"""
日志配置
"""
import logging
import sys
from typing import Any

import structlog
from structlog.stdlib import LoggerFactory

from app.core.config import get_settings

settings = get_settings()


def setup_logging():
    """
    配置日志系统
    """
    # 设置日志级别
    log_level = getattr(logging, settings.LOG_LEVEL.upper(), logging.INFO)

    # 配置标准库日志
    logging.basicConfig(
        format="%(message)s",
        stream=sys.stdout,
        level=log_level,
    )

    # 配置处理器
    processors = [
        structlog.stdlib.filter_by_level,
        structlog.stdlib.add_logger_name,
        structlog.stdlib.add_log_level,
        structlog.stdlib.PositionalArgumentsFormatter(),
        structlog.processors.TimeStamper(fmt="iso"),
        structlog.processors.StackInfoRenderer(),
        structlog.processors.format_exc_info,
        structlog.processors.UnicodeDecoder(),
    ]

    # 根据配置选择输出格式
    if getattr(settings, "LOG_FORMAT", "text") == "json":
        processors.append(structlog.processors.JSONRenderer())
    else:
        processors.append(structlog.dev.ConsoleRenderer())

    # 配置 structlog
    structlog.configure(
        processors=processors,
        context_class=dict,
        logger_factory=LoggerFactory(),
        cache_logger_on_first_use=True,
    )


# 设置日志
setup_logging()


# 获取日志器
def get_logger(name: str = __name__) -> Any:
    """
    获取日志器

    Args:
        name: 日志器名称

    Returns:
        日志器实例
    """
    return structlog.get_logger(name)


# 默认日志器
logger = get_logger("app")