__author__ = 'joe'

from clock import Clock
from calendar import Calendar

class CalendarClock(Clock, Calendar):
    """
        The class CalendarClock implements a clock with integrated
        calendar. It's a case of multiple inheritance, as it inherits
        both from Clock and Calendar
    """

    def __init__(self,day, month, year, hour, minute, second):
        Clock.__init__(self,hour, minute, second)
        Calendar.__init__(self,day, month, year)


    def tick(self):
        """
        advance the clock by one second
        """
        previous_hour = self._hours
        Clock.tick(self)
        if (self._hours < previous_hour):
            self.advance()

    def __str__(self):
        return Calendar.__str__(self) + ", " + Clock.__str__(self)


if __name__ == "__main__":
    x = CalendarClock(31,12,2013,23,59,59)
    print("One tick from ",x, end=" ")
    x.tick()
    print("to ", x)

    x = CalendarClock(28,2,1900,23,59,59)
    print("One tick from ",x, end=" ")
    x.tick()
    print("to ", x)

    x = CalendarClock(28,2,2000,23,59,59)
    print("One tick from ",x, end=" ")
    x.tick()
    print("to ", x)

    x = CalendarClock(7,2,2013,13,55,40)
    print("One tick from ",x, end=" ")
    x.tick()
    print("to ", x)