Yigit Colakoglu
4f6098e8c2
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102 lines
2.7 KiB
Python
102 lines
2.7 KiB
Python
"""Alembic migration environment configuration."""
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import asyncio
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import os
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import sys
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from logging.config import fileConfig
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from sqlalchemy import pool
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from sqlalchemy.engine import Connection
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from sqlalchemy.ext.asyncio import async_engine_from_config
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from sqlmodel import SQLModel
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from alembic import context
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# Add src to path for imports
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sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", "src"))
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# Import all models to register them with SQLModel.metadata
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from database.models import ( # noqa: F401
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CacheMeta,
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EmailCache,
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EventCache,
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ContactCache,
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SyncState,
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)
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# this is the Alembic Config object
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config = context.config
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# Interpret the config file for Python logging
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if config.config_file_name is not None:
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fileConfig(config.config_file_name)
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# SQLModel metadata for autogenerate
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target_metadata = SQLModel.metadata
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# Get database URL from environment or config
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def get_url() -> str:
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"""Get database URL from environment variable or config."""
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sqlite_path = os.environ.get("SQLITE_PATH", "data/cache.db")
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return f"sqlite+aiosqlite:///{sqlite_path}"
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def run_migrations_offline() -> None:
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"""
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Run migrations in 'offline' mode.
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This configures the context with just a URL and not an Engine.
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Calls to context.execute() emit the SQL to the script output.
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"""
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url = get_url()
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context.configure(
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url=url,
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target_metadata=target_metadata,
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literal_binds=True,
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dialect_opts={"paramstyle": "named"},
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render_as_batch=True, # Required for SQLite ALTER TABLE support
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)
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with context.begin_transaction():
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context.run_migrations()
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def do_run_migrations(connection: Connection) -> None:
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"""Run migrations with the given connection."""
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context.configure(
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connection=connection,
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target_metadata=target_metadata,
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render_as_batch=True, # Required for SQLite ALTER TABLE support
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)
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with context.begin_transaction():
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context.run_migrations()
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async def run_async_migrations() -> None:
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"""Run migrations in 'online' mode with async engine."""
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configuration = config.get_section(config.config_ini_section) or {}
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configuration["sqlalchemy.url"] = get_url()
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connectable = async_engine_from_config(
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configuration,
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prefix="sqlalchemy.",
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poolclass=pool.NullPool,
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)
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async with connectable.connect() as connection:
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await connection.run_sync(do_run_migrations)
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await connectable.dispose()
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def run_migrations_online() -> None:
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"""Run migrations in 'online' mode."""
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asyncio.run(run_async_migrations())
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if context.is_offline_mode():
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run_migrations_offline()
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else:
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run_migrations_online()
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