{ config, lib, ... }:

{
  home = lib.mkIf config.programs.desktop.wayland.windowManager.hyprland.enable {
    sessionVariables = {
      # GTK_IM_MODULE = "fcitx5";
      # QT_IM_MODULE = "fcitx5";
      # XMODIFIERS = "@im=fcitx5";
      #QT_QPA_PLATFORMTHEME = "gtk3";
      QT_SCALE_FACTOR = "1";
      #MOZ_ENABLE_WAYLAND = "1";
      SDL_VIDEODRIVER = "wayland";
      _JAVA_AWT_WM_NONREPARENTING = "1";
      QT_QPA_PLATFORM = "wayland";
      QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
      QT_AUTO_SCREEN_SCALE_FACTOR = "1";
      WLR_DRM_DEVICES = "/dev/dri/card1:/dev/dri/card0";
      WLR_NO_HARDWARE_CURSORS = "1"; # if no cursor,uncomment this line  
      WLR_RENDERER_ALLOW_SOFTWARE = "1";
      NIXOS_OZONE_WL = "1";
      # GBM_BACKEND = "nvidia-drm";
      CLUTTER_BACKEND = "wayland";
      __GLX_VENDOR_LIBRARY_NAME = "nvidia";
      LIBVA_DRIVER_NAME = "nvidia";
      WLR_RENDERER = "vulkan";
      # __NV_PRIME_RENDER_OFFLOAD = "1";
      XCURSOR_SIZE = "24";

      XDG_CURRENT_DESKTOP = "Hyprland";
      XDG_SESSION_DESKTOP = "Hyprland";
      XDG_SESSION_TYPE = "wayland";
      XDG_CACHE_HOME = "\${HOME}/.cache";
      XDG_CONFIG_HOME = "\${HOME}/.config";
      XDG_BIN_HOME = "\${HOME}/.local/bin";
      XDG_DATA_HOME = "\${HOME}/.local/share";
    };
  };
}