refactor: 修改附件下载接口添加分类名称字段输出

app/admin/controller/v1/Attachment.php

@@ -61,14 +61,29 @@ class Attachment
     {
         $id = request()->param('id');
 
-        $attachment = AttachmentModel::withoutField([
-                'language_id',
-                'created_at',
-                'updated_at',
-                'deleted_at'
+        $attachment = AttachmentModel::with(['category' => function ($query) {
+                $query->field(['id', 'name' => 'category_name']);
+            }])
+            ->field([
+                'id',
+                'category_id',
+                'name',
+                'desc',
+                'image',
+                'applicable_to',
+                'support_platform',
+                'attach',
+                'sort',
+                'recommend',
+                'status',
+                'seo_title',
+                'seo_keywords',
+                'seo_desc'
             ])
             ->bypk($id)
-            ->find();
+            ->find()
+            ->bindAttr('category', ['category_name'])
+            ->hidden(['category']);
         if (empty($attachment)) {
             return error('附件不存在');
         }