From c4fdcd7b0652fb04ccdf9c1e4c606ffc62f6b15e Mon Sep 17 00:00:00 2001
From: chiu <naruto0426@rulingcom.com>
Date: Thu, 5 Mar 2020 19:27:24 +0800
Subject: [PATCH] fix error

---
 temp_file/app/models/site.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/temp_file/app/models/site.rb b/temp_file/app/models/site.rb
index b7b5ec0..a5bd159 100644
--- a/temp_file/app/models/site.rb
+++ b/temp_file/app/models/site.rb
@@ -82,7 +82,7 @@ class Site
       project_date_fields = Hash[*key_op.collect { |key, op| [key, {op => "$#{field}"}] }.flatten]
       group_id_fields = Hash[*key_op.collect { |key, op| [key, "$#{key}"] }.flatten]
       pipeline = [
-          {"$match"=> {"_id" => {"$gte" => limit_ele['_id']}}},
+          {"$match"=> {"_id" => {"$gte" => (limit_ele['_id'] rescue '')}}},
           {"$project" => {field => 1}.merge(project_date_fields)},
           {"$group" => {"_id" => group_id_fields,"count" => {"$sum" => 1}}},
           {"$sort" => {"_id"=>-1}}