import logging
import re
import time

import coloredlogs
import scrapy
from string import ascii_lowercase, ascii_uppercase
from ..pipelines import FoundItem


class HFSearchSpider(scrapy.Spider):
    name = "huggingface_search"
    allowed_domains = ["huggingface.co"]
    start_urls = ['https://huggingface.co/search/full-text?q=sk-{}&limit=100&skip={}'.format(i, j * 100) for i in [*ascii_lowercase, *ascii_uppercase, *range(10), 'etk', 'ant'] for j in range(10)]
    logger = logging.getLogger('HFSearchSpider')
    logger.setLevel(logging.DEBUG)
    coloredlogs.install(logger=logger, level=logging.DEBUG)

    def __init__(self, *args, **kwargs):
        super(HFSearchSpider, self).__init__(*args, **kwargs)
        self.filename = f'found-keys-{int(time.time())}.txt'

    def parse(self, response):
        self.logger.debug(f"Status: {response.status}, URL: {response.url}")
        keys = re.findall(r'(sk-.)</span>([a-zA-Z0-9]{47})', response.text)
        found_keys = set()
        for key in keys:
            found_keys.add(''.join(key))
        if len(found_keys):
            self.logger.debug(f"{found_keys}")
            yield FoundItem(url=response.url, matches=found_keys)