// supports max 3 arguments so far

// example use:

//   java gazelle_guilds

//

//   proc {

//     for $guild in gazelle_guilds():

//       say (I am in guild $guild)

//   }

svoid philosophyBot_autoJava(PhilosophyBot1 bot) {

  bot.addFactPreprocessor(s -> {

    LS tok = bot.mainTokenize(s);

    if (countTokens(tok) == 2 && eq(firstToken(tok), "java")) {

      S name = secondToken(tok);

      if (!isIdentifier(name)) ret false;

      print("Importing java function " + name);

      if (!canCallAndMakeFunctionNamed(name))

        ret false with print("Warning: Java function not found: " + name);

      bot.addNativePredicate(name + "()",

        () -> callAndMake(name));

      bot.addNativePredicate(name + "($a)",

        map -> callAndMake(name, unquote(map.get("$a"))));

      bot.addNativePredicate(name + "($a, $b)",

        map -> callAndMake(name, unquote(map.get("$a")), unquote(map.get("$b"))));

      bot.addNativePredicate(name + "($a, $b, $c)",

        map -> callAndMake(name, unquote(map.get("$a")), unquote(map.get("$b")), unquote(map.get("$c"))));

      true;

    }

    false;

  });

}