"""
Contains Debian class
"""

from datetime import datetime, timedelta
import requests
from distro import Distro
from shared import CSC_MIRROR

class Debian(Distro):
    """Debian class"""
    @staticmethod
    def __get_dt(trace_file_url):
        """Get Debian datetime object from trace file"""
        response_text = requests.get(trace_file_url).text
        time_str = response_text.split('\n')[0]
        return datetime.strptime(time_str, "%a %b %d %H:%M:%S UTC %Y")

    @staticmethod
    def name():
        """Get name of Debian"""
        return "Debian"

    @staticmethod
    def check():
        """Check if Debian packages are up-to-date"""
        official_dt = Debian.__get_dt("https://ftp-master.debian.org/debian/project/trace/master")
        csc_dt = Debian.__get_dt(f"{CSC_MIRROR}debian/project/trace/master")
        # Keep the table cell at https://mirror-master.debian.org/status/mirror-status.html
        # green and not yellow
        return official_dt < csc_dt + timedelta(hours = 7)