async def migrate(conn):
    await conn.execute('''CREATE TABLE IF NOT EXISTS messages (
                    message TEXT,
                    suppress_display INTEGER, 
                    moderated INTEGER, 
                    remote_ip TEXT,
                    timestamp_received TEXT DEFAULT (datetime('now')),
                    timestamp_displayed TEXT DEFAULT NULL
                 )''')

    await conn.execute('''CREATE TABLE IF NOT EXISTS shitlist (
                    remote_ip TEXT,
                    reason TEXT,
                    timestamp_added TEXT DEFAULT (datetime('now'))
                 )''')

    await conn.execute('''CREATE TABLE IF NOT EXISTS suslist (
                    remote_ip TEXT,
                    reason TEXT,
                    timestamp_added TEXT DEFAULT (datetime('now'))
                 )''')

    await conn.execute('''CREATE TABLE IF NOT EXISTS badwords (
                    word TEXT,
                    reason TEXT,
                    timestamp_added TEXT DEFAULT (datetime('now'))
                 )''')

    await conn.execute('''INSERT INTO badwords (word, reason) VALUES ("bitcoin", "cryptocurrency")''')


async def valid_migration(conn):
    return True