import json
import datetime
import traceback

from pymysql.cursors import DictCursor
from tqdm import tqdm

from applications import bot, aiditApi
from applications.const import SingleVideoPoolPublishTaskConst
from applications.db import DatabaseConnector
from config import long_articles_config, apolloConfig

config = apolloConfig()
const = SingleVideoPoolPublishTaskConst()

video_pool_config = json.loads(config.getConfigValue(key="video_pool_publish_config"))


class PublishSingleVideoPoolVideos:
    def __init__(self):
        self.db_client = DatabaseConnector(db_config=long_articles_config)
        self.db_client.connect()

    def get_task_list(self, platform:str) -> list[dict]:
        daily_limit = video_pool_config[platform]['process_num_each_day']
        fetch_query = f"""
            select id, content_trace_id, pq_vid
            from single_video_transform_queue
            where status = {const.TRANSFORM_INIT_STATUS} and platform = '{platform}'
            order by score desc
            limit {daily_limit};
        """
        fetch_response = self.db_client.fetch(query=fetch_query, cursor_type=DictCursor)
        return fetch_response

    def update_tasks_status(self,
                           task_id_tuple: tuple,
                           ori_status: int,
                           new_status: int)-> int:
        update_query = f"""
            update single_video_transform_queue
            set status = %s
            where id in %s and status = %s;
        """
        affected_rows = self.db_client.save(
            query=update_query,
            params=(new_status, task_id_tuple, ori_status)
        )
        return affected_rows

    def deal(self):
        """
        entrance of this class
        """
        platform_list = ["sph", "gzh", "toutiao", "hksp", "sohu"]
        for platform in tqdm(platform_list, desc='process each platform'):
            task_list = self.get_task_list(platform)
            task_id_tuple = tuple([task['id'] for task in task_list])
            vid_list = [task['pq_vid'] for task in task_list]
            if vid_list:
                try:
                    # create video crawler plan
                    plan_name = f"{video_pool_config[platform]['nick_name']}-{datetime.datetime.today().strftime('%Y-%m-%d')}-视频数量： {len(vid_list)}"
                    crawler_plan_response = aiditApi.auto_create_single_video_crawler_task(
                        plan_name=plan_name,
                        plan_tag="单视频供给冷启动",
                        video_id_list=vid_list,
                    )
                    crawler_plan_id = crawler_plan_response["data"]["id"]
                    crawler_plan_name = crawler_plan_response["data"]["name"]

                    # bind crawler plan to generate plan
                    crawler_task_list = [
                        {
                            "contentType": 1,
                            "inputSourceModal": 4,
                            "inputSourceChannel": 10,
                            "inputSourceType": 2,
                            "inputSourceValue": crawler_plan_id,
                            "inputSourceSubType": None,
                            "fieldName": None,
                            "inputSourceLabel": "原始帖子-视频-票圈小程序-内容添加计划-{}".format(crawler_plan_name),
                        }
                    ]
                    generate_plan_id = video_pool_config[platform]['generate_plan_id']
                    aiditApi.bind_crawler_task_to_generate_task(
                        crawler_task_list=crawler_task_list,
                        generate_task_id=generate_plan_id,
                    )

                    # update status
                    self.update_tasks_status(
                        task_id_tuple=task_id_tuple,
                        ori_status=const.TRANSFORM_INIT_STATUS,
                        new_status=const.TRANSFORM_SUCCESS_STATUS
                    )
                except Exception as e:
                    bot(
                        title='视频内容池发布任务',
                        detail={
                            'platform': platform,
                            'date': datetime.datetime.today().strftime('%Y-%m-%d'),
                            'msg': '发布视频内容池失败，原因：{}'.format(str(e)),
                            'detail': traceback.format_exc(),
                        },
                        mention=False
                    )
            else:
                bot(
                    title='视频内容池发布任务',
                    detail={
                        'platform': platform,
                        'date': datetime.datetime.today().strftime('%Y-%m-%d'),
                        'msg': '该平台无待发布视频，请关注供给的抓取'
                    },
                    mention=False
                )