From fe2d5b14031edbe43238770fb1fc21e8a322b51a Mon Sep 17 00:00:00 2001
From: rentaiming <806181062@qq.com>
Date: 星期四, 13 六月 2024 18:18:08 +0800
Subject: [PATCH] 用户端商品

---
 ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java |   49 +++++++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java b/ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java
index 88f8f60..6e48584 100644
--- a/ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java
+++ b/ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java
@@ -1,9 +1,14 @@
 package com.ruoyi.goods.service.impl;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.ruoyi.common.core.utils.StringUtils;
 import com.ruoyi.common.core.utils.page.BeanUtils;
-import com.ruoyi.goods.domain.pojo.GoodsCategory;
-import com.ruoyi.goods.domain.vo.GoodsCategoryVO;
+import com.ruoyi.common.core.utils.page.PageDTO;
+import com.ruoyi.goods.controller.management.dto.GoodsCategoryDTO;
+import com.ruoyi.goods.controller.management.dto.GoodsCategoryQuery;
+import com.ruoyi.goods.controller.management.vo.GoodsCategoryVO;
+import com.ruoyi.system.api.domain.GoodsCategory;
 import com.ruoyi.goods.mapper.GoodsCategoryMapper;
 import com.ruoyi.goods.service.IGoodsCategoryService;
 import java.util.List;
@@ -20,8 +25,48 @@
 @Service
 public class GoodsCategoryServiceImpl extends ServiceImpl<GoodsCategoryMapper, GoodsCategory> implements IGoodsCategoryService {
 
+    /**
+     * 获取商品类别列表。
+     * <p>此方法不接受任何参数,它会调用 {@code list()} 方法获取当前类别列表,并将其转换为 {@code GoodsCategoryVO} 类型的列表后返回。</p>
+     *
+     * @return 返回一个 {@code List<GoodsCategoryVO>},包含当前商品类别的所有信息。
+     */
     @Override
     public List<GoodsCategoryVO> getGoodsCategoryList() {
+        // 使用BeanUtils的copyList方法将当前列表转换为GoodsCategoryVO类型的列表并返回
         return BeanUtils.copyList(this.list(), GoodsCategoryVO.class);
     }
+
+    /**
+     * 获取商品类别的分页信息
+     *
+     * @param query 查询条件,包含页码、页大小和分类名称
+     * @return 分页后的商品类别数据,包装在PageDTO中
+     */
+    @Override
+    public PageDTO<GoodsCategoryVO> getGoodsCategoryPage(GoodsCategoryQuery query) {
+        Page<GoodsCategory> page = this.lambdaQuery()
+                .like(StringUtils.isNotEmpty(query.getCategoryName()),
+                        GoodsCategory::getCategoryName, query.getCategoryName())
+                .page(new Page<>(query.getPageCurr(), query.getPageSize()));
+        if (StringUtils.isEmpty(page.getRecords())) {
+            return PageDTO.empty(page.getTotal(), page.getPages());
+        }
+        return PageDTO.of(page, GoodsCategoryVO.class);
+    }
+
+    /**
+     * 保存或更新商品类别信息。
+     *
+     * @param dto 商品类别数据传输对象,包含商品类别的信息。 如果dto中的id为空,则认为是新纪录,执行保存操作; 如果id不为空,则认为是更新现有纪录。
+     */
+    @Override
+    public void saveGoodsCategory(GoodsCategoryDTO dto) {
+        GoodsCategory goodsCategory = BeanUtils.copyBean(dto, GoodsCategory.class);
+        if (StringUtils.isNull(dto.getId())) {
+            this.save(goodsCategory);
+        } else {
+            this.updateById(goodsCategory);
+        }
+    }
 }

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