Create BASE engine Nix derivation

editor.nix

@@ -0,0 +1,39 @@
+{
+  pkgs,
+  gradle2nix,
+  system,
+  ...
+}:
+gradle2nix.builders.${system}.buildGradlePackage {
+  pname = "base-editor";
+  version = "0.0.1";
+
+  src = ./.;
+  lockFile = ./gradle.lock;
+
+  gradleBuildFlags = [":editor:bootJar"];
+
+  buildJdk = pkgs.jdk17;
+  nativeBuildInputs = [pkgs.desktop-file-utils pkgs.makeWrapper];
+
+  PROTOBUF_EXECUTABLE = "${pkgs.protobuf_21}/bin/protoc";
+
+  enableParallelBuilding = true;
+
+  installPhase = with pkgs; ''
+    mkdir -p $out/{lib,bin}
+    mkdir -p $out/share/icons/hicolor/64x64/apps/
+    mkdir -p $out/share/applications/
+
+    cp editor/build/libs/editor.jar $out/lib/editor.jar
+
+    cp $src/icon.png $out/share/icons/hicolor/64x64/apps/base-editor.png
+    cp $src/base-editor.desktop $out/share/applications/base-editor.desktop
+
+    makeWrapper "${jdk17}/bin/java" $out/bin/base-editor   \
+      --add-flags "-jar $out/lib/editor.jar"               \
+      --prefix LD_LIBRARY_PATH : "${libGL}/lib"            \
+      --prefix LD_LIBRARY_PATH : "${xorg.libXtst}/lib"     \
+      --prefix LD_LIBRARY_PATH : "${alsa-lib}/lib"
+  '';
+}