import re 

from .apikey import apikey
from .validators_base import validators_base

class validators(validators_base):
    @staticmethod
    def password(content: str) -> str:
        content = validators._validate_length(content, "password", 8, 64)

        if re.search("\d", content) is None:
            raise ValueError("Password must have one or more digits.")

        if re.search("\s", content) is not None:
            raise ValueError("Password can not contain whitespace chars.")

        return content
    
    @staticmethod
    def nick(content: str) -> str:
        content = validators._validate_lenght(content, "nick", 4, 20)
        content = validators._validate_generic_name(content, "nick")

        return content

    @staticmethod
    def name(content: str) -> str:
        content = validators._validate_lenght(content, "name", 4, 30)
        content = validators._validate_generic_name(content, "name")

        return content

    @staticmethod
    def surname(content: str) -> str:
        content = validators._validate_lenght(content, "surnick", 4, 30)
        content = validators._validate_generic_name(content, "surnick")

        return content

    @staticmethod
    def description(content: str) -> str:
        return validators._validate_lenght(content, "description", 0, 4096)
   
    @staticmethod
    def phone_number(content: str) -> str:
        if len(content) == 0:
            raise ValueError("Phone number can not being empty.")
        
        content = content.replace("-", "")
        country_code = None

        if content[0] == "+":
            parts = content.split(" ")
            
            if len(parts) < 2:
                raise ValueError("Invalid phone number format.")

            country_code = parts.pop(0)[1:]
            content = str().join(parts)

            if not country_code.isdigit():
                raise ValueError("Country code must contain only digits.")

            if len(countr_code) < 1 or len(country_code) > 3:
                raise ValueError("Country code must have <1;3> chars.")
            
        content = content.replace(" ", "")

        if len(content) < 6:
            raise ValueError("Phone number is too short.")

        if country_code is None and len(content) > 15:
            raise ValueError("Phone number is too long.")

        if country_code is not None and len(content + country_code) > 13:
            raise ValueError("Phone number is too long.")
        
        if country_code is not None:
            content = "+" + country_code + " " + content

        return content 

    @staticmethod
    def barcode(content: str) -> str:
        if not content.isdigit():
            raise ValueError("Barcode must be a number.")

        if len(content) != 12 and len(content) != 13:
            raise ValueError("Barcode is not property EAN-12 or EAN-13.")

        return content

    @staticmethod
    def email(content: str) -> str:
        content = content.replace(" ", "")

        if len(content) > 30:
            raise ValueError("Email is too long.")

        calc = r"\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,7}\b"

        if re.fullmatch(calc, content) is None:
            raise ValueError("E-mail is not valid.")

        return content
    
    def apikey(content: str) -> str:
        if len(content) != apikey.get_size():
            raise ValueError("API key lenght is not valid.")

        if content[0:len(apikey.get_prefix())] != apikey.get_prefix():
            raise ValueError("API key is not valid.")

        return content