import requests, sys, json, lzma, os, time
from bs4 import BeautifulSoup # pip install beautifulsoup4
from multiprocessing.pool import Pool

# Lấy stories chapters
stories = []
with lzma.open("0-stories.jsonl.xz", "rt") as fin:
    for idx, line in enumerate(fin):
        data = json.loads(line)
        # print(data); break
        data["_id"] = idx
        stories.append(data)
print(len(stories), "stories.")

def crawl(story):
    story_id = story["_id"]
    story_url = story["url"]

    r = requests.get(story_url)
    soup = BeautifulSoup(r.content, "html.parser")

    chapters = []
    for a in soup.select("#tab-chapper li a"):
        title = a.text.strip()
        url = a["href"]
        chapters.append({"title": title, "url": url})

    story["html"] = str(soup)
    story["chapters"] = chapters
    return story

# x = crawl(stories[0])
# print(x)

count = 0
with Pool() as pool:
    for story in pool.imap_unordered(crawl, stories):
        with lzma.open("1.jsonl.xz", "at") as fout:
            fout.write(json.dumps(story, ensure_ascii=False) + "\n")
        count += 1
        print(count, story["url"], len(story["chapters"]))