# -*- coding: Latin-1 -*-
"""
@file    CalcTime.py
@author  Sascha Krieg
@author  Daniel Krajzewicz
@author  Michael Behrisch
@date    2008-04-17
@version $Id: CalcTime.py 18096 2015-03-17 09:50:59Z behrisch $


SUMO, Simulation of Urban MObility; see http://sumo.dlr.de/
Copyright (C) 2008-2015 DLR (http://www.dlr.de/) and contributors

This file is part of SUMO.
SUMO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
"""

from time import gmtime
from time import strftime
from time import strptime
from time import mktime
from time import localtime

format = "%Y-%m-%d %H:%M:%S"
formatTime = "%H:%M:%S"
# used simulation date in seconds
simDate = mktime((2007, 7, 18, 0, 0, 0, 2, 199, 1))


def getSecsInTime(time=85460):
    """calculates the Hour:Minutes:Seconds of the given time in seconds."""
    print strftime(formatTime, gmtime(time))


def getDateFromDepart(time):
    """calculates the Date from the departtime"""
    return strftime(format, localtime(simDate + int(time)))


def getTimeInSecs(date):
    """calculates the depart time in seconds of the given date (date should be same as simDate)"""
    result = (int)(mktime(strptime(date, format)) - simDate)
    if result < 0:
        print "WARNING: calculated time is negative"
    return result


def getNiceTimeLabel(label='20070718000020'):
    # returns 2007-07-18 00:00:20
    return label[:4] + "-" + label[4:6] + "-" + label[6:8] + " " + label[8:10] + ":" + label[10:12] + ":" + label[12:]
