"""
@author: luojunhui
"""
import requests
import pymysql


class Functions(object):
    """
    functions class
    """

    @classmethod
    def getTitleScore(cls, title_list, account_name):
        """
        标题打分
        :param title_list:
        :param account_name:
        :return:
        """
        url = "http://192.168.100.31:6060/score_list"
        body = {
            "account_nickname_list": [account_name],
            "text_list": title_list,
            "max_time": None,
            "min_time": None,
            "interest_type": "avg",
            "sim_type": "mean",
            "rate": 0.1
        }
        response = requests.post(url=url, headers={}, json=body).json()
        return response

    @classmethod
    def matchLinkById(cls, channel_content_id):
        """
        Use channelContentId to match articleUrl
        :param channel_content_id:
        :return:
        """
        connection = pymysql.connect(
            host='rm-bp12k5fuh5zyx31d28o.mysql.rds.aliyuncs.com',
            port=3306,
            user='wx2023_ad',
            password='wx2023_adP@assword1234',
            db='adplatform',
            charset='utf8mb4'
        )
        sql = f"""select account_id, link, item_index from changwen_article where id = '{channel_content_id}';"""
        cursor = connection.cursor()
        cursor.execute(sql)
        article_link = cursor.fetchone()
        return article_link

    @classmethod
    def matchLinkByIdTuple(cls, channel_id_tuple):
        """
        Use channelContentId to match articleUrl
        :param channel_id_tuple:
        :return:
        """
        connection = pymysql.connect(
            host='rm-bp12k5fuh5zyx31d28o.mysql.rds.aliyuncs.com',
            port=3306,
            user='wx2023_ad',
            password='wx2023_adP@assword1234',
            db='adplatform',
            charset='utf8mb4'
        )
        sql = f"""select id, account_id, link, item_index, title from changwen_article where id in {channel_id_tuple};"""
        cursor = connection.cursor()
        cursor.execute(sql)
        article_link = cursor.fetchall()
        L = {}
        for line in article_link:
            key = line[0]
            value = {
                "gh_key": "{}_{}".format(line[1], line[3]),
                "url": line[2],
                "title": line[4]
            }
            L[key] = value
        return L

    @classmethod
    def TitleSimilarity(cls, title_list, target_title):
        """
        计算标题相似度
        :return:
        """

        def title_sim_v2(title_a, title_b, thredhold=0.8):
            """
            :param title_a:
            :param title_b:
            :param thredhold:
            :return:
            """
            if len(title_a) < 1 or len(title_b) < 1:
                return False
            set_a = set(title_a)
            set_b = set(title_b)
            set_cross = set_a & set_b
            set_union = set_a | set_b
            if not set_union:
                return False
            min_len = max(min(len(set_a), len(set_b)), 1)
            rate = len(set_cross) / min_len
            if rate >= thredhold:
                return True
            else:
                return False

        for title in title_list:
            sim_score = title_sim_v2(target_title, title)
            if sim_score:
                return True
        return False