logger_config.py

# logger_config.py
import logging
import os

class RelativePathFormatter(logging.Formatter):
    def format(self, record):
        record.relpath = os.path.relpath(record.pathname, os.getcwd())
        return super().format(record)
    
def setup_loggers():
    os.makedirs("logs", exist_ok=True)

    # === Format ===
    # formatter = logging.Formatter("%(asctime)s | %(levelname)s | %(name)s | %(message)s")
    formatter = RelativePathFormatter("%(asctime)s | %(levelname)s | %(name)s | %(relpath)s:%(lineno)d | %(message)s")

    # === App Logger ===
    app_logger = logging.getLogger("app_logger")
    app_handler = logging.FileHandler("logs/app.log")
    app_handler.setLevel(logging.INFO)
    app_handler.setFormatter(formatter)
    app_logger.setLevel(logging.INFO)
    app_logger.addHandler(app_handler)

    # === Error Logger ===
    error_logger = logging.getLogger("error_logger")
    error_handler = logging.FileHandler("logs/errors.log")
    error_handler.setLevel(logging.ERROR)
    error_handler.setFormatter(formatter)
    error_logger.setLevel(logging.ERROR)
    error_logger.addHandler(error_handler)

    # === Access Logger === (optional for request logs)
    access_logger = logging.getLogger("access_logger")
    access_handler = logging.FileHandler("logs/access.log")
    access_handler.setLevel(logging.INFO)
    access_handler.setFormatter(formatter)
    access_logger.setLevel(logging.INFO)
    access_logger.addHandler(access_handler)


    # === Warning Logger ===
    warning_logger = logging.getLogger("warning_logger")
    warning_handler = logging.FileHandler("logs/warnings.log")
    warning_handler.setLevel(logging.WARNING)  # WARNING, ERROR, CRITICAL
    warning_handler.setFormatter(formatter)
    warning_logger.setLevel(logging.WARNING)
    warning_logger.addHandler(warning_handler)


    # Optional: also log to console
    console_handler = logging.StreamHandler()
    console_handler.setFormatter(formatter)
    app_logger.addHandler(console_handler)
    error_logger.addHandler(console_handler)
    access_logger.addHandler(console_handler)
    warning_logger.addHandler(console_handler)