#!/usr/bin/env python3

import sys

import dateutil.parser
import dulwich.repo


def commit(repo, timestamp,
           author=b'Software Heritage <test@softwareheritage.org>',
           message='Commit test\n', ref=b'HEAD'):
    """Commit the current working tree in a new commit with message on
    the branch 'ref'.

    At the end of the commit, the reference should stay the same
    and the index should be clean.

    """
    message = message.encode()
    ret = repo.do_commit(
        message=message, committer=author,
        commit_timestamp=timestamp,
        commit_timezone=0,
        ref=ref)

    return ret


if __name__ == '__main__':
    repo = dulwich.repo.Repo('.')
    date = sys.argv[1]
    timestamp = dateutil.parser.parse(date).timestamp()

    print(date, timestamp)

    commit(repo, timestamp)