From 82bdfb9832e35d3b158be134c8c1a34127a2ba2d Mon Sep 17 00:00:00 2001
From: Arpit Jalan <arpit@techapj.com>
Date: Thu, 17 Nov 2016 21:57:06 +0530
Subject: [PATCH] FIX: update category permalink if record already exists

---
 app/models/category.rb | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/app/models/category.rb b/app/models/category.rb
index 3a8cc580e2a..e0ac08ac877 100644
--- a/app/models/category.rb
+++ b/app/models/category.rb
@@ -467,9 +467,15 @@ SQL
   def create_category_permalink
     old_slug = changed_attributes["slug"]
     if self.parent_category
-      Permalink.create(url: "c/#{self.parent_category.slug}/#{old_slug}", category_id: id)
+      url = "c/#{self.parent_category.slug}/#{old_slug}"
     else
-      Permalink.create(url: "c/#{old_slug}", category_id: id)
+      url = "c/#{old_slug}"
+    end
+
+    if Permalink.where(url: url).exists?
+      Permalink.where(url: url).update_all(category_id: id)
+    else
+      Permalink.create(url: url, category_id: id)
     end
   end