dune3d: fix darwin build

pkgs/by-name/du/dune3d/package.nix

@@ -1,5 +1,6 @@
 {
   cmake,
+  desktopToDarwinBundle,
   eigen,
   fetchFromGitHub,
   glm,
@@ -7,19 +8,26 @@
   gtkmm4,
   lib,
   libepoxy,
+  libossp_uuid,
   librsvg,
   libspnav,
   libuuid,
+  libxml2,
+  llvmPackages_17,
   meson,
   ninja,
-  opencascade-occt,
+  opencascade-occt_7_6,
   pkg-config,
   python3,
   stdenv,
   wrapGAppsHook3,
 }:
 
-stdenv.mkDerivation (finalAttrs: {
+let
+  stdenv' = if stdenv.isDarwin then llvmPackages_17.stdenv else stdenv;
+  opencascade-occt = opencascade-occt_7_6;
+in
+stdenv'.mkDerivation (finalAttrs: {
   pname = "dune3d";
   version = "1.1.0";
 
@@ -36,7 +44,9 @@ stdenv.mkDerivation (finalAttrs: {
     ninja
     pkg-config
     wrapGAppsHook3
-  ];
+    libxml2 # for xmllints
+  ] ++ lib.optional stdenv.isDarwin desktopToDarwinBundle;
+
   buildInputs = [
     cmake
     eigen
@@ -45,7 +55,7 @@ stdenv.mkDerivation (finalAttrs: {
     libepoxy
     librsvg
     libspnav
-    libuuid
+    (if stdenv.isLinux then libuuid else libossp_uuid)
     opencascade-occt
     (python3.withPackages (pp: [
       pp.pygobject3
@@ -60,6 +70,6 @@ stdenv.mkDerivation (finalAttrs: {
     license = lib.licenses.gpl3Plus;
     maintainers = with lib.maintainers; [ _0x4A6F jue89 ];
     mainProgram = "dune3d";
-    platforms = lib.platforms.linux;
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
   };
 })