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

  background-repo = pkgs.fetchgit {
    url = "https://git.ingolf-wagner.de/palo/image-generator-lib";
    rev = "95bc53de0b73917c5571a061a6702c71c9bf173e";
    sha256 = "1x14pknv0v38x0g5sf6k25g9w7r7j0mndazq5ixjvybwdynk25kw";
  };

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

        nixStartChat = "${pkgs.element-desktop}/bin/element-desktop"
        nixStartAudacious = "${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.polygon-art.polygon-art}/bin/rings --height ${
          toString height
        } --width ${
          toString width
        } /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 = "${pkgs.rxvt_unicode}/bin/urxvtc"
        nixAlsaRaiseVolume = "${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;
  };
}