import _thread
import json
import math
import os
from concurrent import futures
from queue import Queue

import django
import requests
from bs4 import BeautifulSoup

from PixivSearch.settings import logger

os.environ.setdefault("DJANGO_SETTINGS_MODULE", "PixivSearch.settings")
django.setup()
from PixivSearch.model.config import mediaInfo, stat

current_mediaInfo = None

isStop = None


def stop_():
    global isStop
    isStop = True


def save(params):
    if isStop:
        return
    logger.info(params)
    bangumi_id = params[0]
    season_id = params[1]
    media_id = params[2]

    url = "https://www.bilibili.com/bangumi/media/md%d" % media_id
    try:
        req = requests.get(url, timeout=10)
    except BaseException as e:
        logger.error(repr(e))
        save(media_id)
    logger.info("request_url=%s,status_code=%d" % (url, req.status_code))
    if req.status_code == 200:
        tag = BeautifulSoup(req.text, 'lxml')
        script = tag.select("script")[3].text
        json_str = script[script.index("=") + 1:script.index("function") - 2]
        json_obj = json.loads(json_str)
        try:
            if 'mediaInfo' in json_obj and 'stat' in json_obj['mediaInfo'] and 'chn_name' in json_obj['mediaInfo']:
                stat_info = json_obj['mediaInfo']['stat']
                print(stat_info)
                mediaInfo(bangumi_id=bangumi_id, season_id=season_id, media_id=media_id,
                          chn_name=json_obj['mediaInfo']['chn_name']).save()
                global current_mediaInfo
                current_mediaInfo = mediaInfo.objects.get(pk=season_id)
                stat(id=season_id, danmakus=int(stat_info['danmakus']), favorites=stat_info['favorites'],
                     views=stat_info['views']).save()
        except BaseException as e:
            logger.error(repr(e))


def get_():
    global current_mediaInfo
    return current_mediaInfo


page_size = 10
queue = Queue(page_size)


def listen():
    while True:
        ids = queue.get()
        try:
            executors = futures.ThreadPoolExecutor(page_size)
            with executors as executor:
                executor.map(save, ids)
            logger.info('结束爬虫')
        except BaseException as e:
            logger.error(repr(e))


_thread.start_new_thread(listen, ())


def getIds():
    seasonIdList = []
    page = 1
    pages = None
    name = 'seasonListCallback'
    global isStop
    isStop = False
    while isStop == False and (pages is None or page <= pages):

        url = 'https://bangumi.bilibili.com/web_api/season/index_global?page=%d&page_size=%d' % (page, page_size)
        logger.info(url)
        try:
            req = requests.get(url, timeout=10)
            if req.status_code == 200:
                json_obj = json.loads(req.text)
                if 'result' in json_obj and 'list' in json_obj['result']:
                    bangumiList = json_obj['result']['list']
                    ids = []
                    for bangumi in bangumiList:
                        if isStop:
                            break
                        if 'season_id' in bangumi:
                            season_id = int(bangumi['season_id'])
                            if season_id in seasonIdList:
                                continue
                            url = 'https://bangumi.bilibili.com/jsonp/seasoninfo/%d.ver?callback=%s&jsonp=jsonp' % (
                                season_id, name)
                            logger.info(url)
                            req = requests.get(url, timeout=10)
                            if req.status_code == 200:
                                child_json_obj = json.loads(
                                    req.text.replace('seasonListCallback(', '').replace(');', ''))
                                if 'result' in child_json_obj and 'bangumi_id' in child_json_obj['result']:
                                    bangumi_id = int(child_json_obj['result']['bangumi_id'])
                                    if 'media' in child_json_obj['result']:
                                        media_id = int(child_json_obj['result']['media']['media_id'])
                                        ids.append((bangumi_id, season_id, media_id))
                                        seasonIdList.append(season_id)
                if pages is None and 'count' in json_obj['result']:
                    pages = int(math.ceil(int(json_obj['result']['count']) / page_size))
                page = page + 1
                logger.info('获取id数量%d' % len(ids))
                queue.put(ids)
        except BaseException as e:
            logger.error(repr(e))
            continue


def A(e):
    logger.info(e)


if __name__ == '__main__':
    getIds()