"""Alembic environment configuration"""
from logging.config import fileConfig
from sqlalchemy import engine_from_config
from sqlalchemy import pool
from alembic import context
import os
import sys
from pathlib import Path
# Add parent directory to path
sys.path.insert(0, str(Path(__file__).parent.parent))
# Import the database models
from src.database import Base
# this is the Alembic Config object
config = context.config
# Interpret the config file for Python logging
if config.config_file_name is not None:
fileConfig(config.config_file_name)
# Add model's MetaData object for 'autogenerate' support
target_metadata = Base.metadata
# Get database URL from environment or use default
def get_url():
return os.getenv("DATABASE_URL", "sqlite:///marketing_automation.db")
def run_migrations_offline() -> None:
"""Run migrations in 'offline' mode."""
url = get_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:
"""Run migrations in 'online' mode."""
configuration = config.get_section(config.config_ini_section)
configuration['sqlalchemy.url'] = get_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()
