81 lines
1.9 KiB
Python
81 lines
1.9 KiB
Python
"""
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Configuration Alembic pour PriceWatch.
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Recupere l'URL DB depuis AppConfig pour garantir un setup coherent.
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"""
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from logging.config import fileConfig
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from alembic import context
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from sqlalchemy import engine_from_config, pool
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from pricewatch.app.core.config import get_config
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from pricewatch.app.db.models import Base
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# Alembic Config object
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config = context.config
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# Configure 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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# Metadata SQLAlchemy pour autogenerate
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target_metadata = Base.metadata
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def _get_database_url() -> str:
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"""Construit l'URL DB depuis la config applicative."""
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app_config = get_config()
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return app_config.db.url
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def run_migrations_offline() -> None:
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"""
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Execute les migrations en mode offline.
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Configure le contexte avec l'URL DB sans creer d'engine.
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"""
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url = _get_database_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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compare_type=True,
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)
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with context.begin_transaction():
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context.run_migrations()
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def run_migrations_online() -> None:
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"""
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Execute les migrations en mode online.
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Cree un engine SQLAlchemy et etablit la connexion.
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"""
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configuration = config.get_section(config.config_ini_section) or {}
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configuration["sqlalchemy.url"] = _get_database_url()
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connectable = 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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with connectable.connect() as 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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compare_type=True,
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)
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with context.begin_transaction():
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context.run_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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