from typing import Optional
from thinc.api import Model

from .stop_words import STOP_WORDS
from .tokenizer_exceptions import TOKENIZER_EXCEPTIONS
from .lex_attrs import LEX_ATTRS
from .lemmatizer import RussianLemmatizer
from ...language import Language
from ...lookups import Lookups
from ...util import load_config_from_str


DEFAULT_CONFIG = """
[initialize]

[initialize.lookups]
@misc = "spacy.LookupsDataLoader.v1"
lang = ${nlp.lang}
tables = ["lexeme_norm"]
"""


class RussianDefaults(Language.Defaults):
    config = load_config_from_str(DEFAULT_CONFIG)
    tokenizer_exceptions = TOKENIZER_EXCEPTIONS
    lex_attr_getters = LEX_ATTRS
    stop_words = STOP_WORDS


class Russian(Language):
    lang = "ru"
    Defaults = RussianDefaults


@Russian.factory(
    "lemmatizer",
    assigns=["token.lemma"],
    default_config={"model": None, "mode": "pymorphy2", "lookups": None},
    default_score_weights={"lemma_acc": 1.0},
)
def make_lemmatizer(
    nlp: Language,
    model: Optional[Model],
    name: str,
    mode: str,
    lookups: Optional[Lookups],
):
    return RussianLemmatizer(nlp.vocab, model, name, mode=mode, lookups=lookups)


__all__ = ["Russian"]