import re
from logging.config import fileConfig

from alembic import context
from sqlalchemy import engine_from_config, pool

from gogo.config import get_settings
from gogo.db import Base
from gogo import models  # noqa: F401 — register all tables

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

target_metadata = Base.metadata


def _sync_url() -> str:
    # alembic runs sync; strip async driver suffixes
    url = get_settings().database_url
    return re.sub(r"\+(asyncpg|aiosqlite)", "", url)


def run_migrations_offline() -> None:
    context.configure(
        url=_sync_url(),
        target_metadata=target_metadata,
        literal_binds=True,
        dialect_opts={"paramstyle": "named"},
    )
    with context.begin_transaction():
        context.run_migrations()


def run_migrations_online() -> None:
    connectable = engine_from_config(
        {"sqlalchemy.url": _sync_url()},
        prefix="sqlalchemy.",
        poolclass=pool.NullPool,
    )
    with connectable.connect() as connection:
        context.configure(connection=connection, target_metadata=target_metadata)
        with context.begin_transaction():
            context.run_migrations()


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