pkgs.zsh;
     extraGroups = [ "wheel" "docker" "networkmanager" ]; # Enable ‘sudo’ for the user.
   };

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

  # 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;
  # };
  programs = {
	zsh = {
		enable = true;
		autosuggestions.enable = true;
		enableCompletion = true;
		syntaxHighlighting.enable = true;
	};
  };
  # List services that you want to enable:


  # 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 = "21.05"; # Did you read the comment?

}