新增后台商品列表一级分类查询商品逻辑

app/admin/lists/store_product/StoreProductLists.php

@@ -4,6 +4,7 @@ namespace app\admin\lists\store_product;
 
 
 use app\admin\lists\BaseAdminDataLists;
+use app\common\model\cate\Cate;
 use app\common\model\store_product\StoreProduct;
 use app\common\lists\ListsSearchInterface;
 use app\common\model\store_category\StoreCategory;
@@ -45,6 +46,17 @@ class StoreProductLists extends BaseAdminDataLists implements ListsSearchInterfa
      */
     public function lists(): array
     {
+        $class_all = $this->request->get('class_all');
+        if ($class_all) {
+            //查3级别的
+            $arr = Cate::where('pid', $class_all)->column('id');
+            if ($arr) {
+                $arr2 = Cate::where('pid', 'in', $arr)->column('id');
+                $this->searchWhere[] = ['cate_id', 'in', array_merge($arr, $arr2)];
+            } else {
+                $this->searchWhere[] = ['cate_id', '=', $class_all];
+            }
+        }
         return StoreProduct::where($this->searchWhere)
             ->field(['id', 'image', 'store_name','swap', 'cate_id','batch', 'price','vip_price','sales', 'stock', 'is_show', 'unit', 'cost','rose','purchase','bar_code','manufacturer_information'])
             ->limit($this->limitOffset, $this->limitLength)