nix-config/home/desktop-xmonad/desktop_config.nix

{ config, pkgs, fontSize ? "10", monoFontSize ? "9", ... }:

let
  gruvbox-dark = {
    bg = "#282828";
    bg1 = "#3c3836";
    bg2 = "#504945";

    fg = "#ebdbb2";
    fg0 = "#fbf1c7";
    fg3 = "#bdae93";

    red = "#cc241d";
    green = "#98971a";
    yellow = "#d79921";
    blue = "#458588";
    purple = "#b16286";
    aqua = "#689d6a";
    gray = "#a89984";

    gray2 = "#928374";
    red-light = "#fb4934";
    green-light = "#b8bb26";
    yellow-light = "#fabd2f";
    blue-light = "#83a598";
    purple-light = "#d3869b";
    aqua-light = "#8ec07c";

  };
  colors = {
    fg = gruvbox-dark.fg;
    selFg = gruvbox-dark.fg0;
    bg = gruvbox-dark.bg;
    sel = gruvbox-dark.blue;
    inactive = gruvbox-dark.gray;
    inactiveBorder = gruvbox-dark.bg2;
    urgent = gruvbox-dark.red;
  };
  rofiTransparency = "96";
  font = {
    name = "Inter";
    size = fontSize;
  };
  monoFont = {
    name = "Hack";
    size = monoFontSize;
  };

  hmonitors = pkgs.haskellPackages.callPackage ./hmonitors.nix { };

  hmonitorsQuery = "${hmonitors}/bin/hmonitors-query";
  acpi = "${pkgs.acpi}/bin/acpi";
  nmcli = "${pkgs.networkmanager}/bin/nmcli";
  pamixer = "${pkgs.pamixer}/bin/pamixer";

in {

  xsession.windowManager.xmonad = {
    enable = true;
    enableContribAndExtras = true;
    haskellPackages = pkgs.haskellPackages.override {
      overrides = self: super: {
        xmonad = self.xmonad_0_17_0;
        xmonad-contrib = self.xmonad_0_17_0;
        xmonad-extras = self.xmonad-extras_0_17_0;
      };
    };
    extraPackages = haskellPackages: [
      haskellPackages.monad-logger
      haskellPackages.dbus
    ];
    config = ./xmonad/xmonad.hs;
    libFiles = {
      "Bindings.hs" = ./xmonad/lib/Bindings.hs;
      "DefaultConfig.hs" = ./xmonad/lib/DefaultConfig.hs;
      "Layouts.hs" = ./xmonad/lib/Layouts.hs;
      "ManageHook.hs" = ./xmonad/lib/ManageHook.hs;
      "Prompts.hs" = ./xmonad/lib/Prompts.hs;
      "Utils.hs" = ./xmonad/lib/Utils.hs;
      "Xmobar.hs" = ./xmonad/lib/Xmobar.hs;
      "HostConfig.hs" = pkgs.writeText "HostConfig.hs" ''
        module HostConfig
            ( fontConfig
            , colorConfig
            , FontConfig (FontConfig)
            , fontSize
            , fontName
            , ColorConfig (ColorConfig)
            , fgColor
            , selFgColor
            , bgColor
            , selColor
            , inactiveColor
            , inactiveBorderColor
            , urgentColor
            ) where

        fontConfig :: FontConfig
        fontConfig = FontConfig
          { fontSize = ${font.size}
          , fontName = "${font.name}"
          }

        colorConfig :: ColorConfig
        colorConfig = ColorConfig
          { fgColor             = "${colors.fg}"
          , selFgColor          = "${colors.selFg}"
          , bgColor             = "${colors.bg}"
          , selColor            = "${colors.sel}"
          , inactiveColor       = "${colors.inactive}"
          , inactiveBorderColor = "${colors.inactiveBorder}"
          , urgentColor         = "${colors.urgent}"
          }

        data FontConfig = FontConfig
            { fontSize :: Int
            , fontName :: String
            } deriving Show

        data ColorConfig = ColorConfig
            { fgColor              :: String
            , selFgColor           :: String
            , bgColor              :: String
            , selColor             :: String
            , inactiveColor        :: String
            , inactiveBorderColor  :: String
            , urgentColor          :: String
            } deriving Show
      '';
    };
  };

  programs.xmobar = {
    enable = true;
    extraConfig = ''
      Config
          { font = "xft:${font.name}:style=Regular:size=${font.size}"
          , additionalFonts = ["xft:mplus Nerd Font:size=12"]
          , bgColor = "${colors.bg}"
          , fgColor = "${colors.fg}"
          , alignSep = "}{"
          , sepChar = "%"
          , template = "%StdinReader% }{ %vol%%bat%%net%%date%"
          , lowerOnStart = True
          , hideOnStart = False
          , persistent = True
          , allDesktops = True
          , position = TopW L 100
          , commands =
              [ Run Com "${hmonitorsQuery}" ["date"             ] "date" 10
              , Run Com "${hmonitorsQuery}" ["bat", "${acpi}"   ]  "bat"  10
              , Run Com "${hmonitorsQuery}" ["net", "${nmcli}"  ]  "net"  20
              , Run Com "${hmonitorsQuery}" ["vol", "${pamixer}"]  "vol"   5
              , Run StdinReader
              ]
          }
    '';
  };

  services.dunst = {
    enable = true;
    iconTheme = {
      name = "Papirus-Dark";
      package = pkgs.papirus-icon-theme;
    };
    settings = {
      global = {
        font = "${font.name} ${font.size}";
        format = "<b>%s</b>\\n%b";
        sort = "yes";
        indicate_hidden = "yes";
        alignment = "left";
        bounce_freq = 0;
        show_age_threshold = 60;
        word_wrap = "yes";
        ignore_newline = "no";
        geometry = "300x5-30+20";
        shrink = "yes";
        transparency = 0;
        idle_threshold = 10;
        monitor = 0;
        follow = "mouse";
        sticky_history = "yes";
        history_length = 20;
        show_indicators = "yes";
        line_height = 0;
        separator_height = 2;
        padding = 8;
        horizontal_padding = 8;
        separator_color = "frame";
        startup_notification = false;
        dmenu = "${pkgs.rofi}/bin/rofi -dmenu -p dunst:";
        browser = "${pkgs.firefox}/bin/firefox";
        icon_position = "left";
        frame_width = 0;
        frame_color = colors.inactive;
      };
      shortcuts = {
        close = "ctrl+space";
        close_all = "ctrl+shift+space";
        context = "ctrl+shift+period";
      };
      urgency_low = {
        background = "${colors.bg}${rofiTransparency}";
        foreground = colors.fg;
        timeout = 10;
      };
      urgency_normal = {
        background = "${colors.sel}${rofiTransparency}";
        foreground = colors.selFg;
        timeout = 10;
      };
      urgency_critical = {
        background = "${colors.urgent}${rofiTransparency}";
        foreground = colors.selFg;
        timeout = 10;
      };
    };
  };

  xresources.properties = {
    "Sxiv.foreground" = colors.fg;
    "Sxiv.background" = colors.bg;
    "Sxiv.font" = "${monoFont.name}:size=${monoFont.size}";
  };

  programs.zathura = {
    enable = true;
    options = {
      font = "${monoFont.name} ${monoFont.size}";
      default-bg = colors.bg;
      default-fg = gruvbox-dark.bg1;
      statusbar-fg = gruvbox-dark.fg3;
      statusbar-bg = gruvbox-dark.bg2;
      inputbar-bg = colors.bg;
      inputbar-fg = colors.sel;
      notification-bg = colors.bg;
      notification-fg = colors.sel;
      notification-error-bg = colors.bg;
      notification-error-fg = gruvbox-dark.red-light;
      notification-warning-bg = colors.bg;
      notification-warning-fg = gruvbox-dark.red-light;
      highlight-color = gruvbox-dark.yellow-light;
      highlight-active-color = gruvbox-dark.blue-light;
      completion-bg = gruvbox-dark.bg1;
      completion-fg = gruvbox-dark.blue-light;
      completion-highlight-fg = colors.selFg;
      completion-highlight-bg = gruvbox-dark.blue-light;
      recolor-lightcolor = colors.bg;
      recolor-darkcolor = colors.fg;
      recolor = false;
      recolor-keephue = false;
    };
  };
}