class Stat:
    def __init__(self):
        self.parser = Parser()
        self.log_expl = LogExplorer()

    def add_line(self, line: str):
        log = self.parser.parse_log(line)
        if not log:
            return
        self.log_expl.add_log(log)

    def results(self) -> dict:
        return {
            'FastestPage': self.log_expl.get_fastest_page(),
            'MostActiveClient': self.log_expl.get_most_active_client(),
            'MostActiveClientByDay':
                self.log_expl.get_most_active_client_on_date(),
            'MostPopularBrowser': self.log_expl.get_most_active_browser(),
            'MostPopularPage': self.log_expl.get_most_popular_page(),
            'SlowestAveragePage': self.log_expl.get_avg_slowest_page(),
            'SlowestPage': self.log_expl.get_slowest_page()}


def make_stat():
    return Stat()