refactor(nix): don't instantiate nixpkgs

See https://zimbatm.com/notes/1000-instances-of-nixpkgs

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

1 files changed, 86 insertions, 0 deletions

diff --git a/nix/pkg/wrapper.nix b/nix/pkg/wrapper.nix
new file mode 100644
index 00000000..3bf5b3f8
--- /dev/null
+++ b/nix/pkg/wrapper.nix
@@ -0,0 +1,86 @@
+{
+  lib,
+  stdenv,
+  symlinkJoin,
+  prismlauncher-unwrapped,
+  wrapQtAppsHook,
+  qtbase, # needed for wrapQtAppsHook
+  qtsvg,
+  qtwayland,
+  xorg,
+  libpulseaudio,
+  libGL,
+  glfw,
+  openal,
+  jdk8,
+  jdk17,
+  gamemode,
+  flite,
+  mesa-demos,
+  msaClientID ? null,
+  gamemodeSupport ? stdenv.isLinux,
+  textToSpeechSupport ? stdenv.isLinux,
+  jdks ? [jdk17 jdk8],
+  additionalLibs ? [],
+  additionalPrograms ? [],
+}: let
+  prismlauncherFinal = prismlauncher-unwrapped.override {
+    inherit msaClientID gamemodeSupport;
+  };
+in
+  symlinkJoin {
+    name = "prismlauncher-${prismlauncherFinal.version}";
+
+    paths = [prismlauncherFinal];
+
+    nativeBuildInputs = [
+      wrapQtAppsHook
+    ];
+
+    buildInputs =
+      [
+        qtbase
+        qtsvg
+      ]
+      ++ lib.optional (lib.versionAtLeast qtbase.version "6" && stdenv.isLinux) qtwayland;
+
+    postBuild = ''
+      wrapQtAppsHook
+    '';
+
+    qtWrapperArgs = let
+      runtimeLibs =
+        (with xorg; [
+          libX11
+          libXext
+          libXcursor
+          libXrandr
+          libXxf86vm
+        ])
+        ++ [
+          libpulseaudio
+          libGL
+          glfw
+          openal
+          stdenv.cc.cc.lib
+        ]
+        ++ lib.optional gamemodeSupport gamemode.lib
+        ++ lib.optional textToSpeechSupport flite
+        ++ additionalLibs;
+
+      runtimePrograms =
+        [
+          xorg.xrandr
+          mesa-demos # need glxinfo
+        ]
+        ++ additionalPrograms;
+    in
+      ["--prefix PRISMLAUNCHER_JAVA_PATHS : ${lib.makeSearchPath "bin/java" jdks}"]
+      ++ lib.optionals stdenv.isLinux [
+        "--set LD_LIBRARY_PATH /run/opengl-driver/lib:${lib.makeLibraryPath runtimeLibs}"
+        # xorg.xrandr needed for LWJGL [2.9.2, 3) https://github.com/LWJGL/lwjgl/issues/128
+        "--prefix PATH : ${lib.makeBinPath runtimePrograms}"
+      ];
+
+    inherit (prismlauncherFinal) meta;
+  }