NixOS configuration (lfoscari)

{ config, pkgs, ... }:

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


  #              #
  ## BOOTLOADER ##
  #              #

  # Use the GRUB 2 boot loader.
  boot.loader.grub.enable = true;
  boot.loader.grub.version = 2;

  # Define on which hard drive you want to install Grub.
  boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only

  # Enable OSProber to detect Windows.
  boot.loader.grub.useOSProber = true;


  #              #
  ## NETWORKING ##
  #              #

  # Set hostname
  networking.hostName = "tobagi";

  # Use NetworkManager
  networking.networkmanager.enable = true;

  # Activate NetworkManager WiFi powersave
  networking.networkmanager.wifi.powersave = true;

  # The global useDHCP flag is deprecated and explicitly set to false
  networking.useDHCP = false;

  # Per-interface useDHCP
  networking.interfaces.enp2s0.useDHCP = true;
  networking.interfaces.wlp3s0.useDHCP = true;

  # Enable Avahi mDNS
  # services.avahi.enable = true;

  # Avahi Name Service Switch (mDNS NSS)
  # services.avahi.nssmdns = true;


  #          #
  ## SYSTEM ##
  #          #

  # NixOS release
  system.stateVersion = "20.03";

  # Enable automatic system upgrades
  system.autoUpgrade.enable = true;

  # Allow nonfree software
  nixpkgs.config.allowUnfree = true;

  # Set time zone
  time.timeZone = "Europe/Rome";

  # Sat locale and default console keymap
  i18n.defaultLocale = "en_GB.UTF-8";
  console = {
    font = "Lat2-Terminus16";
    keyMap = "it";
  };

  # Personal account definition
  # [ REDACTED ]


  #            #
  ## HARDWARE ##
  #            #

  # Update intel microcode
  hardware.cpu.intel.updateMicrocode = true;

  # Enable sound
  sound.enable = true;
  hardware.pulseaudio.enable = true;
  hardware.pulseaudio.support32Bit = true;

  # Add bluetooth hardware support
  hardware.bluetooth.enable = true;

  # Bluetooth off on boot
  hardware.bluetooth.powerOnBoot = false;

  #	    #
  ## GAMES ##
  #	    #

  # Steam bugfix (to run Proton)
  # nixpkgs.config.packageOverrides = pkgs: {
  #   steam = pkgs.steam.override { nativeOnly = true; };
  # };

  # Enable support for 32bit games
  hardware.opengl.driSupport32Bit = true;
  hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [ libva ];

  # Proton bugfix
  # Set limits for esync.
  systemd.extraConfig = "DefaultLimitNOFILE=1048576";
  security.pam.loginLimits = [{
    domain = "*";
    type = "hard";
    item = "nofile";
    value = "1048576";
  }];


  #         #
  ## FONTS ##
  #         #

  # Enable font antialiasing
  fonts.fontconfig.antialias = true;

  # Install fonts
  fonts.fonts = with pkgs; [ jetbrains-mono ];

  # Monospace font
  fonts.fontconfig.defaultFonts.monospace = [ "JetBrainsMono" ];


  #            #
  ## X SERVER ##
  #            #

  # Enable the X11 server
  services.xserver.enable = true;

  # Set it layout for X
  services.xserver.layout = "it";
  services.xserver.xkbOptions = "eurosign:e";

  # Select video drivers
  services.xserver.videoDrivers = [ "intel" "nvidia" ];


  #         #
  ## GNOME ##
  #         #

  # Enable Gnome Display Manager
  services.xserver.displayManager.lightdm.enable = true;

  # Use gnome3 as Desktop Manager
  services.xserver.desktopManager.gnome3.enable = true;

  # Enable Chrome Gnome Shell host connector to install extensions
  services.gnome3.chrome-gnome-shell.enable = true;

  # Enable essential services for Gnome
  services.gnome3.core-os-services.enable = true;

  # Add Gnome Shell services
  services.gnome3.core-shell.enable = true;

  # Remove unwanted software
  environment.gnome3.excludePackages = [ pkgs.gnome3.cheese pkgs.gnome3.epiphany pkgs.gnome3.geary pkgs.gnome3.gedit pkgs.gnome3.gnome-contacts pkgs.gnome3.gnome-maps pkgs.gnome3.gnome-music pkgs.gnome3.gnome-software ];


  #               #
  ## ENVIRONMENT ##
  #               #

  # Vim as default
  programs.vim.defaultEditor = true;

  # Packages installed in system profile
  nixpkgs.config.allowBroken = true;
  environment.systemPackages = with pkgs; [
    firefox vim vlc neofetch python3 git wget curl
    steam playonlinux
    (steam.override { nativeOnly = true; })
  ];

}