#    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.
#

"""change common ap name

Revision ID: facc1ababba1
Revises: d978a7a73785
Create Date: 2017-05-15 00:00:00.000000

"""

# revision identifiers, used by Alembic.
revision = 'facc1ababba1'
down_revision = 'd978a7a73785'

from alembic import op
import sqlalchemy as sa


def upgrade():
    # See if AIM is being used, and if so, migrate data.
    bind = op.get_bind()
    insp = sa.engine.reflection.Inspector.from_engine(bind)
    if 'aim_tenants' in insp.get_table_names():
        # Note - this cannot be imported unless we know the
        # apic_aim mechanism driver is deployed, since the AIM
        # library may not be installed.
        from gbpservice.neutron.plugins.ml2plus.drivers.apic_aim import (
            data_migrations)

        session = sa.orm.Session(bind=bind, autocommit=True)
        data_migrations.do_ap_name_change(session)


def downgrade():
    pass