ultima/modules/home/themes/gtk/default.nix

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

with lib;
with x;
let
  cfg = config.module.themes.gtk;
  font = config.stylix.fonts;
  extra = {
    gtk-application-prefer-dark-theme = 1;
    gtk-xft-antialias = 1;
    gtk-xft-hinting = 1;
    gtk-xft-hintstyle = "hintslight";
    gtk-xft-rgba = "rgb";
    gtk-button-images = 0;
    gtk-menu-images = 0;
    gtk-enable-event-sounds = 1;
    gtk-enable-input-feedback-sounds = 0;
  };
in {
  options = {
    module.themes.gtk = {
      enable = mkBool;
      icon = mkOpt.str;
    };
  };

  config = mkIf cfg.enable {
    home.packages = with pkgs; [ noto-fonts noto-fonts-cjk-sans ];
    gtk = with pkgs;
      True // {
        gtk3 = { extraConfig = extra; };
        gtk4 = { extraConfig = extra; };
        iconTheme = {
          name = "Papirus-Dark";
          package = papirus-icon-theme.override { color = cfg.icon; };
        };
        font = lib.mkForce {
          size = 12;
          name = "${font.monospace.name}";
          package = font.monospace.package;
        };
      };
  };
}