from fastapi import APIRouter, Request
from gewechat.call_back_message.message import WxMessage, MessageType, AppMessageType
import logging

from robot import Robot

router = APIRouter()
logger = logging.getLogger(__name__)

# 存储Robot实例的字典，以appid为键
robot_instances = {}


def register_robot(appid, robot_instance):
    """注册Robot实例"""
    robot_instances[appid] = robot_instance
    logger.info(f"已注册appid为{appid}的Robot实例")


@router.post("/gewechat/callback")
async def callback(request: Request):
    """接收微信消息回调"""
    try:
        # 获取原始JSON数据
        json_data = await request.json()

        # 创建消息对象
        msg = WxMessage.from_json(json_data)

        # 根据消息类型处理
        if msg.type_name == "AddMsg":
            await handle_add_message(msg)
        elif msg.type_name == "ModContacts":
            await handle_mod_contacts(msg)
        elif msg.type_name == "DelContacts":
            await handle_del_contacts(msg)
        elif msg.type_name == "Offline":
            await handle_offline(msg)

        return {"code": 0, "message": "success"}

    except Exception as e:
        logger.error(f"处理回调消息失败: {str(e)}", exc_info=True)
        return {"code": -1, "message": f"处理失败: {str(e)}"}


async def handle_add_message(msg: WxMessage):
    """处理新消息"""
    try:
        # 获取对应的Robot实例
        robot: Robot = robot_instances.get(msg.appid)
        if robot:
            # 调用Robot的onMsg方法处理消息
            robot.onMsg(msg)
        else:
            logger.warning(f"未找到appid为{msg.appid}的Robot实例")

    except Exception as e:
        logger.error(f"处理新消息失败: {str(e)}", exc_info=True)
        raise


async def handle_mod_contacts(msg: WxMessage):
    """处理联系人变更"""
    logger.info(f"联系人信息变更: {msg.raw_data}")
    # 获取对应的Robot实例并刷新联系人
    robot = robot_instances.get(msg.appid)
    if robot:
        robot.refresh_contacts()


async def handle_del_contacts(msg: WxMessage):
    """处理联系人删除"""
    logger.info(f"联系人被删除: {msg.raw_data}")
    # 获取对应的Robot实例并刷新联系人
    robot = robot_instances.get(msg.appid)
    if robot:
        robot.refresh_contacts()


async def handle_offline(msg: WxMessage):
    """处理离线通知"""
    logger.info(f"账号离线: {msg.wxid}")
    # 可以在这里处理账号离线逻辑


async def handle_text_message(msg: WxMessage):
    """处理文本消息"""
    logger.info(f"收到文本消息: {msg.content.raw_content}")
    # TODO: 实现文本消息处理逻辑


async def handle_image_message(msg: WxMessage):
    """处理图片消息"""
    image_content = msg.get_image_content()
    if image_content:
        logger.info(f"收到图片消息: {image_content.url}")
    # TODO: 实现图片消息处理逻辑


async def handle_app_message(msg: WxMessage):
    """处理应用消息"""
    app_type = msg.get_app_message_type()
    if app_type == AppMessageType.LINK:
        logger.info("收到链接消息")
    elif app_type == AppMessageType.FILE:
        logger.info("收到文件消息")
    elif app_type == AppMessageType.MINIPROGRAM:
        logger.info("收到小程序消息")
    # TODO: 实现应用消息处理逻辑


async def handle_system_message(msg: WxMessage):
    """处理系统消息"""
    logger.info(f"收到系统消息: {msg.content.raw_content}")
    # TODO: 实现系统消息处理逻辑


async def handle_system_notify(msg: WxMessage):
    """处理系统通知"""
    logger.info(f"收到系统通知: {msg.content.raw_content}")
    # TODO: 实现系统通知处理逻辑