from ..char_classes import LIST_PUNCT, LIST_ELLIPSES, LIST_QUOTES, LIST_ICONS
from ..char_classes import CURRENCY
from ..char_classes import CONCAT_QUOTES, ALPHA_LOWER, ALPHA_UPPER, ALPHA, PUNCT
from ..char_classes import merge_chars, _units


ELISION = " ' ’ ".strip().replace(" ", "").replace("\n", "")


_infixes = (
    LIST_ELLIPSES
    + LIST_ICONS
    + [
        r"(?<=[0-9])[+\-\*^](?=[0-9-])",
        r"(?<=[{al}{q}])\.(?=[{au}{q}])".format(
            al=ALPHA_LOWER, au=ALPHA_UPPER, q=CONCAT_QUOTES
        ),
        r"(?<=[{a}]),(?=[{a}])".format(a=ALPHA),
        r"(?<=[{a}0-9])[:<>=/](?=[{a}])".format(a=ALPHA),
        r"(?<=[{a}][{el}])(?=[{a}0-9])".format(a=ALPHA, el=ELISION),
    ]
)

_units = _units.replace("% ", "")
UNITS = merge_chars(_units)

_suffixes = (
    LIST_PUNCT
    + LIST_ELLIPSES
    + LIST_QUOTES
    + LIST_ICONS
    + [r"-", "—", "–"]
    + [
        r"(?<=[0-9])\+",
        r"(?<=°[FfCcKk])\.",
        r"(?<=[0-9])(?:{c})".format(c=CURRENCY),
        r"(?<=[0-9])(?:{u})".format(u=UNITS),
        r"(?<=[0-9{al}{e}{p}(?:{q})])\.".format(
            al=ALPHA_LOWER, e=r"%²\-\+", q=CONCAT_QUOTES, p=PUNCT
        ),
        r"(?<=[{au}][{au}])\.".format(au=ALPHA_UPPER),
    ]
)

TOKENIZER_INFIXES = _infixes
TOKENIZER_SUFFIXES = _suffixes