# -*- coding: UTF-8 -*-
"""
@Project ：microproduct 
@File ：logHandler.py
@Author ：SHJ
@Date ：2021/9/6
@Version ：1.0.0
"""
import logging
import os
import time
import datetime


class LogHandler:
    """
    生成日志
    """
    __logger = logging.getLogger("mylog")
    __format_str = logging.Formatter("[%(asctime)s] [%(process)d] [%(levelname)s] - %(module)s.%(funcName)s "
                                     "(%(filename)s:%(lineno)d) - %(message)s")
    __log_path = None

    @staticmethod
    def init_log_handler(log_name):
        """
        初始化日志
        :param log_name: 日志保存的路径和名称
        :return:
        """
        path = os.getcwd()
        current_time = time.strftime("%Y-%m-%d-%H-%M-%S", time.localtime(time.time()))
        LogHandler.__log_path = os.path.join(path, log_name + current_time + ".log")
        para_dir = os.path.split(LogHandler.__log_path)
        if not os.path.exists(para_dir[0]):
            os.makedirs(para_dir[0])
        # 删除七天以前的文件
        LogHandler.delete_outdate_files(para_dir[0])

        # 方法1：普通日志
        log_format = "[%(asctime)s] [%(process)d] [%(levelname)s]- %(message)s ---from: %(module)s.%(funcName)s" \
                     " (%(filename)s:Line%(lineno)d) "
        date_format = "%m/%d/%Y %H:%M:%S"
        fp = logging.FileHandler(LogHandler.__log_path, encoding='utf-8')
        fs = logging.StreamHandler()
        logging.basicConfig(level=logging.INFO, format=log_format, datefmt=date_format, handlers=[fp, fs])  # 调用

        # 方法2：回滚日志
        # LogHandler.__logger.setLevel(logging.DEBUG)
        # th = handlers.TimedRotatingFileHandler(filename=LogHandler.__log_path, when='S', interval=1,
        #      backupCount=2, encoding='utf-8')
        # th.suffix = "%Y-%m-%d-%H-%M-%S.log"
        # th.setFormatter(LogHandler.__format_str)
        # th.setLevel(level=logging.DEBUG)

        # console = logging.StreamHandler()
        # console.setLevel(logging.INFO)
        # LogHandler.__logger.addHandler(console)
        # LogHandler.__logger.addHandler(th)

    @staticmethod
    def delete_outdate_files(path, date_interval=7):
        """
        删除目录下七天前创建的文件
        """
        current_time = time.strftime("%Y-%m-%d", time.localtime(time.time()))
        current_time_list = current_time.split("-")
        current_time_day = datetime.datetime(int(current_time_list[0]), int(current_time_list[1]),
                                             int(current_time_list[2]))
        for root, dirs, files in os.walk(path):
            for item in files:
                item_format = item.split(".", 2)
                if item_format[1] == "log":
                    file_path = os.path.join(root, item)
                    create_time = time.strftime("%Y-%m-%d", time.localtime((os.stat(file_path)).st_mtime))
                    create_time_list = create_time.split("-")
                    create_time_day = datetime.datetime(int(create_time_list[0]), int(create_time_list[1]),
                                                        int(create_time_list[2]))
                    time_difference = (current_time_day - create_time_day).days
                    if time_difference > date_interval:
                        os.remove(file_path)

#
# if __name__ == "__main__":
#     # eg2:
#     log_handler = LogHandler()
#     log_handler.init_log_handler(r"run_log\myrun1")
#     logging.warning("1")
#     print("done")