update

@@ -268,10 +268,10 @@ class ProductController extends BaseController
             $this->response('关键词不能为空', Code::SYSTEM_ERROR);
         }
         $project_id = ProjectAiSetting::where('mch_id', $mch_id)->where('key', $key)->value('project_id');
-        if($project_id){
+        if(!$project_id){
             $this->response('项目不存在', Code::SYSTEM_ERROR);
         }
-
+        
         ProjectServer::useProject($project_id);
 
         $product = Product::whereFullText('title', $keyword)->inRandomOrder()->select(['title', 'intro', 'thumb'])->first();