snowfall lib migration WIP

modules/nixos/presets/gaming/default.nix

@@ -0,0 +1,62 @@
+{
+  lib,
+  pkgs,
+  inputs,
+  namespace,
+  system,
+  target,
+  format,
+  virtual,
+  systems,
+  config,
+  ...
+}:
+with lib;
+with lib.${namespace}; let
+  cfg = config.${namespace}.presets.gaming;
+in {
+  options.${namespace}.presets.gaming = with types; {
+    enable = mkBoolOpt false "Enable everything that you need for gaming";
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      unzip
+      wget
+      xdotool
+      xorg.xprop
+      xorg.xrandr
+      unixtools.xxd
+      xorg.xwininfo
+      yad
+      protonup-qt
+      protontricks
+      bottles
+    ];
+    programs.steam = {
+      enable = true;
+      remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+      dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+      localNetworkGameTransfers.openFirewall = true; # Open ports in the firewall for Steam Local Network Game Transfers
+      package = pkgs.steam.override {
+        extraPkgs = pkgs:
+          with pkgs; [
+            xorg.libXcursor
+            xorg.libXi
+            xorg.libXinerama
+            xorg.libXScrnSaver
+            libpng
+            libpulseaudio
+            libvorbis
+            sdl3
+            SDL2
+            stdenv.cc.cc.lib
+            libkrb5
+            keyutils
+            gamescope
+          ];
+      };
+    };
+    programs.gamemode.enable = true;
+  };
+}