import asyncio
from logging.config import fileConfig

from alembic import context
from sqlalchemy.ext.asyncio import async_engine_from_config
from sqlalchemy import pool

from app.config import settings
from app.models import Base

config = context.config
config.set_main_option("sqlalchemy.url", settings.database_url)
if config.config_file_name:
    fileConfig(config.config_file_name)
target_metadata = Base.metadata


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


async def run_async():
    engine = async_engine_from_config(
        config.get_section(config.config_ini_section, {}), poolclass=pool.NullPool
    )
    async with engine.connect() as conn:
        await conn.run_sync(run_migrations)


asyncio.run(run_async())