build.tools.nix/mkClojureLib.nix

{ lib, stdenv, callPackage, clojure, jre, writeTextDir, writeShellScript, toEDN
}:
{ src, name, group, version, clj-deps, src-paths, build-tools-jar, ... }:

with lib;
let
  build-tools-deps = writeTextDir "deps.edn" (toEDN {
    aliases.build = {
      ns-default = "'build";
      extra-deps."'io.github.clojure/tools.build"."local/root" =
        "${build-tools-jar}";
    };
  });

  classpath = clj-deps.makeClasspaths { };

  full-name = "${name}-${version}-standalone.jar";

  target = "$TEMP/target";

  build-script = writeShellScript "create-uberjar.sh" ''
    HOME=$TEMP/home
    mkdir -p $HOME
    mkdir -p ${target}

    clojure       \
      -Scp        .:${build-tools-jar}:${classpath} \
      -Sdeps      ${build-tools-deps} \
      -X:build    \
      lib-uberjar \
      :project    ${group}/${name} \
      :version    ${version} \
      :src-dirs   ${concatStringsSep "," src-paths} \
      :target     ${target}
  '';

in stdenv.mkDerivation {
  name = full-name;

  src = src;

  nativeBuildInputs = [ clojure jre ];
  buildInputs = (map (x: x.paths) clj-deps.packages);

  buildPhase = builtins.trace "${build-script}" "${build-script}";

  installPhase = ''
    mv ${target}/${name}-${version}-standalone.jar $out
  '';
}