{pkgs, ...}: {
  services.xserver.videoDrivers = ["nvidia"];

  # Greeter, for when you start the computer
  programs.regreet = {
    enable = true;
    # https://github.com/rharish101/ReGreet/blob/main/regreet.sample.toml
    settings = { 
      background = {
        path = "/etc/nixos/git/desktops/wallpapers/gruvbox/wallpaper3.jpg";
        fit = "Cover";
      };
      GTK = {
        application_prefer_dark_theme = true;
        cursor_theme_name = "Adwaita";
        font_name = "Cantarell 16";
        icon_theme_name = "Papirus-Dark";
        theme_name = "Gruvbox-Dark-BL";
      };
      commands = {
        reboot = [ "systemctl" "reboot" ];
        poweroff = [ "systemctl" "poweroff" ];
      };
    };
    extraCss = ''
      #background {
        filter: blur(20px);
        blur: 20px;
      }
      #user_toggle {
        visibility: none;
      }
      #sess_toggle {
        visibility: none;
      }
    '';
  };

  # tuigreet
  # services.greetd = {
  #   enable = true;
  #   settings = {
  #     default_session = {
  #       command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time --cmd sway";
  #       user = "greeter";
  #     };
  #   };
  # };

  # Brightness and volume control
  # https://haikarainen.github.io/light/
  programs.light.enable = true;
  
  # Enabling hyprlnd on NixOS
  programs.hyprland = {
    enable = true;
    enableNvidiaPatches = true;
    xwayland.enable = true;
  };

  environment.sessionVariables = {
    # If your cursor becomes invisible
    WLR_NO_HARDWARE_CURSORS = "1";
    # Hint electron apps to use wayland
    NIXOS_OZONE_WL = "1";
  };

  # XDG portal
  xdg.portal.enable = true;
  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];

  # system packages
  environment.systemPackages = with pkgs; [
    # waybar
    (waybar.overrideAttrs (oldAttrs: {
        mesonFlags = oldAttrs.mesonFlags ++ [ "-Dexperimental=true" ];
      })
    )
    # Notofication daemon
    libnotify
    mako
    # for x11
    # dunst 

    # Wallpaper daemons
    # hyprpaper
    # swaybg
    # wpaperd
    # mpvpaper
    swww

    # Terminal
    # hyprlands default terminal
    kitty
    # alacritty
    # wezterm 
    
    # App launchers
    rofi-wayland
    # gtk version:
    # wofi

    # suggestions
    # bemenu
    # fuzzel
    # tofi

    # Other apps:
    networkmanagerapplet

    # Screenshot utility:
    grim
    slurp
    wl-clipboard

    # fonts 
    font-awesome

    # lock screen
    swaylock-fancy

    # Icons for regreet
    gruvbox-gtk-theme
    papirus-icon-theme
  ];

  # Enable sound with pipewire.
  sound.enable = true;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    jack.enable = true;
  };
}