"""Logger."""
import uuid

from config import ENVIRONMENT, LAMBDA_NAME, LOGGER_LEVEL
from lambdacommon.util import setup_ows_logger
from owslogger import logger


app_logger = setup_ows_logger(
    environment=ENVIRONMENT,
    logger_name=LAMBDA_NAME,
    logger_level=LOGGER_LEVEL,
    service_name=LAMBDA_NAME,
    service_version='1.0.0'
)


def get_current_logger(correlation_id=None):
    """Get logger with a correlation_id attached.

    Args:
        correlation_id: correlation_id that will be sent along with log record
    Returns:
        logger.OwsLoggingAdapter: instance of OwsLoggingAdapter with
        correlation_id attached.
    """
    return logger.OwsLoggingAdapter(app_logger, {
        'correlation_id': correlation_id or uuid.uuid4()
    })