# -*- coding: utf-8 -*-
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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.

from synapse.storage.database import Database
from synapse.storage.prepare_database import prepare_database


class DataStores(object):
    """The various data stores.

    These are low level interfaces to physical databases.
    """

    def __init__(self, main_store_class, db_conn, hs):
        # Note we pass in the main store here as workers use a different main
        # store.
        database = Database(hs)

        # Check that db is correctly configured.
        database.engine.check_database(db_conn.cursor())

        prepare_database(db_conn, database.engine, config=hs.config)

        self.main = main_store_class(database, db_conn, hs)