package com.sandu.ximon.admin.manager.iot.rrpc;

import com.alibaba.fastjson.JSON;
import com.aliyuncs.AcsRequest;
import com.aliyuncs.AcsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.iot.model.v20180120.*;
import com.sandu.common.execption.BusinessException;
import com.sandu.ximon.admin.manager.iot.frame.IRequestFrame;
import com.sandu.ximon.admin.manager.iot.frame.inner.BaseResponseInnerFrame;
import com.sandu.ximon.admin.manager.iot.rrpc.dto.CommonFrame;
import com.sandu.ximon.admin.manager.iot.rrpc.dto.InvokeParam;
import com.sandu.ximon.admin.manager.iot.rrpc.dto.WrapResponseCommonFrame;
import com.sandu.ximon.admin.manager.iot.rrpc.topic.IBaseTopic;
import com.sandu.ximon.admin.manager.iot.rrpc.topic.ICustomizeTopic;
import com.sandu.ximon.admin.manager.iot.rrpc.util.FrameUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;

import java.util.List;
import java.util.Map;

/**
 * @author chenjiantian
 * @date 2021/12/2 18:21
 */
@Slf4j
public abstract class BaseInvokeSyncService implements IInvoke, IBaseTopic, ICustomizeTopic {

    /**
     * 发送rrpc 请求
     *
     * @param deviceName    设备名
     * @param iRequestFrame 编码帧
     * @param clz           内部帧响应实体类 如果不想自己解析 可带上
     * @return 返回的解码帧实体类 同时把内部帧解码之后也携带上
     */
    public <T extends BaseResponseInnerFrame<T>> WrapResponseCommonFrame<T> sendRRPC(String deviceName, IRequestFrame iRequestFrame, Class<T> clz) {
        CommonFrame commonFrame = sendRRPC(deviceName, iRequestFrame);
        if (commonFrame == null) {
            return null;
        }
        WrapResponseCommonFrame<T> responseCommonFrame = new WrapResponseCommonFrame<>();
        BeanUtils.copyProperties(commonFrame, responseCommonFrame);
        try {
            responseCommonFrame.setResponseInnerFrame(clz.newInstance().transformFrame(responseCommonFrame.getPayload()));
        } catch (InstantiationException | IllegalAccessException e) {
            throw new BusinessException(String.format("找不到%s的构造函数", clz.getName()));
        }
        return responseCommonFrame;
    }

    @Override
    public CommonFrame sendRRPC(String deviceName, IRequestFrame iRequestFrame) {
        InvokeParam param = new InvokeParam();
        param.setOperate("1001");
        param.setFrame(iRequestFrame.getEncodeFrame());
        InvokeThingServiceResponse.Data data = invokeThing(deviceName, param, false);
        if (data == null) {
            return null;
        }
        String result = data.getResult();
        result = result.replace("\\", "");
        Map map = JSON.parseObject(result, Map.class);
        result = (String) map.get("msg");
        return FrameUtils.transformMessageToFrame(result);
    }

    @Override
    public CommonFrame sendRRPC(String deviceName, IRequestFrame iRequestFrame, boolean resendFlag) {
        InvokeParam param = new InvokeParam();
        param.setOperate("1001");
        param.setFrame(iRequestFrame.getEncodeFrame());
        InvokeThingServiceResponse.Data data = invokeThing(deviceName, param, true);
        if (data == null) {
            return null;
        }
        String result = data.getResult();
        result = result.replace("\\", "");
        Map map = JSON.parseObject(result, Map.class);
        result = (String) map.get("msg");
        return FrameUtils.transformMessageToFrame(result);
    }

    /**
     * 基础通信同步调用
     *
     * @param request 请求封装
     * @param <T>     返回类型
     * @return 返回结果
     */
    protected <T extends AcsResponse> T invokeSync(AcsRequest<T> request) {
        // 获得服务调用响应
        T response = null;
        try {
            response = getClient().getAcsResponse(request);
        } catch (ClientException e) {
            e.printStackTrace();
        }
        return response;
    }

    @Override
    public RegisterDeviceResponse.Data registerDevice(String deviceName) {
        RegisterDeviceRequest request = new RegisterDeviceRequest();
        request.setDeviceName(deviceName);
        request.setProductKey(getProductKey());
        RegisterDeviceResponse response = invokeSync(request);
        if (response != null && response.getSuccess()) {
            return response.getData();
        }
        return null;
    }

    @Override
    public boolean deleteDevice(String deviceName) {
        DeleteDeviceRequest request = new DeleteDeviceRequest();
        request.setDeviceName(deviceName);
        request.setProductKey(getProductKey());
        DeleteDeviceResponse response = invokeSync(request);
        return response != null && response.getSuccess();
    }

    @Override
    public QueryDeviceDetailResponse.Data queryDeviceDetail(String deviceName, String lotId) {
        QueryDeviceDetailRequest request = new QueryDeviceDetailRequest();
        request.setIotId(lotId);
        request.setDeviceName(deviceName);
        request.setProductKey(getProductKey());
        QueryDeviceDetailResponse response = invokeSync(request);
        if (response != null && response.getSuccess()) {
            return response.getData();
        }
        return null;
    }

    @Override
    public List<BatchQueryDeviceDetailResponse.DataItem> batchQueryDeviceDetail(List<String> deviceNames) {
        BatchQueryDeviceDetailRequest request = new BatchQueryDeviceDetailRequest();
        request.setDeviceNames(deviceNames);
        request.setProductKey(getProductKey());
        BatchQueryDeviceDetailResponse response = invokeSync(request);
        if (response != null && response.getSuccess()) {
            return response.getData();
        }
        return null;
    }


    @Override
    public boolean saveDeviceProp(String deviceName, String props) {
        throw new BusinessException("未实现");
//        SaveDevicePropRequest request = new SaveDevicePropRequest();
//        request.setDeviceName(deviceName);
//        request.setProductKey(PRODUCT_KEY);
//        request.setProps(JSON.);
    }

    @Override
    public List<BatchGetDeviceStateResponse.DeviceStatus> batchGetDeviceState(List<String> deviceNames) {
        BatchGetDeviceStateRequest request = new BatchGetDeviceStateRequest();
        request.setDeviceNames(deviceNames);
        request.setProductKey(getProductKey());
        BatchGetDeviceStateResponse response = invokeSync(request);
        if (response != null && response.getSuccess()) {
            return response.getDeviceStatusList();
        }
        return null;
    }

    /**
     * 调用自定义topic
     * https://help.aliyun.com/document_detail/69584.htm?spm=a2c4g.11186623.0.0.25b33982bSQSom#reference-snk-mrz-wdb
     *
     * @param deviceName 设备名
     * @param param      参数
     * @return 设备返回的结果
     */
    protected InvokeThingServiceResponse.Data invokeThing(String deviceName, InvokeParam param, boolean resendFlag) {
        // 填充服务调用的参数
        InvokeThingServiceRequest request = new InvokeThingServiceRequest();
        // 设备证书之productKey
        request.setProductKey(getProductKey());
        // 设备证书之deviceName
        request.setDeviceName(deviceName);
        request.setSysReadTimeout(5000);
        // 要调用的服务标识符，取决于服务端定义 目前rrpc标识代表同步调用
        request.setIdentifier("rrpc");
        request.setArgs(JSON.toJSONString(param));

        // 获得服务调用响应
        if (resendFlag) {
            return getAcsResponse(request, true, 1);

        } else {
            return getAcsResponse(request, false, null);

        }
    }

    /**
     * 获得服务调用响应
     *
     * @param request
     * @return
     */
    private InvokeThingServiceResponse.Data getAcsResponse(InvokeThingServiceRequest request, boolean resendFlag, Integer time) {

        if (resendFlag) {
            //需要重发
            if (time <= 2) {
                InvokeThingServiceResponse response = null;
                try {
                    response = getClient().getAcsResponse(request);
                    if (response == null) {
                        log.error("调用rrpc失败，响应为空！");
                        return getAcsResponse(request, true, time + 1);
                    }
                    if (!response.getSuccess()) {
                        log.error("调用rrpc失败，" + response.getErrorMessage());
                        return getAcsResponse(request, true, time + 1);
                    } else {
                        // 服务调用成功，仅代表发送服务指令的成功，不代表执行服务本身是否成功
                        return response.getData();
                    }
                } catch (Exception e) {
                    return getAcsResponse(request, true, time + 1);
//                throw new BusinessException("错误信息：" + e.getMessage());
                }
            } else {
                throw new BusinessException("硬件请求失败，请检查硬件设备！");
            }

        } else {
            //不需要重发
            InvokeThingServiceResponse response = null;
            try {
                response = getClient().getAcsResponse(request);
            } catch (ClientException e) {
                e.printStackTrace();
                throw new BusinessException("硬件请求失败，请检查硬件设备！");
            }
            if (response == null) {
                throw new BusinessException("调用rrpc失败，响应为空！");
            }
            if (!response.getSuccess()) {
                throw new BusinessException("调用rrpc失败，" + response.getErrorMessage());
            }
            // 服务调用成功，仅代表发送服务指令的成功，不代表执行服务本身是否成功
            if (response.getSuccess()) {
                // 仅同步服务有result
                return response.getData();
            }
            return null;
        }


    }
}