package com.qyft.ms.device.handler;

import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import com.qyft.ms.app.common.command.CommandFuture;
import com.qyft.ms.app.common.command.CurrentSendCmdMapInstance;
import com.qyft.ms.app.service.WebSocketService;
import com.qyft.ms.device.model.bo.DeviceFeedback;
import com.qyft.ms.device.service.DeviceStatusService;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.util.CharsetUtil;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;

import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ConcurrentHashMap;

@Slf4j
@Component
@ChannelHandler.Sharable
@RequiredArgsConstructor
public class DeviceMessageHandler extends ChannelInboundHandlerAdapter {

    public final Map<String, CompletableFuture<DeviceFeedback>> responseMap = new ConcurrentHashMap<>();
    private final DeviceStatusService deviceStatusService;
    private final WebSocketService webSocketService;

    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) {
        ByteBuf buf = (ByteBuf) msg;
        String serverMsg = buf.toString(CharsetUtil.UTF_8);
        try {
//            JsonRpcResponse jsonRpcResponse = JSONUtil.toBean(serverMsg, JsonRpcResponse.class);
//            if (TcpMessageType.STATUS.equals(jsonRpcResponse.getType())) {//设备状态
//                DeviceStatus deviceStatus = JSONUtil.toBean(jsonRpcResponse.getData(), DeviceStatus.class);
//                deviceStatusService.updateDeviceStatus(deviceStatus); // 更新设备状态
//            } else if (TcpMessageType.ALARM.equals(jsonRpcResponse.getType())) {//设备报警
//                log.error("设备报警: {}", serverMsg);
//                DeviceAlarm deviceAlarm = JSONUtil.toBean(jsonRpcResponse.getData(), DeviceAlarm.class);
//                webSocketService.pushMsg(WebSocketMessageType.WARN, deviceAlarm);
//            } else if (TcpMessageType.FEEDBACK.equals(jsonRpcResponse.getType())) {//设备指令反馈
//                DeviceFeedback deviceFeedback = JSONUtil.toBean(jsonRpcResponse.getData(), DeviceFeedback.class);
//                this.handleTcpResponse(deviceFeedback);
//            }
            JSONObject deviceResult = JSONUtil.parseObj(serverMsg);
            JSONObject payload = deviceResult.getJSONObject("payload");
            String tag = deviceResult.get("tag").toString();
            if ("event".equals(tag)) {
                //设备上报事件




            } else if ("ack".equals(tag)) {



                //设备指令反馈
                Integer cmdId = payload.getInt("cmdId");
                CommandFuture commandFuture = CurrentSendCmdMapInstance.getInstance().getCommand(cmdId);

                if(commandFuture!=null){
                    commandFuture.setReceived(true);
                    commandFuture.setCallbackResult(payload);
                    commandFuture.commandContinue();
                }
//
//                if (error != null) {
//                    //指令执行错误，将错误放到CallbackResult中
//                    commandFuture.setCallbackResult(error);
//                }
//                Object result = payload.get("result");
//                if (result instanceof Boolean) {
//                    //ack 没携带数据
//                } else if (result instanceof JSONObject) {
//                    //ack 携带了数据，将数据放到了CallbackResult中
//                    commandFuture.setCallbackResult((JSONObject) result);
//                } else {
//                    //TODO 没有定义的类型
//                }
//                commandFuture.setReceived(true);//已收到设备反馈
//                commandFuture.commandContinue();





            } else if ("status".equals(tag)) {
                //设备上报状态
            }
        } catch (Exception e) {
            log.error("TCP服务消息处理错误: {}, error: {}", serverMsg, e.getMessage(), e);
        } finally {
            buf.release();
        }
    }

    private void handleTcpResponse(DeviceFeedback deviceFeedback) {
        String requestId = deviceFeedback.getId();
        CompletableFuture<DeviceFeedback> future = responseMap.remove(requestId);
        if (future != null) {
            future.complete(deviceFeedback);
        } else {
            log.error("未找到 requestId: {} 对应的等待请求", requestId);
        }
    }
}