#
# Copyright 2015 The ndb Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import os
import tempfile

from .google_imports import datastore_pbs

from googledatastore import local_cloud_datastore

class LocalCloudDatastoreFactory(
    local_cloud_datastore.LocalCloudDatastoreFactory):

  def __init__(self):
    working_directory = tempfile.mkdtemp()
    gcd_zip = os.getenv('GCD_ZIP')
    if not gcd_zip or not os.path.exists(gcd_zip):
      raise ValueError('Must provide a valid path to the gcd.zip file in the '
                       'environment variable GCD_ZIP')
    super(LocalCloudDatastoreFactory, self).__init__(working_directory, gcd_zip)
