{ lib, stdenv, fetchFromGitHub, perl }:

stdenv.mkDerivation rec {
  pname = "speedread";
  version = "unstable-2016-09-21";

  src = fetchFromGitHub {
    owner = "pasky";
    repo = "speedread";
    rev = "93acfd61a1bf4482537ce5d71b9164b8446cb6bd";
    sha256 = "1h94jx3v18fdlc64lfmj2g5x63fjyqb8c56k5lihl7bva0xgdkxd";
  };

  buildInputs = [ perl ];

  installPhase = ''
    install -m755 -D speedread $out/bin/speedread
  '';

  meta = with lib; {
    description = "Simple terminal-based open source Spritz-alike";
    longDescription = ''
      Speedread is a command line filter that shows input text as a
      per-word rapid serial visual presentation aligned on optimal
      reading points. This allows reading text at a much more rapid
      pace than usual as the eye can stay fixed on a single place.
    '';
    homepage = src.meta.homepage;
    license = licenses.mit;
    platforms = platforms.unix;
    maintainers = [ maintainers.oxij ];
    mainProgram = "speedread";
  };
}
