{
  config,
  pkgs,
  lib,
  ...
}:
let
  inherit (config.systemConf) username;
in
{
  nix = {
    settings = {
      substituters = [ "https://nix-gaming.cachix.org" ];
      trusted-public-keys = [
        "nix-gaming.cachix.org-1:nbjlureqMbRAxR1gJ/f3hxemL9svXaZF/Ees8vCUUs4="
      ];
    };
  };

  programs.gamescope.enable = lib.mkDefault true;

  users.users.${username}.extraGroups = [ "gamemode" ];

  programs = {
    steam = {
      enable = true;
      protontricks.enable = true;
      gamescopeSession.enable = true;
      extest.enable = true;
      extraCompatPackages =
        with pkgs;
        let
          proton-ge-10-25 =
            (proton-ge-bin.overrideAttrs (
              _: finalAttrs: {
                pname = "proton-ge-bin";
                version = "GE-Proton10-25";

                src = fetchzip {
                  url = "https://github.com/GloriousEggroll/proton-ge-custom/releases/download/${finalAttrs.version}/${finalAttrs.version}.tar.gz";
                  hash = "sha256-RKko4QMxtnuC1SAHTSEQGBzVyl3ywnirFSYJ1WKSY0k=";
                };
              }
            )).override
              { steamDisplayName = "GE-Proton10-25"; };
        in
        [
          proton-ge-bin
          proton-ge-10-25
        ];
      remotePlay.openFirewall = true;
      dedicatedServer.openFirewall = true;
      localNetworkGameTransfers.openFirewall = true;

      extraPackages = with pkgs; [
        mangohud
        gamescope
      ];
    };

    gamemode = {
      enable = true;
      settings.general.inhibit_screensaver = 0;
    };
  };

  hardware = {
    steam-hardware.enable = true;

    # Xbox controller
    xpadneo.enable = true;
  };

  boot.extraModulePackages = with config.boot.kernelPackages; [
    xpadneo
  ];
}