import sys
from datetime import date
from pathlib import Path

from loguru._logger import Logger as LoguruLogger
from loguru import logger as global_logger

from config import settings


class Local:
    """
    本地日志记录器
    """

    _initialized = set()  # 防止重复初始化相同 platform_mode

    @staticmethod
    def init_logger(platform: str,
                    mode: str,
                    log_level: str = settings.LOG_LEVEL,
                    log_to_console: bool = False,
                    rotation: str = "00:00",
                    retention: str = "10 days") -> LoguruLogger:
        key = f"{platform}_{mode}"
        if key in Local._initialized:
            return global_logger  # 已初始化，直接返回

        # 创建日志目录
        log_path = Path(f"{settings.LOG_DIR}/{platform}")
        log_path.mkdir(parents=True, exist_ok=True)

        # 动态日期
        current_date = date.today().strftime("%Y-%m-%d")
        log_filename = f"{platform}-{mode}-{current_date}.log"
        log_file_path = log_path / log_filename

        # 添加文件日志
        global_logger.add(
            str(log_file_path),
            level=log_level.upper(),
            rotation=rotation,
            retention=retention,
            encoding="utf-8",
            enqueue=True,
            backtrace=True,
            diagnose=True
        )

        if log_to_console:
            global_logger.add(
                sys.stdout,
                level=log_level.upper(),
                format="<green>{time:YYYY-MM-DD HH:mm:ss}</green> | "
                       "<level>{level}</level> | "
                       "<cyan>{extra[platform]}</cyan> | "
                       "<cyan>{extra[mode]}</cyan> | "
                       "{message}"
            )

        # 绑定上下文便于日志区分来源
        logger_with_context = global_logger.bind(platform=platform, mode=mode)

        Local._initialized.add(key)

        return logger_with_context