nixos-config/system/desktop/home-manager/xmonad.nix

{ pkgs, lib, config, ... }:
let

  background-repo = pkgs.fetchgit {
    url = "https://git.ingolf-wagner.de/palo/image-generator-lib";
    rev = "8327c5aaffc1d2ca56decbefcdba5fb98028b870";
    sha256 = "12w2b8qs7ibijvyyw4zf7626ikg6sbc8lxkhb3fcvc6w4xfiiny0";
  };

  nixCommands = { height, width }:
    pkgs.writeText "NixCommands.hs" # haskell
    ''
      module NixCommands where

      nixStartIrc = "${pkgs.rxvt_unicode}/bin/urxvt -e irc"
      nixStartAudacious = "${pkgs.audacious}/bin/audacious"
      nixStartFlameshot = "${pkgs.flameshot}/bin/flameshot gui -p /share/"
      nixInvertColors = "${pkgs.xcalib}/bin/xcalib -invert -alter"
      nixStartRedshift = "${pkgs.redshift}/bin/redshift -O 6100 -g 0.9:0.9:0.9 -b 0.9"
      nixResetRedshift = "${pkgs.redshift}/bin/redshift -x"
      nixSetCursorImage = "${pkgs.xorg.xsetroot}/bin/xsetroot -cursor_name left_ptr"
      nixSetBackground = "${pkgs.image-generator}/bin/image-generator --line-size 2.0 ${background-repo}/e.json --height ${
        toString height
      } --width ${
        toString width
      } --output /dev/shm/background.png && ${pkgs.feh}/bin/feh --bg-scale /dev/shm/background.png"
      nixStartAlbert = "${pkgs.albert}/bin/albert"
      nixStartCopyq = "${pkgs.copyq}/bin/copyq"
      nixShowCopyq = "${pkgs.copyq}/bin/copyq show"
      nixStartTerminal = "${pkgs.rxvt_unicode_with-plugins}/bin/urxvtc"
      nixAlsaRaiseVolume = "${pkgs.alsaUtils}/bin/amixer set Master 5%+"
      nixAlsaLowerVolume = "${pkgs.alsaUtils}/bin/amixer set Master 5%-"
      nixAlsaMute = "${pkgs.alsaUtils}/bin/amixer set Master toggle"
      nixNotifySend = "${pkgs.libnotify}/bin/notify-send"
    '';
in {

  home-manager.users.mainUser = {
    home.file.".xmonad/xmonad.hs".source = ./xmonad/Main.hs;
    home.file.".xmonad/lib/NixCommands.hs".source = nixCommands {
      height = config.configuration.desktop.height;
      width = config.configuration.desktop.width;
    };
    home.file.".xmonad/lib/SolarizedLight.hs".source =
      ./xmonad/SolarizedLight.hs;
    home.file.".xmonad/lib/SolarizedDark.hs".source = ./xmonad/SolarizedDark.hs;
    home.file.".xmonad/lib/FloatKeys.hs".source = ./xmonad/FloatKeys.hs;
    home.file.".xmonad/lib/TabbedFix.hs".source = ./xmonad/TabbedFix.hs;
    home.file.".xmonad/lib/BoringWindows.hs".source = ./xmonad/BoringWindows.hs;
    home.file.".xmonad/lib/Memo.hs".source = ./xmonad/Memo.hs;
    home.file.".xmonad/lib/SubLayouts.hs".source = ./xmonad/SubLayouts.hs;

    home.file.".xmonad/xmonad.cabal".source = ./xmonad/palos-xmonad.cabal;
    home.file.".xmonad/Main.hs".source = ./xmonad/Main.hs;
  };
}