# -*- coding: utf-8 -*-

from __future__ import unicode_literals

from ..char_classes import LIST_PUNCT, LIST_ELLIPSES, LIST_QUOTES, LIST_CURRENCY
from ..char_classes import LIST_ICONS, ALPHA_LOWER, ALPHA_UPPER, ALPHA, HYPHENS
from ..char_classes import QUOTES, CURRENCY

_units = (
    "km km² km³ m m² m³ dm dm² dm³ cm cm² cm³ mm mm² mm³ ha µm nm yd in ft "
    "kg g mg µg t lb oz m/s km/h kmh mph hPa Pa mbar mb MB kb KB gb GB tb "
    "TB T G M K км км² км³ м м² м³ дм дм² дм³ см см² см³ мм мм² мм³ нм "
    "кг г мг м/с км/ч кПа Па мбар Кб КБ кб Мб МБ мб Гб ГБ гб Тб ТБ тб"
)


def merge_chars(char):
    return char.strip().replace(" ", "|")


UNITS = merge_chars(_units)

_prefixes = (
    [
        "''",
        "§",
        "%",
        "=",
        r"\+[0-9]+%",  # 90%
        r"\'([0-9]){2}([\-]\'([0-9]){2})*",  # '12'-13
        r"\-([0-9]){1,9}\.([0-9]){1,9}",  # -12.13
        r"\'([Α-Ωα-ωίϊΐόάέύϋΰήώ]+)\'",  # 'αβγ'
        r"([Α-Ωα-ωίϊΐόάέύϋΰήώ]){1,3}\'",  # αβγ'
        r"http://www.[A-Za-z]+\-[A-Za-z]+(\.[A-Za-z]+)+(\/[A-Za-z]+)*(\.[A-Za-z]+)*",
        r"[ΈΆΊΑ-Ωα-ωίϊΐόάέύϋΰήώ]+\*",  # όνομα*
        r"\$([0-9])+([\,\.]([0-9])+){0,1}",
    ]
    + LIST_PUNCT
    + LIST_ELLIPSES
    + LIST_QUOTES
    + LIST_CURRENCY
    + LIST_ICONS
)

_suffixes = (
    LIST_PUNCT
    + LIST_ELLIPSES
    + LIST_QUOTES
    + LIST_ICONS
    + [
        r"(?<=[0-9])\+",  # 12+
        r"([0-9])+\'",  # 12'
        r"([A-Za-z])?\'",  # a'
        r"^([0-9]){1,2}\.",  # 12.
        r" ([0-9]){1,2}\.",  # 12.
        r"([0-9]){1}\) ",  # 12)
        r"^([0-9]){1}\)$",  # 12)
        r"(?<=°[FfCcKk])\.",
        r"([0-9])+\&",  # 12&
        r"(?<=[0-9])(?:{})".format(CURRENCY),
        r"(?<=[0-9])(?:{})".format(UNITS),
        r"(?<=[0-9{}{}(?:{})])\.".format(ALPHA_LOWER, r"²\-\)\]\+", QUOTES),
        r"(?<=[{a}][{a}])\.".format(a=ALPHA_UPPER),
        r"(?<=[Α-Ωα-ωίϊΐόάέύϋΰήώ])\-",  # όνομα-
        r"(?<=[Α-Ωα-ωίϊΐόάέύϋΰήώ])\.",
        r"^[Α-Ω]{1}\.",
        r"\ [Α-Ω]{1}\.",
        # πρώτος-δεύτερος , πρώτος-δεύτερος-τρίτος
        r"[ΈΆΊΑΌ-Ωα-ωίϊΐόάέύϋΰήώ]+([\-]([ΈΆΊΑΌ-Ωα-ωίϊΐόάέύϋΰήώ]+))+",
        r"([0-9]+)mg",  # 13mg
        r"([0-9]+)\.([0-9]+)m",  # 1.2m
    ]
)

_infixes = (
    LIST_ELLIPSES
    + LIST_ICONS
    + [
        r"(?<=[0-9])[+\/\-\*^](?=[0-9])",  # 1/2 , 1-2 , 1*2
        r"([a-zA-Z]+)\/([a-zA-Z]+)\/([a-zA-Z]+)",  # name1/name2/name3
        r"([0-9])+(\.([0-9]+))*([\-]([0-9])+)+",  # 10.9 , 10.9.9 , 10.9-6
        r"([0-9])+[,]([0-9])+[\-]([0-9])+[,]([0-9])+",  # 10,11,12
        r"([0-9])+[ης]+([\-]([0-9])+)+",  # 1ης-2
        # 15/2 , 15/2/17 , 2017/2/15
        r"([0-9]){1,4}[\/]([0-9]){1,2}([\/]([0-9]){0,4}){0,1}",
        r"[A-Za-z]+\@[A-Za-z]+(\-[A-Za-z]+)*\.[A-Za-z]+",  # abc@cde-fgh.a
        r"([a-zA-Z]+)(\-([a-zA-Z]+))+",  # abc-abc
        r"(?<=[{}])\.(?=[{}])".format(ALPHA_LOWER, ALPHA_UPPER),
        r"(?<=[{a}]),(?=[{a}])".format(a=ALPHA),
        r'(?<=[{a}])[?";:=,.]*(?:{h})(?=[{a}])'.format(a=ALPHA, h=HYPHENS),
        r'(?<=[{a}"])[:<>=/](?=[{a}])'.format(a=ALPHA),
    ]
)

TOKENIZER_PREFIXES = _prefixes
TOKENIZER_SUFFIXES = _suffixes
TOKENIZER_INFIXES = _infixes