package com.xydl.service.impl;


import com.xydl.mapper.OperationDB;
import com.xydl.util.FormatUtil;
import com.xydl.util.MqttUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.*;
import java.util.stream.Collectors;


@Service
@Slf4j
public class MqttServiceImpl {

    @Autowired
    OperationDB operationDBMapper;

    @Autowired
    MqttUtil mqttUtil;


    public void reportRecord() {
        List<String> allTableNames = operationDBMapper.getAllTable();
        for (String tableName : allTableNames) {
            Map<String,String> fieldMap = getTableFieldMap(tableName);
            String sqlExecuting = operationDBMapper.getSQL(tableName);
            List<Integer> dataEqmids = operationDBMapper.getDataEqmids(tableName);
            Map<Integer, Object> devIDLastTimeMap = new HashMap<>();
            List<Map<String, Object>> devIDLastTimeMaps = operationDBMapper.getDeviceIDAndtime(tableName);
            for (Map<String, Object> map : devIDLastTimeMaps) {
                for (String devId : map.keySet()) {
                    devIDLastTimeMap.put(Integer.parseInt((String) map.get("devid_val")), map.get("field_val2"));
                }
            }
            for (int deviceID : dataEqmids) {
                String time = "";
                if(devIDLastTimeMap.get(deviceID) !=null){
                    time = devIDLastTimeMap.get(deviceID).toString();
                }else{
                    time = "2000-01-01 01:00:00";
                    operationDBMapper.addEarliestTime(10, tableName, String.valueOf(deviceID), time);
                }
                publishData(deviceID, time, sqlExecuting,  tableName, fieldMap);
            }
        }
    }

    //单个表的字段映射
    public Map<String,String> getTableFieldMap(String tableName){
        Map<String, String> fieldMap = new HashMap<>();
        List<Map<String, String>> fieldMaps = operationDBMapper.getFieldMap(tableName);
        for (Map<String, String> map : fieldMaps) {
            for (String key : map.keySet()) {
                fieldMap.put(map.get("field_name"), map.get("dest_field_name"));
            }
        }
        return fieldMap;
    }

    //推送单个设备数据
    public void publishData(int deviceID, String time, String sqlExecuting, String tableName, Map<String, String> fieldMap) {

        String devIdSQL = sqlExecuting.replace("%%DEVID%%", String.valueOf(deviceID));
        String newSQL = devIdSQL.replace("%%KEYVALUE%%", "'" + time + "'");
        List<Map<String, Object>> dataOfoneDeviceID = operationDBMapper.getData(newSQL);
        String jsonStringData = FormatUtil.mqttFormatTransform(dataOfoneDeviceID, fieldMap);
        try {
            if (mqttUtil.publish2MQTT(jsonStringData)) {
                //insert
                operationDBMapper.updateSyncRecordsTable(tableName, deviceID, time);
                log.info("表{}设备{}推送成功:{}", tableName, deviceID, jsonStringData);
            }
        } catch (Exception e) {
            log.info("表{}设备{}推送异常：{}", tableName, deviceID, e.getMessage());
        }
    }


}