from sqlalchemy import *
from migrate import *

meta = BoundMetaData(migrate_engine)
supermasters = Table('supermasters', meta,
    Column('ip', String(25), nullable=False),
    Column('nameserver', String(255), nullable=False),
    Column('account', String(40)),
)
domains = Table('domains', meta,
    Column('id', Integer, primary_key=True),
    Column('name', String(255), nullable=False),
    Column('master', String(20)),
    Column('last_check', Integer),
    Column('type', String(6), nullable=False),
    Column('notified_serial', Integer),
    Column('account', String(40)),
    UniqueConstraint('name', name='name_index'))

records = Table('records', meta,
    Column('id', Integer, primary_key=True),
    Column('domain_id', Integer),
    Column('name', String(255)),
    Column('type', String(6)),
    Column('content', String(255)),
    Column('ttl', Integer),
    Column('prio', Integer),
    Column('change_date', Integer),
    ForeignKeyConstraint(['domain_id'], ['domains.id'],
                         ondelete='CASCADE', name='domain_exists'))
Index('domain_id', records.c.domain_id)
Index('nametype_index', records.c.name, records.c.type)
Index('rec_name_index', records.c.name)


def upgrade():
    supermasters.create()
    domains.create()
    records.create()


def downgrade():
    records.drop()
    domains.drop()
    supermasters.drop()