店铺名称查询优化

src/main/java/com/kiisoo/ic/customer/service/CustomerViewService.java

@@ -277,15 +277,21 @@ public class CustomerViewService {
     List<CustomerViewShopVO> getShopNewCustomerList(List<OpCustomer> newCustimerList){
         //店铺分组
         Map<Long, List<OpCustomer>> shopIdMap = newCustimerList.stream().collect(Collectors.groupingBy(OpCustomer::getShopId));
+        List<Long> shopIds = newCustimerList.stream().map(customer -> customer.getShopId()).collect(Collectors.toList());
+        if(shopIds.size() == 0){
+            return new ArrayList<>();
+        }
+        Map<Long, String> shopNameMap = poiStoreDOMapper.selectBatchIds(shopIds).stream().collect(Collectors.toMap(shopDO -> shopDO.getId(), shopDO -> shopDO.getName()));
         List<CustomerViewShopVO> shopViewList = new ArrayList<>();
         shopIdMap.forEach((k,v) -> {
             CustomerViewShopVO shopVO = new CustomerViewShopVO();
             shopVO.setShopId(k);
             shopVO.setNewCustomerCount(v.size());
-            PoiStore shopDO = poiStoreDOMapper.selectById(k);
-            if(shopDO != null){
-                shopVO.setShopName(shopDO.getName());
-            }
+            shopVO.setShopName(shopNameMap.get(k));
+            //PoiStore shopDO = poiStoreDOMapper.selectById(k);
+            //if(shopDO != null){
+               // shopVO.setShopName(shopDO.getName());
+            //}
             shopViewList.add(shopVO);
         });
         //排序