定位区域判断更新，更加准确

common-ruoyi/ruoyi-common/src/main/java/com/ruoyi/common/utils/map/GeoUtils.java

@@ -24,6 +24,7 @@ import org.locationtech.jts.io.WKTWriter;
 import org.opengis.feature.simple.SimpleFeature;
 import org.opengis.feature.simple.SimpleFeatureType;
 import org.opengis.referencing.operation.MathTransform;
+import org.locationtech.jts.operation.distance.DistanceOp;
 
 import java.io.File;
 import java.math.BigDecimal;
@@ -243,51 +244,37 @@ public class GeoUtils {
         double toleranceValue = tolerance == null ? 0 : tolerance.doubleValue();
 
         GeometryFactory geometryFactory = new GeometryFactory();
-        Coordinate coordinate = new Coordinate(lon, lat);
+        Point point = geometryFactory.createPoint(new Coordinate(lon, lat));
-        Point point = geometryFactory.createPoint(coordinate);
 
         if (polygon != null && polygon.contains(point)) {
             return true;
         } else {
-            // 获取多边形的外边界
+            // 计算点到多边形的最短距离，若在误差范围内，则认为在多边形内
-            Coordinate[] coordinates = polygon.getCoordinates();
+            double distance = calculateMinDistanceToPolygon(polygon, lon, lat);
-            for (Coordinate coord : coordinates) {
+            return distance <= toleranceValue;
-                double distance = calculateDistance(lat, lon, coord.y, coord.x);
-                if (distance <= toleranceValue) {
-                    return true;
-                }
-            }
-            return false;
         }
     }
 
     /**
-     * 判断一个点是否在一个缩短后的圆形区域内
+     * 判断一个点是否在缩短后的区域内
      * */
     public static boolean isInPolygonWithShorten(BigDecimal longitude, BigDecimal latitude, Geometry polygon, BigDecimal shortenDistance) {
-        if (longitude == null || latitude == null || polygon == null ) {
+        if (longitude == null || latitude == null || polygon == null) {
             return false;
         }
         double lon = longitude.doubleValue();
         double lat = latitude.doubleValue();
         double shortenDistanceValue = shortenDistance == null ? 0 : shortenDistance.doubleValue();
-        GeometryFactory geometryFactory = new GeometryFactory();
+        
-        Coordinate coordinate = new Coordinate(lon, lat);
+        Point point = GEOMETRY_FACTORY.createPoint(new Coordinate(lon, lat));
-        Point point = geometryFactory.createPoint(coordinate);
         
         if (polygon.contains(point)) {
-            // 获取多边形的外边界
+            // 计算点到多边形边界的最短距离
-            Coordinate[] coordinates = polygon.getCoordinates();
+            double minDistance = calculateMinDistanceToPolygon(polygon, lon, lat);
-            for (Coordinate coord : coordinates) {
+            // 如果最短距离小于缩短距离，则认为点在缩短区域外
-                double distance = calculateDistance(lat, lon, coord.y, coord.x);
+            return minDistance > shortenDistanceValue;
-                if (shortenDistanceValue >= distance) {
-                    return false;
-                }
-            }
-            return true;
-        } else {
-            return false;
         }
+        return false;
     }
 
     // 将角度转换为弧度
@@ -346,34 +333,65 @@ public class GeoUtils {
         return EARTH_RADIUS * c; // 距离（米）
     }
 
+
     /**
-     * 判获取到最近一个运营区
+     * 计算给定点到多边形的最短距离（单位：米）
-     * */
+     */
-    public static boolean getNearestOperatingArea (String longitude, String latitude, List<Geometry> polygon) {
+    public static double calculateMinDistanceToPolygon(Geometry polygon, double lon, double lat) {
-        double lon = Double.parseDouble(longitude);
+        Point point = GEOMETRY_FACTORY.createPoint(new Coordinate(lon, lat));
-        double lat = Double.parseDouble(latitude);
         
-        GeometryFactory geometryFactory = new GeometryFactory();
+        // 获取多边形的边界
-        Coordinate coordinate = new Coordinate(lon, lat);
+        Geometry boundary = polygon.getBoundary();
-        Point point = geometryFactory.createPoint(coordinate);
+        Coordinate[] coordinates = boundary.getCoordinates();
         
-        for (Geometry geometry : polygon) {
+        double minDistance = Double.MAX_VALUE;
-            if (geometry.contains(point)) {
-                return true;
-            }else{
         
-            }
+        // 遍历多边形的每条边
+        for (int i = 0; i < coordinates.length - 1; i++) {
+            Coordinate c1 = coordinates[i];
+            Coordinate c2 = coordinates[i + 1];
+            
+            // 计算点到线段的最短距离
+            double distance = calculateDistanceToSegment(lat, lon, c1.y, c1.x, c2.y, c2.x);
+            minDistance = Math.min(minDistance, distance);
         }
-        return false;
+        
+        return minDistance;
     }
 
     /**
-     * 计算给定点到多边形的最短距离
+     * 计算点到线段的最短距离（单位：米）
-     * */
+     */
-    public double calculateMinDistanceToPolygon(Geometry polygon, double lon, double lat) {
+    private static double calculateDistanceToSegment(double lat, double lon, 
-        Coordinate coord = new Coordinate(lon, lat);
+                                                   double lat1, double lon1, 
-        Point point = new GeometryFactory().createPoint(coord);
+                                                   double lat2, double lon2) {
-        return polygon.distance(point); // 返回给定点到多边形的最短距离
+        // 计算点到线段两端点的距离
+        double d1 = calculateDistance(lat, lon, lat1, lon1);
+        double d2 = calculateDistance(lat, lon, lat2, lon2);
+        double lineLength = calculateDistance(lat1, lon1, lat2, lon2);
+        
+        // 如果线段长度接近0，返回到端点的距离
+        if (lineLength < 0.000001) {
+            return Math.min(d1, d2);
+        }
+        
+        // 计算点到线段的投影是否在线段上
+        double t = ((lat - lat1) * (lat2 - lat1) + (lon - lon1) * (lon2 - lon1)) / 
+                   ((lat2 - lat1) * (lat2 - lat1) + (lon2 - lon1) * (lon2 - lon1));
+        
+        if (t < 0) {
+            return d1;  // 最近点是第一个端点
+        }
+        if (t > 1) {
+            return d2;  // 最近点是第二个端点
+        }
+        
+        // 计算投影点的坐标
+        double projLat = lat1 + t * (lat2 - lat1);
+        double projLon = lon1 + t * (lon2 - lon1);
+        
+        // 返回点到投影点的距离
+        return calculateDistance(lat, lon, projLat, projLon);
     }
 
 }

ruoyi-service/src/main/java/com/ruoyi/bst/area/domain/vo/LocationAreaVO.java

@@ -0,0 +1,33 @@
+package com.ruoyi.bst.area.domain.vo;
+
+import com.ruoyi.bst.areaSub.domain.AreaSubVO;
+
+import lombok.Data;
+
+/**
+ * 定位所属区域信息
+ */
+@Data
+public class LocationAreaVO {
+
+    // 是否在运营区内
+    private Boolean isInArea;
+
+    // 是否在运营区最小内边界
+    private Boolean isInAreaMin;
+
+    // 是否在运营区最大外边界
+    private Boolean isInAreaMax;
+    
+    // 是否在禁行区内
+    private Boolean isInNoRidingArea;
+
+    // 位于的禁行区
+    private AreaSubVO inNoRidingArea;
+
+    // 是否靠近禁行区
+    private Boolean isNearNoRidingArea;
+
+    // 靠近的禁行区
+    private AreaSubVO nearNoRidingArea;
+}

ruoyi-service/src/main/java/com/ruoyi/bst/area/service/AreaService.java

@@ -1,10 +1,12 @@
 package com.ruoyi.bst.area.service;
 
+import java.math.BigDecimal;
 import java.util.List;
 
 import com.ruoyi.bst.area.domain.Area;
 import com.ruoyi.bst.area.domain.AreaQuery;
 import com.ruoyi.bst.area.domain.AreaVO;
+import com.ruoyi.bst.area.domain.vo.LocationAreaVO;
 
 /**
  * 运营区Service接口
@@ -83,4 +85,13 @@ public interface AreaService
      */
     public List<AreaVO> selectSimpleList(AreaQuery query);
 
+    /**
+     * 查询定位所属区域信息
+     * @param lon 经度
+     * @param lat 纬度
+     * @param areaId 运营区ID
+     * @return 定位所属区域信息
+     */
+    public LocationAreaVO selectLocationArea(BigDecimal lon, BigDecimal lat, Long areaId);
+
 }

ruoyi-service/src/main/java/com/ruoyi/bst/area/service/impl/AreaServiceImpl.java

@@ -1,5 +1,6 @@
 package com.ruoyi.bst.area.service.impl;
 
+import java.math.BigDecimal;
 import java.util.List;
 
 import org.locationtech.jts.geom.Geometry;
@@ -10,8 +11,12 @@ import com.github.pagehelper.PageHelper;
 import com.ruoyi.bst.area.domain.Area;
 import com.ruoyi.bst.area.domain.AreaQuery;
 import com.ruoyi.bst.area.domain.AreaVO;
+import com.ruoyi.bst.area.domain.vo.LocationAreaVO;
 import com.ruoyi.bst.area.mapper.AreaMapper;
 import com.ruoyi.bst.area.service.AreaService;
+import com.ruoyi.bst.area.utils.AreaUtil;
+import com.ruoyi.bst.areaSub.domain.AreaSubVO;
+import com.ruoyi.bst.areaSub.service.AreaSubService;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.collection.CollectionUtils;
 import com.ruoyi.common.utils.map.GeoUtils;
@@ -31,6 +36,9 @@ public class AreaServiceImpl implements AreaService
     @Autowired
     private AreaMapper areaMapper;
 
+    @Autowired
+    private AreaSubService areaSubService;
+
     /**
      * 查询运营区
      *
@@ -150,4 +158,20 @@ public class AreaServiceImpl implements AreaService
         return areaMapper.logicDel(ids);
     }
 
+
+    @Override
+    public LocationAreaVO selectLocationArea(BigDecimal lon, BigDecimal lat, Long areaId) {
+        if (lon == null || lat == null || areaId == null) {
+            return null;
+        }
+        // 查询运营区
+        AreaVO area = this.selectAreaById(areaId);
+        if (area == null) {
+            return null;
+        }
+        // 查询运营区内的禁行区
+        List<AreaSubVO> noRidingList = areaSubService.selectNoRidingListByAreaId(areaId);
+        
+        return AreaUtil.getLocationArea(lon, lat, area, noRidingList);
+    }
 }

ruoyi-service/src/main/java/com/ruoyi/bst/area/utils/AreaUtil.java

@@ -1,23 +1,27 @@
 package com.ruoyi.bst.area.utils;
 
 import java.math.BigDecimal;
+import java.util.List;
 
 import org.locationtech.jts.geom.Geometry;
 
 import com.ruoyi.bst.area.domain.Area;
 import com.ruoyi.bst.area.domain.AreaVO;
+import com.ruoyi.bst.area.domain.vo.LocationAreaVO;
+import com.ruoyi.bst.areaSub.domain.AreaSubVO;
+import com.ruoyi.bst.areaSub.utils.AreaSubUtil;
 import com.ruoyi.common.utils.map.GeoUtils;
 
 public class AreaUtil {
 
 
-    // 是否在运营区内
+    // 是否在运营区内（0误差）
     public static boolean isInArea(Area area, BigDecimal longitude, BigDecimal latitude) {
         Geometry geometry = GeoUtils.fromWkt(area.getBoundary());
         if (geometry == null) {
             return false;
         }
-        return GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, area.getOutageDistance());
+        return GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, BigDecimal.ZERO);
     }
 
     // 是否在运营区最小内边界
@@ -44,4 +48,35 @@ public class AreaUtil {
         return GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, area.getOutageDistance());
     }
 
+    public static LocationAreaVO getLocationArea(BigDecimal lon, BigDecimal lat, AreaVO area, List<AreaSubVO> noRidingList) {
+        if (lon == null || lat == null) {
+            return null;
+        }
+
+        LocationAreaVO vo = new LocationAreaVO();
+
+        // 是否在运营区内
+        vo.setIsInArea(AreaUtil.isInArea(area, lon, lat));
+
+        // 是否在运营区最小内边界
+        vo.setIsInAreaMin(AreaUtil.isInAreaMin(area, lon, lat));
+
+        // 是否在运营区最大外边界
+        vo.setIsInAreaMax(AreaUtil.isInAreaMax(area, lon, lat));
+
+        // 是否在禁行区内
+        AreaSubVO inNoRidingArea = AreaSubUtil.getInAreaSub(noRidingList, lon, lat, area.getError());
+        vo.setInNoRidingArea(inNoRidingArea);
+        vo.setIsInNoRidingArea(inNoRidingArea != null);
+
+        // 靠近运营区边界时的播报距离
+        BigDecimal boundaryDistance = area.getBoundaryDistance();
+        // 是否在禁行区内
+        AreaSubVO nearAreaSub = AreaSubUtil.getNearAreaSub(noRidingList, lon, lat, area.getError(), boundaryDistance);
+        vo.setNearNoRidingArea(nearAreaSub);
+        vo.setIsNearNoRidingArea(nearAreaSub != null);
+
+        return vo;
+    }
+
 }

ruoyi-service/src/main/java/com/ruoyi/bst/areaSub/utils/AreaSubUtil.java

@@ -47,24 +47,33 @@ public class AreaSubUtil {
     }
 
     /**
-     * 获取靠近的区域
+     * 获取靠近的区域，而非是在区域内
      * @param areaSubList 区域列表
      * @param longitude 经度
      * @param latitude 纬度
-     * @param error 误差
+     * @param distance 靠近多少
      * @return 靠近的区域
      */
-    public static AreaSubVO getNearAreaSub(List<AreaSubVO> areaSubList, BigDecimal longitude, BigDecimal latitude, BigDecimal error) {
+    public static AreaSubVO getNearAreaSub(List<AreaSubVO> areaSubList, BigDecimal longitude, BigDecimal latitude, BigDecimal areaError, BigDecimal distance) {
         if (CollectionUtils.isEmptyElement(areaSubList)) {
             return null;
         }
+        BigDecimal tolerance = BigDecimal.ZERO; // 误差距离
+        if (areaError != null) {
+            tolerance = areaError;
+        }
         for (AreaSubVO area : areaSubList) {
             Geometry geometry = GeoUtils.fromWkt(area.getBoundary());
             if (geometry == null) {
                 continue;
             }
-            boolean inCircle = GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, error);
+            if (area.getError() != null) {
-            if (inCircle) {
+                tolerance = area.getError();
+            }
+            boolean inMax = GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, distance);    // 在外侧误差范围内
+            boolean inCircle = GeoUtils.isInPolygonWithTolerance(longitude, latitude, geometry, tolerance);   // 在内部
+            // 不在内部，但在外侧误差范围内，视为靠近
+            if (!inCircle && inMax) {
                 return area;
             }
         }

ruoyi-service/src/main/java/com/ruoyi/bst/device/mapper/DeviceMapper.xml

@@ -230,7 +230,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </insert>
 
     <update id="updateDevice" parameterType="Device">
-        update bst_device
+        update bst_device bd
         <trim prefix="SET" suffixOverrides=",">
             <include refid="updateColumns"/>
         </trim>

ruoyi-service/src/main/java/com/ruoyi/bst/order/service/impl/OrderValidatorImpl.java

@@ -163,6 +163,7 @@ public class OrderValidatorImpl implements OrderValidator{
         ServiceUtil.assertion(!DeviceStatus.canUse().contains(device.getStatus()), "ID为%s的车辆当前状态不可使用", device.getId());
         ServiceUtil.assertion(MathUtils.smallerThan(device.getRemainingPower(), device.getAreaUndercharge()), "ID为%s的车辆电量不足%s%%，暂时无法使用", device.getId(), device.getAreaUndercharge());
         ServiceUtil.assertion(OrderStatus.PROCESSING.getCode().equals(device.getOrderStatus()), "ID为%s的车辆当前有正在进行的订单，无法使用", device.getId());
+        ServiceUtil.assertion(device.getAreaId() == null, "当前车辆未绑定运营区，无法使用");
 
         // 设备能否在该订单上使用（换车）
         if (order != null) {

ruoyi-service/src/main/java/com/ruoyi/bst/order/utils/OrderUtil.java

@@ -154,10 +154,10 @@ public class OrderUtil {
         }
 
         // 通过设备定位获取是否在运营区
-        boolean deviceInArea = AreaUtil.isInArea(area, device.getLongitude(), device.getLatitude());  // 是否在运营区
+        boolean deviceInArea = AreaUtil.isInAreaMax(area, device.getLongitude(), device.getLatitude());  // 是否在运营区
         vo.setDeviceInArea(deviceInArea);
         // 通过手机定位获取是否在运营区
-        boolean mobileInArea = AreaUtil.isInArea(area, lon, lat);  // 是否在运营区
+        boolean mobileInArea = AreaUtil.isInAreaMax(area, lon, lat);  // 是否在运营区
         vo.setMobileInArea(mobileInArea);
         // 是否在运营区
         boolean inArea = deviceInArea || mobileInArea;

ruoyi-service/src/main/java/com/ruoyi/iot/service/impl/IotReceiveServiceImpl.java

@@ -1,24 +1,23 @@
 package com.ruoyi.iot.service.impl;
 
-import java.math.BigDecimal;
 import java.time.Duration;
 import java.time.LocalDateTime;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 
-import com.ruoyi.bst.device.domain.enums.DeviceUnLockType;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import com.ruoyi.bst.area.domain.AreaVO;
+import com.ruoyi.bst.area.domain.vo.LocationAreaVO;
 import com.ruoyi.bst.area.service.AreaService;
 import com.ruoyi.bst.area.utils.AreaUtil;
 import com.ruoyi.bst.areaSub.domain.AreaSubVO;
 import com.ruoyi.bst.areaSub.service.AreaSubService;
-import com.ruoyi.bst.areaSub.utils.AreaSubUtil;
 import com.ruoyi.bst.device.domain.DeviceVO;
 import com.ruoyi.bst.device.domain.enums.DeviceLockStatus;
 import com.ruoyi.bst.device.domain.enums.DeviceStatus;
+import com.ruoyi.bst.device.domain.enums.DeviceUnLockType;
 import com.ruoyi.bst.device.service.DeviceIotService;
 import com.ruoyi.bst.device.service.DeviceService;
 import com.ruoyi.bst.device.utils.DeviceUtil;
@@ -152,14 +151,17 @@ public class IotReceiveServiceImpl implements IotReceiveService {
         boolean isOpen =  DeviceLockStatus.OPEN.getCode().equals(device.getLockStatus());   // 是否开锁
         boolean isQLocked = DeviceStatus.Q_LOCKED.getCode().equals(device.getStatus()); // 是否强制断电
 
-        // 是否在运营区最大外边界
-        boolean isInAreaMax = AreaUtil.isInAreaMax(area, device.getLongitude(), device.getLatitude());
-        // 是否在禁行区内
-        AreaSubVO inAreaSub = AreaSubUtil.getInAreaSub(noRidingList, device.getLongitude(), device.getLatitude(), area.getError());
-        boolean isInNoRidingArea = inAreaSub != null;
         // 是否有正在使用的订单
         boolean hasOrder = device.getOrderDeviceId() != null && OrderDeviceStatus.USING.getCode().equals(device.getOrderDeviceStatus());
 
+        // 获取车辆位置信息
+        LocationAreaVO locationArea = AreaUtil.getLocationArea(device.getLongitude(), device.getLatitude(), area, noRidingList);
+        boolean isInArea = locationArea.getIsInArea() != null && locationArea.getIsInArea();
+        boolean isInAreaMin = locationArea.getIsInAreaMin() != null && locationArea.getIsInAreaMin();
+        boolean isInAreaMax = locationArea.getIsInAreaMax() != null && locationArea.getIsInAreaMax();
+        boolean isInNoRidingArea = locationArea.getIsInNoRidingArea() != null && locationArea.getIsInNoRidingArea();
+        boolean isNearNoRidingArea = locationArea.getIsNearNoRidingArea() != null && locationArea.getIsNearNoRidingArea();
+
         // 在运营区内，并且不在禁行区内，并且车辆为强制断电状态，为车辆上电
         if (isInAreaMax && !isInNoRidingArea && isQLocked && !isOpen && hasOrder) {
             deviceIotService.unlock(device, DeviceUnLockType.BACK_AREA, "重新返回运营区上电", false);
@@ -176,9 +178,8 @@ public class IotReceiveServiceImpl implements IotReceiveService {
                     deviceIotService.qLock(device, "超出运营区外边界最大值，强制断电", false);
                     return 1;
                 }
-                boolean isInArea = AreaUtil.isInArea(area, device.getLongitude(), device.getLatitude()); // 是否在运营区内
-                boolean isInAreaMin = AreaUtil.isInAreaMin(area, device.getLongitude(), device.getLatitude()); // 是否在运营区最小内边界
                 // 一次警告
+                log.info("车辆MAC：{}，定位：{},{}。是否在运营区内：{}，是否在运营区最小内边界：{}，是否在运营区最大外边界：{}", device.getMac(), device.getLongitude(), device.getLatitude(), isInArea, isInAreaMin, isInAreaMax);
                 if (isInArea && !isInAreaMin) {
                     deviceIotService.play(device, IotConstants.PLAY_BOUNDARY_NEAR, "靠近运营区内边界");
                     return 1;
@@ -199,10 +200,7 @@ public class IotReceiveServiceImpl implements IotReceiveService {
                 }
 
                 // 靠近禁行区，播报语音警告
-                BigDecimal boundaryDistance = area.getBoundaryDistance();// 靠近运营区边界时的播报距离
+                if (isNearNoRidingArea) {
-                AreaSubVO nearAreaSub = AreaSubUtil.getNearAreaSub(noRidingList, device.getLongitude(), device.getLatitude(), boundaryDistance);
-                boolean isNearyNoRidingArea = nearAreaSub != null;
-                if (isNearyNoRidingArea) {
                     deviceIotService.play(device, IotConstants.PLAY_BOUNDARY_NEAR, "靠近禁行区");
                     return 1;
                 }

ruoyi-web/src/main/java/com/ruoyi/web/bst/AreaController.java

@@ -1,5 +1,6 @@
 package com.ruoyi.web.bst;
 
+import java.math.BigDecimal;
 import java.util.List;
 
 import javax.servlet.http.HttpServletResponse;
@@ -156,4 +157,17 @@ public class AreaController extends BaseController
         }
         return toAjax(areaService.logicDel(ids));
     }
+
+    /**
+     * 获取定位所属区域信息（Debug）
+     * @param lon 经度
+     * @param lat 纬度
+     * @param areaId 运营区ID
+     * @return 定位所属区域信息
+     */
+    @PreAuthorize("@ss.hasPermi('bst:area:locationArea')")
+    @GetMapping("/locationArea")
+    public AjaxResult locationArea(BigDecimal lon, BigDecimal lat, Long areaId) {
+        return success(areaService.selectLocationArea(lon, lat, areaId));
+    }
 }