"""
Tan mingyan
2026/3/9

network 驱动示例（bus_network .py）—— 补充参考
"""
# midware/drivers/bus_can.py
from .base_driver import BaseBusDriver
from typing import Optional, Dict, Any
from loguru import logger
import time

class BusNetworkDriver(BaseBusDriver):
    """network 总线驱动实现（适配）"""
    def _init_config(self):
        self.config.setdefault("channel", 0)  # CAN通道
        self.config.setdefault("baudrate", 500000)  # 500kbps
        self.config.setdefault("frame_format", "standard")  # 标准帧/扩展帧
        logger.info(f"UART驱动配置初始化完成：{self.config}")
    
    def connect(self) -> bool:
        try:
            # 实际逻辑：打开CAN通道
            time.sleep(0.05)
            self.is_connected = True
            logger.info("CAN总线连接成功")
            return True
        except Exception as e:
            logger.error(f"CAN总线连接失败：{str(e)}")
            return False
    
    def disconnect(self) -> bool:
        try:
            self.is_connected = False
            logger.info("CAN总线断开成功")
            return True
        except Exception as e:
            logger.error(f"CAN总线断开失败：{str(e)}")
            return False
    
    def send(self, data: bytes, **kwargs) -> bool:
        if not self.is_connected:
            logger.error("CAN驱动未连接，发送失败")
            return False
        
        try:
            frame_id = kwargs.get("frame_id", 0x123)  # CAN帧ID
            is_extended = kwargs.get("is_extended", False)  # 是否扩展帧
            logger.info(
                f"CAN发送数据｜帧ID：0x{frame_id:X}｜扩展帧：{is_extended}｜"
                f"数据：{data.hex()}｜长度：{len(data)}字节"
            )
            # 实际逻辑：调用CAN驱动发送接口
            return True
        except Exception as e:
            logger.error(f"CAN数据发送失败：{str(e)}")
            return False
    
    def recv(self, timeout: float = 0.1, **kwargs) -> Optional[bytes]:
        if not self.is_connected:
            logger.error("CAN驱动未连接，接收失败")
            return None
        
        try:
            # 模拟接收
            time.sleep(0.001)
            # mock_data = b"\x11\x22\x33\x44"
            # logger.debug(f"CAN接收数据：{mock_data.hex()}")
            # return mock_data
            return None
        except Exception as e:
            logger.error(f"CAN数据接收失败：{str(e)}")
            return None