# coding: utf8
from __future__ import unicode_literals

from .stop_words import STOP_WORDS
from .lex_attrs import LEX_ATTRS
from .tag_map import TAG_MAP
from .tokenizer_exceptions import TOKENIZER_EXCEPTIONS
from .punctuation import TOKENIZER_INFIXES, TOKENIZER_SUFFIXES

from .lemmatizer import LOOKUP, LEMMA_EXC, LEMMA_INDEX, RULES
from .lemmatizer.lemmatizer import DutchLemmatizer

from ..tokenizer_exceptions import BASE_EXCEPTIONS
from ..norm_exceptions import BASE_NORMS
from ...language import Language
from ...attrs import LANG, NORM
from ...util import update_exc, add_lookups


class DutchDefaults(Language.Defaults):

    lex_attr_getters = dict(Language.Defaults.lex_attr_getters)
    lex_attr_getters.update(LEX_ATTRS)
    lex_attr_getters[LANG] = lambda text: 'nl'
    lex_attr_getters[NORM] = add_lookups(Language.Defaults.lex_attr_getters[NORM],
                                         BASE_NORMS)
    tokenizer_exceptions = update_exc(BASE_EXCEPTIONS, TOKENIZER_EXCEPTIONS)
    stop_words = STOP_WORDS
    tag_map = TAG_MAP
    infixes = TOKENIZER_INFIXES
    suffixes = TOKENIZER_SUFFIXES

    @classmethod
    def create_lemmatizer(cls, nlp=None):
        rules = RULES
        lemma_index = LEMMA_INDEX
        lemma_exc = LEMMA_EXC
        lemma_lookup = LOOKUP
        return DutchLemmatizer(index=lemma_index,
                               exceptions=lemma_exc,
                               lookup=lemma_lookup,
                               rules=rules)


class Dutch(Language):
    lang = 'nl'
    Defaults = DutchDefaults


__all__ = ['Dutch']