# Configuration for my xmonad desktop requirements

{ config, pkgs, ... }:

{

  services.xserver.enable = true;                        # Enable the X11 windowing system.
  services.xserver.layout = "us";                        # Set your preferred keyboard layout.
  services.xserver.desktopManager.default = "none";      # Unset the default desktop manager.
  services.xserver.windowManager = {                     # Open configuration for the window manager.
    xmonad.enable = true;                                # Enable xmonad.
    xmonad.enableContribAndExtras = true;                # Enable xmonad contrib and extras.
    xmonad.extraPackages = hpkgs: [                      # Open configuration for additional Haskell packages.
      hpkgs.xmonad-contrib                               # Install xmonad-contrib.
      hpkgs.xmonad-extras                                # Install xmonad-extras.
      hpkgs.xmonad                                       # Install xmonad itself.
    ];
    default = "xmonad";                                  # Set xmonad as the default window manager.
  };

  services.xserver.desktopManager.xterm.enable = false;  # Disable NixOS default desktop manager.

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

  services.udisks2.enable = true;                        # Enable udisks2.
  services.devmon.enable = true;                         # Enable external device automounting.

  services.xserver.displayManager.gdm.enable = true;     # Enable the GNOME display manager
  services.xserver.desktopManager.gnome3.enable = true;  # Enable GNOME desktop environment

  sound = {
    mediaKeys = {
      enable = true;
      volumeStep = "5%";
    };
  };

  # Install any additional fonts that I require to be used with xmonad
  fonts.fonts = with pkgs; [
    opensans-ttf             # Used in in my xmobar configuration
  ];

  # Install other packages that I require to be used with xmonad.
  environment.systemPackages = with pkgs; [
    dmenu                            # A menu for use with xmonad
    feh                              # A light-weight image viewer to set backgrounds
    haskellPackages.libmpd           # Shows MPD status in xmobar
    haskellPackages.xmobar           # A minimalistic text based status bar
    haskellPackages.xmonad           # Required for user rebuild with (ie: [alt]+Q)
    haskellPackages.xmonad-extras    # Required for user rebuild with (ie: [alt]+Q)
    haskellPackages.xmonad-contrib   # Required for user rebuild with (ie: [alt]+Q)
    libnotify                        # Notification client for my Xmonad setup
    lxqt.lxqt-notificationd          # The notify daemon itself
    mpc_cli                          # CLI for MPD, called from xmonad
    scrot                            # CLI screen capture utility
    trayer                           # A system tray for use with xmonad
    xbrightness                      # X11 brigthness and gamma software control
    xflux                            # Adjusts your screen to emit warmer light at night
    xcompmgr                         # X composting manager
    xorg.xrandr                      # CLI to X11 RandR extension
    xscreensaver                     # My preferred screensaver
    xsettingsd                       # A lightweight desktop settings server
  ];

}