from __future__ import annotations

from typing import Optional

from codenames.embedder import EmbeddingIndex
from codenames.dictionary import load_dictionary

_dictionary = load_dictionary()
_index = EmbeddingIndex(_dictionary)


def guesser(clue: str, board_state: list[str], number: int) -> Optional[str]:
    """
    Given a clue word, list of unrevealed board words, and the spymaster's
    number, return a word to guess, or None to stop guessing.
    You can make up to (number + 1) guesses per round.
    """
    return board_state[0]