o Uh @sddlmZddlmZddlmZddlmZddlm Z ddl m Z m Z ddl mZmZddlmZeeZd ed efd d ZeeZeee ed ddZe ddedZd ee ddffddZed ee ddffddZdS)) Generator)contextmanager) quote_plus)OperationalError) create_engine)Session sessionmaker)Settingssettings) get_logger _settingsreturnc Csp|j}|j}|j}|j}|j}t|}|s%d|d|d|d|}|Sd|d|d|d|d| }|S)a Build a SQLAlchemy URL based on the provided settings. Parameters ---------- _settings (Settings): An instance of the Settings class containing the PostgreSQL connection details. Returns ------- str: The generated SQLAlchemy URL. zmysql+pymysql://@:/)SQL_HOSTSQL_PORTSQL_DBSQL_USERSQL_PASSr)r DB_HOSTDB_PORTDB_NAMEDB_USERDB_PASSencoded_password database_urlr2/var/www/html/RetailAPI/app/database/main/mysql.py+build_sqlalchemy_database_url_from_settingss "rTi)future pool_recycleF) autocommit autoflushbindNc c\t}z$z|VWnty!}z d|}t|d}~wwW|dS|w)z Get the database session. Returns ------- db: The database session. Raises ------ OperationalError: If an error occurs while accessing the database. =An error occurred while getting the database session. Error: N)_session_localrlogger exceptionclosedbe error_messagerrrget_db4s    r/c cr%)z Context manager that creates a database session and yields it for use in a 'with' statement. Yields ------ Session: A database session. r&N)r' Exceptionr(r)r*r+rrr get_ctx_dbKs    r1)collections.abcr contextlibr urllib.parserpymysqlr sqlalchemyrsqlalchemy.ormrr app.configr r app.logr __name__r(strrSQLALCHEMY_DATABASE_URLprint_enginer'r/r1rrrrs*