#!/usr/bin/env python3
from threading import Timer

"""
Timer module that looptydoops the entire software
"""

__author__ = "@tormakris"
__copyright__ = "Copyright 2020, Birbnetes Team"
__module_name__ = "loopingtimer"
__version__text__ = "1"


class LoopingTimer:
    """
    Looping timer. Executes a function and repeates it in the given interval.
    """
    def __init__(self, interval, function, *args, **kwargs):
        """
        Initialize class
        :param interval:
        :param function:
        :param args:
        :param kwargs:
        """
        self._timer = None
        self.interval = interval
        self.function = function
        self.args = args
        self.kwargs = kwargs
        self.is_running = False
        self.start()

    def _run(self) -> None:
        """
        Run once
        :return:
        """
        self.is_running = False
        self.start()
        self.function(*self.args, **self.kwargs)

    def start(self) -> None:
        """
        Start running
        :return:
        """
        if not self.is_running:
            self._timer = Timer(self.interval, self._run)
            self._timer.start()
            self.is_running = True

    def stop(self) -> None:
        """
        Stop running
        :return:
        """
        self._timer.cancel()
        self.is_running = False