166 lines
6.9 KiB
Java
166 lines
6.9 KiB
Java
package com.ruoyi.common.utils;
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import cn.hutool.core.util.StrUtil;
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import com.alibaba.fastjson2.JSONArray;
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import com.alibaba.fastjson2.JSONObject;
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import com.ruoyi.common.constant.ServiceConstants;
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import com.ruoyi.common.utils.http.HttpUtils;
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import com.ruoyi.common.utils.spring.SpringUtils;
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import lombok.extern.slf4j.Slf4j;
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import java.math.BigDecimal;
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import java.math.RoundingMode;
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/**
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* 业务工具类
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*
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* @author ruoyi
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*/
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@Slf4j
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public class CommonUtil {
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public static final String GEO_WEB_KEY = SpringUtils.getRequiredProperty("geo.key");
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/**
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* 格式化错误消息
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* @author ruoyi
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*/
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public static String format(String status) {
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String msg = "车辆";
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// 检查status是否为null，避免空指针异常
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if (status == null) {
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return "Status cannot be null.";
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}
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// 使用switch语句重构原来的if-else结构
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switch (status) {
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case ServiceConstants.VEHICLE_STATUS_NOT_LISTING:
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return msg + ServiceConstants.VEHICLE_STATUS_NOT_LISTING_STR;
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case ServiceConstants.VEHICLE_STATUS_IN_APPOINTMENT:
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return msg + ServiceConstants.VEHICLE_STATUS_IN_APPOINTMENT_STR;
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case ServiceConstants.VEHICLE_STATUS_IN_USING:
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return msg + ServiceConstants.VEHICLE_STATUS_IN_USING_STR;
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case ServiceConstants.VEHICLE_STATUS_TEMPORARILY_LOCK:
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return msg + ServiceConstants.VEHICLE_STATUS_TEMPORARILY_LOCK_STR;
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// case ServiceConstants.VEHICLE_STATUS_IN_REPAIR:
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// return msg + ServiceConstants.VEHICLE_STATUS_IN_REPAIR_STR;
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case ServiceConstants.VEHICLE_STATUS_IN_OFFLINE:
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return msg + ServiceConstants.VEHICLE_STATUS_IN_CHANGING_STR;
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case ServiceConstants.VEHICLE_STATUS_ABANDON:
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return msg + ServiceConstants.VEHICLE_STATUS_ABANDON_STR;
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default:
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// 处理未知或新增的状态
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return "Unknown vehicle status: " + status;
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}
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}
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/**
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* 根据定位获取地址
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* @author ruoyi
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*/
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public static String getAddressByGeo(String location) {
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String address = null;
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try {
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String url = StrUtil.format("https://restapi.amap.com/v3/geocode/regeo?key={}&location={}&&radius=1000&extensions=all", GEO_WEB_KEY, location);
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String result = HttpUtils.sendGet(url);
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log.info("【根据定位获取地址】请求结果result:{}",result);
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//将json字符串转换为Object
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JSONObject jsonObject = JSONObject.parseObject(result,JSONObject.class);
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JSONObject regeocode1 = jsonObject.getJSONObject("regeocode");
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address = regeocode1.getString("formatted_address");
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log.info("【根据定位获取地址】address=:【{}】",result);
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return address;
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} catch (Exception e) {
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log.error("【根据定位获取地址】转换地址报错", e);
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}
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return address;
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}
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/**
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* 获取省市县
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*
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* @author ruoyi
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*/
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public static String getDistrictList() {
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String list = null;
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try {
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String url = StrUtil.format("https://restapi.amap.com/v3/config/district?key={}&keywords={}&subdistrict=3", GEO_WEB_KEY, "中国");
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String result = HttpUtils.sendGet(url);
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// log.info("【获取省市县】请求结果result:{}",result);
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//将json字符串转换为Object
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JSONObject jsonObject = JSONObject.parseObject(result,JSONObject.class);
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JSONArray districts = jsonObject.getJSONArray("districts");
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JSONObject jsonArray = (JSONObject)districts.get(0);
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JSONArray districts1 = jsonArray.getJSONArray("districts");
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list = districts1.toString();
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// log.info("【获取省市县】result=:【{}】",list);
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return list;
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} catch (Exception e) {
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log.error("【获取省市县】失败", e);
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}
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return list;
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}
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/**
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* 根据电压计算续航里程
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*
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* @param voltage 电压
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* @param fullVoltage 满电电压
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* @param lowVoltage 亏电电压
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* @param fullEndurance 满电续航里程
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* @author qzz
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*/
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public static Integer getRemainingMileage(String voltage,Double fullVoltage,Double lowVoltage,Integer fullEndurance) {
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// 满电电压减去亏电电压 乘以 满电续航里程 除以 满电电压
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log.info(" 电压--voltage:{},满电电压--fullVoltage:{},亏电电压--lowVoltage:{},满电续航--fullEndurance:{}",voltage,fullVoltage,lowVoltage,fullEndurance);
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BigDecimal vol = new BigDecimal(voltage);
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BigDecimal current = new BigDecimal(fullVoltage).subtract(vol);
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BigDecimal full = new BigDecimal(fullVoltage).subtract(new BigDecimal(lowVoltage));
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BigDecimal divide = full.subtract(current).divide(full,2, RoundingMode.HALF_UP);//当前电量百分百
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log.info("当前电量百分百：{}%",divide.multiply(new BigDecimal(100)));
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BigDecimal multiply = divide.multiply(new BigDecimal(fullEndurance));
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log.info("当前剩余续航里程：{}km",multiply);
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return multiply.intValue();
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}
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/**
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* 根据电压计算电量百分比
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*
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* @param voltage 电压
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* @param fullVoltage 满电电压
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* @param lowVoltage 亏电电压
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* @author qzz
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*/
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public static Integer getElectricQuantity(String voltage,Double fullVoltage,Double lowVoltage) {
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// 满电电压减去亏电电压 乘以 满电续航里程 除以 满电电压
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BigDecimal vol = new BigDecimal(voltage);
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BigDecimal current = new BigDecimal(fullVoltage).subtract(vol);
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BigDecimal full = new BigDecimal(fullVoltage).subtract(new BigDecimal(lowVoltage));
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BigDecimal divide = full.subtract(current).divide(full,2, RoundingMode.HALF_UP);//当前电量百分百
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BigDecimal multiply = divide.multiply(new BigDecimal(100));
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// log.info("当前电量百分百：{}%",multiply);
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return multiply.intValue();
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}
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/**
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* 根据电压计算电量百分比
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*
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* 计算公示： ((高电压-低电压) * 百分比 / 100 ) + 低电压
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*
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* @param percentage 百分比
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* @param fullVoltage 满电电压
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* @param lowVoltage 亏电电压
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* @author qzz
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*/
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public static Integer getElectricQuantityByPercentage(Integer percentage,Double fullVoltage,Double lowVoltage) {
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BigDecimal lowVoltageBig = new BigDecimal(lowVoltage);
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BigDecimal full = new BigDecimal(fullVoltage).subtract(lowVoltageBig);
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BigDecimal multiply1 = full.multiply(new BigDecimal(percentage));
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BigDecimal divide1 = multiply1.divide(new BigDecimal(100), 2, RoundingMode.HALF_UP);
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BigDecimal add = divide1.add(lowVoltageBig);
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log.info("根据百分比计算出的电压：{}V",add);
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return add.intValue();
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}
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}
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