从购物车中移除已经下单的商品

src/main/java/cn/chjyj/szwh/utils/SzOrderUtils.java

@@ -2,10 +2,12 @@ package cn.chjyj.szwh.utils;
 
 import cn.chjyj.szwh.bean.*;
 import cn.chjyj.szwh.exception.ChException;
+import com.alibaba.fastjson2.JSONArray;
 import com.alibaba.fastjson2.JSONObject;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
+import org.omg.CORBA.PUBLIC_MEMBER;
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
@@ -240,4 +242,42 @@ public class SzOrderUtils {
         retmap.put("service_charge",serviceCharge);
         return retmap;
     }
+
+    /**
+     * 从购物车中移除已经下单的商品
+     * @param shopRedisKey 购物车名称 键名
+     * @param goodsIsli
+     */
+    public static void delOdGoodsIsliFromCar(String shopRedisKey,String goodsIsli){
+        // get shopping car from redis
+        Object shopCar = RedisUtil.get(shopRedisKey);
+        if (shopCar == null) {
+            log.error(shopRedisKey+"购物车为空");
+        }
+        JSONObject carjson = JSONObject.parseObject(shopCar.toString());
+        // 购物车 是数组形式
+        //JSONObject shopCarJson = JSONObject.parseObject(carjson.toString());
+        JSONArray jsonArray = carjson.getJSONArray("data");
+        String useIsli= carjson.getString("user_isli");
+        if(jsonArray.size()>0){
+            List ncarlist = new ArrayList();
+            for (int x =0; x<jsonArray.size(); x++) {
+                JSONObject caritem = jsonArray.getJSONObject(x);
+                String tmpgoodsIsli = caritem.getString("goods_isli");
+                if(!tmpgoodsIsli.equals(goodsIsli)){
+                    ncarlist.add(caritem);
+                }
+            }
+            RedisUtil.del(shopRedisKey);
+            // 存入新的数据
+            Map nmap =new HashMap();
+            nmap.put("user_isli",useIsli);
+            nmap.put("data",ncarlist);
+            // 存入整理后的购物车
+            RedisUtil.set(shopRedisKey,new JSONObject(nmap).toJSONString());
+        }else{
+            log.error("购物车商品数据为空"+carjson);
+        }
+
+    }
 }