商品管理检索功能完成，测试通过

book-product/src/main/java/com/bookstore/bookmall/product/controller/SkuInfoController.java

@@ -37,7 +37,7 @@ public class SkuInfoController {
     @RequestMapping("/list")
     //@RequiresPermissions("product:skuinfo:list")
     public R list(@RequestParam Map<String, Object> params){
-        PageUtils page = skuInfoService.queryPage(params);
+        PageUtils page = skuInfoService.queryPageByCondition(params);
 
         return R.ok().put("page", page);
     }

book-product/src/main/java/com/bookstore/bookmall/product/service/SkuInfoService.java

@@ -18,5 +18,7 @@ public interface SkuInfoService extends IService<SkuInfoEntity> {
     PageUtils queryPage(Map<String, Object> params);
 
     void saveSkuInfo(SkuInfoEntity skuInfoEntity);
+
+    PageUtils queryPageByCondition(Map<String, Object> params);
 }
 

book-product/src/main/java/com/bookstore/bookmall/product/service/impl/SkuInfoServiceImpl.java

@@ -1,6 +1,9 @@
 package com.bookstore.bookmall.product.service.impl;
 
+import com.mysql.cj.util.StringUtils;
 import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
 import java.util.Map;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -31,4 +34,58 @@ public class SkuInfoServiceImpl extends ServiceImpl<SkuInfoDao, SkuInfoEntity> i
         this.baseMapper.insert(skuInfoEntity);
     }
 
+    @Override
+    public PageUtils queryPageByCondition(Map<String, Object> params) {
+        QueryWrapper<SkuInfoEntity> QueryWrapper = new QueryWrapper<>();
+
+
+        //key: "华为",
+        //brandId: 9,
+        //catelogId: 225
+        //min
+        //max
+        String key = (String) params.get("key");
+        if (!StringUtils.isNullOrEmpty(key)) {
+            QueryWrapper.and((w)->{
+                w.eq("sku_id",key).or().like("sku_name", key);
+            });
+        }
+
+        String brandId = (String) params.get("brandId");
+        if (!StringUtils.isNullOrEmpty(brandId) && !"0".equals(brandId)) {
+            QueryWrapper.eq("brand_id", brandId);
+        }
+
+        String catelogId = (String) params.get("catalogId");
+        if (!StringUtils.isNullOrEmpty(catelogId) && !"0".equals(catelogId)) {
+            QueryWrapper.eq("catalog_id", catelogId);
+        }
+
+        String min = (String) params.get("min");
+        if (!StringUtils.isNullOrEmpty(min)) {
+            QueryWrapper.ge("price", min);
+        }
+
+        String max = (String) params.get("max");
+        if (!StringUtils.isNullOrEmpty(max)) {
+            try {
+                BigDecimal bigDecimal = new BigDecimal(max);
+                if (bigDecimal.compareTo(new BigDecimal(0)) == 1) {
+                    QueryWrapper.le("price", max);
+                }
+            }catch (Exception e){
+
+            }
+
+        }
+
+
+        IPage<SkuInfoEntity> page = this.page(
+                new Query<SkuInfoEntity>().getPage(params),
+                QueryWrapper
+        );
+
+        return new PageUtils(page);
+    }
+
 }