"""
@author: luojunhui
@description: 校验视频状态，若视频状态为不通过，则修改视频状态
"""
import os
import time

import multiprocessing

from tqdm import tqdm

from applications import PQAPI, PQMySQL, bot


class VideoStatusManager(object):
    """
    视频状态校验 and 修改
    """
    db_client = PQMySQL()
    pq_api = PQAPI()

    @classmethod
    def getVideoListStatus(cls, videoList):
        """
        获取视频 list 的状态，并且返回状态为不通过的视频 list
        :param videoList: 视频 id_list， 最长为 20
        :return: bad video list
        """
        response = cls.pq_api.getPQVideoListDetail(video_list=videoList)
        detail_list = response.get('data', [])
        if detail_list:
            bad_video_list = [i for i in detail_list if i['auditStatus'] != 5]
            bad_id_list = [i['id'] for i in bad_video_list]
        else:
            bad_id_list = []
        return bad_id_list

    @classmethod
    def getPublishedVideoIdsDaily(cls):
        """
        获取每日发布的视频 id 的状态
        :return:
        publish_time > {today_time_stamp} and
        """
        select_sql = f"""
        SELECT video_id
        FROM get_off_videos
        WHERE check_status = 0 and video_status = 1;
        """
        video_id_tuple = cls.db_client.select(select_sql)
        video_id_list = [i[0] for i in video_id_tuple]
        return video_id_list

    @classmethod
    def updateCheckStatus(cls, vid_list):
        """

        :param vid_list:
        :return:
        """
        sql = f"""
        UPDATE get_off_videos
        SET check_status = %s
        where video_id in %s;
        """
        cls.db_client.update(
            sql=sql,
            params=(1, tuple(vid_list))
        )
        print("更新 check_status 成功")

    @classmethod
    def deal(cls):
        """
        Deal Function
        :return:
        """

        def chunk_iterator(arr, chunk_size):
            """生成器函数，将数组分组成指定大小的chunks"""
            for i in range(0, len(arr), chunk_size):
                yield arr[i:i + chunk_size]

        video_id_list = cls.getPublishedVideoIdsDaily()

        video_chunks = chunk_iterator(video_id_list, 10)

        bad_count = 0
        for video_temp in video_chunks:
            bad_id_list = cls.getVideoListStatus(video_temp)
            fail_list = []
            if bad_id_list:
                bad_count += len(bad_id_list)
                for bad_id in tqdm(bad_id_list):
                    response = cls.pq_api.changeVideoStatus(bad_id)
                    if not response:
                        fail_list.append(bad_id)
            if fail_list:
                bot(
                    title="修改视频状态失败",
                    detail=fail_list
                )
            cls.updateCheckStatus(video_temp)
        print("total", len(video_id_list))
        print("bad_total", bad_count)


def task():
    """
    task
    :return:
    """
    while True:
        VM = VideoStatusManager()
        VM.deal()
        # print(1)
        time.sleep(10 * 60)


if __name__ == '__main__':
    process = None

    try:
        while True:
            if process is None or not process.is_alive():
                process = multiprocessing.Process(target=task)
                process.start()

            time.sleep(60)
    except KeyboardInterrupt:
        if process and process.is_alive():
            process.terminate()