fix:优化代码

ruoyi-modules/ruoyi-commodityManagement/src/main/java/org/dromara/commodityManagement/emum/ItemType.java

@@ -0,0 +1,21 @@
+package org.dromara.commodityManagement.emum;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * item表中的类型
+ */
+@Getter
+@AllArgsConstructor
+public enum ItemType {
+    /**
+     * 大货类型
+     */
+    DAHUO_TYPE("1"),
+    /**
+     * 品牌类型
+     */
+    BRAND_TYPE("2");
+    private final String type;
+}

ruoyi-modules/ruoyi-commodityManagement/src/main/java/org/dromara/commodityManagement/service/impl/BrandServiceImpl.java

@@ -13,12 +13,13 @@ import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
 import org.dromara.common.mybatis.core.page.TableDataInfo;
-import org.dromara.common.satoken.utils.LoginHelper;
 import org.springframework.stereotype.Service;
 
 import java.util.Arrays;
 import java.util.List;
 
+import static org.dromara.commodityManagement.emum.ItemType.BRAND_TYPE;
+
 /**
  * 品牌服务实现
  */
@@ -28,11 +29,6 @@ public class BrandServiceImpl implements BrandService {
 
     private final BrandMapper brandMapper;
 
-    /**
-     * 品牌类型
-     */
-    private static final String BRAND_TYPE = "2";
-
     /**
      * 根据Brand对象分页查询品牌数据
      * @param brandBo BrandBo对象