From 6d280ed8f256fc9179a9d839d0c026512d4ab766 Mon Sep 17 00:00:00 2001
From: xiaoxiaoqiong <xxqfamous@gmail.com>
Date: Fri, 8 Apr 2022 18:51:01 +0800
Subject: [PATCH] =?UTF-8?q?=E7=AB=9E=E8=B5=9B=E9=85=8D=E7=BD=AE=E5=AD=90?=
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---
 app/controllers/settings_controller.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/controllers/settings_controller.rb b/app/controllers/settings_controller.rb
index 839aef2a7..ea75c12d1 100644
--- a/app/controllers/settings_controller.rb
+++ b/app/controllers/settings_controller.rb
@@ -32,7 +32,7 @@ class SettingsController < ApplicationController
 
   def get_sub_competitions
     @sub_competitions = []
-    Site.competition.pluck(:key).each do |key|
+    Site.competition.pluck(:key).uniq.each do |key|
       hash = {}
       hash.merge!("#{key.to_s}": Site.competition.where(key: key).select(:id, :name, :url, :key).to_a.map(&:serializable_hash))
       @sub_competitions << hash