from logging.config import fileConfig

from alembic import context
from alembic.operations import Operations
from sqlalchemy import engine_from_config, pool

from app.core.config import get_settings
from app.db.base import Base
from app.models import *  # noqa: F401, F403

config = context.config
settings = get_settings()
config.set_main_option("sqlalchemy.url", settings.database_url)

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

target_metadata = Base.metadata

_original_create_table = Operations.create_table


def _create_table_with_mysql(self, table_name, *columns, **kw):
    if self.migration_context.dialect.name == "mysql":
        kw.setdefault("mysql_engine", "InnoDB")
        kw.setdefault("mysql_row_format", "DYNAMIC")
    return _original_create_table(self, table_name, *columns, **kw)


Operations.create_table = _create_table_with_mysql


def run_migrations_offline() -> None:
    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 run_migrations_online() -> None:
    connectable = engine_from_config(
        config.get_section(config.config_ini_section, {}),
        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()