'增加距离排序'

hai-cweb/src/main/java/com/cweb/controller/HighMerchantStoreController.java

@@ -78,8 +78,8 @@ public class HighMerchantStoreController {
     @ResponseBody
     @ApiOperation(value = "根据卡卷查询门店列表")
     public ResponseData getStoreListByCoupon(@RequestParam(name = "couponId", required = true) Long couponId,
-                                             @RequestParam(name = "pageNum", required = true) Integer pageNum,
-                                             @RequestParam(name = "pageSize", required = true) Integer pageSize) {
+                                             @RequestParam(name = "longitude", required = true) String longitude,
+                                             @RequestParam(name = "latitude", required = true) String latitude) {
         try {
 
             HighCoupon coupon = highCouponService.getCouponById(couponId);
@@ -88,17 +88,17 @@ public class HighMerchantStoreController {
             }
             Map<String,Object> map = new HashMap<>();
             map.put("merchantId", coupon.getMerchantId());
+            map.put("longitude", longitude);
+            map.put("latitude", latitude);
 
-            PageHelper.startPage(pageNum, pageSize);
-            List<HighMerchantStore> storeList = highMerchantStoreService.getMerchantStoreList(map);
-
+            List<HighMerchantStore> storeList = highMerchantStoreService.getStoreListByLongitude(map);
             if (storeList != null && storeList.size() > 0) {
                 HighMerchant merchant = highMerchantService.getMerchantById(coupon.getMerchantId());
                 for (HighMerchantStore store : storeList) {
                     store.setExt1(merchant.getMerchantLogo());
                 }
             }
-            return ResponseMsgUtil.success(new PageInfo<>(storeList));
+            return ResponseMsgUtil.success(storeList);
 
         } catch (Exception e) {
             log.error("HighMerchantStoreController -> getStoreListByCoupon() error!",e);

hai-cweb/src/main/java/com/cweb/controller/HighUserController.java

@@ -3,8 +3,11 @@ package com.cweb.controller;
 import com.hai.common.security.SessionObject;
 import com.hai.common.security.UserCenter;
 import com.hai.common.utils.ResponseMsgUtil;
+import com.hai.entity.HighUser;
+import com.hai.entity.HighUserCoupon;
 import com.hai.model.HighUserModel;
 import com.hai.model.ResponseData;
+import com.hai.service.HighUserCouponService;
 import com.hai.service.HighUserService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
@@ -37,6 +40,9 @@ public class HighUserController {
     @Resource
     private HighUserService highUserService;
 
+    @Resource
+    private HighUserCouponService highUserCouponService;
+
     @RequestMapping(value = "/findUser", method = RequestMethod.GET)
     @ResponseBody
     @ApiOperation(value = "根据id查询详情")
@@ -47,7 +53,11 @@ public class HighUserController {
             SessionObject sessionObject = userCenter.getSessionObject(request);
             HighUserModel userInfoModel = (HighUserModel) sessionObject.getObject();
 
-            return ResponseMsgUtil.success(highUserService.findByUserId(userInfoModel.getHighUser().getId()));
+            HighUser highUser = highUserService.findByUserId(userInfoModel.getHighUser().getId());
+            if (highUser != null) {
+                highUser.setUnusedCouponNum( highUserCouponService.getCouponList(highUser.getId(), 1).size()); //未使用卡卷数量
+            }
+            return ResponseMsgUtil.success(highUser);
 
         } catch (Exception e) {
             log.error("HighUserController --> findByUserId() error!", e);

hai-cweb/src/test/common/RegionTest.java

@@ -3,10 +3,13 @@ package common;
 import com.CWebApplication;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
+import com.github.pagehelper.PageInfo;
 import com.hai.common.utils.HttpsUtils;
+import com.hai.entity.HighMerchantStore;
 import com.hai.entity.SecRegion;
 import com.hai.service.CommonService;
 
+import com.hai.service.HighMerchantStoreService;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -35,6 +38,10 @@ public class RegionTest {
     @Resource
     private CommonService commonService;
 
+    @Resource
+    private HighMerchantStoreService highMerchantStoreService;
+
+
     private static final String[] HEX_DIGITS = {"0" ,"1","2","3","4","5","6","7","8","9","a","b","c","d","e","f"};
 
     @Test

hai-service/pom.xml

@@ -281,6 +281,23 @@
             <artifactId>easyexcel</artifactId>
             <version>2.2.6</version>
         </dependency>
+        <dependency>
+            <groupId>org.gavaghan</groupId>
+            <artifactId>geodesy</artifactId>
+            <version>1.1.3</version>
+        </dependency>
+        <dependency>
+            <groupId>org.gavaghan</groupId>
+            <artifactId>geodesy</artifactId>
+            <version>1.1.3</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.gavaghan</groupId>
+            <artifactId>geodesy</artifactId>
+            <version>1.1.3</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
 
 </project>

hai-service/src/main/java/com/hai/common/utils/CoordCommonUtil.java

@@ -0,0 +1,38 @@
+package com.hai.common.utils;
+
+/**
+ * @Auther: 胡锐
+ * @Description:
+ * @Date: 2021/4/1 20:32
+ */
+public class CoordCommonUtil {
+
+
+    private static final double EARTH_RADIUS = 6371000; // 平均半径,单位：m；不是赤道半径。赤道为6378左右
+
+    /**
+     * 获得球面（地球）上两个点之间的距离（坐标可以为WGS84、GCJ02等任何一种坐标，但两个点的坐标类型必须相同）
+     *
+     * @param lon1 起点的经度
+     * @param lat1 起点的纬度
+     * @param lon2 终点的经度
+     * @param lat2 终点的纬度
+     * @return 两点之间的距离，单位是米
+     */
+    public static double getDistance(Double lat1,Double lng1,Double lat2,Double lng2) {
+        // 经纬度（角度）转弧度。弧度用作参数，以调用Math.cos和Math.sin
+        double radiansAX = Math.toRadians(lng1); // A经弧度
+        double radiansAY = Math.toRadians(lat1); // A纬弧度
+        double radiansBX = Math.toRadians(lng2); // B经弧度
+        double radiansBY = Math.toRadians(lat2); // B纬弧度
+
+        // 公式中“cosβ1cosβ2cos（α1-α2）+sinβ1sinβ2”的部分，得到∠AOB的cos值
+        double cos = Math.cos(radiansAY) * Math.cos(radiansBY) * Math.cos(radiansAX - radiansBX)
+                + Math.sin(radiansAY) * Math.sin(radiansBY);
+//        System.out.println("cos = " + cos); // 值域[-1,1]
+        double acos = Math.acos(cos); // 反余弦值
+//        System.out.println("acos = " + acos); // 值域[0,π]
+//        System.out.println("∠AOB = " + Math.toDegrees(acos)); // 球心角 值域[0,180]
+        return EARTH_RADIUS * acos; // 最终结果附上原文出处链接及本声明。
+    }
+}

hai-service/src/main/java/com/hai/entity/HighMerchantStore.java

@@ -104,8 +104,18 @@ public class HighMerchantStore implements Serializable {
 
     private String ext3;
 
+    private String distance;
+
     private static final long serialVersionUID = 1L;
 
+    public String getDistance() {
+        return distance;
+    }
+
+    public void setDistance(String distance) {
+        this.distance = distance;
+    }
+
     public Long getId() {
         return id;
     }

hai-service/src/main/java/com/hai/entity/HighUser.java

@@ -1,5 +1,7 @@
 package com.hai.entity;
 
+import com.hai.model.UserModel;
+
 import java.io.Serializable;
 import java.util.Date;
 
@@ -12,7 +14,7 @@ import java.util.Date;
  * 代码由工具生成
  * 
  **/
-public class HighUser implements Serializable {
+public class HighUser extends UserModel implements Serializable {
     /**
      * 用户编号
      */

hai-service/src/main/java/com/hai/model/UserModel.java

@@ -0,0 +1,20 @@
+package com.hai.model;
+
+/**
+ * @Auther: 胡锐
+ * @Description:
+ * @Date: 2021/4/1 23:37
+ */
+public class UserModel {
+
+    // 未使用卡卷数量
+    private Integer unusedCouponNum;
+
+    public Integer getUnusedCouponNum() {
+        return unusedCouponNum;
+    }
+
+    public void setUnusedCouponNum(Integer unusedCouponNum) {
+        this.unusedCouponNum = unusedCouponNum;
+    }
+}

hai-service/src/main/java/com/hai/service/HighMerchantStoreService.java

@@ -1,5 +1,6 @@
 package com.hai.service;
 
+import com.github.pagehelper.PageInfo;
 import com.hai.entity.HighMerchantStore;
 import com.hai.model.HighMerchantStoreModel;
 
@@ -55,4 +56,11 @@ public interface HighMerchantStoreService {
      **/
     List<HighMerchantStore> getMerchantStoreList(Map<String, Object> map);
 
+    /**
+     * @Author 胡锐
+     * @Description 查询门店列表(计算精度)
+     * @Date 2021/4/1 20:34
+     **/
+    List<HighMerchantStore> getStoreListByLongitude(Map<String, Object> map);
+
 }

hai-service/src/main/java/com/hai/service/HighUserCouponService.java

@@ -55,4 +55,7 @@ public interface HighUserCouponService {
      **/
     HighUserCoupon getUserCoupon(Long userId, Long couponId);
 
+
+    List<HighUserCoupon> getCouponList(Long userId,Integer status);
+
 }

hai-service/src/main/java/com/hai/service/impl/HighMerchantStoreServiceImpl.java

@@ -1,9 +1,12 @@
 package com.hai.service.impl;
 
 
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
 import com.hai.common.exception.ErrorCode;
 import com.hai.common.exception.ErrorHelp;
 import com.hai.common.exception.SysCode;
+import com.hai.common.utils.CoordCommonUtil;
 import com.hai.common.utils.MD5Util;
 import com.hai.dao.HighMerchantStoreMapper;
 import com.hai.entity.HighMerchantStore;
@@ -14,15 +17,20 @@ import com.hai.service.HighMerchantStoreService;
 import com.hai.service.SecUserService;
 import org.apache.commons.collections4.MapUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.gavaghan.geodesy.GeodeticCalculator;
 import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
+import java.util.Comparator;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
+
+import static com.hai.common.utils.CoordCommonUtil.getDistance;
 
 @Service("highMerchantStoreService")
 public class HighMerchantStoreServiceImpl implements HighMerchantStoreService {
@@ -151,4 +159,17 @@ public class HighMerchantStoreServiceImpl implements HighMerchantStoreService {
         example.setOrderByClause("create_time desc");
         return highMerchantStoreMapper.selectByExample(example);
     }
+
+    @Override
+    public List<HighMerchantStore> getStoreListByLongitude(Map<String, Object> map) {
+        List<HighMerchantStore> storeList = getMerchantStoreList(map);
+        for (HighMerchantStore store : storeList) {
+            double distance = CoordCommonUtil.getDistance(Double.valueOf(store.getLatitude()), Double.valueOf(store.getLongitude()), Double.valueOf(map.get("latitude").toString()), Double.valueOf(map.get("longitude").toString()));
+            store.setDistance(String.valueOf( Math.round(distance/100d)/10d));
+        }
+        List<HighMerchantStore> collect = storeList.stream().sorted(Comparator.comparing(HighMerchantStore::getDistance)).collect(Collectors.toList());
+        return collect;
+    }
+
+
 }

hai-service/src/main/java/com/hai/service/impl/HighUserCouponServiceImpl.java

@@ -92,4 +92,15 @@ public class HighUserCouponServiceImpl implements HighUserCouponService {
         }
         return null;
     }
+
+    @Override
+    public List<HighUserCoupon> getCouponList(Long userId, Integer status) {
+        HighUserCouponExample example = new HighUserCouponExample();
+        HighUserCouponExample.Criteria criteria = example.createCriteria().andUserIdEqualTo(userId);
+        if (status != null) {
+            criteria.andStatusEqualTo(status);
+        }
+        example.setOrderByClause("create_time desc");
+        return highUserCouponMapper.selectByExample(example);
+    }
 }