nix/pkgs: enigma: init

nix/pkgs/default.nix

@@ -23,5 +23,6 @@
   django-tailwind = pkgs.python3Packages.callPackage ./django-tailwind.nix {};
   windows = import ./windows args;
   hp-rom = import ./hp-rom.nix args;
+  enigma = import ./enigma.nix args;
 } // (import ./heptapod-runner.nix args)
   // (import ./lightspeed args)

nix/pkgs/enigma.nix

@@ -0,0 +1,30 @@
+{ pkgs, ... }:
+
+let
+  inherit (pkgs) stdenv fetchurl jdk wrapGAppsHook makeWrapper gtk3;
+in
+stdenv.mkDerivation rec {
+  pname = "enigma";
+  version = "0.23.0";
+
+  src = fetchurl {
+    url = "https://maven.fabricmc.net/cuchaz/enigma-swing/${version}/enigma-swing-${version}-all.jar";
+    sha256 = "sha256:003y7zjdig5ngjkpzpminp55k3mzv7g2csjp5sfhn26gvm7bnr23";
+  };
+
+  buildInputs = [
+    gtk3
+  ];
+  nativeBuildInputs = [
+    makeWrapper
+    wrapGAppsHook
+  ];
+
+  dontUnpack = true;
+  buildPhase = "true";
+  installPhase = ''
+    mkdir -p $out/bin $out/share
+    cp $src $out/share/enigma-swing-all.jar
+    makeWrapper ${jdk}/bin/java $out/bin/enigma --add-flags "-jar $out/share/enigma-swing-all.jar"
+  '';
+}