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

from datetime import datetime
from .log import *

class StopWatch: # export

    def __init__(self, name=''):
        self.__start = datetime.now()
        self.__last = self.__start
        self.name = name

    def reset(self):
        self.__start = datetime.now()

    def logDelta(self, prio, *args, **kwargs):
        now = datetime.now()
        if args is not None:
            msg = ' '.join(args)
        else:
            msg = '------------------ '
        caller = kwargs['caller'] if 'caller' in kwargs.keys() else get_caller_pos(1)
        slog(prio, '{} {} {}'.format(self.name, str(now - self.__last), msg), caller=caller)
        self.__last = now