nixConf

# 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’).

## to update system run: sudo nixos-rebuild switch




{ config, pkgs, ... }:

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

  #https://github.com/reflex-frp/reflex-platform/blob/develop/notes/NixOS.md

  nix.binaryCaches = [ "https://cache.nixos.org/" "https://nixcache.reflex-frp.org" ];
nix.binaryCachePublicKeys = [ "ryantrinkle.com-1:JJiAKaRv9mWgpVAz8dwewnZe0AzzEAzPkagE9SP5NWI=" ];

systemd.extraConfig = ''
  DefaultTimeoutStopSec=10s
  DefaultTimeoutStartSec=10s
'';


 nixpkgs.config = {
    allowUnfree = true;
    #    oraclejdk.accept_license = true;
  };

## to install avr-gcc
 nixpkgs.config.allowUnsupportedSystem = true;


 boot.kernelPackages = pkgs.linuxPackages_4_19;
# https://nixos.wiki/wiki/Backlight#brightnessctl
#hardware.brightnessctl.enable = true;

  programs.adb.enable = true;

users.users.greghab.packages =
	with pkgs;[xorg.xf86inputevdev xorg.xf86inputsynaptics xorg.xf86inputlibinput xorg.xf86videointel jq xorg.xorgserver emacs libreoffice pcmanfm lmms ardour cadence rxvt_unicode-with-plugins neofetch lxappearance pywal feh libvterm htop lmms ardour  system-config-printer brlaser brscan4 paper-icon-theme breeze-gtk breeze-qt5 shadowfox rstudioWrapper R openjdk auctex mplayer mpv eclipses.eclipse-java jetbrains.idea-community android-studio kdenlive jetbrains.pycharm-community  redshift  texlive.combined.scheme-full evince mupdf undervolt keepassxc nextcloud-client cbatticon networkmanagerapplet chromium vim dina-font flameshot udiskie polybar arandr rofi xorg.xbacklight  gtk3-x11 xorg.xmodmap obs-studio brightnessctl firefox-devedition-bin elmPackages.elm simple-scan qt5ct rPackages.Rcpp rPackages.Rcpp11 glibc gfortran pavucontrol s-tui stress haskell.compiler.ghcjs tor-browser-bundle-bin anki erlang git thunderbird haskellPackages.ghcjs-dom-jsaddle haskellPackages.jsaddle haskellPackages.jsaddle-dom stack haskellPackages.servant cabal-install ghc haskellPackages.miso discord busybox leafpad nix-zsh-completions zsh zsh-completions kdeFrameworks.kwallet kdeApplications.kwalletmanager gparted inkscape ffmpeg frei0r google-chrome gnumake  dfu-programmer xournalpp zlib haskellPackages.zlib postman urbanterror haskellPackages.arbtt sshfs syncthing   pandoc youtube-dl octaveFull virtualboxWithExtpack linuxPackages.virtualbox virtmanager libvirt qemu virglrenderer minitube smtube ghcid signal-desktop wxcam imagemagick appimage-run docker deluge gitlab-runner file bind ddcutil lutris playonlinux p7zip woeusb ntfs3g logisim ncdu gsmartcontrol aspell hunspell hunspellDicts.en_US-large hunspellDicts.en-us-large aspellDicts.en-computers aspellDicts.en aspellDicts.en-science javaPackages.junit_4_12 xorg.xf86inputkeyboard xorg.xf86inputlibinput xorg.xf86inputmouse xorg.xf86inputevdev xorg.xhost wmname xorg.xorgserver xorg.xf86inputsynaptics  xorg.xf86inputsynaptics poppler_utils nodejs awscli aws-sam-cli mindforger unclutter-xfixes pnmixer volumeicon python37Packages.pip  zip nomacs android-file-transfer mattermost-desktop x42-plugins unar unrar tigervnc remmina xorg.xcursorgen xorg.xcursorthemes hll2390dw-cups binutils-unwrapped riot-web riot-desktop steam-run steam arduino vlc vscodium slic3r openscad clojure leiningen python37Packages.tkinter python27Packages.tkinter python37Packages.jupyterlab python37Packages.jupyterlab_launcher  zoom-us valgrind qtcreator jetbrains.clion kdevelop-unwrapped compton xarchiver qpdfview gnome3.file-roller xfce.thunar];

programs.dconf.enable = true;

#environment.systemPackages = with pkgs;
#                    [ xorg.xf86inputkeyboard xorg.xf86inputlibinput xorg.xf86inputmouse xorg.xf86inputevdev xorg.xhost wmname brightnessctl];

hardware.opengl.enable = true;
hardware.opengl.driSupport = true;

    virtualisation.docker.enable = true;
   virtualisation.virtualbox.host.enable = true;
   users.extraGroups.vboxusers.members = [ "greghab" ];
   virtualisation.virtualbox.host.enableExtensionPack = true;

   virtualisation.libvirtd.enable = true;


# STEAM::............................................................................
  hardware.opengl.driSupport32Bit = true;
  hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [ libva ];
  hardware.pulseaudio.support32Bit = true;
  environment.systemPackages = with pkgs; [
    steam
    (steam.override { extraPkgs = pkgs: [ mono gtk3 gtk3-x11 libgdiplus zlib ]; nativeOnly = true; }).run
     xorg.xf86inputkeyboard xorg.xf86inputlibinput xorg.xf86inputmouse xorg.xf86inputevdev xorg.xhost wmname brightnessctl xorg.xorgserver
  ];
#.......................................................................................

  # use the systemd-boot EFI boot loader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

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

  # 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.enp0s20u2u4u2.useDHCP = true;
  networking.interfaces.enp0s25.useDHCP = true;
  networking.interfaces.wlp3s0.useDHCP = 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.
  console.keyMap = "dvorak";
   i18n = {
  #   consoleFont = "Lat2-Terminus16";
     #consoleKeyMap = "dvorak";
     defaultLocale = "en_US.UTF-8";
   };

  # Set your time zone.
   time.timeZone = "America/Los_Angeles";

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

  # 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; };

  # 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;

  # Enable CUPS to print documents.
   services.printing.enable = true;
  services.avahi.enable = true;
  services.avahi.nssmdns = true;
   #services.printing.drivers = [pkgs.brlaser, pkgs.hplipWithPlugin, pkgs.brgenml1lpr, pkgs.brgenml1cupswrapper];
   services.printing.drivers = [pkgs.brlaser pkgs.hplipWithPlugin pkgs.brgenml1lpr pkgs.brgenml1cupswrapper];

   # https://nixos.wiki/wiki/Scanners
  # hardware.sane.enable = true;

 # imports = [
 #   <nixpkgs/nixos/modules/services/hardware/sane_extra_backends/brscan4.nix>
 #   ./hardware-configuration.nix
 # ];

    hardware = {
    sane = {
     enable = true;
     brscan4 = {
       enable = true;
        netDevices = {
          home = { model = "HL-L2380DW"; ip = "192.168.0.171"; };
        };
      };
    };
  };

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

  # Enable the X11 windowing system.
#   services.xserver.enable = true;
#   services.xserver.layout = "us";
#     services.xserver.xkbVariant = "dvp";
  # services.xserver.xkbOptions = "eurosign:e";

  # Enable touchpad support.
  # services.xserver.libinput.enable = true;

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

  # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.greghab = {
     isNormalUser = true;
     home = "/home/greghab";
     extraGroups = [ "wheel" "networkmanager" "video" "scanner" "lp" "vboxusers" "libvirtd" "kvm" "docker" "audio" "adbusers"]; # Enable ‘sudo’ for the user.
   }; #  "jackaudio"

   programs.zsh.enable = true;

  users.extraUsers.greghab = {
    shell = pkgs.zsh;
  };


# Start Emacs and EXWM

 # services.xserver.displayManager.startx.enable = true;
#   services.xserver = {
#   enable = true;
#    layout = "us";
#    xkbVariant = "dvp";
#    libinput = {
#      enable = true;
#    };
#    displayManager = {
#      startx.enable = true;
#    };
#  };

# Start Xfce4

 services.xserver = {
   enable = true;
    layout = "us";
    xkbVariant = "dvp";
    libinput = {
      enable = true;
    };
    desktopManager = {
      default = "xfce";
      xterm.enable = false;
      xfce.enable = true;
    };
  };

# https://github.com/NixOS/nixpkgs/issues/27050
environment.variables.QT_QPA_PLATFORMTHEME = "qt5ct";
programs.qt5ct.enable = true;



## trying to fix why my computer keeps suspending by itself after a given amount of time...
services.xserver.displayManager.gdm.autoSuspend = false;

# disable lid
services.logind.extraConfig = "HandleLidSwitch=ignore";


security.sudo.configFile = "%wheel ALL = (ALL) ALL";

  # This value determines the NixOS release with which your system is to be
  # compatible, in order to avoid breaking some software such as database
  # servers. You should change this only after NixOS release notes say you
  # should.
  system.stateVersion = "20.03"; # Did you read the comment?

}