import datetime
import os
import shutil

import constant
from utils import tool


class LogUtil:
    @classmethod
    def extract_log_from_key(cls, key, path, target_path):
        fw = open(target_path, mode='w', encoding="utf-8")
        try:
            with open(path, 'r', encoding="utf-8") as f:
                lines = f.readlines()
                for line in lines:
                    if line.find("{}".format(key)) > 0:
                        fw.write(line)
        finally:
            fw.close()


def __analyse_pricess_time():
    date = datetime.datetime.now().strftime("%Y-%m-%d")
    file_path = f"{constant.get_path_prefix()}/logs/gp/l2/l2_process.{date}.log"
    with open(file_path, encoding="utf-8") as f:
        line = f.readline()
        while line:
            time_ = line.split(":")[-1]
            if int(time_) > 150:
                print(line)
            line = f.readline()


# 读取看盘消息
def get_kp_msg_list(date=None):
    if not date:
        date = datetime.datetime.now().strftime("%Y-%m-%d")
    path_str = f"{constant.get_path_prefix()}/logs/gp/kp/kp_msg.{date}.log"
    msg_list = []
    if os.path.exists(path_str):
        with open(path_str, mode='r', encoding="utf-8") as f:
            while True:
                line = f.readline()
                if not line:
                    break
                msg_list.append(line)
    return msg_list