商品分页

product/product-service-impl/src/main/java/cn/iocoder/mall/product/convert/ProductSpuConvert.java

@@ -13,6 +13,7 @@ import cn.iocoder.mall.product.dataobject.ProductSpuDO;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
 import org.mapstruct.Mappings;
+import org.mapstruct.Named;
 import org.mapstruct.factory.Mappers;
 
 import java.util.ArrayList;
@@ -25,9 +26,14 @@ public interface ProductSpuConvert {
 
     ProductSpuConvert INSTANCE = Mappers.getMapper(ProductSpuConvert.class);
 
-    @Mappings({})
+    @Mappings({
+            @Mapping(source = "picUrls", target = "picUrls", qualifiedByName = "translatePicUrlsFromString")
+    })
     ProductSpuBO convert(ProductSpuDO spu);
 
+    @Mappings({})
+    List<ProductSpuBO> convert(List<ProductSpuDO> spus);
+
     @Mappings({
             @Mapping(source = "picUrls", target = "picUrls", ignore = true)
     })
@@ -79,4 +85,9 @@ public interface ProductSpuConvert {
         return spuDetail;
     }
 
+    @Named("translatePicUrlsFromString")
+    default List<String> translatePicUrlsFromString(String picUrls) {
+        return StringUtil.split(picUrls, ",");
+    }
+
 }

product/product-service-impl/src/main/java/cn/iocoder/mall/product/dao/ProductSpuMapper.java

@@ -1,8 +1,11 @@
 package cn.iocoder.mall.product.dao;
 
 import cn.iocoder.mall.product.dataobject.ProductSpuDO;
+import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
+
 @Repository
 public interface ProductSpuMapper {
 
@@ -12,4 +15,10 @@ public interface ProductSpuMapper {
 
     void update(ProductSpuDO productSpuDO);
 
+    List<ProductSpuDO> selectListByNameLikeOrderBySortAsc(@Param("name") String name,
+                                                          @Param("offset") Integer offset,
+                                                          @Param("limit") Integer limit);
+
+    Integer selectCountByNameLike(@Param("name") String name);
+
 }

product/product-service-impl/src/main/java/cn/iocoder/mall/product/service/ProductSpuServiceImpl.java

@@ -9,10 +9,12 @@ import cn.iocoder.mall.product.api.ProductSpuService;
 import cn.iocoder.mall.product.api.bo.ProductAttrDetailBO;
 import cn.iocoder.mall.product.api.bo.ProductSpuBO;
 import cn.iocoder.mall.product.api.bo.ProductSpuDetailBO;
+import cn.iocoder.mall.product.api.bo.ProductSpuPageBO;
 import cn.iocoder.mall.product.api.constant.ProductErrorCodeEnum;
 import cn.iocoder.mall.product.api.constant.ProductSpuConstants;
 import cn.iocoder.mall.product.api.dto.ProductSkuAddOrUpdateDTO;
 import cn.iocoder.mall.product.api.dto.ProductSpuAddDTO;
+import cn.iocoder.mall.product.api.dto.ProductSpuPageDTO;
 import cn.iocoder.mall.product.api.dto.ProductSpuUpdateDTO;
 import cn.iocoder.mall.product.convert.ProductSpuConvert;
 import cn.iocoder.mall.product.dao.ProductSkuMapper;
@@ -169,6 +171,19 @@ public class ProductSpuServiceImpl implements ProductSpuService {
         return CommonResult.success(true);
     }
 
+    @Override
+    public CommonResult<ProductSpuPageBO> getProductSpuPage(ProductSpuPageDTO productSpuPageDTO) {
+        ProductSpuPageBO productSpuPage = new ProductSpuPageBO();
+        // 查询分页数据
+        int offset = productSpuPageDTO.getPageNo() * productSpuPageDTO.getPageSize();
+        productSpuPage.setSpus(ProductSpuConvert.INSTANCE.convert(productSpuMapper.selectListByNameLikeOrderBySortAsc(productSpuPageDTO.getName(),
+            offset, productSpuPageDTO.getPageSize())));
+        // 查询分页总数
+        productSpuPage.setCount(productSpuMapper.selectCountByNameLike(productSpuPageDTO.getName()));
+        // 返回结果
+        return CommonResult.success(productSpuPage);
+    }
+
     private CommonResult<Boolean> validProductSku(List<ProductSkuAddOrUpdateDTO> productSkuAddDTOs, List<ProductAttrDetailBO> productAttrDetailBOs) {
         // 创建 ProductAttrDetailBO 的映射。其中，KEY 为 ProductAttrDetailBO.attrValueId ，即规格值的编号
         Map<Integer, ProductAttrDetailBO> productAttrDetailBOMap = productAttrDetailBOs.stream().collect(

product/product-service-impl/src/main/resources/mapper/ProductSpuMapper.xml

@@ -2,11 +2,17 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="cn.iocoder.mall.product.dao.ProductSpuMapper">
 
+    <sql id="FIELDS">
+        id, name, sell_point, description, cid,
+        pic_urls, visible, sort, create_time
+    </sql>
+
     <select id="selectById" parameterType="Integer" resultType="ProductSpuDO">
         SELECT
-          id
+            <include refid="FIELDS" />
         FROM product_spu
         WHERE id = #{id}
+        AND deleted = 0
     </select>
 
     <insert id="insert" parameterType="ProductSpuDO" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
@@ -50,4 +56,30 @@
         WHERE id = #{id}
     </update>
 
+    <select id="selectListByNameLikeOrderBySortAsc" resultType="ProductSpuDO">
+        SELECT
+            <include refid="FIELDS" />
+        FROM product_spu
+        <where>
+            <if test="name != null">
+                name LIKE "%"#{name}"%"
+            </if>
+            AND deleted = 0
+        </where>
+        ORDER BY sort ASC
+        LIMIT #{offset}, #{limit}
+    </select>
+
+    <select id="selectCountByNameLike" resultType="Integer">
+        SELECT
+            COUNT(1)
+        FROM product_spu
+        <where>
+            <if test="name != null">
+                name LIKE "%"#{name}"%"
+            </if>
+            AND deleted = 0
+        </where>
+    </select>
+
 </mapper>