{ config, pkgs, lib, ... }:
{
  home.sessionVariables = lib.mkIf (config.enableShell && config.graphical) {
    TERMINAL = "ghostty";
  };
  
  # https://github.com/nix-community/nixGL?tab=readme-ov-file#nix-channel-recommended
  # nix-channel --add https://github.com/nix-community/nixGL/archive/main.tar.gz nixgl && nix-channel --update
  nixGL.packages = import <nixgl> { inherit pkgs; };
  nixGL.defaultWrapper = "mesa";
  nixGL.installScripts = [ "mesa" ];

  programs.ghostty = lib.mkIf (config.enableShell && config.graphical) {
    enable = true;
    enableZshIntegration = true;
    package = config.lib.nixGL.wrap pkgs.ghostty;
    settings = {
      # command = "TERM=xterm-256color /usr/bin/bash";
      font-size = 12;
      font-family = "Source Code Pro";
      # theme = "idleToes";
      # theme = "CGA";
      theme = "catppuccin-mocha";
      # theme = "CobaltNext";
      # clipboard-read = "allow";
      copy-on-select = true;
      shell-integration = "zsh";
      shell-integration-features = [ "no-title" "sudo" ];
      gtk-single-instance = true;

      window-padding-balance = true ;
      window-padding-x = 5;
      window-padding-y = 5;
      initial-window = true;
      resize-overlay = "never";

      # Example: https://gist.github.com/adibhanna/c552c452fb244b3b721e3c2432e85cde
      keybind = [
        "ctrl+s>n=new_split:down"
        "ctrl+t>n=new_tab"
        "ctrl+t>1=goto_tab:1"
        "ctrl+t>2=goto_tab:2"
        "ctrl+t>3=goto_tab:3"
        "ctrl+s>i=goto_split:up"
        "ctrl+s>k=goto_split:down"
      ];

      # window-position-x = 500;
      # window-position-y = 500;
      window-height = 40;
      window-width = 200;
    };
  };

  # https://github.com/ghostty-org/ghostty/discussions/3763#discussioncomment-11699970
  xdg.desktopEntries."com.mitchellh.ghostty" = {
    name = "Ghostty";
    type = "Application";
    comment = "A terminal emulator";
    exec = "ghostty";
    icon = "com.mitchellh.ghostty";
    terminal = false;
    startupNotify = true;
    categories = [ "System" "TerminalEmulator" ];
    settings = {
      Keywords = "terminal;tty;pty;";
      X-GNOME-UsesNotifications = "true";
      X-TerminalArgExec = "-e";
      X-TerminalArgTitle = "--title=";
      X-TerminalArgAppId = "--class=";
      X-TerminalArgDir = "--working-directory=";
      X-TerminalArgHold = "--wait-after-command";
    };
    actions = {
      new-window = {
        name = "New Window";
        exec = "ghostty";
      };
    };
  };

  # https://discourse.nixos.org/t/apps-installed-via-home-manager-are-not-visible-within-gnome/48252/2
  # home.activation.copyDesktopFiles = lib.hm.dag.entryAfter ["installPackages"] ''
  #   if [ "$XDG_CURRENT_DESKTOP" = "GNOME" ]; then

  #     mkdir -p "${config.home.homeDirectory}/.local/share/applications"

  #     if [ -d "${config.home.homeDirectory}/.local/share/applications/nix" ]; then
  #       rm -rf "${config.home.homeDirectory}/.local/share/applications/nix"
  #     fi

  #     ln -sf "${config.home.homeDirectory}/.nix-profile/share/applications" \
  #       ${config.home.homeDirectory}/.local/share/applications/nix

  #     mkdir -p "${config.home.homeDirectory}/.local/share/icons"

  #     if [ -d "${config.home.homeDirectory}/.local/share/icons/nix" ]; then
  #       rm -rf "${config.home.homeDirectory}/.local/share/icons/nix"
  #     fi

  #     ln -sf "${config.home.homeDirectory}/.nix-profile/share/icons" \
  #       ${config.home.homeDirectory}/.local/share/icons/nix

  #   fi
  # '';

  # https://wiki.nixos.org/wiki/GNOME
  # https://hoverbear.org/blog/declarative-gnome-configuration-in-nixos/#setting-gnome-options
  # dconf.settings = {
  #   "org/gnome/settings-daemon/plugins/media-keys/custom-keybindings/custom0" = {
  #     "binding" = "<Super>Return";
  #     "command" = "ghostty";
  #     "name" = "Terminal";
  #   };
  # };
}