1.分类列表获取业务功能添加子分类信息业务功能 2.解决一级分类图片上传无法显示问题

cereshop-admin/src/main/java/com/shop/cereshop/admin/service/product/impl/CereProductClassifyServiceImpl.java

@@ -5,6 +5,7 @@
  */
 package com.shop.cereshop.admin.service.product.impl;
 
+import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.github.pagehelper.PageHelper;
@@ -245,7 +246,7 @@ public class CereProductClassifyServiceImpl implements CereProductClassifyServic
                         secondClassify.initMap(cereProductClassifyLangInfoList);
                         secondClassify.initData();
                         if(CollectionUtils.isNotEmpty(secondClassify.getChilds())) {
-                            for (CereProductClassify thirdClassify : classify.getChilds()) {
+                            for (CereProductClassify thirdClassify : secondClassify.getChilds()) {
                                 thirdClassify.initMap(cereProductClassifyLangInfoList);
                                 thirdClassify.initData();
                             }
@@ -263,7 +264,7 @@ public class CereProductClassifyServiceImpl implements CereProductClassifyServic
         PageHelper.startPage(param.getPage(),param.getPageSize());
         List<CereProductClassify> list=cereProductClassifyDAO.getAll();
 
-        List<Long> classifyIdList = new ArrayList<>();
+       /* List<Long> classifyIdList = new ArrayList<>();
         classifyIdList.addAll(list.stream().map(CereProductClassify::getClassifyId).collect(Collectors.toList()));
         classifyIdList = classifyIdList.stream().filter(item -> item != null && item > 0).distinct().collect(Collectors.toList());
 
@@ -276,6 +277,44 @@ public class CereProductClassifyServiceImpl implements CereProductClassifyServic
                 }
             }
 
+        }*/
+
+
+        for (CereProductClassify classify : list) {
+            List<Long> classifyIdList = new ArrayList<>();
+            classifyIdList.add(classify.getClassifyId());
+            //查询所有二级分类
+            List<CereProductClassify> classifies=cereProductClassifyDAO.findByPid(classify.getClassifyId());
+            if (ObjectUtil.isNotEmpty(classifies)){
+                classifyIdList.addAll(classifies.stream().map(CereProductClassify::getClassifyId).collect(Collectors.toList()));
+                for (CereProductClassify a : classifies) {
+                    //查询所有三级分类
+                    a.setChilds(cereProductClassifyDAO.findByPid(a.getClassifyId()));
+                    classifyIdList.addAll(a.getChilds().stream().map(CereProductClassify::getClassifyId).collect(Collectors.toList()));
+                }
+                classify.setChilds(classifies);
+            }
+
+            if(ObjectUtil.isNotEmpty(classifyIdList)) {
+                classifyIdList = classifyIdList.stream().filter(item -> item != null && item > 0).distinct().collect(Collectors.toList());
+                List<CereProductClassifyLangInfo> cereProductClassifyLangInfoList = cereProductClassifyLangInfoService.list(Wrappers.<CereProductClassifyLangInfo>lambdaQuery().in(CereProductClassifyLangInfo::getClassifyId, classifyIdList));
+                if (ObjectUtil.isNotEmpty(classify)) {
+                    classify.initMap(cereProductClassifyLangInfoList);
+                    classify.initData();
+                    if(CollectionUtils.isNotEmpty(classify.getChilds())) {
+                        for (CereProductClassify secondClassify : classify.getChilds()) {
+                            secondClassify.initMap(cereProductClassifyLangInfoList);
+                            secondClassify.initData();
+                            if(CollectionUtils.isNotEmpty(secondClassify.getChilds())) {
+                                for (CereProductClassify thirdClassify : secondClassify.getChilds()) {
+                                    thirdClassify.initMap(cereProductClassifyLangInfoList);
+                                    thirdClassify.initData();
+                                }
+                            }
+                        }
+                    }
+                }
+            }
         }
         PageInfo<CereProductClassify> pageInfo=new PageInfo<>(list);
         Page page=new Page(pageInfo.getList(),pageInfo.getTotal());

cereshop-admin/src/main/resources/mybatis/mapper/product/CereProductClassifyDAO.xml

@@ -163,7 +163,7 @@
   </select>
 
   <select id="getAll" resultType="com.shop.cereshop.commons.domain.product.CereProductClassify">
-    SELECT classify_id,classify_name FROM cere_product_classify
+    SELECT classify_id,classify_name,classify_image FROM cere_product_classify
     where classify_level=1 AND project = '0' ORDER BY update_time DESC,create_time DESC
   </select>