import logging
import os
import sys

def make_logger(name, loggers_info):
    """
    Abstraction layer for logging. Example usage:

    from py4web.server_adapters.logging_utils import make_logger

    loggers_info = [
        "warning:warning.log",
        "info:info.log",
        "debug:debug.log:$(asctime)s > %(levelname)s > %(message)s",
    ]

    logger = make_logger("py4web:appname", loggers_info)
    """
    default_formatter = (
        "%(asctime)s - %(levelname)s - %(filename)s:%(lineno)d - %(message)s"
    )
    # Reset loggers
    root = logging.getLogger(name)
    list(map(root.removeHandler, root.handlers))
    list(map(root.removeFilter, root.filters))
    
    for logger in loggers_info:
        logger += ":stderr" if logger.count(":") == 0 else ""
        logger += ":" if logger.count(":") == 1 else ""
        level, filename, formatter = logger.split(":", 2)
        if not formatter:
            formatter = default_formatter
        handler = (
            logging.StreamHandler(getattr(sys, filename))
            if filename in ("stdout", "stderr")
            else logging.FileHandler(filename)
        )
        handler.setFormatter(logging.Formatter(formatter))
        handler.setLevel(getattr(logging, level.upper(), "DEBUG"))
        root.addHandler(handler)

    root.setLevel(10)  # Ensure all log levels are captured
    return root

THIS_FILE_NAME = os.path.splitext(os.path.basename(__file__))[0]
THIS_FILE_PATH, THIS_FILE_FULL_NAME = os.path.split(__file__)
THIS_FILE_NAME, _ = os.path.splitext(THIS_FILE_FULL_NAME)
LOG_FILE = os.path.join(THIS_FILE_PATH, f'{THIS_FILE_NAME}.log')

LOGGERS = [
    "debug:stdout",
]  # Syntax: "severity:filename:format", where filename can be stderr or stdout

logger = make_logger(f'script:{THIS_FILE_NAME}', LOGGERS)

logger.debug('Debugging')  # This won't appear without root.setLevel(10)
logger.warning("It's a warning!")