"""Alembic environment configuration."""

from logging.config import fileConfig

from alembic import context
from sqlalchemy import engine_from_config, pool
from sqlmodel import SQLModel

from ten31portal.config import DB_PATH

# Import all models so metadata is populated
from ten31portal.models import (  # noqa: F401
    User, Entity, Holding, Position,
    ValuationRound, Valuation, AuditLog,
)

config = context.config

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

target_metadata = SQLModel.metadata


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


def run_migrations_online() -> None:
    cfg = config.get_section(config.config_ini_section, {})
    cfg["sqlalchemy.url"] = f"sqlite:///{DB_PATH}"
    connectable = engine_from_config(
        cfg,
        prefix="sqlalchemy.",
        poolclass=pool.NullPool,
    )
    with connectable.connect() as connection:
        context.configure(
            connection=connection,
            target_metadata=target_metadata,
            render_as_batch=True,
        )
        with context.begin_transaction():
            context.run_migrations()


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