OOP_Library_mannage/Logger.py at main · OrBibi/OOP_Library_mannage · GitHub

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import logging
from functools import wraps

logging.basicConfig(filename='log.txt', level=logging.INFO,
                    format='%(asctime)s - %(levelname)s - %(message)s')

"""
  A decorator to log function calls, successes, and failures.
  """
def log_decorator(func):
    @wraps(func)
    def wrapper(*args, **kwargs):
        try:
            result = func(*args, **kwargs)
            log_success(func.__name__, result, args, kwargs)
            return result
        except Exception as e:
            log_failure(func.__name__, str(e), args, kwargs)
            raise e

    return wrapper


def log_success(func_name, result, args, kwargs):
    """Logs a success message based on the function name."""
    success_messages = {
        'register_user': lambda: f"registered successfully",
        'login': lambda: f"logged in successfully",
        'add_book': lambda: f"book added successfully",
        'remove_book': lambda: f"book removed successfully",
        'lend_book': lambda: f"book borrowed successfully",
        'return_book': lambda: f"book returned successfully",
        'enter_waiting_list': lambda: f"added to waiting list successfully",
        'update_member_observer': lambda: f"member update successfully",
        'only_search': lambda: f"Search book by: {kwargs} completed successfully",
        'display_books_by_category': lambda: f"displayed books by category successfully",
        'display_all_books': lambda: "Displayed all books successfully",
        'display_available_books': lambda: "Displayed available books successfully",
        'display_loaned_books': lambda: "Displayed borrowed books successfully",
        'display_10_popularity_books': lambda: "displayed 10 popular books successfully",
        'logout': lambda: "log out successful"
    }

    message = success_messages.get(func_name, lambda: f"{func_name}")()
    logging.info(message)


def log_failure(func_name, error, args, kwargs):
    """Logs a failure message based on the function name and error."""
    failure_messages = {
        'register_user': lambda: f"registered fail",
        'login': lambda: f"logged in fail",
        'add_book': lambda: f"book added fail",
        'remove_book': lambda: f"book removed fail",
        'lend_book': lambda: f"book borrowed fail",
        'return_book': lambda: f"book returned fail",
        'enter_waiting_list': lambda: f"added to waiting list fail",
        'update_member_observer': lambda: f"member update fail",
        'only_search': lambda: f"Search book by: {kwargs} completed fail",
        'display_books_by_category': lambda: f"displayed books by category fail",
        'display_all_books': lambda: "Displayed all books fail",
        'display_available_books': lambda: "Displayed available books fail",
        'display_loaned_books': lambda: "Displayed borrowed books fail",
        'display_10_popularity_books': lambda: "displayed 10 popular books fail",
        'logout': lambda: "log out fail"
    }

    message = failure_messages.get(func_name, lambda: f"{func_name}")()
    logging.error(message)