2024-04-21

1 files changed, 89 insertions, 0 deletions

diff --git a/modules/games/steam-run.nix b/modules/games/steam-run.nix
new file mode 100644
index 0000000..cfee8ae
--- /dev/null
+++ b/modules/games/steam-run.nix
@@ -0,0 +1,89 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib;
+let
+  cfg = config.nixfiles.modules.games.steam-run;
+in
+{
+  options.nixfiles.modules.games.steam-run = {
+    enable = mkEnableOption "native Steam runtime";
+
+    quirks = {
+      blackIsleStudios = mkEnableOption "fixes for games from Black Isle Studios";
+      cryptOfTheNecrodancer = mkEnableOption ''fixes for "Crypt of the NecroDancer" issues'';
+      mountAndBladeWarband = mkEnableOption ''fixes for "Mount & Blade: Warband" issues'';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    nixfiles.modules = {
+      common.nix.allowedUnfreePackages = [
+        "steam"
+        "steam-run"
+      ];
+
+      games = {
+        enable32BitSupport = true;
+        gamemode.enable = true;
+        mangohud.enable = true;
+      };
+    };
+
+    hm.home.packages = with pkgs; [
+      (steam.override {
+        extraLibraries =
+          _:
+          with cfg.quirks;
+          optional blackIsleStudios openssl_1_0_0
+          ++ optionals cryptOfTheNecrodancer [
+            (import (builtins.fetchTarball {
+              url = "https://github.com/NixOS/nixpkgs/archive/d1c3fea7ecbed758168787fe4e4a3157e52bc808.tar.gz";
+              sha256 = "0ykm15a690v8lcqf2j899za3j6hak1rm3xixdxsx33nz7n3swsyy";
+            }) { inherit (config.nixpkgs) config localSystem; }).flac
+          ]
+          ++ optionals mountAndBladeWarband [
+            (glew.overrideAttrs (
+              _: super:
+              let
+                opname = super.pname;
+              in
+              rec {
+                pname = "${opname}-steam-run-fix";
+                inherit (super) version;
+                src = fetchurl {
+                  url = "mirror://sourceforge/${opname}/${opname}-${version}.tgz";
+                  hash = "sha256-BN6R5+Z2MDm8EZQAlc2cf4gLq6ghlqd2X3J6wFqZPJU=";
+                };
+              }
+            ))
+            (fmodex.overrideAttrs (
+              _: super:
+              let
+                opname = super.pname;
+              in
+              rec {
+                pname = "${opname}-steam-run-fix";
+                inherit (super) version;
+                installPhase =
+                  let
+                    libPath = makeLibraryPath [
+                      alsa-lib
+                      libpulseaudio
+                      stdenv.cc.cc
+                    ];
+                  in
+                  ''
+                    install -Dm755 api/lib/libfmodex64-${version}.so $out/lib/libfmodex64.so
+                    patchelf --set-rpath ${libPath} $out/lib/libfmodex64.so
+                  '';
+              }
+            ))
+          ];
+      }).run
+    ];
+  };
+}