# ///
# callback.py
# 描述：回调接口，用于重置和检测节点微信状态
# 作者：AI Generated
# 创建日期：2026-04-05
# ///

from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel
from typing import Optional, Dict, Any

from services.node_manager import node_manager
from services.log_service import log_service
from database_service import get_db_service
from utils import require_api_key


router = APIRouter(prefix="/callback", tags=["回调接口"])


class NodeResetRequest(BaseModel):
    node_id: str


class NodeCallbackRequest(BaseModel):
    node_id: str


async def sync_node_from_db(node_id: str) -> bool:
    db_service = get_db_service()
    if not db_service:
        return False
    node = db_service.get_node(node_id)
    if not node:
        return False
    existing = node_manager.nodes.get(node_id)
    if existing:
        existing.api_url = node.api_url
        existing.api_key = node.api_key
    else:
        await node_manager.add_node(
            node_id=node.node_id,
            name=node.name,
            api_url=node.api_url,
            api_key=node.api_key,
            description=node.description or "",
            group=node.group or "default"
        )
    return True


@router.post("/node/reset", summary="重置节点微信状态")
async def reset_node_wechat_status(request: NodeResetRequest, _=Depends(require_api_key)) -> Dict[str, Any]:
    """
    重置节点的微信状态为online
    通过发送消息到文件传输助手来检测微信是否正常
    如果发送成功，则重置状态为online
    """
    node_id = request.node_id
    await sync_node_from_db(node_id)
    node = await node_manager.get_node(node_id)
    if not node:
        raise HTTPException(status_code=404, detail=f"Node '{node_id}' not found")

    await node_manager.call_node_api(node_id, "/api/wechat/initialize", method="POST")

    result = await node_manager.call_node_api(
        node_id,
        "/api/message/send",
        method="POST",
        data={"receiver": "文件传输助手", "message": "WXAuto Center 状态检测消息"}
    )

    if result.get("success"):
        node.wechat_status = "online"
        db_service = get_db_service()
        if db_service:
            db_service.update_node(node_id, wechat_status="online")
        log_service.success(f"Node {node_id} WeChat status reset to online", "Callback")
        return {
            "success": True,
            "message": "WeChat status reset",
            "data": {
                "node_id": node_id,
                "wechat_status": "online",
                "check_result": "success"
            }
        }
    else:
        node.wechat_status = "offline"
        db_service = get_db_service()
        if db_service:
            db_service.update_node(node_id, wechat_status="offline")
        error_msg = result.get("error", "Unknown error")
        log_service.error(f"Node {node_id} WeChat status check failed: {error_msg}", "Callback")
        return {
            "success": False,
            "message": "WeChat status check failed",
            "data": {
                "node_id": node_id,
                "wechat_status": "offline",
                "check_result": "failed",
                "error": error_msg
            }
        }


@router.post("/node/check", summary="检测节点微信状态")
async def check_node_wechat_status(request: NodeCallbackRequest, _=Depends(require_api_key)) -> Dict[str, Any]:
    """
    检测节点的微信状态
    通过发送消息到文件传输助手来检测微信是否正常
    返回检测结果
    """
    node_id = request.node_id
    await sync_node_from_db(node_id)
    node = await node_manager.get_node(node_id)
    if not node:
        raise HTTPException(status_code=404, detail=f"Node '{node_id}' not found")

    await node_manager.call_node_api(node_id, "/api/wechat/initialize", method="POST")

    result = await node_manager.call_node_api(
        node_id,
        "/api/message/send",
        method="POST",
        data={"receiver": "文件传输助手", "message": "WXAuto Center 状态检测消息"}
    )

    if result.get("success"):
        node.wechat_status = "online"
        db_service = get_db_service()
        if db_service:
            db_service.update_node(node_id, wechat_status="online")
        return {
            "success": True,
            "message": "WeChat is normal",
            "data": {
                "node_id": node_id,
                "wechat_status": "online",
                "api_status": node.status
            }
        }
    else:
        node.wechat_status = "offline"
        db_service = get_db_service()
        if db_service:
            db_service.update_node(node_id, wechat_status="offline")
        return {
            "success": False,
            "message": "WeChat is abnormal",
            "data": {
                "node_id": node_id,
                "wechat_status": "offline",
                "api_status": node.status,
                "error": result.get("error", "Unknown error")
            }
        }


@router.get("/node/{node_id}/status", summary="获取节点回调状态")
async def get_node_callback_status(node_id: str, _=Depends(require_api_key)) -> Dict[str, Any]:
    """
    获取节点的当前状态，用于回调确认
    """
    node = await node_manager.get_node(node_id)
    if not node:
        raise HTTPException(status_code=404, detail=f"Node '{node_id}' not found")

    return {
        "success": True,
        "data": {
            "node_id": node.node_id,
            "name": node.name,
            "api_url": node.api_url,
            "api_status": node.status,
            "wechat_status": node.wechat_status,
            "is_healthy": node.is_healthy,
            "enabled": node.enabled,
            "group": node.group
        }
    }