import os
import logging
from logging.handlers import RotatingFileHandler

LOG_DIR = os.path.join(os.path.dirname(__file__), 'logs')
LOG_FILE = os.path.join(LOG_DIR, 'fal_api.log')

# 确保日志目录存在
os.makedirs(LOG_DIR, exist_ok=True)

# 配置logger
logger = logging.getLogger("fal_api")
logger.setLevel(logging.INFO)
formatter = logging.Formatter('[%(asctime)s] %(levelname)s: %(message)s')

if not logger.handlers:
    # 控制台handler
    ch = logging.StreamHandler()
    ch.setLevel(logging.INFO)
    ch.setFormatter(formatter)
    logger.addHandler(ch)

    # 文件轮转handler
    fh = RotatingFileHandler(LOG_FILE, maxBytes=5*1024*1024, backupCount=5, encoding='utf-8')
    fh.setLevel(logging.INFO)
    fh.setFormatter(formatter)
    logger.addHandler(fh)