#!/usr/bin/env python
# -*- coding: utf-8 -*-
# create-user-db
# Copyright (C) 2015 LEAP
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import netrc
import argparse
from leap.soledad.common.couch import CouchDatabase
from leap.soledad.common.couch import is_db_name_valid
from leap.soledad.server import load_configuration


description = """
Creates a user database.
This is meant to be used by Soledad Server.
"""
parser = argparse.ArgumentParser(description=description)
parser.add_argument('dbname', metavar='user-d34db33f', type=str,
                    help='database name on the format user-{uuid4}')
NETRC_PATH = load_configuration('/etc/leap/soledad-server.conf')['admin_netrc']


def url_for_db(dbname):
    if not os.path.exists(NETRC_PATH):
        print ('netrc not found in %s' % NETRC_PATH)
        sys.exit(1)
    parsed_netrc = netrc.netrc(NETRC_PATH)
    host, (login, _, password) = parsed_netrc.hosts.items()[0]
    url = ('http://%(login)s:%(password)s@%(host)s:5984/%(dbname)s' % {
           'login': login,
           'password': password,
           'host': host,
           'dbname': dbname})
    return url


if __name__ == '__main__':
    args = parser.parse_args()
    if not is_db_name_valid(args.dbname):
        print ("Invalid name! %s" % args.dbname)
        sys.exit(1)
    url = url_for_db(args.dbname)
    db = CouchDatabase.open_database(url=url, create=True,
                                     replica_uid=None, ensure_ddocs=True)
    print ('success! Created %s, replica_uid: %s' %
           (db._dbname, db.replica_uid))