封装了一下品类获取父级所有的公共元素

muyu-modules/muyu-product/muyu-product-common/src/main/java/com/muyu/product/domain/AsCategoryAttribute.java

@@ -3,6 +3,7 @@ package com.muyu.product.domain;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.muyu.product.domain.base.CategoryBase;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
@@ -25,7 +26,7 @@ import com.muyu.common.core.web.domain.BaseEntity;
 @TableName("as_category_attribute")
 @EqualsAndHashCode(callSuper = true)
 @ApiModel(value = "AsCategoryAttribute", description = "品类属性中间")
-public class AsCategoryAttribute extends BaseEntity {
+public class AsCategoryAttribute extends BaseEntity implements CategoryBase {
 
     private static final long serialVersionUID = 1L;
 
@@ -51,4 +52,9 @@ public class AsCategoryAttribute extends BaseEntity {
                 .attributeId(attributeId)
                 .build();
     }
+
+    @Override
+    public Long getBaseId () {
+        return this.attributeId;
+    }
 }

muyu-modules/muyu-product/muyu-product-common/src/main/java/com/muyu/product/domain/AsCategoryAttributeGroup.java

@@ -3,6 +3,7 @@ package com.muyu.product.domain;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.muyu.product.domain.base.CategoryBase;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
@@ -25,7 +26,7 @@ import com.muyu.common.core.web.domain.BaseEntity;
 @TableName("as_category_attribute_group")
 @EqualsAndHashCode(callSuper = true)
 @ApiModel(value = "AsCategoryAttributeGroup", description = "品类属性组中间")
-public class AsCategoryAttributeGroup extends BaseEntity {
+public class AsCategoryAttributeGroup extends BaseEntity implements CategoryBase {
 
     private static final long serialVersionUID = 1L;
 
@@ -51,4 +52,9 @@ public class AsCategoryAttributeGroup extends BaseEntity {
                 .categoryId(categoryInfoId)
                 .build();
     }
+
+    @Override
+    public Long getBaseId () {
+        return this.attributeGroupId;
+    }
 }

muyu-modules/muyu-product/muyu-product-common/src/main/java/com/muyu/product/domain/AsCategoryBrand.java

@@ -3,6 +3,7 @@ package com.muyu.product.domain;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.muyu.product.domain.base.CategoryBase;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
@@ -25,7 +26,7 @@ import com.muyu.common.core.web.domain.BaseEntity;
 @TableName("as_category_brand")
 @EqualsAndHashCode(callSuper = true)
 @ApiModel(value = "AsCategoryBrand", description = "品类品牌中间")
-public class AsCategoryBrand extends BaseEntity {
+public class AsCategoryBrand extends BaseEntity implements CategoryBase {
 
     private static final long serialVersionUID = 1L;
 
@@ -50,4 +51,9 @@ public class AsCategoryBrand extends BaseEntity {
                 .categoryId(categoryInfoId)
                 .build();
     }
+
+    @Override
+    public Long getBaseId () {
+        return this.brandId;
+    }
 }

muyu-modules/muyu-product/muyu-product-common/src/main/java/com/muyu/product/domain/base/CategoryBase.java

@@ -0,0 +1,11 @@
+package com.muyu.product.domain.base;
+
+/**
+ * @author DongZl
+ * @description: attribute基础方法
+ * @Date 2024-3-1 下午 02:28
+ */
+public interface CategoryBase {
+
+    public Long getBaseId();
+}

muyu-modules/muyu-product/muyu-product-server/src/main/java/com/muyu/product/service/impl/CategoryInfoServiceImpl.java

@@ -2,10 +2,13 @@ package com.muyu.product.service.impl;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Objects;
+import java.util.function.Function;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.service.IService;
 import com.muyu.common.core.utils.ObjUtils;
 import com.muyu.product.domain.*;
+import com.muyu.product.domain.base.CategoryBase;
 import com.muyu.product.domain.model.CategoryInfoSaveModel;
 import com.muyu.product.domain.resp.CategoryParentCommonElementResp;
 import com.muyu.product.service.*;
@@ -219,6 +222,40 @@ public class CategoryInfoServiceImpl extends ServiceImpl<CategoryInfoMapper, Cat
         return attributeInfoList;
     }
 
+
+
+    public <T,AS> List<T> getCommon(Long categoryId,IService<AS> iService,IService<T> bsiService){
+        List<T> list = new ArrayList();
+        QueryWrapper<AS> asQueryWrapper = new QueryWrapper<>();
+        asQueryWrapper.eq("category_id", categoryId);
+        List<AS> asList = iService.list(asQueryWrapper);
+        if (asList != null && !asList.isEmpty()){
+            List<Long> baseIdList = asList.stream()
+                    .map(as -> {
+                        if (as instanceof CategoryBase categoryBase){
+                            return categoryBase.getBaseId();
+                        }
+                        return null;
+                    })
+                    .toList();
+            list.addAll(bsiService.listByIds(baseIdList));
+        }
+        CategoryInfo categoryInfo = this.getById(categoryId);
+        if (categoryInfo.getParentId() != 0){
+            if (list.isEmpty()){
+                list.addAll(getCommon(categoryInfo.getParentId(), iService, bsiService));
+            }else {
+                List<T> commonList = getCommon(categoryInfo.getParentId(), iService, bsiService);
+                commonList.forEach(common -> {
+                    if (!list.contains(common)){
+                        list.add(common);
+                    }
+                });
+            }
+        }
+        return list;
+    }
+
     /**
      * 通过品类ID获取父级以上的属性、属性组、品牌集合
      *
@@ -229,9 +266,9 @@ public class CategoryInfoServiceImpl extends ServiceImpl<CategoryInfoMapper, Cat
     @Override
     public CategoryParentCommonElementResp parentCommonElement (Long categoryId) {
         return CategoryParentCommonElementResp.builder()
-                .attributeInfoList(this.getAttribute(categoryId))
+                .attributeInfoList(getCommon(categoryId, asCategoryAttributeService, attributeInfoService))
-                .attributeGroupList(this.getAttributeGroup(categoryId))
+                .attributeGroupList(getCommon(categoryId, asCategoryAttributeGroupService, attributeGroupService))
-                .brandInfoList(this.getBrand(categoryId))
+                .brandInfoList(getCommon(categoryId, asCategoryBrandService, brandInfoService))
                 .build();
     }
 }