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, options, ... }:

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

  system.stateVersion = "20.03"; # Did you read the comment?

  nixpkgs.config.allowUnfree = true;

  nix.gc.automatic = true;
  nix.gc.dates = "03:15";
  nix.gc.options = "--delete-older-than 14d";

  users.users.peter = {
    isNormalUser = true;
    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
    shell = pkgs.zsh;
  };

  location.latitude = 42.301217;
  location.longitude = -72.384386;

  # 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

  environment.variables = {
    OH_MY_ZSH = [ "${pkgs.oh-my-zsh}/share/oh-my-zsh" ];
    XCURSOR_SIZE = "64";
  };

  networking.hostName = "nixos";
  networking.useDHCP = false;
  networking.interfaces.enp0s5.useDHCP = true;
  networking.networkmanager.enable = true;

  sound.enable = true;
  hardware.pulseaudio.enable = true;
  
  services.localtime.enable = true;
  services.physlock.enable = true;
  services.emacs.enable = true;
  services.postgresql.enable = true;
  services.printing.enable = true;
  services.redshift = {
    enable = true;
    temperature.night = 2500;
  };
  services.lorri.enable = true;
  
  programs.ssh.startAgent = true;
  
  services.xserver.enable = true;
  services.xserver.layout = "us";
  services.xserver.dpi = 220;
  services.xserver.displayManager.defaultSession = "none+xmonad";
  services.xserver.windowManager.xmonad.enable = true;
  services.xserver.windowManager.xmonad.enableContribAndExtras = true;
  services.xserver.windowManager.xmonad.extraPackages = haskellPackages: [
    haskellPackages.xmonad-contrib
    haskellPackages.xmonad-extras
    haskellPackages.xmonad
  ];
  services.xserver.desktopManager.gnome3.enable = true;

  environment.systemPackages = with pkgs; [
    acpi
    alacritty
    curl
    dex
    direnv
    dmenu
    dunst
    emacs
    feh
    firefox
    font-awesome-ttf
    git
    google-chrome
    gnome3.gnome-tweak-tool
    haskellPackages.xmobar
    haskellPackages.xmonad
    haskellPackages.xmonad-contrib
    haskellPackages.xmonad-extras
    hlint
    libnotify
    lxappearance
    networkmanager_dmenu
    notmuch
    numix-solarized-gtk-theme
    offlineimap
    oh-my-zsh
    ormolu
    picom
    psmisc # killall...
    slack
    terminus_font
    tmux
    wget
    xclip
    xorg.xbacklight
    xscreensaver
    xsettingsd
    zoom-us
    zsh
  ];

  fonts = {
    enableFontDir = true;
    enableGhostscriptFonts = true;
    fonts = with pkgs; [
      corefonts
      dejavu_fonts
      font-awesome-ttf
      hasklig
      helvetica-neue-lt-std
      inconsolata
      proggyfonts
      source-code-pro
      source-sans-pro
      source-serif-pro
      terminus_font
      ubuntu_font_family
    ];
  };
}