import asyncio
from logging.config import fileConfig

from sqlalchemy.ext.asyncio import create_async_engine

from alembic import context

alembic_cfg = context.config

if alembic_cfg.config_file_name is not None:
    fileConfig(alembic_cfg.config_file_name)

from corvid import config as app_config
from corvid.models import Base  # noqa: E402 — registers models

target_metadata = Base.metadata


def do_run_migrations(connection):
    context.configure(connection=connection, target_metadata=target_metadata)
    with context.begin_transaction():
        context.run_migrations()


async def run_async_migrations():
    engine = create_async_engine(app_config.DATABASE_URL)
    async with engine.begin() as conn:
        await conn.run_sync(do_run_migrations)
    await engine.dispose()


run_migrations_online = lambda: asyncio.run(run_async_migrations())
run_migrations_online()