fengxiang
2018-02-27 f38347a76a04a87cab5a97bfb6bdeb49a7a9a0a0
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package com.moral.service.impl;
 
import java.util.*;
import java.util.stream.Collectors;
 
import javax.annotation.Resource;
 
import com.alibaba.fastjson.TypeReference;
import com.github.pagehelper.Page;
import com.moral.common.bean.Constants;
import com.moral.common.bean.PageBean;
import com.moral.common.bean.PageResult;
import com.moral.common.util.ExampleUtil;
import com.moral.common.util.RedisUtils;
import org.apache.commons.collections.MapUtils;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
 
import com.github.pagehelper.PageHelper;
import com.moral.common.util.ValidateUtil;
import com.moral.entity.Device;
import com.moral.mapper.DeviceMapper;
import com.moral.service.AccountService;
import com.moral.service.DeviceService;
import tk.mybatis.mapper.entity.Example;
 
@Service
public class DeviceServiceImpl implements DeviceService {
 
    @Resource
    private DeviceMapper deviceMapper;
 
    @Resource
    private AccountService accountService;
    private Class ENTITY_CLASS = Device.class;
    @Resource
    RedisUtils redisUtils;
    @Override
    public Map<String, Object> getDeviceStatesByAccount(Map<String, Object> parameters) {
        ValidateUtil.notNull(parameters.get("accountId"), "param.is.null");
        Map<String, Object> result = new HashMap<String, Object>();
        accountService.setOrgIdsByAccount(parameters);
        List<Map<String, Object>> list = deviceMapper.getDeviceStatesByAccount(parameters);
        Long all = 0L, normal = 0L, abnormal = 0L, stop = 0L;
        for (Map<String, Object> map : list) {
            Long count = (Long) map.get("count");
            all += count;
            switch (Integer.valueOf((String) map.get("state"))) {
            case 0:
                normal = count;
                break;
            case 4:
                stop = count;
                break;
            default:
                abnormal += count;
            }
        }
        result.put("all", all);
        result.put("normal", normal);
        result.put("abnormal", abnormal);
        result.put("stop", stop);
        return result;
    }
    
    @Override
    @Transactional
    public void saveOrUpdateDevice(Device device) {
        ValidateUtil.notNull(device, "param.is.null");
        ValidateUtil.notEmpty(device.getMac(), "param.is.null");
        Device queryDevice = new Device();
        queryDevice.setMac(device.getMac());
        queryDevice = deviceMapper.selectOne(queryDevice);
        Date operateDate = new Date();
        device.setInstallTime(operateDate);
        if (ObjectUtils.isEmpty(queryDevice)) {
            device.setCreateTime(operateDate);
            device.setState("4");
            device.setIsDelete(Constants.IS_DELETE_FALSE);
            deviceMapper.insertSelective(device);
        }else {
            device.setId(queryDevice.getId());
            deviceMapper.updateByPrimaryKeySelective(device);
        }
    }
 
    @Override
    public List<Device> getInstallDevicesByOperateUser(Integer uid, Integer pageIndex, Integer pageSize) {
        ValidateUtil.notNull(uid, "param.is.null");
        Device device = new Device();
        device.setOperateUserId(uid);
        PageHelper.startPage(pageIndex, pageSize);
        List<Device> devices = deviceMapper.select(device);
        return devices;
    }
 
    @Override
    public Device getDeviceByMac(String mac) {
        ValidateUtil.notEmpty(mac, "param.is.null");
        Device device = new Device();
        device.setMac(mac);
        device = deviceMapper.selectOne(device);
        return device;
    }
 
    /**
     *
     * @param map
     * map里 包括 组织id和4个坐标点
     * @return
     */
    @Override
    public List<Device> query(Map<String, Object> map) {
        List <Device> list = deviceMapper.selectByMap(map);
        loadDeviceState(list);
        return list;
    }
 
    /**
     *  根据组织id和设备名称 分页查询设备
     * @param orgId
     * @param deviceName
     * @param pageSize
     * @param pageNo
     * @return
     */
    @Override
    public PageResult query(Integer orgId, String deviceName, Integer pageSize, Integer pageNo) {
        if(!ObjectUtils.isEmpty(pageSize)&&!ObjectUtils.isEmpty(pageNo)){
            PageHelper.startPage(pageNo,pageSize);
        }
        List<Device> list = deviceMapper.selectByOrgIdAndDevName(orgId,deviceName);
        //从redis里取状态
        loadDeviceState(list);
        if(list instanceof Page){
            return new PageResult(((Page) list).getTotal(),list);
        }
        return new PageResult(null,list);
    }
 
    /**
     * 根据组织id和监控点id 分页查询设备
     * @param orgId
     * @param mpId
     * @param pageSize
     * @param pageNo
     * @return
     */
    @Override
    public PageResult query(Integer orgId, Integer mpId, Integer pageSize, Integer pageNo) {
        if(!ObjectUtils.isEmpty(pageSize)&&!ObjectUtils.isEmpty(pageNo)){
            PageHelper.startPage(pageNo,pageSize);
        }
        List<Device> list = deviceMapper.selectByOrgIdAndMpId(orgId,mpId);
        //从redis里取状态
        loadDeviceState(list);
        if(list instanceof Page){
            return new PageResult(((Page) list).getTotal(),list);
        }
        return new PageResult(null,list);
    }
    private void loadDeviceState(List<Device> list){
        //从redis里取状态
        list.stream().map( device -> {
            String mac = device.getMac();
            if(!StringUtils.isBlank(mac)){
                String state = getSateFromRedis(device.getMonitorPointId(),mac.toLowerCase());
                device.setState(state);
            }else{
                device.setState(Constants.DEVICE_STATE_OFFLINE);
            }
            return device;
        }).count();
    }
    private String getSateFromRedis(Integer mpId,String mac){
 
        Map<String,String> stateMap  = getStateMapFromRedis(mpId,mac);
        String state = null;
        if(stateMap != null){
            state  = stateMap.get("state");
        }
        state = state == null ?Constants.DEVICE_STATE_OFFLINE:state;
        return  state;
    }
    public Map<String,String> getStateMapFromRedis(Integer mpId,String mac){
        StringBuilder key = new StringBuilder();
        //拼凑key
        key.append("state_").append(mpId).append("_").append(mac);
        return   redisUtils.get(key.toString(),new TypeReference<Map<String,String>>(){});
    }
    private Device getDeviceWithOrgIdsByMac(String mac) {
        String key = "device_"+mac;
        Device device = redisUtils.get(key,Device.class);
        if(device==null) {
            device = deviceMapper.selectWithOrgIdsByMac(mac);
            if(device!=null){
                redisUtils.set(key,device);
            }
        }
        return device;
    }
    /*
      刷新 redis 设备的信息
     */
    private void refreshDeviceInRedis(String mac){
           getDeviceWithOrgIdsByMac(mac);
    }
    @Override
    public PageBean queryByPageBean(PageBean pageBean) {
        Example example = ExampleUtil.generateExample(ENTITY_CLASS,pageBean);
        List<Example.Criteria> criteriaList = example.getOredCriteria();
        if(criteriaList!=null&&criteriaList.size()>0){
            for(Example.Criteria cri : criteriaList){
                cri.andNotEqualTo("isDelete", Constants.IS_DELETE_TRUE);
            }
        }else {
            example.or().andNotEqualTo("isDelete",Constants.IS_DELETE_TRUE);
        }
        if(pageBean.getPageSize()>0){
            PageHelper.startPage(pageBean.getPageIndex(),pageBean.getPageSize());
        }
        List<Device> organizationList = deviceMapper.selectWithRelationData(example);
        return new PageBean(organizationList);
    }
 
    @Override
    public void deleteByIds(Integer[] ids) {
        Device device = new Device();
        device.setIsDelete(Constants.IS_DELETE_TRUE);
        if(ids!=null&&ids.length>0){
            if(ids.length==1){
                device.setId(ids[0]);
                deviceMapper.updateByPrimaryKeySelective(device);
            }else{
                Example example = new Example(ENTITY_CLASS);
                example.or().andIn("id", Arrays.asList(ids));
                deviceMapper.updateByExampleSelective(device,example);
            }
 
        }
    }
 
    @Override
    public void addOrModify(Device device){
        try{
            //mac 转小写
            if(StringUtils.isBlank(device.getMac())){
                device.setMac(device.getMac().toLowerCase());
            }
            if(device.getId()==null){
                device.setIsDelete(Constants.IS_DELETE_FALSE);
                deviceMapper.insertSelective(device);
            }else{
                deviceMapper.updateByPrimaryKeySelective(device);
                //刷新redis里设备信息
                refreshDeviceInRedis(device.getMac());
            }
        }
        catch (Exception ex){
            throw  ex;
        }
    }
 
    @Override
    public List<Device> getDevicesByMonitorPointId(Integer monitorPointId) {
        Device device = new Device();
        device.setMonitorPointId(monitorPointId);
        device.setIsDelete(Constants.IS_DELETE_FALSE);
        return deviceMapper.select(device);
    }
 
    /**
     *  返回map{mac:,state:}
     * @param macList
     * @return
     */
    @Override
    public List<Map<String,String>> queryDevicesState(List<String> macList,Boolean withData) {
        List<Map<String,String>> list = macList.stream().map(mac->{
            Map<String,String> resultMap = new HashMap<>();
            if(!StringUtils.isBlank(mac)){
                mac = mac.toLowerCase();
                Device device = getDeviceWithOrgIdsByMac(mac);
                Map<String,String> stateMap = getStateMapFromRedis(device.getMonitorPointId(),mac);
                if(!MapUtils.isEmpty(stateMap)){
                    resultMap.putAll(stateMap);
                }else{
                    resultMap.put("state",Constants.DEVICE_STATE_OFFLINE);
                    resultMap.put("mac",mac);
                }
                //添加data
                if(BooleanUtils.isTrue(withData)){
                    String dataKey = "data_"+mac;
                    Map<String,String> dataMap = redisUtils.get(dataKey,new TypeReference<Map<String,String>>(){});
                    if(!MapUtils.isEmpty(dataMap)){
                        resultMap.putAll(dataMap);
                    }
                }
            }
            return  resultMap;
        }).collect(Collectors.toList());
        return list;
    }
}