from logging.config import fileConfig
from alembic import context
import asyncio
from dotenv import load_dotenv

load_dotenv()

from app.infrastructure.database import engine, Base
# Важно! Импортируем все модели, чтобы они зарегистрировались в Base.metadata
from app.models import CallEvent

config = context.config

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

target_metadata = Base.metadata


def run_migrations_offline() -> None:
    """Run migrations in 'offline' mode.

    This configures the context with just a URL
    and not an Engine, though an Engine is acceptable
    here as well.  By skipping the Engine creation
    we don't even need a DBAPI to be available.

    Calls to context.execute() here emit the given string to the
    script output.

    """
    url = config.get_main_option("sqlalchemy.url")
    context.configure(
        url=url,
        target_metadata=target_metadata,
        literal_binds=True,
        dialect_opts={"paramstyle": "named"},
    )

    with context.begin_transaction():
        context.run_migrations()


def do_run_migrations(connection):
    """Запускаем миграции с существующим подключением"""
    context.configure(connection=connection, target_metadata=target_metadata)

    with context.begin_transaction():
        context.run_migrations()


async def run_async_migrations():
    """Асинхронный запуск миграций через async движок"""
    async with engine.connect() as connection:
        await connection.run_sync(do_run_migrations)

    await engine.dispose()


def run_migrations_online() -> None:
    """Run migrations in 'online' mode через async движок"""
    asyncio.run(run_async_migrations())


if context.is_offline_mode():
    run_migrations_offline()
else:
    run_migrations_online()