"""공통 로깅 설정 — KST(Asia/Seoul) 타임존 포매터 제공."""

import logging
import datetime
import pytz

KST = pytz.timezone("Asia/Seoul")


class KSTFormatter(logging.Formatter):
    """%(asctime)s 를 KST(UTC+9) 기준으로 출력하는 포매터."""

    def formatTime(self, record: logging.LogRecord, datefmt: str | None = None) -> str:
        ct = datetime.datetime.fromtimestamp(record.created, tz=KST)
        if datefmt:
            return ct.strftime(datefmt)
        t = ct.strftime(self.default_time_format)
        return self.default_msec_format % (t, record.msecs)