GarOrderAssociationServiceAsync.java
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package com.trash.garbage.service.impl;
import java.util.ArrayList;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Async;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.stereotype.Component;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.trash.common.utils.RemoteServerUtils;
import com.trash.dropPointInfo.service.IDropPointInfoService;
import com.trash.garbage.pojo.domain.GarOrder;
import com.trash.garbage.pojo.domain.GarOrderMatchAsk;
import com.trash.garbage.pojo.dto.AskTransportDto;
import com.trash.garbage.pojo.dto.UploadDto;
import com.trash.garbage.service.GarOrderMatchAskService;
/**
* 电子联单服务
*/
@EnableAsync
@Component
public class GarOrderAssociationServiceAsync {
private static final Logger log = LoggerFactory.getLogger(GarOrderAssociationServiceAsync.class);
@Autowired
private GarOrderMatchAskService askService;
@Autowired
private IDropPointInfoService dropPointInfoService;
@Autowired
private com.trash.common.config.trashConfig trashConfig;
/**
* 判断车辆是否在投放点区域内
* @param carPlate 车牌号
* @param garOrderMatchAsk 订单关联台账
* @param dto 上传对象
*/
@Async
public void isWithinDropPointCoordinates(String carPlate, GarOrderMatchAsk garOrderMatchAsk, UploadDto dto, GarOrder garOrder) {
try {
log.info("开始判断车辆是否在投放点区域内");
// 上传装车照片的经纬度
double vehicleLat = dto.getLatitude();
double vehicleLon = dto.getLongitude();
// 获取投放点的经纬度
double dropPointLat = garOrder.getGarLatitude();
double dropPointLon = garOrder.getGarLongitude();
garOrderMatchAsk.setLoadingLonLat(dto.getLongitude()+","+dto.getLatitude());
// 计算距离
double distance = calculateDistance(vehicleLat, vehicleLon, dropPointLat, dropPointLon);
log.info("车辆与投放点的距离为: {} 公里", distance);
// 判断是否在1公里内
if(distance <= 2.0){
garOrderMatchAsk.setGarOrderType("0");
}else{
garOrderMatchAsk.setGarOrderType("1");
log.info("{}车辆装车地点与投放点{}距离大于2公里,距离：{}", carPlate, garOrder.getGarOrderAddress()+garOrder.getGarOrderAddressDetails(),distance);
garOrderMatchAsk.setGarRemark(carPlate+"车辆装车地点与投放点<"+garOrder.getGarOrderAddress()+garOrder.getGarOrderAddressDetails()+">距离大于2公里,距离："+distance+"公里");
}
}catch (Exception e){
log.error("判断车辆是否在投放点区域内发生异常: ", e);
}finally {
askService.updateById(garOrderMatchAsk);
log.info("判断车辆是否在投放点区域内结束");
}
}
/**
* 判断车辆是否在处置场所内
* @param carPlate 车牌号
* @param garOrderMatchAsk 订单关联台账
* @param dto 上传对象
*/
@Async
public void isWithinDisposal(String carPlate, GarOrderMatchAsk garOrderMatchAsk, AskTransportDto dto) {
try {
log.info("开始判断车辆是否在处置场所内");
// 假设 garOrderMatchAsk.getDisposalId() 返回处置场所的 ID
String token = trashConfig.getToken();
if (!token.contains("Bearer")){
token = "Bearer " + token;
}
String data = RemoteServerUtils.getEarthSitesDetails(token,garOrderMatchAsk.getDisposalId());
JSONObject disposalJson = JSON.parseObject(data);
JSONObject result = disposalJson.getJSONObject("result");
JSONObject site = result.getJSONObject("site");
String coord = site.getString("coord");
// 上传卸车照片的经纬度
double vehicleLat = dto.getLatitude();
double vehicleLon = dto.getLongitude();
garOrderMatchAsk.setUnloadingLonLat(dto.getLongitude()+","+dto.getLatitude());
// 获取处置场所的经纬度列表
List<double[]> coordinates = parseCoordinates(coord);
coordinates = com.trash.garbage.utils.DistanceUtil.expansion(coordinates, 200);
// 判断是否在多边形内
boolean isInside = isPointInPolygon(vehicleLat, vehicleLon, coordinates);
if (isInside) {
if(!garOrderMatchAsk.getGarOrderType().equals("1")){
garOrderMatchAsk.setGarOrderType("0");
}
} else {
garOrderMatchAsk.setGarOrderType("1");
log.info("{} 车辆卸车地点不在处置场所 {} 区域内", carPlate, garOrderMatchAsk.getDisposalSiteName());
if(garOrderMatchAsk.getGarRemark()==null){
garOrderMatchAsk.setGarRemark(carPlate + "车辆卸车地点未在处置场所<" + garOrderMatchAsk.getDisposalSiteName() + ">区域内");
}else{
garOrderMatchAsk.setGarRemark(garOrderMatchAsk.getGarRemark()+";"+carPlate + "车辆卸车地点未在处置场所<" + garOrderMatchAsk.getDisposalSiteName() + ">区域内");
}
}
} catch (Exception e) {
log.error("判断车辆是否在处置场所内发生异常: ", e);
} finally {
askService.updateById(garOrderMatchAsk);
log.info("判断车辆是否在处置场所内结束");
}
}
/**
* 解析坐标字符串为经纬度列表
* @param coordinatePoint 坐标字符串，格式为 "lat1,lon1;lat2,lon2;..."
* @return 经纬度列表
*/
private List<double[]> parseCoordinates(String coordinatePoint) {
List<double[]> coordinates = new ArrayList<>();
String[] points = coordinatePoint.split(";");
for (String point : points) {
String[] latLon = point.split(",");
double lat = Double.parseDouble(latLon[1]);
double lon = Double.parseDouble(latLon[0]);
coordinates.add(new double[]{lat, lon});
}
return coordinates;
}
/**
* 判断点是否在多边形内（射线法）
* @param lat 点的纬度
* @param lon 点的经度
* @param polygon 多边形的顶点列表
* @return 点是否在多边形内
*/
private boolean isPointInPolygon(double lat, double lon, List<double[]> polygon) {
int n = polygon.size();
boolean inside = false;
for (int i = 0, j = n - 1; i < n; j = i++) {
double[] p1 = polygon.get(i);
double[] p2 = polygon.get(j);
if (((p1[1] > lon) != (p2[1] > lon)) &&
(lat < (p2[0] - p1[0]) * (lon - p1[1]) / (p2[1] - p1[1]) + p1[0])) {
inside = !inside;
}
}
return inside;
}
/**
* 计算两个经纬度点之间的距离（单位：公里）
* @param lat1 第一个点的纬度
* @param lon1 第一个点的经度
* @param lat2 第二个点的纬度
* @param lon2 第二个点的经度
* @return 两个点之间的距离（公里）
*/
public static double calculateDistance(double lat1, double lon1, double lat2, double lon2) {
final int R = 6371; // 地球半径，单位：公里
double latDistance = Math.toRadians(lat2 - lat1);
double lonDistance = Math.toRadians(lon2 - lon1);
double a = Math.sin(latDistance / 2) * Math.sin(latDistance / 2)
+ Math.cos(Math.toRadians(lat1)) * Math.cos(Math.toRadians(lat2))
* Math.sin(lonDistance / 2) * Math.sin(lonDistance / 2);
double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
double distance = R * c;
// 保留4位小数
return Math.round(distance * 10000.0) / 10000.0;
}
}