#!/usr/bin/env python

import re
import sys
from datetime import datetime

import scrapy
from scrapy.crawler import CrawlerProcess
from scrapy.spiders import CrawlSpider, Rule
from scrapy.linkextractors import LinkExtractor


class TvShowItem(scrapy.Item):
    article_id: scrapy.Field = scrapy.Field()
    article_title: scrapy.Field = scrapy.Field()
    title:scrapy.Field = scrapy.Field()
    date: scrapy.Field = scrapy.Field()
    summary: scrapy.Field = scrapy.Field()
    image_url: scrapy.Field = scrapy.Field()
    download_url: scrapy.Field = scrapy.Field()


class TvShow(CrawlSpider):
    name: str = "rlsb_tvshow"
    allowed_domains: list[str] = ["rlsbb.ru"]
    start_urls: list[str] = ["https://rlsbb.ru/category/tv-shows/"]
    custom_settings = {
        'USER_AGENT': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36',
        'AUTOTHROTTLE_ENABLED': True,
        'DOWNLOAD_DELAY': 10,
    }
    rules: list[Rule] = [
        Rule(LinkExtractor(allow=r"/tv-shows/page/"), callback="parse", follow=True)
    ]

    def parse(self, response):
        for article in response.css("article"):
            item = TvShowItem()
            item['article_id'] = article.attrib['id'],
            item['article_title'] = article.css('h1.entry-title > a::text').get(),
            item['title'] = article.css('.entry-summary > p:nth-child(4) > strong::text').get(),
            item['date'] = self.parse_date(article.css('.entry-meta-header-before::text').getall()[1].strip()),
            item['summary'] = article.xpath('.//div[@class="entry-summary"]/node()').extract(),
            item['image_url'] = article.css('.entry-summary > p > img::attr(src)').get(),
            item['download_url'] = article.css('.entry-summary > p > a[href ^= "https://rapidgator"]::attr(href)').get()
            yield item

    def parse_date(self, formatted_date: str):
        formatted_date = re.sub(r'(\d)(st|nd|rd|th)', r'\1', formatted_date)
        return datetime.strptime(formatted_date, "Posted on %B %d, %Y at %H:%M in")


def main():
    process = CrawlerProcess()
    _ = process.crawl(TvShow)
    process.start()
    return 0


if __name__ == "__main__":
    sys.exit(main())