{ ... }:

let
  # Import pkgs manualy to prevent infinite recursion.
  pkgs = import <nixpkgs> {};

  # Fetch nix-flatpak.
  nix-flatpak = pkgs.fetchFromGitHub {
    owner = "gmodena";
    repo = "nix-flatpak";
    rev = "v0.7.0";
    hash = "sha256-7ZCulYUD9RmJIDULTRkGLSW1faMpDlPKcbWJLYHoXcs=";
  };
in
{
  imports = [
    # Import the nix-flatpak NixOS module and install applications system wide.
    "${nix-flatpak}/modules/nixos.nix"
  ];

  # Nix-Flatpak configuration.
  services.flatpak.update.auto.enable = false;
  services.flatpak.uninstallUnmanaged = true;

}