import logging
import os
from pathlib import Path
def setup_logging() -> logging.Logger:
"""
Configure logging to both terminal and a log file under logs/.
The log directory can be customized via WECHAT_MCP_LOG_DIR, otherwise
a "logs" directory relative to the current working directory is used.
"""
log_dir_env = os.getenv("WECHAT_MCP_LOG_DIR", "logs")
log_dir = Path(log_dir_env).expanduser().resolve()
log_dir.mkdir(parents=True, exist_ok=True)
log_file = log_dir / "wechat_mcp.log"
logger = logging.getLogger("wechat_mcp")
if logger.handlers:
return logger
logger.setLevel(logging.DEBUG)
formatter = logging.Formatter("%(asctime)s [%(levelname)s] %(name)s - %(message)s")
# Console handler
console_handler = logging.StreamHandler()
console_handler.setLevel(logging.INFO)
console_handler.setFormatter(formatter)
logger.addHandler(console_handler)
# File handler
file_handler = logging.FileHandler(log_file, encoding="utf-8")
file_handler.setLevel(logging.DEBUG)
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)
logger.debug("Logging initialized, log file at %s", log_file)
return logger
logger = setup_logging()
