title_with_video/tasks/newContentIdTask.py

"""
@author: luojunhui
"""
import json
import time

import asyncio

from applications.config import Config
from applications.log import logging
from applications.functions.pqFunctions import publish_to_pq
from applications.functions.common import shuffle_list
from applications.functions.kimi import KimiServer
from applications.spider import search_videos_from_web
from applications.etl_function import *


class NewContentIdTask(object):
    """
    不存在历史已经发布的文章的匹配流程
    """
    TASK_INIT_STATUS = 0
    TASK_KIMI_FINISHED_STATUS = 1
    TASK_SPIDER_FINISHED_STATUS = 2
    TASK_ETL_FINISHED_STATUS = 3
    TASK_PUBLISHED_STATUS = 4
    TASK_PROCESSING_STATUS = 101
    TASK_FAIL_STATUS = 99
    ARTICLE_TEXT_TABLE_ERROR = 98
    TASK_MAX_PROCESS_TIMES = 3

    def __init__(self, mysql_client):
        self.mysql_client = mysql_client
        self.config = Config()
        self.article_match_video_table = self.config.article_match_video_table
        self.article_text_table = self.config.article_text_table
        self.article_crawler_video_table = self.config.article_crawler_video_table
        self.gh_id_dict = json.loads(self.config.get_config_value("testAccountLevel2"))
        self.account_map = json.loads(self.config.get_config_value("accountMap"))
        self.spider_coroutines = self.config.get_config_value("spiderCoroutines")

    async def get_tasks(self):
        """
        获取 task
        :return:
        """
        # 获取 content_status 为 处理中 的任务，判断时间, 如果超过 1h 则，则将它改为 0， process_times + 1
        select_processing_sql = f"""
            SELECT 
                trace_id, content_status_update_time, process_times
            FROM 
                {self.article_match_video_table}
            WHERE 
                    content_status = {self.TASK_PROCESSING_STATUS} 
                and process_times <= {self.TASK_MAX_PROCESS_TIMES}; 
        """
        processing_articles = await self.mysql_client.async_select(select_processing_sql)
        if processing_articles:
            processing_list = [
                {
                    "trace_id": item[0],
                    "content_status_update_time": item[1],
                    "process_times": item[2]
                }
                for item in processing_articles
            ]
            for obj in processing_list:
                if int(time.time()) - obj['content_status_update_time'] >= 3600:
                    # 认为该任务失败
                    await self.roll_back_content_status_when_fails(
                        process_times=obj['process_times'] + 1,
                        trace_id=obj['trace_id']
                    )
        # 将  process_times > 3 且状态不为 4 的任务的状态修改为失败,
        update_status_sql = f"""
            UPDATE 
                {self.article_match_video_table}
            SET 
                content_status = %s
            WHERE 
                process_times > %s and content_status != %s;
        """
        await self.mysql_client.async_insert(
            update_status_sql,
            params=(
                self.TASK_FAIL_STATUS,
                self.TASK_MAX_PROCESS_TIMES,
                self.TASK_PUBLISHED_STATUS
            )
        )
        # 获取  process_times <= 3 且  content_status = 0 的任务
        select_sql = f"""
            SELECT
                trace_id, content_id, flow_pool_level, gh_id, process_times
            FROM
                {self.article_match_video_table}
            WHERE
                    content_status = {self.TASK_INIT_STATUS}
                and process_times <= {self.TASK_MAX_PROCESS_TIMES}
            LIMIT {self.spider_coroutines};
        """
        tasks = await self.mysql_client.async_select(select_sql)
        if tasks:
            return [
                {
                    "trace_id": i[0],
                    "content_id": i[1],
                    "flow_pool_level": i[2],
                    "gh_id": i[3],
                    "process_times": i[4]
                }
                for i in tasks
            ]
        else:
            return []

    async def get_video_list(self, content_id):
        """
        判断该文章是否存在历史匹配视频
        :param content_id
        :return:
        """
        sql = f"""
        SELECT id
        FROM {self.article_crawler_video_table}
        WHERE content_id = '{content_id}' and download_status = 2;
        """
        res_tuple = await self.mysql_client.async_select(sql)
        if len(res_tuple) >= 3:
            return True
        else:
            return False

    async def update_content_status(self, new_content_status, trace_id, ori_content_status):
        """
        :param new_content_status:
        :param trace_id:
        :param ori_content_status:
        :return:
        """
        update_sql = f"""
                    UPDATE {self.article_match_video_table}
                    SET content_status = %s, content_status_update_time = %s
                    WHERE trace_id = %s and content_status = %s;
                    """
        row_counts = await self.mysql_client.async_insert(
            sql=update_sql,
            params=(
                new_content_status,
                int(time.time()),
                trace_id,
                ori_content_status
            )
        )
        return row_counts

    async def roll_back_content_status_when_fails(self, process_times, trace_id):
        """
        处理失败，回滚至初始状态，处理次数加 1
        :param process_times:
        :param trace_id:
        :return:
        """
        update_article_sql = f"""
                            UPDATE {self.article_match_video_table}
                            SET
                                content_status = %s, 
                                content_status_update_time = %s,
                                process_times = %s
                            WHERE trace_id = %s and content_status = %s;
                        """
        await self.mysql_client.async_insert(
            sql=update_article_sql,
            params=(
                self.TASK_INIT_STATUS,
                int(time.time()),
                process_times + 1,
                trace_id,
                self.TASK_PROCESSING_STATUS
            )
        )

    async def judge_whether_same_content_id_is_processing(self, content_id):
        """
        同一个 content_id只需要处理一次
        :param content_id:
        :return:
        """
        select_sql = f"""
                   SELECT distinct content_status
                   FROM {self.article_match_video_table}
                   WHERE content_id = '{content_id}';
        """
        result = await self.mysql_client.async_select(select_sql)
        if result:
            for item in result:
                content_status = item[0]
                if content_status not in {self.TASK_INIT_STATUS, self.TASK_PUBLISHED_STATUS} :
                    return True
            return False
        else:
            return False

    async def get_downloaded_videos(self, content_id):
        """
        获取已下载的视频
        :return:
        """
        sql = f"""
                SELECT platform, play_count, like_count, video_oss_path, cover_oss_path, user_id
                FROM {self.article_crawler_video_table}
                WHERE content_id = '{content_id}' and download_status = 2
                ORDER BY score DESC;
                """
        res_tuple = await self.mysql_client.async_select(sql)
        return [
            {
                "platform": i[0],
                "play_count": i[1],
                "like_count": i[2],
                "video_oss_path": i[3],
                "cover_oss_path": i[4],
                "uid": i[5]
            }
            for i in res_tuple
        ]

    async def get_kimi_status(self, content_id):
        """
        通过 content_id 获取kimi info
        :return:
        """
        select_sql = f"""
                    select kimi_status
                    from {self.article_text_table}
                    where content_id = '{content_id}';
                    """
        response = await self.mysql_client.async_select(select_sql)
        if response:
            kimi_status = response[0][0]
            return kimi_status
        else:
            return self.ARTICLE_TEXT_TABLE_ERROR

    async def kimi_task(self, params):
        """
        执行 kimi 任务
        :return:
        """
        KIMI_SUCCESS_STATUS = 1
        KIMI_FAIL_STATUS = 2
        content_id = params['content_id']
        trace_id = params['trace_id']
        process_times = params['process_times']
        kimi_status_code = await self.get_kimi_status(content_id=content_id)

        if kimi_status_code == KIMI_SUCCESS_STATUS:
            affected_rows = await self.update_content_status(
                new_content_status=self.TASK_KIMI_FINISHED_STATUS,
                trace_id=trace_id,
                ori_content_status=self.TASK_INIT_STATUS
            )
            if affected_rows == 0:
                logging(
                    code="6000",
                    info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
                )
                return
            get_kimi_sql = f"""
            SELECT article_title, kimi_title, kimi_summary, kimi_keys
            FROM {self.article_text_table}
            WHERE content_id = '{content_id}';
            """
            kimi_info = await self.mysql_client.async_select(get_kimi_sql)
            return {
                "kimi_title": kimi_info[0][1],
                "ori_title": kimi_info[0][0],
                "kimi_summary": kimi_info[0][2],
                "kimi_keys": json.loads(kimi_info[0][3])
            }
        elif kimi_status_code == self.ARTICLE_TEXT_TABLE_ERROR:
            logging(
                code="4000",
                info="long_articles_text表中未找到 content_id"
            )
        else:
            # 开始处理，讲 content_status 从 0  改为  101
            affected_rows = await self.update_content_status(
                new_content_status=self.TASK_PROCESSING_STATUS,
                trace_id=trace_id,
                ori_content_status=self.TASK_INIT_STATUS
            )
            if affected_rows == 0:
                logging(
                    code="6000",
                    info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
                )
                return
            K = KimiServer()
            try:
                select_sql = f"""
                select article_title, article_text
                from {self.article_text_table}
                where content_id = '{content_id}'
                """
                res = await self.mysql_client.async_select(select_sql)
                article_obj = {
                    "article_title": res[0][0],
                    "article_text": res[0][1],
                    "content_id": content_id
                }
                kimi_info = await K.search_kimi_schedule(params=article_obj)
                kimi_title = kimi_info['k_title']
                content_title = kimi_info['content_title'].replace("'", "").replace('"', "")
                content_keys = json.dumps(kimi_info['content_keys'], ensure_ascii=False)
                update_kimi_sql = f"""
                        UPDATE {self.article_text_table} 
                        SET
                            kimi_title = %s,
                            kimi_summary = %s,
                            kimi_keys = %s,
                            kimi_status = %s
                        WHERE content_id = %s;"""
                await self.mysql_client.async_insert(
                    sql=update_kimi_sql,
                    params=(kimi_title, content_title, content_keys, KIMI_SUCCESS_STATUS, params['content_id'])
                )
                await self.update_content_status(
                    new_content_status=self.TASK_KIMI_FINISHED_STATUS,
                    trace_id=trace_id,
                    ori_content_status=self.TASK_PROCESSING_STATUS
                )
                return {
                    "kimi_title": kimi_title,
                    "ori_title": article_obj['article_title'],
                    "kimi_summary": content_title,
                    "kimi_keys": kimi_info['content_keys']
                }
            except Exception as e:
                # kimi 任务处理失败
                update_kimi_sql = f"""
                        UPDATE {self.article_text_table}
                        SET
                            kimi_status = %s 
                        WHERE content_id = %s
                        """
                await self.mysql_client.async_insert(
                    sql=update_kimi_sql,
                    params=(
                        KIMI_FAIL_STATUS,
                        content_id
                    )
                )
                # 将状态由 101  回退为  0
                await self.roll_back_content_status_when_fails(
                    process_times=process_times,
                    trace_id=trace_id
                )
                return {}

    async def spider_task(self, params, kimi_result):
        """
        爬虫任务
        :return:
        """
        SPIDER_INIT_STATUS = 1
        trace_id = params['trace_id']
        content_id = params['content_id']
        process_times = params['process_times']
        gh_id = params['gh_id']
        select_sql = f"""
        select count(id) from {self.article_crawler_video_table} where content_id = '{content_id}';
        """
        count_tuple = await self.mysql_client.async_select(select_sql)
        counts = count_tuple[0][0]
        if counts >= 3:
            await self.update_content_status(
                new_content_status=self.TASK_SPIDER_FINISHED_STATUS,
                trace_id=trace_id,
                ori_content_status=SPIDER_INIT_STATUS
            )
            return True
        # 开始处理，将状态由 1 改成  101
        affected_rows = await self.update_content_status(
            new_content_status=self.TASK_PROCESSING_STATUS,
            ori_content_status=SPIDER_INIT_STATUS,
            trace_id=trace_id
        )
        if affected_rows == 0:
            logging(
                code="6000",
                info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
            )
            return False
        try:
            search_videos_count = await search_videos_from_web(
                info={
                    "ori_title": kimi_result['ori_title'],
                    "kimi_summary": kimi_result['kimi_summary'],
                    "kimi_keys": kimi_result['kimi_keys'],
                    "trace_id": trace_id,
                    "gh_id": gh_id,
                    "content_id": content_id,
                    "crawler_video_table": self.article_crawler_video_table
                },
                gh_id_map=self.account_map,
                db_client=self.mysql_client
            )
            if search_videos_count >= 3:
                # 表示爬虫任务执行成功, 将状态从 101  改为 2
                await self.update_content_status(
                    new_content_status=self.TASK_SPIDER_FINISHED_STATUS,
                    trace_id=trace_id,
                    ori_content_status=self.TASK_PROCESSING_STATUS
                )
                return True
            else:
                await self.roll_back_content_status_when_fails(
                    process_times=process_times + 1,
                    trace_id=trace_id
                )
                return False
        except Exception as e:
            await self.roll_back_content_status_when_fails(
                process_times=process_times + 1,
                trace_id=trace_id
            )
            print("爬虫处理失败: {}".format(e))
            return False

    async def etl_task(self, params):
        """
        download && upload videos
        :param params:
        :return:
        """
        VIDEO_DOWNLOAD_SUCCESS_STATUS = 2
        VIDEO_DOWNLOAD_FAIL_STATUS = 3
        ETL_TASK_INIT_STATUS = 2
        trace_id = params['trace_id']
        content_id = params['content_id']
        # 判断是否有三条已经下载完成的视频
        select_sql = f"""
            select count(id) 
            from {self.article_crawler_video_table} 
            where content_id = '{content_id}' and download_status = {VIDEO_DOWNLOAD_SUCCESS_STATUS};
        """
        video_count_tuple = await self.mysql_client.async_select(select_sql)
        video_count = video_count_tuple[0][0]
        if video_count >= 3:
            affect_rows = await self.update_content_status(
                ori_content_status=ETL_TASK_INIT_STATUS,
                trace_id=trace_id,
                new_content_status=self.TASK_ETL_FINISHED_STATUS
            )
            if affect_rows == 0:
                logging(
                    code="6000",
                    info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
                )
                return False
            return True
        else:
            # 开始处理, 将文章状态修改为处理状态
            affected_rows = await self.update_content_status(
                ori_content_status=ETL_TASK_INIT_STATUS,
                trace_id=trace_id,
                new_content_status=self.TASK_PROCESSING_STATUS
            )
            if affected_rows == 0:
                logging(
                    code="6000",
                    info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
                )
                return False
            select_sql = f"""
                SELECT id, out_video_id, platform, video_title, video_url, cover_url, user_id, trace_id
                FROM {self.article_crawler_video_table}
                WHERE content_id = '{content_id}' and download_status != {VIDEO_DOWNLOAD_SUCCESS_STATUS}
                ORDER BY score DESC;
            """
            videos_need_to_download_tuple = await self.mysql_client.async_select(select_sql)
            downloaded_count = 0
            for line in videos_need_to_download_tuple:
                params = {
                    "id": line[0],
                    "video_id": line[1],
                    "platform": line[2],
                    "video_title": line[3],
                    "video_url": line[4],
                    "cover_url": line[5],
                    "user_id": line[6],
                    "trace_id": line[7]
                }
                try:
                    local_video_path, local_cover_path = generate_video_path(params['platform'], params['video_id'])
                    # download videos
                    file_path = await download_video(
                        file_path=local_video_path,
                        platform=params['platform'],
                        video_url=params['video_url']
                    )
                    # download cover
                    cover_path = await download_cover(
                        file_path=local_cover_path,
                        platform=params['platform'],
                        cover_url=params['cover_url']
                    )
                    oss_video = await upload_to_oss(
                        local_video_path=file_path,
                        download_type="video"
                    )
                    if cover_path:
                        oss_cover = await upload_to_oss(
                            local_video_path=cover_path,
                            download_type="image"
                        )
                    else:
                        oss_cover = None
                    update_sql = f"""
                                    UPDATE {self.article_crawler_video_table}
                                    SET video_oss_path = %s, cover_oss_path = %s, download_status = %s
                                    WHERE id = %s;
                    """
                    await self.mysql_client.async_insert(
                        sql=update_sql,
                        params=(
                            oss_video,
                            oss_cover,
                            VIDEO_DOWNLOAD_SUCCESS_STATUS,
                            params['id']
                        )
                    )
                    downloaded_count += 1
                    if downloaded_count > 3:
                        await self.update_content_status(
                            ori_content_status=self.TASK_PROCESSING_STATUS,
                            trace_id=trace_id,
                            new_content_status=self.TASK_ETL_FINISHED_STATUS
                        )
                        return True
                except Exception as e:
                    update_sql = f"""
                    UPDATE {self.article_crawler_video_table}
                    SET download_status = %s
                    WHERE id = %s;
                    """
                    await self.mysql_client.async_insert(
                        sql=update_sql,
                        params=(VIDEO_DOWNLOAD_FAIL_STATUS, params['id'])
                    )
            if downloaded_count >= 3:
                await self.update_content_status(
                    ori_content_status=self.TASK_PROCESSING_STATUS,
                    trace_id=trace_id,
                    new_content_status=self.TASK_ETL_FINISHED_STATUS
                )
                return True
            else:
                await self.roll_back_content_status_when_fails(
                    process_times=params['process_times'] + 1,
                    trace_id=params['trace_id']
                )
                return False

    async def publish_task(self, params, kimi_title):
        """
        发布任务
        :param kimi_title:
        :param params:
        :return:
        """
        PUBLISH_DEFAULT_STATUS = 3
        gh_id = params['gh_id']
        flow_pool_level = params['flow_pool_level']
        content_id = params['content_id']
        trace_id = params['trace_id']
        process_times = params['process_times']
        # 开始处理，将状态修改为操作状态
        affected_rows = await self.update_content_status(
            ori_content_status=PUBLISH_DEFAULT_STATUS,
            trace_id=trace_id,
            new_content_status=self.TASK_PROCESSING_STATUS
        )
        if affected_rows == 0:
            logging(
                code="6000",
                info="多个进程抢占同一个任务的执行状态锁，抢占失败，return"
            )
            return False
        try:
            download_videos = await self.get_downloaded_videos(content_id)
            match flow_pool_level:
                case "autoArticlePoolLevel4":
                    # 冷启层， 全量做
                    video_list = shuffle_list(download_videos)[:3]
                case "autoArticlePoolLevel3":
                    if self.gh_id_dict.get(gh_id):
                        video_list = shuffle_list(download_videos)[:3]
                    else:
                        video_list = download_videos[:3]
                case "autoArticlePoolLevel2":
                    # 次条，只针对具体账号做
                    video_list = []
                case "autoArticlePoolLevel1":
                    # 头条，先不做
                    video_list = download_videos[:3]
                case _:
                    video_list = download_videos[:3]
            L = []
            for video_obj in video_list:
                params = {
                    "videoPath": video_obj['video_oss_path'],
                    "uid": video_obj['uid'],
                    "title": kimi_title
                }
                response = await publish_to_pq(params)
                # time.sleep(2)
                obj = {
                    "uid": video_obj['uid'],
                    "source": video_obj['platform'],
                    "kimiTitle": kimi_title,
                    "videoId": response['data']['id'],
                    "videoCover": response['data']['shareImgPath'],
                    "videoPath": response['data']['videoPath'],
                    "videoOss": video_obj['video_oss_path']
                }
                L.append(obj)
            update_sql = f"""
                    UPDATE {self.article_match_video_table}
                    SET content_status = %s, response = %s, process_times = %s
                    WHERE trace_id = %s and content_status = %s;
                    """
            # 从操作中状态修改为已发布状态
            await self.mysql_client.async_insert(
                sql=update_sql,
                params=(
                    self.TASK_PUBLISHED_STATUS,
                    json.dumps(L, ensure_ascii=False),
                    process_times + 1,
                    trace_id,
                    self.TASK_PROCESSING_STATUS
                )
            )
        except Exception as e:
            await self.roll_back_content_status_when_fails(
                process_times=params['process_times'] + 1,
                trace_id=params['trace_id']
            )
            print(e)

    async def start_process(self, params):
        """
        处理单篇文章
        :param params:
        :return:
        """
        # step1： 执行 kimi 操作
        # time.sleep(5) # 测试多个进程操作同一个 task 的等待时间
        kimi_result = await self.kimi_task(params)
        trace_id = params['trace_id']
        if kimi_result:
            # 等待 kimi 操作执行完成之后，开始执行 spider_task
            print("kimi success")
            logging(
                code=3001,
                info="kimi success",
                trace_id=trace_id
            )
            spider_flag = await self.spider_task(params=params, kimi_result=kimi_result)
            if spider_flag:
                # 等待爬虫执行完成后，开始执行 etl_task
                print("spider success")
                logging(
                    code=3002,
                    info="spider_success",
                    trace_id=trace_id
                )
                etl_flag = await self.etl_task(params)
                if etl_flag:
                    # 等待下载上传完成，执行发布任务
                    print("etl success")
                    logging(
                        code="3003",
                        info="etl_success",
                        trace_id=trace_id
                    )
                    try:
                        await self.publish_task(params, kimi_result['kimi_title'])
                        logging(
                            code="3004",
                            info="publish_success",
                            trace_id=trace_id
                        )
                    except Exception as e:
                        logging(
                            code="6004",
                            info="publish 失败--{}".format(e),
                            trace_id=params['trace_id']
                        )
                else:
                    logging(
                        code="6003",
                        info="ETL 处理失败",
                        trace_id=params['trace_id']
                    )
            else:
                logging(
                    code="6002",
                    info="爬虫处理失败",
                    trace_id=params['trace_id']
                )
        else:
            logging(
                code="6001",
                info="kimi 处理失败",
                trace_id=params['trace_id']
            )

    async def process_task(self, params):
        """
        处理任务
        :return:
        """
        content_id = params['content_id']
        download_videos = await self.get_video_list(content_id)
        if not download_videos:
            # 开始处理, 判断是否有相同的文章 id 正在处理
            processing_flag = await self.judge_whether_same_content_id_is_processing(content_id)
            if processing_flag:
                logging(
                    code="9001",
                    info="该 content id 正在处理中， 跳过此任务"
                )
            else:
                await self.start_process(params=params)
        else:
            print("存在已下载视频")

    async def deal(self):
        """
        function
        :return:
        """
        task_list = await self.get_tasks()
        print(task_list)
        task_dict = {}
        # 对 content_id去重
        for task in task_list:
            key = task['content_id']
            task_dict[key] = task
        process_list = []
        for item in task_dict:
            process_list.append(task_dict[item])
        logging(
            code="5001",
            info="Match Task Got {} this time".format(len(task_list)),
            function="Publish Task"
        )
        if task_list:
            tasks = [self.process_task(params) for params in process_list]
            await asyncio.gather(*tasks)
        else:
            logging(
                code="9008",
                info="没有要处理的请求"
            )