# -*- coding: utf-8 -*-

import datetime
import uuid
import base64
import json
import re


def getUuid():
    """获取UUID
    :return: UUID字符串
    """
    return ''.join(str(uuid.uuid1()).split('-'))


def b64Decode(b64):
    """base64解码
    :param b64: base64加密字符
    :return: 解密字符串
    """
    return base64.b64decode(b64).decode('utf-8')


def getNowTime():
    """获取当前时间
    :return: 当前时间
    """
    return datetime.datetime.now()


def getNowTimeStr(format="%Y%m%d%H%M%S"):
    """获取当前时间字符
    :param format: 格式化字符串，默认返回yyyyMMddHHmmss
    :return: 时间字符串
    """
    return getNowTime().strftime(format)


def getTimeStr(time, format="%Y%m%d%H%M%S"):
    """获取当前时间字符
    :param format: 格式化字符串，默认返回yyyyMMddHHmmss
    :return: 时间字符串
    """
    return time.strftime(format)


def toJson(jstr):
    """字符串转Json对象
    :param jstr: Json字符串
    :return: Json对象
    """
    return json.loads(jstr)


# ———————— 正则 ————————
def regDkh(str):
    """正则 大括号
    :param str: 字符串
    :return: 数组
    """
    p = re.compile(r"[{](.*?)[}]", re.S)
    return re.findall(p, str)

def contains_keys(obj, keys):
    if isinstance(obj, dict):
        return all(key in obj.keys() for key in keys)
    elif hasattr(type(obj), '__dict__'):
        return all(key in obj.__dict__ for key in keys)
    else:
        raise ValueError("Invalid object type")