logging_config.py

"""
Production logging configuration using structlog.
"""

import logging
import sys
from pathlib import Path

import structlog

from config.settings import get_settings


def setup_logging():
    settings = get_settings()

    # Ensure log directory exists
    log_path = Path(settings.log_file)
    log_path.parent.mkdir(parents=True, exist_ok=True)

    # Configure standard library logging
    logging.basicConfig(
        format="%(message)s",
        level=getattr(logging, settings.log_level.upper()),
        handlers=[
            logging.StreamHandler(sys.stdout),
            logging.FileHandler(settings.log_file),
        ],
    )

    # Configure structlog
    structlog.configure(
        processors=[
            structlog.contextvars.merge_contextvars,
            structlog.processors.add_log_level,
            structlog.processors.StackInfoRenderer(),
            structlog.dev.set_exc_info,
            structlog.processors.TimeStamper(fmt="iso"),
            structlog.processors.JSONRenderer(),
        ],
        wrapper_class=structlog.make_filtering_bound_logger(
            getattr(logging, settings.log_level.upper())
        ),
        context_class=dict,
        logger_factory=structlog.PrintLoggerFactory(),
        cache_logger_on_first_use=True,
    )