com.zhuang.mica.mqtt.module.device.service.SysDeviceFunctionLogService Maven / Gradle / Ivy

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package com.zhuang.mica.mqtt.module.device.service;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zhuang.mica.mqtt.module.device.mapper.SysDeviceFunctionLogMapper;
import com.zhuang.mica.mqtt.module.device.entity.SysDeviceFunctionLog;
import org.springframework.stereotype.Service;

import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 
 * 设备指令日志 服务类
 * 
 *
 * @author zwb
 * @since 2023-06-24
 */
@Service
public class SysDeviceFunctionLogService extends ServiceImpl {

    public SysDeviceFunctionLog getByFunctionId(String functionId) {
        List list = list(new LambdaQueryWrapper()
                .eq(SysDeviceFunctionLog::getFunctionId, functionId)
        );
        list = list.stream().sorted(Comparator.comparing(SysDeviceFunctionLog::getSendTime).reversed()).collect(Collectors.toList());
        return list.size() > 0 ? list.get(0) : null;
    }

}