import logging
from os import environ

from structlog.processors import JSONRenderer, TimeStamper
from structlog.dev import ConsoleRenderer
import structlog

if not structlog.is_configured():
    if (env := environ.get('ENV_MODE')) and env == 'production':
        timestamper = TimeStamper(fmt="%Y-%m-%d %H:%M:%S", utc=True)
        renderer: JSONRenderer | ConsoleRenderer = JSONRenderer()
    else:
        timestamper = TimeStamper(fmt="%Y-%m-%d %H:%M:%S", utc=False)
        renderer = ConsoleRenderer()
    structlog.configure(
        processors=[
            structlog.contextvars.merge_contextvars,
            structlog.processors.add_log_level,
            structlog.processors.StackInfoRenderer(),
            structlog.dev.set_exc_info,
            timestamper,
            renderer,
        ],
        wrapper_class=structlog.make_filtering_bound_logger(logging.NOTSET),
        context_class=dict,
        logger_factory=structlog.PrintLoggerFactory(),
        cache_logger_on_first_use=False
    )

log = structlog.get_logger()