import sys
import os
from logging.config import fileConfig

from sqlalchemy import engine_from_config, pool
from alembic import context

sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))

from app.database import Base, engine, DATABASE_URL  # noqa: E402
from app.models import *  # noqa: E402, F401, F403

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

target_metadata = Base.metadata


def run_migrations_offline():
    url = DATABASE_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():
    configuration = config.get_section(config.config_ini_section)
    configuration["sqlalchemy.url"] = DATABASE_URL
    connectable = engine_from_config(
        configuration,
        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()