fix(category): 修复分类接口优雅降级兜底机制并完善审核3C商品分类与过审一键恢复脚本

addons/shopro/controller/Category.php

@@ -13,12 +13,15 @@ class Category extends Common
     public function index()
     {
         $id = $this->request->param('id', 0);
-        $category = CategoryModel::where('parent_id', 0)->normal()->order('weigh', 'desc')->order('id', 'desc');
+        $category = null;
         if ($id) {
-            // 指定 id 分类，否则获取 权重最高的一级分类
-            $category = $category->where('id', $id);
+            // 指定 id 分类
+            $category = CategoryModel::where('parent_id', 0)->normal()->where('id', $id)->find();
+        }
+        if (!$category) {
+            // 若未传 id 或传入的旧分类 id 已不存在，自动优雅降级兜底获取权重最高的一级分类
+            $category = CategoryModel::where('parent_id', 0)->normal()->order('weigh', 'desc')->order('id', 'desc')->find();
         }
-        $category = $category->find();
         if (!$category) {
             $this->error(__('No Results were found'));
         }