import random
import re
import jieba
from typing import List

SKILL_TAGS = [
    "C++",
    "Java",
    "Python",
    "TypeScript",
    "iOS",
    "Android",
    "Web",
    "Javascript",
    "Vue",
    "Go",
]


# dynamically update skill tags? maybe based on the most commonly extracted keywords to help the system adapt to change
def updateSkillTags(string):
    SKILL_TAGS.append(string)


def generate_auth_code():
    filtered = "0123456789"
    code = "".join(random.choice(filtered) for i in range(6))
    return code


# TODO: Need to optimize
def generate_self_intro_summary(content_html: str) -> str:
    element_html = re.compile("<.*?>")
    content_text = re.sub(element_html, "", content_html).strip()
    return content_text[:50]


# TODO: Need to optimize
def extract_skill_tags(content_html: str) -> List[str]:
    element_html = re.compile("<.*?>")
    content_text = re.sub(element_html, "", content_html).strip()
    words = set([word.lower() for word in jieba.cut(content_text) if word.strip()])

    results = []
    for tag in SKILL_TAGS:
        if tag.lower() in words:
            results.append(tag)
    return results


def extract_title(content_html: str) -> List[str]:
    element_html = re.compile("<.*?>")
    content_text = re.sub(element_html, "\n", content_html).strip()

    cut_point_indexes = []
    for cut_point in [".", ",", ";", "\r", "\n"]:
        result = content_text.find(cut_point)
        if result > 0:
            cut_point_indexes.append(result)

    title = (
        content_text[: min(cut_point_indexes)]
        if len(cut_point_indexes) > 0
        else content_text
    )
    return title


def check_password_complexity(password):
    lowercase_pattern = r"[a-z]"
    uppercase_pattern = r"[A-Z]"
    digit_pattern = r"\d"
    special_pattern = r'[!@#$%^&*(),.?":{}|<>]'

    password_lowercase_one = bool(re.search(lowercase_pattern, password))
    password_uppercase_one = bool(re.search(uppercase_pattern, password))
    password_digit_one = bool(re.search(digit_pattern, password))
    password_special_one = bool(re.search(special_pattern, password))

    if (
        password_lowercase_one
        and password_uppercase_one
        and password_digit_one
        and password_special_one
    ):
        return True
    else:
        return False