"""Structured logging setup using structlog."""
import logging
import sys

import structlog

from app.core.config import settings


def setup_logging() -> None:
    log_level = getattr(logging, settings.LOG_LEVEL.upper(), logging.INFO)

    logging.basicConfig(
        format="%(message)s",
        stream=sys.stdout,
        level=log_level,
    )

    structlog.configure(
        processors=[
            structlog.contextvars.merge_contextvars,
            structlog.stdlib.add_log_level,
            structlog.stdlib.add_logger_name,
            structlog.processors.TimeStamper(fmt="iso"),
            structlog.processors.StackInfoRenderer(),
            structlog.processors.format_exc_info,
            structlog.processors.JSONRenderer(),
        ],
        wrapper_class=structlog.stdlib.BoundLogger,
        logger_factory=structlog.stdlib.LoggerFactory(),
        cache_logger_on_first_use=True,
    )


def get_logger(name: str = __name__):
    return structlog.get_logger(name)