How to package some java rhythm game?

https://aur.archlinux.org/packages/beatoraja-modernchic

I tried run it in dev shell with openjdk (override enableJavaFX = true;) installed.
Then game successfully launched, but no audio (bad for rhythm game)
The log in terminal complained about jportaudio, which is a java binding of portaudio and it is not yet in nixpkgs.

I tried install pkgs.portaudio (not jportaudio) in the dev shell, same log, no difference.
I dunno what to do next.