# -*- coding: utf-8 -*-
# @Time : 2022/2/22 11:44
# @Author : XuJiakai
# @File : mysql_utils
# @Software: PyCharm
import pymysql
import psycopg2
from psycopg2 import extras
from log import get_log

log = get_log('exec_sql')


def exec_sql(db_client, sql):
    with db_client.cursor(cursor=pymysql.cursors.DictCursor) as cursor:
        cursor.execute(sql)
        result = cursor.fetchall()
        return result
    pass


def exec_sql_by_holo(db_client, sql):
    with db_client.cursor(cursor_factory=psycopg2.extras.DictCursor) as cursor:
        cursor.execute(sql)
        result = cursor.fetchall()
        return result
    pass


def get_mysql_fields(db_client, table_schema, table_name):
    with db_client.cursor(cursor=pymysql.cursors.DictCursor) as cursor:
        cursor.execute(
            f"select column_name, column_comment from information_schema.columns where table_schema ='{table_schema}' and table_name = '{table_name}'")
        result = cursor.fetchall()
        return result


def get_mysql_tables(db_client, table_schema):
    with db_client.cursor(cursor=pymysql.cursors.DictCursor) as cursor:
        cursor.execute(
            f"select table_name , table_comment from information_schema.tables  where table_schema ='{table_schema}' ")
        result = cursor.fetchall()
        return result


def insert(json: map, table_name, db_client):
    keys = list(json.keys())
    return insert_many([json], keys, table_name, db_client)
    pass


def insert_many(data: list, key_list: list, table_name, db_client):
    keys = ','.join(key_list)
    vs = ','.join(['%s'] * len(key_list))
    data = tuple([tuple(i.values()) for i in data])
    sql = f"INSERT INTO {table_name}({keys}) \nvalues({vs}) "
    # print(sql)

    with db_client.cursor() as cursor:
        try:
            num = cursor.executemany(sql, data)
            db_client.commit()
            return num
        except Exception as e:
            log.error("insert exec error: {}".format(e))
            db_client.rollback()
            return -1
    pass


if __name__ == '__main__':
    from sdk.WinhcAllClient import get_all_client

    all_client = get_all_client()

    holo_client = all_client.get_holo_client(db='winhc_biz')
    HOLO_TABLE_NAME = 'public.ads_waa_dim_info'

    pass