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"""
Logging configuration for the project
"""

import logging
import sys
from pathlib import Path
from typing import Optional

from .config import config


def setup_logging(
    log_level: Optional[str] = None,
    log_file: Optional[Path] = None,
    log_to_console: bool = True,
) -> None:
    """
    Set up logging configuration for the entire application

    Args:
        log_level: Logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)
        log_file: Path to log file. If None, uses config.LOG_FILE
        log_to_console: Whether to also log to console
    """
    if log_level is None:
        log_level = config.LOG_LEVEL

    if log_file is None:
        log_file = config.LOG_FILE

    # Convert string log level to logging constant
    numeric_level = getattr(logging, log_level.upper(), logging.INFO)

    # Create formatter
    formatter = logging.Formatter(config.LOG_FORMAT)

    # Get root logger
    root_logger = logging.getLogger()
    root_logger.setLevel(numeric_level)

    # Remove existing handlers to avoid duplicates
    root_logger.handlers = []

    # File handler
    file_handler = logging.FileHandler(log_file)
    file_handler.setLevel(numeric_level)
    file_handler.setFormatter(formatter)
    root_logger.addHandler(file_handler)

    # Console handler (optional)
    if log_to_console:
        console_handler = logging.StreamHandler(sys.stdout)
        console_handler.setLevel(numeric_level)
        console_handler.setFormatter(formatter)
        root_logger.addHandler(console_handler)


def get_logger(name: str) -> logging.Logger:
    """
    Get a logger instance with the specified name

    Args:
        name: Name of the logger (typically __name__ of the module)

    Returns:
        Logger instance configured with the application settings
    """
    return logging.getLogger(name)