"""Alembic environment configuration."""
import asyncio
import os
import sys
from pathlib import Path
from logging.config import fileConfig
# Add project root to sys.path to allow importing models
project_root = Path(__file__).parent.parent.parent.absolute()
if str(project_root) not in sys.path:
sys.path.insert(0, str(project_root))
from alembic import context
# Import SQLModel
from sqlmodel import SQLModel
from sqlalchemy import engine_from_config, pool
from sqlalchemy.ext.asyncio import AsyncEngine
# Import models just to ensure they are registered with SQLModel.metadata
from paelladoc.adapters.output.sqlite.db_models import ArtifactMetaDB, ProjectMemoryDB
from paelladoc.config.database import get_db_path
# this is the Alembic Config object, which provides
# access to the values within the .ini file in use.
config = context.config
# Interpret the config file for Python logging.
# This line sets up loggers basically.
if config.config_file_name is not None:
fileConfig(config.config_file_name)
# add your model's MetaData object here
# for 'autogenerate' support
# Use SQLModel.metadata directly
target_metadata = SQLModel.metadata
# Determine DB path precedence: environment variable overrides helper
_db_path = os.getenv("PAELLADOC_DB_PATH", str(get_db_path()))
_sqlalchemy_url = f"sqlite+aiosqlite:///{_db_path}"
# Ensure the URL is set correctly in the config object Alembic uses
config.set_main_option("sqlalchemy.url", _sqlalchemy_url)
def run_migrations_offline() -> None:
"""Run migrations in 'offline' mode."""
# Use the URL set in the config object
url = config.get_main_option("sqlalchemy.url")
context.configure(
url=url,
target_metadata=target_metadata,
literal_binds=True,
dialect_opts={"paramstyle": "named"},
compare_type=True, # Enable type comparison
)
with context.begin_transaction():
context.run_migrations()
def do_run_migrations(connection):
# Configure context inside the sync function
context.configure(
connection=connection,
target_metadata=target_metadata,
compare_type=True, # Enable type comparison
# Inform Alembic context that we're handling the transaction
transactional_ddl=False
)
# Handle transaction explicitly
with connection.begin():
context.run_migrations()
async def run_migrations_online() -> None:
"""Run migrations in 'online' mode."""
# Get the config section using config_ini_section
connectable = AsyncEngine(
engine_from_config(
config.get_section(config.config_ini_section, {}), # Get section correctly
prefix="sqlalchemy.",
poolclass=pool.NullPool,
future=True, # Keep future=True for AsyncEngine
url=config.get_main_option("sqlalchemy.url") # Pass URL explicitly
)
)
async with connectable.connect() as connection:
# Use lambda to ensure do_run_migrations is called correctly by run_sync
await connection.run_sync(lambda sync_conn: do_run_migrations(sync_conn))
await connectable.dispose()
if context.is_offline_mode():
run_migrations_offline()
else:
# Check if an event loop is already running (e.g., under pytest-asyncio)
try:
loop = asyncio.get_running_loop()
except RuntimeError:
loop = None
if loop and loop.is_running():
# If loop exists and is running, schedule the coroutine
task = loop.create_task(run_migrations_online())
else:
# If no loop running, use asyncio.run as before
asyncio.run(run_migrations_online())
