{ nixpkgs }:
with nixpkgs;
let
  ghc = pkgs.haskell.packages.ghc844.ghcWithPackages (hp: with hp; [
    hinotify

    acid-state
    blaze-html
    blaze-markup
    bytestring
    miso
    MonadRandom
    protolude
    random
    scotty
    servant
    servant-server
    shakespeare
    text
  ]);
  ghcjs_ = pkgs.haskell.packages.ghcjs.override (oldAttrs: {
    overrides = with pkgs.haskell.lib; self: super: {
      http-types = dontCheck super.http-types;
      tasty-quickcheck = dontCheck super.tasty-quickcheck;
      scientific = dontCheck super.scientific; # takes forever
      servant = dontCheck super.servant;
      comonad = dontCheck super.comonad;
      QuickCheck = dontCheck super.QuickCheck;
    };
  });
  ghcjs = ghcjs_.ghcWithPackages (hp: with hp; [
    aeson
    containers
    ghcjs-base
    miso
    protolude
    servant
    text
  ]);
  make = ../chip/make;
  entrypoint = "Ibb";
in
stdenv.mkDerivation rec {
  name = "ibb";
  version = "0";
  src = ../.;
  nativeBuildInputs = [
    ghc ghcjs
  ];
  strictDeps = true;
  buildPhase = "${ghc}/bin/runhaskell ${make} ibb";
  installPhase = ''
    mkdir -p $out/bin
    cp bild/${name} $out/bin/${name}
  '';
}