#!/usr/bin/env python
# Copyright Arvid Norberg 2008. Use, modification and distribution is
# subject to the Boost Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
from __future__ import print_function

import libtorrent as lt
import time
import sys

ses = lt.session({'listen_interfaces':'0.0.0.0:6881'})

info = lt.torrent_info(sys.argv[1])
h = ses.add_torrent({'ti': info, 'save_path': '.'})
s = h.status()
print('starting', s.name)

while (not s.is_seeding):
    s = h.status()

    state_str = [
        'queued', 'checking', 'downloading metadata',
        'downloading', 'finished', 'seeding', 'allocating',
        'checking fastresume']
    print('\r%.2f%% complete (down: %.1f kB/s up: %.1f kB/s peers: %d) %s' % (
        s.progress * 100, s.download_rate / 1000, s.upload_rate / 1000,
        s.num_peers, state_str[s.state]), end=' ')

    alerts = ses.pop_alerts()
    for a in alerts:
        if a.category() & lt.alert.category_t.error_notification:
            print(a)

    sys.stdout.flush()

    time.sleep(1)

print(h.name(), 'complete')