from functools import lru_cache
import logging
import sys
from pathlib import Path


@lru_cache(maxsize=None)
def get_logger(
    name: str,
    log_file: str = "app.log",
    console_level: str = "DEBUG",
    file_level: str = "DEBUG",
):
    """
    Configure a logger with console and file handlers.

    Args:
        name: Logger name (usually __name__).
        log_file: Path to the log file.
        console_level: Console logging level (INFO, DEBUG, etc.).
        file_level: File logging level.
    """
    logger = logging.getLogger(name)
    logger.setLevel(logging.DEBUG)  # Set to lowest level (handlers filter further)

    # Clear existing handlers (avoid duplicates in Jupyter/reloads)
    logger.handlers.clear()

    # ---- Console Handler ----
    console_handler = logging.StreamHandler(sys.stdout)
    console_handler.setLevel(console_level.upper())
    console_format = logging.Formatter(
        "[%(asctime)s] %(levelname)s in %(module)s:%(lineno)d - %(message)s"
        # "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
    )
    console_handler.setFormatter(console_format)
    logger.addHandler(console_handler)

    # ---- File Handler ----
    # Path(log_file).parent.mkdir(parents=True, exist_ok=True)  # Ensure dir exists
    # file_handler = logging.FileHandler(log_file)
    # file_handler.setLevel(file_level.upper())
    # file_format = logging.Formatter(
    #     "%(asctime)s - %(name)s - %(levelname)s - %(message)s (%(filename)s:%(lineno)d)"
    # )
    # file_handler.setFormatter(file_format)
    # logger.addHandler(file_handler) # skip files for now

    return logger