批量添加购物车时间处理

pom.xml

@@ -31,6 +31,13 @@
     </dependencyManagement>
 
     <dependencies>
+        <!-- https://mvnrepository.com/artifact/cn.hutool/hutool-all -->
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.5.1</version>
+        </dependency>
+
         <dependency>
             <groupId>com.squareup.okhttp</groupId>
             <artifactId>okhttp</artifactId>

src/main/java/com/example/afrishop_v3/controllers/CartController.java

 package com.example.afrishop_v3.controllers;
 
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUtil;
 import com.example.afrishop_v3.base.Result;
 import com.example.afrishop_v3.base.StateConstant;
 import com.example.afrishop_v3.enums.ResultCodeEnum;
@@ -14,10 +16,8 @@ import com.example.afrishop_v3.util.ValidateUtils;
 import com.example.afrishop_v3.util.WordposHelper;
 import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
-import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.scheduling.annotation.Async;
 import org.springframework.web.bind.annotation.*;
 
 import java.io.IOException;
@@ -26,6 +26,7 @@ import java.net.URISyntaxException;
 import java.util.*;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
+import java.util.concurrent.atomic.AtomicInteger;
 
 @RestController
 @RequestMapping("/cart")
@@ -172,7 +173,8 @@ public class CartController extends Controller {
             repository.save(cart);
         } else {
             //detail.setItemNum(itemDetail.getItemNum());
-            insertRecord(itemDetail, userId, flag);
+            Integer index = itemDetail.getIndex();
+            insertRecord(itemDetail, userId, flag,index);
         }
 
         if (user.hasFcm()) {
@@ -186,7 +188,13 @@ public class CartController extends Controller {
 
     @PostMapping("/addCartList")
     public Result addCartList(@RequestBody List<TbCfCartRecordR> cartList) {
-        cartList.forEach(cart -> addToCart(cart));
+        AtomicInteger index= new AtomicInteger(0);
+        cartList.forEach(cart->{
+            logger.info(cart.getItemId()+"的index:"+index);
+            cart.setIndex(index.get());
+            index.getAndIncrement();
+            addToCart(cart);
+        });
         return new Result();
     }
 
@@ -223,12 +231,16 @@ public class CartController extends Controller {
     }
 
     //Insert
-    private void insertRecord(TbCfCartRecordR itemDetail, String userId, Integer checkFlag) {
+    private void insertRecord(TbCfCartRecordR itemDetail, String userId, Integer checkFlag,Integer index ) {
+        //日期处理：因为批量加入购物车时日期都是相同的，所以需要加入索引，确保每个时间不相同，才能按时间降序排列
+        String now = DateUtil.now();
+        if (index==null) index=0;
+        DateTime dateTime = DateUtil.offsetSecond(DateUtil.parse(now), index);
         itemDetail.setCartRecordId(uid());
         itemDetail.setCheckFlag(checkFlag);
         itemDetail.setEnableFlag(StateConstant.VALID);
         itemDetail.setUserId(userId);
-        itemDetail.setCreateTime(new Date());
+        itemDetail.setCreateTime(dateTime);
         repository.save(itemDetail);
     }
 

src/main/java/com/example/afrishop_v3/models/TbCfCartRecordR.java

@@ -101,6 +101,8 @@ public class TbCfCartRecordR {
     @Formula(value = "(SELECT sk.sku_price FROM tb_cf_item_skus sk WHERE sk.id=item_sku_id limit 1)")
     private BigDecimal skuPrice;
 
+    @Transient
+    private Integer index;
 
     public TbCfCartRecordR(){
         this.shopName = "afrishop";