unityhub: package cleanup

pkgs/by-name/un/unityhub/package.nix

@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://hub-dist.unity3d.com/artifactory/hub-debian-prod-local/pool/main/u/unity/unityhub_amd64/unityhub-amd64-${version}.deb";
-    sha256 = "sha256-gBQrz6CNlUyhxeLmY6tNtxpaQJSEW00r7MGyIDtYdiY=";
+    hash = "sha256-gBQrz6CNlUyhxeLmY6tNtxpaQJSEW00r7MGyIDtYdiY=";
   };
 
   nativeBuildInputs = [
@@ -117,8 +117,6 @@ stdenv.mkDerivation rec {
       ++ extraLibs pkgs;
   };
 
-  unpackCmd = "dpkg -x $curSrc src";
-
   dontConfigure = true;
   dontBuild = true;
 
@@ -129,35 +127,31 @@ stdenv.mkDerivation rec {
     mv opt/ usr/share/ $out
 
     # `/opt/unityhub/unityhub` is a shell wrapper that runs `/opt/unityhub/unityhub-bin`
-    # Which we don't need and overwrite with our own custom wrapper
+    # which we don't need and overwrite with our own wrapper that uses the fhs env.
     makeWrapper ${fhsEnv}/bin/${pname}-fhs-env $out/opt/unityhub/unityhub \
       --add-flags $out/opt/unityhub/unityhub-bin \
       --argv0 unityhub
 
-    # Link binary
     mkdir -p $out/bin
     ln -s $out/opt/unityhub/unityhub $out/bin/unityhub
 
     # Replace absolute path in desktop file to correctly point to nix store
     substituteInPlace $out/share/applications/unityhub.desktop \
-      --replace /opt/unityhub/unityhub $out/opt/unityhub/unityhub
+      --replace-fail /opt/unityhub/unityhub $out/opt/unityhub/unityhub
 
     runHook postInstall
   '';
 
   passthru.updateScript = ./update.sh;
 
-  meta = with lib; {
+  meta = {
     description = "Official Unity3D app to download and manage Unity Projects and installations";
     homepage = "https://unity.com/";
     downloadPage = "https://unity.com/unity-hub";
-    changelog = "https://unity.com/unity-hub/release-notes";
-    license = licenses.unfree;
-    maintainers = with maintainers; [
-      tesq0
-      huantian
-    ];
+    changelog = "https://unity.com/unity-hub/release-notes#${version}";
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ huantian ];
     platforms = [ "x86_64-linux" ];
-    sourceProvenance = with sourceTypes; [ binaryNativeCode ];
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
   };
 }